Sigma Heat Pump AS H40Y User Manual

AS-H40Y - 12kW  
AS-H50Y - 15kW  
AS-H60Y - 18kW  
ALTOHeat Pump installation manual  
F1-F7  
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HEAT PUMP- AS-H40Y 12kW  
2
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HEAT PUMP- AS-H50Y (15kW) & AS-H60 (18kW)  
3
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INSTALLATION AND SITING  
Prior to installing your heat pump:-  
All heat pumps are factory assembled and tested prior to delivery. Please check for any external damage  
especially to the evaporator fins, please diagram below. Do not be concerned about minor damage or indentations  
to the fins (especially where the fan unit is mounted) as it will not affect performance. If severe damage has  
occurred please contact your supplier immediately and do not attempt to install heater unit.  
IF HEAT PUMP HAS BEEN PLACED ON IT’S SIDE IN TRANSIT THEN HEATER MUST BE LEFT  
IN AN UPRIGHT POSITION FOR A MINIMUM PERIOD OF 24HRS PRIOR TO OPERATION  
(failing the above may cause damage to the heat pump and invalidate your warranty).  
Siting  
As the air flow is discharged from the top of the heat pump all units are designed to be installed outside. If unit is to  
be installed inside the filtration/plant room adequate ducting and ventilation must be installed. Please contact your  
dealer for advice.  
Heater unit must be installed using plastic anti vibration pads (provided) on a solid LEVEL foundation i.e.  
concrete base or paving slabs. Using the plastic pads reduces vibration noise and prevents corrosion to the base  
of the heat pump. DO NOT PLACE ONTO SOFT GROUND I.E. GRASS. Please Note: the heat pump collects  
condensation from the evaporator fins and will continually discharge small amounts of condensate (water) out of  
the base of the unit via a drain tube. Therefore, it is recommended that the drain tube is directed to an area with  
adequate drainage.  
Make sure that heat pump remains free of any obstructions, foliage etc. A minimum clearance is required around  
heater unit, please see drawing below. Make sure that easy access can be gained to service panel and plumbing  
connections. Do not obstruct access panel with plumbing pipework.  
Multiple connections- install heat pumps 500mm apart and independently protect each unit by 20amp MCB - see  
also page 8, Drw.4 for plumbing detail. Make sure that heat pump grilles are not blocked by loose debris such as  
leaves, grass cuttings, garden  
furniture etc.  
Evaporator Fins  
x 3 sides  
(protected by a wire  
mesh grille)  
Drain Tube  
(optional)  
2.5mm Cable  
Power Supply  
(prefitted)  
4
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PLUMBING  
Alto heat pumps are supplied with 1.5" BSP parallel threads, male. We  
strongly recommend a 1.5" female socket union is applied to  
inlet/outlets for future draining and servicing of the appliance.  
2 x1.5” Female/Threaded  
Socket Unions Required  
Alto heat pumps must be installed in the return line after the filter. If an  
existing heater or back-up heater has been installed then the heat pump  
should be installed between the filter and the other heater. If solar  
heating has been installed, the heat pump should be installed after the solar heating system. See Drw.2 page7.  
If the heat pump is to be installed at a lower level than the pool then isolation valves or non-return valves should be  
installed.  
Do not route any plumbing lines across heater inlet panels. All plumbing should be adequately supported.  
Once all plumbing connections have been completed the filtration should be turned on and the systems tested for  
leaks. A refrigerant/flow meter is located next to the control panel. Alto heat pumps will generally take the full flow  
of the filtration pump. In some instances if there is too much flow (see page 12 re refrigerant/ flow meter) a by-pass  
may be required. If there is insufficient flow an auxiliary booster pump may be required. Please contact your dealer  
for advice.  
Important - (applicable for stainless steel/copper heat exchangers) Standard unit. If your pool has an automatic  
chemical dosing appliance the heat pump should be installed prior to the dosing system. See applicable drawings  
(1-4) on pages 7-8.  
FLOW SWITCH (Optional)  
Alto heat pumps have the option of installing a flow switch. A flow switch will deactivate the heater if there is a loss  
of water flow i.e. in the event that the circulation pump deprimes (no flow) the heater  
will switch off.  
