Amana Furnace GUD X User Manual

®
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Heating Air Conditioning  
A higher standard of comfort  
GUD-X  
Specification Sheet  
High Efficiency  
Gas Fired  
Affix this Specification Sheet, Installation Instructions and  
User Information manual adjacent to the unit.  
Warm Air Furnace  
Temp.  
Blower  
Pressure  
Model Number Input  
Output  
Rise  
Number  
of  
Burners  
Minimum  
Circuit  
Ampacity1  
Maximum  
Overcurrent  
Protection2  
AC Tons @ Switch Setting Shipping  
(Inches W.C.)3  
(BTUH) (BTUH)  
AFUE Range, °F  
.5 ESP  
Weight  
(lbs)  
D" x W" HP Speeds  
GUD045X30B  
GUD070X30B  
GUD070X40B  
GUD090X35B  
GUD090X50B  
45,000 43,000  
70,000 65,700  
70,000 65,700  
90,000 84,300  
90,000 85,100  
95.6  
93.8  
93.8  
93.7  
94.6  
93.6  
25-55  
35-65  
35-65  
45-75  
35-65  
35-65  
2
3
3
4
4
5
11.3  
10.3  
14.1  
10.1  
15.1  
15.1  
15  
15  
15  
15  
20  
20  
10X8  
10X8  
1/3  
1/3  
3
4
4
4
4
4
2.0-3.0  
2.0-3.0  
3.0-4.0  
2.0-3.5  
3.5-5.0  
3.5-5.0  
-1.38  
-1.38  
-1.38  
-1.57  
-1.57  
-1.38  
158  
194  
194  
216  
216  
231  
10X10 3/4  
10X8 1/2  
10X10 3/4  
10X10 3/4  
GUD115X50B 115,000 107,600  
1
2
3
Minimum Circuit Ampacity = (Circulating Blower Amps x 1.25) + I.D. Blower Amps  
Maximum Overcurrent Protection refers to maximum recommended fuse or circuit breaker size.  
As shipped for installations below 4,000 feet.  
WARNING  
To avoid death, personal injury or  
property damage due to fire, do not  
exceed maximum recommended  
fuse or circuit breaker size.  
Dimensions  
Left Side View  
Front View  
28-1/8  
28  
A
B
3/4  
3/4  
20-1/8  
3/4  
Right Side View  
2-3/8  
6-5/8  
Top View  
Gas  
Supply  
Hole  
Supply  
Supply  
4-3/4  
Electrical  
Hole-Low  
Voltage  
Combustion  
Air Inlet  
Gas Supply Hole  
Electrical  
Hole-Low  
Voltage  
1-5/8  
Electrical Hole  
Line Voltage  
Flue Outlet  
48  
Electrical  
Hole-Line  
Voltage  
38-3/4  
4-1/4  
Gas  
Supply  
Hole  
1-3/4  
2
5-7/8  
6-5/8  
40  
4-3/8  
38-1/4  
23  
38-3/4  
1-1/8  
2-1/2  
28-3/4  
Side KO  
14  
C
E
16-1/2  
Condensate Drain  
(Left or Right Side)  
1-5/8  
1-5/8  
D
23  
Bottom KO  
Bottom KO  
Size  
45  
70  
90  
115  
A
B
C
7
11  
D
E
Due to continuous engineering de-  
sign and development, the above  
informationissubjecttochangewith-  
out notice.  
16-1/2  
20-1/2  
24-1/2  
24-1/2  
15  
19  
23  
23  
10-1/2 2-5/8  
14-1/2 2-5/8  
10-1/2 18-1/2 4-5/8  
12-1/2