We recommend that the heat pump should be interlock wired with the  
ON  
OFF  
circulation pump i.e. heat pump only functions when pool circulation pump is  
running. A flow switch (provided) can also be installed as an extra precaution in  
the event that there is a loss of water flow (i.e. circulation pump deprimes).  
It is our recommendation that the flow switch is installed for added protection  
on a pool installation that is below ground. If the heater is to be installed on an  
above ground pool, the circulation pump is normally under flooded suction  
therefore, heater and filtration pump could be wired together.  
In the event that there is no flow ‘E3’ will be displayed on the control panel and  
heater will stop functioning.  
ELECTRICIAN NOTE - PLEASE CHECK CONTINUITY OF FLOW SWITCH BEFORE INSTALLING.  
PLEASE ALSO SEE PAGE 15 - FILTRATION & FAQ  
1 X FLOW SWITCH  
1 X CRIMP -ON CONNECTIONS  
1 X 1.5”- 0.75” PLN RED. BUSH  
1 X 0.75” PLAIN - 0.5” FEMALE THR. RED. BUSH  
5
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FLOW SWITCH INSTALLATION GUIDE (optional)  
1. Insert reducing bushes (provided) into 1.5” Tee using suitable adhesive.  
2. Connect 1.5” Tee to socket union adjacent to Inlet on heat pump. Tee can be installed horizontally or  
vertically!  
3. Using PTFE tape insert flow switch into Tee making sure that the arrow on the flow switch points towards  
the heater.  
4. Turn off electrical supply to heat pump. Run the wire lead from the flow switch and make connection to No. 1 &  
2 on the electric terminal block - see diagram below (wire extension may be required). Note:- you will have to  
remove a pre-fitted loop that is already connected to No.1 & 2 see dia. below.  
IMPORTANT  
Remove ‘pre-fitted loop’  
WHEN INSTALLING FLOW  
and keep in a safe place  
SWITCH MAKE SURE THAT  
(See FAQ page 15).  
A R R O W  
P O IN T S  
TO WARD S THE H EATER  
SOCKET  
UNION  
OUTLET  
Red  
Black  
RETURN WATER  
FLOW TO POOL  
N
L
1
2
Alternative  
connection  
SOCKET  
UNION  
TEE  
WATER FLOW  
FROM PUMP  
INLET  
OFF  
ON  
CONTACTOR  
FLOW SWITCH  
OPERATION  
Alternative wiring route  
ON  
OFF  
HEATER  
ANTI VIBRATION PADS AND DRAIN TUBE  
The following parts should be installed prior to connecting pipework. Drain  
tube will not fit if vibration pads are not installed on the 12kW model!  
X 4 ANTI VIBRATION PADS (PLASTIC)  
Install on underside of heater. It is recommended  
that Stainless Steel screws & plugs are used when  
securing to floor. Installing anti vibration feet will  
also help prevent corrsion to the base of the heat  
pump.  
1 X DRAIN VALVE (RUBBER) 1 X 2m FLEXIBLE DRAINAGE TUBE  
Insert drain valve into drainage hole located on underside of heater and push fit  
the drainage tube onto valve (Tip-you will find it much easier to insert drain  
valve if it is immersed in hot water or sprayed with silicone spray prior to  
fitting). Drain valve installation is optional.  
6
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PLUMBING LAYOUT  
Drw.1 Recommended plumbing layout for a standard heat pump installation.  
Position for optional  
Back-Up Heater if  
Erosion Feeder  
required  
Non-Return Valve  
Pool  
Female/ Threaded  
Socket Union  
FILTER  
BACKWASH  
FILTER  
Flow Switch  
Condensate  
(Optional)  
Ball  
Valve  
Water to waste  
PUMP  
Drw.2 Recommended plumbing layout when incorporating Solar Heating. If an increased flow rate is  
required instal a booster pump as per drw.4 below.  
Position for optional  
Back-Up Heater if  
Erosion Feeder  
required  
Non-Return Valve  
Pool  
Female/ Threaded  
Socket Union  
FILTER  
BACKWASH  
Non-Return Valve  
3-Way  
Valve  
FILTER  
Ball  
Valve  
Flow  
Switch  
Condensate  
Water to waste  
PUMP  
(Optional)  
Solar Heating  
Install a plumbing bypass for running filtration  
& heat pump at night.  
7
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Drw.3 Recommended plumbing layout when incorporating Solar Heating & Booster Pump  
Position for optional  
Back-Up Heater if  
Erosion Feeder  
required  
Non-Return Valve  
Pool  
Female/ Threaded  
Socket Union  
FILTER  
Non-Return  
Valve  
BACKWASH  
FILTER  
Flow Switch  
(Optional)  
Condensate  
Water to waste  
Ball  
Valve  
Install a plumbing bypass  
for running filtration &  
heat pump at night.  
PUMP  
Non-Return Valve  
3-Way  
Valve  
Ball  
Valve  
Solar Heating  
BOOSTER PUMP  
Drw.4 Recommended plumbing layout when incorporating two heat pump units. IMPORTANT Minimum  
flow rate required to use this system is 3000 Litres / 660 Gallons (imperial)perhour.  
Non-Return Valve  
Pool  
required or  
Errosion Feeder  
if installed  
FILTER  
BACKWASH  
FILTER  
Ball  
Valve  
Flow Switch  
(Optional)  
Condensate  
Water to waste  
Ball  
Valve  
PUMP  
Ball  
Valve  
Flow Switch  
(Optional)  
IMPORTANT  
Condensate  
Water to waste  
Minimum flow rate required to  
use this system is 3000 Litres /  
660 Gallons (imperial) per hour.  
Female/ Threaded  
Socket Union to be applied  
on all inlet/outlets  
8
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ELECTRICAL CONNECTION & CIRCUIT DIAGRAM  
IMPORTANT. It is recommended that all electrical supplies and connections are carried out by a qualified  
electrician, in accordance with I.E.E. standards, latest issue, or local codes of practice as applicable.  
Also recommended is a protected supply to incorporate fuses or motor type circuit breaker (Type C) to specified  
rating (see Data Sheet page 19).  
An earth leakage trip (R.C.D) of the current operating type (30mA) is recommended to be fitted to all pool electric's.  
Minimum/Maximum Voltage requirements.:  
Single phase machines  
Three phase machines  
Cycle Frequency  
50Hz 207v 253v  
50Hz 360v 440v  
50Hz 47.5Hz 52.5Hz  
N.B. This voltage must be available at the heat pump whilst running.  
A 40 AMP / 2 Pole Contactor is required to interlock heat pump and circulation pump i.e. heat pump only  
functions when pool circulation pump is running. A flow switch (provided & optional - see page 5) can also be  
installed as an extra precaution in the event that there is a loss of water flow (i.e. circulation pump deprimes).  
NOTE - PLEASE CHECK CONTINUITY OF FLOW SWITCH BEFORE INSTALLING.  
AS-H40Y (12KW) AS-H50Y (15KW) AS-H60Y (18KW)  
SINGLE PHASE (1-N 50HZ)  
Transformer  
High Pressure  
Protection  
Flow Switch  
Compressor  
Relay  
Protective  
Circuit Breaker  
Heat Pump  
Main Terminals  
4-Way Valve  
Link  
or  
Flow Switch  
Remove Link to  
wire flow switch  
(see page 6)  
POWER SUPPLY  
230V/50HZ  
L
L
N
N
A2  
A1  
N
L
Control wires  
from circulation  
pump starter  
CONTACTOR  
40AMP 2 POLE  
Contactor required to  
interlock heat pump with  
circulation pump  
9
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CONTROL PANEL FUNCTIONS  
1 0 4 0  
H
3
2
1
1. When electric supply is connected the ‘Run’ power  
light will be on and the display panel will display  
the current water temperature. ie.10 H = 10°C.  
2. On/OFF button to turn heater on and off.  
3. The ‘set’ button is used to set the F1-6 functions  
ie.water temperature, defrosting cycle and  
defrosting time etc. see pages 11-12  
PLEASE READ THE CONTROL  
FUNCTIONS CAREFULLY AND MAKE THE  
NECESSARY ADJUSTMENTS BEFORE  
USING YOUR HEATER  
10  
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CONTROL PANEL FUNCTIONS 1-3  
When the ON/OFF buttons is pressed for the first time, the display  
panel will display the current water temperature and the desired pool  
temperature.  
eg. the display may read 10 40 ----- 10 is the current water  
temperature 10°C and 40 is the desired water temperature 40°C.  
ADJUSTING THE POOL WATER TEMPERATURE  
Using the up and down buttons, you can set the swimming pool water  
to the desired temperature between +15°C up to + 65°C.  
NOTE. WHEN PROCESSING FUNCTIONS F1-F5 IF NO ADJUSTMENTS ARE MADE FOR 5 SECONDS  
THE DISPLAY WILL REVERT BACK TO THE CURRENT & DESIRED WATER TEMPERATURE AS ABOVE  
When the SET button is used for the first time, the display panel will  
display F1-this is to set the temperature differential. The  
recommended setting is 2°C. To adjust setting YOU MUST PRESS  
THE ON/OFF BUTTON FIRST. Then use the UP and DOWN button to  
set the differential temperature range between 0 °C ~ 5°. Press on/off  
button again to take you back to the normal display. The unit will now  
stop working when the swimming pool water temperature reaches the  
setting temperature. The unit will automatically restart when the  
swimming pool water temperature drops below the setting temperature.  
Eg. If current pool water temperature is 20°C, F1 has been set to 02  
(heating mode) when the temperature reaches 20°C the heater will stop  
and restart when the water temperature is below 18°C.  
When the SET button is pressed twice, the display panel will display  
F2- the defrosting cycle. The recommended setting is 30 minutes. To  
adjust setting YOU MUST PRESS THE ON/OFF BUTTON FIRST.  
Then use the UP and DOWN buttons to adjust defrosting period  
between 30 minutes up to 99 minutes. Press on/off button again to take  
you back to the normal display. The unit will now start to defrost after  
the setting period when the defrosting sensor reaches the frosting  
condition.  
When the SET button is pressed for the third time, the display panel will  
display F3 - the defrosting time. The recommended setting is 5  
minutes. To adjust setting YOU MUST PRESS THE ON/OFF BUTTON  
FIRST. Use the UP and DOWN buttons to adjust defrosting time  
between 3 to 15 minutes. Press on/off button again to take you back to  
the normal display.  
11  
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CONTROL PANEL FUNCTIONS 4-7  
When the SET button is pressed for the fourth time, the display panel will  
display:-  
F4 : Operation Mode.  
F4C : Cooling Mode.  
F4H : Heating Mode  
When the SET button is pressed for the fifth time, the display panel will  
display:-  
F5 : The defrosting temperature of the evaporator pipe. The  
recommended temperature setting for the UK should be set to 0°C. To adjust  
setting YOU MUST PRESS THE ON/OFF BUTTON FIRST. The temperature  
can be adjusted using the UP and DOWN buttons between -10°C and 0°C  
Press on/off button again to take you back to the normal display.  
When the SET button is pressed for the sixth time, the display panel will  
display:-  
F6 : EC (Economy) OR ST (Standard) This function is designed for saving  
energy.  
EC: Heat pump will stop working at an ambient temperature of 5°C and will  
automatically restart when the ambient temperature rises above 10°C  
Example. When the heat pump is set in Economy mode, the unit will stop working during the  
night (when temperature drops below 5°C) and will restart automatically when the  
temperature rises throughout the day.  
New  
ST: (may be shown as 57) The heat pump will work continuously until the  
desired temperatures are reached.  
economy  
Setting!  
To adjust setting YOU MUST PRESS THE ON/OFF BUTTON FIRST.  
F7 IS ONLY DISPLAYED IF AN ELECTRIC BACK-UP HEATER HAS BEEN INSTALLED  
When the SET button is pressed for the seventh time, the display panel will  
display:- This function is used only in conjunction with a back-up electrical  
heater.  
F7 : ON/OFF Function. 0= turns off heater. 1= turns on electrical heater.  
12  
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POOL WATER AND GAS REFRIGERANT FLOW METER  
After the water heater has been running for more than 24 hrs, it should  
area  
be running at full capacity. The PSI reading should be in the region  
150 -200. If you want to make the heat pump run more efficiently the  
water flow should be adjusted by checking the pressure meter display.  
If the meter index is in the green area, the water heater is running in the  
most efficient way and you do not need to adjust anything.  
RED  
area  
RED  
area  
If the meter reading is in the red area but you have good water flow  
from the circulation pump, it may be as a result of low refrigerant gas  
(see below).  
diagram 1  
In the event that the pressure reading is in the red area ‘A’ (dia.2) it  
means there may be insufficient water flow. Prior to any adjustments  
make sure your filter is clean by using the ‘backwashing and rinse  
procedure (refer to your pool hand book for guidance). Check there are  
no obstructions in the suction lines i.e. Main Drain or Skimmer(s).  
area  
If you are unable to increase the flow rate, please contact your pool  
dealer as you may need to increase the size of the filtration pump or  
there is a lack of gas refrigerant. Loss of refrigerant gas is normally  
attributed to transit damage or the heater being manhandled incorrectly.  
In the unlikely event that there is a refrigerant loss a replacement heater  
maybe required.  
RED  
area  
RED  
area  
A
diagram 2  
area  
In the event that the pressure reading is in the red area ‘B’ (dia.3) it  
means the water flow is too high. You may need to install a bypass to  
decrease the water flow until pressure meter enters the green area.  
Please contact you dealer for advice.  
RED  
area  
RED  
area  
B
diagram 3  
13  
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CONTROL PANEL FUNCTION - ERROR DISPLAY 1-4  
IF THE HEATER STOPS WORKING ONE OF THE FOUR ERRORS WILL BE DISPLAYED  
THE FAILURE LIGHT WILL BE ON AND THE RELEVANT CODE WILL START TO FLASH  
E1: the water temperature sensor is not working correctly.  
E2 : the tube sensor is not working correctly. Please contact your dealer.  
E3 : Pool filtration is running but water flow is not sensed. ‘Flow  
Switch’ may not be working properly or there is a lack of water  
flow. Backwash filter and check suction lines (Skimmer(s) & Main  
Drain(s) for obstruction.  
PLEASE ALSO SEE PAGE 15 - FILTRATION & FAQ  
E4 : Indicates high water/refrigerant pressure. High limit pressure  
switch has activated and turned off power supply.  
14  
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AUTO RESTART AND DEFROSTING FUNCTION  
AUTO RESTART FUNCTION  
The Alto water heat pump has an auto restart function. When the power supply is switched off accidentally, it will  
automatically save the operation mode.  
When the power supply is restored, the unit will automatically restart after five minutes and operate in the same  
working mode.  
REVERSE CYCLE DEFROST FUNCTION  
When the ambient air temperature is too cold, the evaporator will start to freeze and frost will appear on the  
evaporator fins. If this happens the heater will automatically enter a defrosting mode (Reverse Cycle Defrost) and  
the defrost light will show in the control panel.  
This function will make the unit run as it would if it were a normal cooling unit by heating the outdoor coil using hot  
gas to melt any frost / ice. Once the evaporator temperature has reached over 23C or the set defrosting time, the  
defrost function is over and reverts back to heating the pool water.  
FILTRATION -  
BACKWASHING (FILTER) - ONLY APPLICABLE IF FLOW SWITCH HAS NOT BEEN INSTALLED  
The Alto water heat pump will continue to run when the filter is being backwashed. Although there is no water flow  
through the heat pump it will automatically cut out after a short period of time. Heat pump will automatically restart  
when filter is put back to normal operation.  
WASTE - ONLY APPLICABLE IF FLOW SWITCH HAS NOT BEEN INSTALLED  
If the pool is to be emptied or cleaned through the waste cycle for long periods of time we recommend  
that the heat pump is manually turned off until filter is functioning normally..  
FAQ  
The flow switch is faulty, is there a way to bypass the flow switch temporarily?  
Yes. Re-insert the ‘pre-fitted loop (see page 6). Heater will need to be turned on and off manually until a  
replacement is sent.  
How long will it take to heat up my pool?  
The answer to this is dependant on a number of factors; the ambient air temperature; heater being sized correctly;  
solar cover fitted; plumbing configuration etc. As an indication, at the start of the summer season (May) you should  
be able to obtain a water temperature of 24°C / 75°F allowing for approximately one week heat up time. This is  
providing that filtration is running 24hrs per day and an average ambient air temperature of 16°C / 61°F is  
achieved.  
When I use a heat pump, should I use a pool cover or solar blanket as well?  
Yes. Any reduction in pool heat loss directly translates into savings. 82% of all losses are due to convection. Using  
a pool cover just at night will save about 40% of the annual heating cost. A thermal pool cover or solar blanket can  
significantly reduce pool heating loss. The use of a solar or thermal blanket will also help extend your pool season.  
What is the minimum ambient operating temperature?  
The Alto Water Heat Pump will actually operate down to an ambient air temperature of 0°C. but with minimal heat  
output. Therefore we recommend that the minimum operating temperature should be 5°C. Other conditions such  
as wind, shade and physical location will affect the shut-off temperature of the unit.  
Will the heat pump require more refrigerant gas?  
Unless the Alto Water Heat Pump has a leak in the sealed refrigeration system, the factory charge of Freon should  
last for the life of the unit. Freon is very stable and should not degrade or breakdown even under severe operating  
conditions. If your unit needs Freon, then it has a leak, and adding Freon will not solve the problem. The leak must  
be located and repaired. Fortunately, Freon leaks are very uncommon and usually are due to transit damage.  
How Close To Your Pool?  
Normally, the pool pump and Heat Pump are installed close together and within 25 feet of the pool. The longer the  
distance from the pool, the more heat loss from the piping. Since normally most of the piping is buried, the heat  
loss is minimal for runs of up to 50 feet (50 feet to and from the pump = 100 feet total) unless the ground is wet or  
the water table is high. A very rough estimate of heat loss per 100 foot is 2500 BTU/hr for every 10° F difference in  
temperature between the pool water and ground surrounding the pipe, which translates to about 3% to 5%  
increase in run time.  
15  
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WATER CHEMISTRY  
The following water quality must be maintained at all times to prevent premature corrosion. It is  
recommended that your water balance is checked and balanced by a pool professional. Your warranty  
does not cover for damaged caused by poor water chemistry and neglect.  
pH:  
7.2 -7.6  
Total Alkalinity:  
Total hardness:  
Total Dissolved solids:  
Saline Water max:  
Chlorine Free Cl:  
Cyanuric level  
Super chlorination Max:  
Bromine:  
80 - 120ppm  
Less thab 500ppm  
1500ppm or lower  
concentration 6%  
5ppm Max. Continuous  
50ppm Max.  
30ppm for 24hrs  
8ppm  
Baquacil:  
25-50ppm  
Surface skimmers (above or inground)  
Do not use slow dissolving chemical tablets such as chlorine in the skimmer basket(s). This can lead to high  
acidic/corrosive pool water affecting the heat exchanger and resulting in a replacement of the whole unit.  
Therefore, we recommend that diluted chemicals are fed directly to the pool water or use an automatic dosing  
device.  
WINTERISING / START-UP procedure - ALL MODELS  
Winterising Procedure  
1. Switch off electric supply to heat pump.  
2. Turn off circulation pump.  
3. Drain water from heat pump by disconnecting pipework to and from heat pump.  
Ensure Heat Pump is completely drained.  
4. Flush through water circuit in heat pump using clean tap water i.e. a hose into inlet connection - run  
for 10 minutes minimum.  
5. Drain completely - fit plastic bags secured by elastic bands over water connections.  
6. If desired, you can protect from the heater by covering with VENTILATED cover through the winter  
season. Do not use plastic sheet as condensation can occur within unit.  
NOTE. If the pool has a ‘frost-thermostat’ installed to prevent the pool system from being drained in the  
winter months, it is recommended that a plumbing by-pass is installed to prevent unnecessary water flow  
through the heater unit.  
Start-Up Procedure  
1. Remove ventilated cover protection is fitted.  
2. Re-connect all plumbing connections to heat pump, filtration etc.  
3. Turn on circulation pump and check for leaks.  
4. Use control panel to set functions 1-7.  
5. Check daily to ensure pool water has the correct pH and the correct chemical balance is being  
maintained.  
16  
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ALTO WARRANTY POLICY  
This voluntary policy is supplemental to and in no way affects any statutory rights which the  
customer may have.  
1
Warranties  
1.1  
Paramount Pools warrants the Alto Heat Pump for a period of one (1) year from the date installed for both  
parts and labour.  
1.2  
At the end of the first year the following warranties apply as to parts only; labour is excluded from these  
warranties:-  
1.2.1 The condenser and compressor are warranted for three (3) years;  
1.2.2 The stainless steel copper heat exchanger is warranted for three (3) years;  
12.3 The titanium heat exchanger is warranted for five (5) years.  
2
Exclusions - This warranty does not include the following:-  
The repair of damage due to negligence; abuse or improper installation;  
Incorrect winter de-commissioning;  
2.1  
2.1  
2.3  
2.4  
2.5  
2.6  
2.7  
2.8  
2.9  
Improper operation;  
Improper use of pool chemicals;  
Operation environment;  
Failure to provide reasonable and necessary maintenance;  
Accident or other conditions beyond the normal intended use of the unit;  
Any misuse of the equipment;  
The occurrence of superficial corrosion to the external housing cabinet of the heat pump;  
2.10 The furnishings of refrigerant and other expendable material.  
3
Conditions for Warranty  
The warranty only applies on the following conditions:-  
3.1  
3.2  
The customer is to pay for all charges for the Alto Heat Pump in accordance with the original terms of sale.  
All repairs, replacements must be carried out by an authorised service agent appointed by Paramount  
Pools.  
3.3  
3.4  
This warranty extends only to the original consumer who purchased the Alto Heat Pump.  
The warranty terminates upon the transfer of ownership or if the heat pump is relocated save with the  
written permission of Paramount Pools.  
3.5  
The warranty is only applicable to installations in England, Scotland and Wales.  
4
Damages  
4.1  
Paramount Pools is not liable for any damages of any sort whatsoever, including incidental and  
consequential damages.  
4.2  
4.3  
Parts returned under the terms of this warranty will be repaired or replaced and return transportation  
charges pre-paid within the UK by the best and most economical means  
To the extent permitted by law liability under or in connection with this warranty whether arising in contract  
or negligence; breach of statutory duty or otherwise, shall not exceed the value of the contract.  
5
Miscellaneous  
5.1  
This warranty shall be governed by and construed in accordance with the laws of England and Wales and  
each party agrees to submit to the jurisdiction of the Courts within England and Wales.  
This warranty is in lieu of all other warranties expressed or implied, written or oral save as prescribed by  
statute.  
5.2  
5.3  
5.4  
There are no implied warranties of fitness for a particular purpose that apply to this product.  
Any provisions of this contract which is or may be void or unenforceable shall to the extent of such invalidity  
or unenforceability be deemed severable and shall not affect any other provision of this contract.  
17  
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HEAT PUMP SERVICE  
An Alto heat pump should give you many years trouble free service. However, to obtain the  
maximum efficiency from your heater Alto recommend that your heater is checked and  
serviced every 12 months. Service & extended warranty packages are available from a UK Service Agent  
(see contact detail below).  
HEAT PUMP BREAKDOWN  
If you think there is a problem with your heater and are not able to diagnose the fault please contact your  
POOL DEALER initially to discuss the symptoms.  
BEFORE YOU CALL  
To help you prevent unnecessary service call outs, please check the following points:-  
·
·
·
·
·
·
·
Is there an electric supply to the heater?  
Is there a power cut?  
Have you checked all the house fuses, R.C.D trip?  
Has the electrical supply been disconnected?  
If installed is the time clock correct?  
Have checked you the flow metre?  
Is there enough water flow?  
Has the filtration been running for a minimum of twelve hours per day?  
Is there any obstruction in the skimmer?  
Is there any obstruction in the pump basket?  
Is the water at the correct operational level?  
Is the filter pump working?  
Is the filter operating pressure correct?  
Does the filter require backwashing?  
Have you checked the diagnostic control panel?  
·
·
·
·
·
·
·
If the fault can not be diagnosed over the phone then your pool dealer will contact Paramount Pool  
Products (UK Importer) who will arrange an appointed UK SERVICE AGENT (Regal Environmental  
Systems Ltd) to contact you with a suitable date and time to service the heater unit.  
Please have the following information available:-  
1.  
Serial number (located on the aluminum plate placed externally on the heat pump casing) and  
the approximate date the unit was installed. (this information should be on the front cover of this  
manual)  
2.  
3.  
Proof of Installation Date (Bill of sale or original invoice only)  
Description of the Symptoms.  
UK IMPORTER: Paramount Pool Products London Road Hartley Wintney Hook Hants RG27 8HY TEL.  
01252 842891 FAX 01252 842388  
UK SERVICE AGENT: Regal Environmental Systems Ltd Regal House Upham Street, Upham,  
Southampton SO32 1JA TEL01489 860966 FAX 01489 860977  
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ALTOHeat Pumps - SPECIFICATION  
Model No.  
AS-H40Y  
12kW  
AS-H50Y  
15kW  
AS-H60Y  
18kW  
Heating Capacity (Btu)  
Cooling Capacity (Btu)  
Rated Input (W)  
40000  
35000  
50000  
42000  
60000  
55000  
Heating  
Cooling  
2540  
2465  
--------  
4.42  
3185  
3020  
--------  
4.40  
3790  
3900  
--------  
4.44  
PTC Power (W)  
COP for Heating (w/w)  
(at 20 °C ambient air temperature)  
Refrigerant  
R407C  
R407C  
R407C  
Power Supply  
Volt/Phase/Hz  
Rated Current (A) -Heating  
Cooling  
230/1/50  
11.3  
10.9  
230/1/50  
14.1  
13.4  
230/1/50  
16.8  
17.3  
--------  
32  
--------  
36  
------  
40  
LRA (A) - (Max. Start-up AMPS)  
Minimum Flow Rate m3/h (imp.gls)  
Maximum Flow Rate m3/h (imp.gls)  
Noise Level (whole unit) at 3m  
System  
2.5 (550 gls)  
2.5 (550 gls)  
2.5 (550 gls)  
10.0 (2200 gls)  
<52  
13.0 (2850 gls)  
<54  
18.0 (3975 gls)  
<58  
Compressor type  
Electric expansion valve  
ROTARY  
Y
ROTARY  
Y
SCROLL  
Y
Features  
Electronic Control Panel  
Soft Touch Key Pads  
LCD Display  
Y
Y
Y
Y
Y
Y
Y
Y
Y
Temperature Indicator(°C)  
Drain Hose connection  
5~45  
Y
5~45  
Y
5~45  
Y
Dimensions WxHxD (mm)  
Net Weight (Kg)  
480×755×515  
65  
580×715×610  
74  
580×715×610  
98  
Packing Dim. WxHxD (mm)  
Gross Weight (Kg)  
540×835×540  
70  
630×770×710  
84  
630×770×710  
110  
USEFUL CONVERSIONS  
1,000 British Thermal Units (BTU)  
10,000 BTU  
= 0.293 kilowatt/hour  
= 1 therm  
1 UK Horsepower  
= 0.7457 kilowatt  
CELSIUS  
FAHRENHEIT  
0.764555  
Cubic Yards to Cubic Metres  
Cubic Metres to Cubic Yards  
Cubic Metres to Gallons  
Gallons to Cubic Metres  
multiply by  
-40 deg.  
-17.8 deg.  
- 10 deg.  
0 deg.  
-40 deg.  
0 deg.  
1.30795  
220.717  
220.717  
multiply by  
multiply by  
divide by  
14 deg.  
32 deg.  
41 deg.  
50 deg.  
59 deg.  
68 deg.  
77 deg.  
86 deg.  
95 deg.  
104 deg.  
122 deg.  
140 deg.  
158 deg.  
176 deg.  
194 deg.  
212 deg.  
4.546  
0.22  
Gallons to Litres  
Litres to Gallons  
multiply by  
multiply by  
5 deg.  
10 deg.  
15 deg.  
20 deg.  
25 deg.  
30 deg.  
35 deg.  
40 deg.  
50 deg.  
60 deg.  
70 deg.  
80 deg.  
90 deg.  
100 deg.  
POOL CAPACITY / VOLUME  
To calculate pool capacity measure the  
Length ‘L’ - Width ‘W’ - and average water depth ‘D’.  
SQUARE OR RECTANGULAR POOLS  
CAPACITY = L X W X D X 6.25 gallons (U.K)  
ROUND OR OVAL POOLS  
CAPACITY = DIA. X DIA. X DEPTH X 4.90 gallons  
PUMP CONVERSION  
Horse power to Watts x 746  
Watts to Horse Power x 0.00134  
AREA  
Surface area of a Circle 3.14 x Radius(squared)  
Perimeter of a circle 3.14 x Dia.  
19  
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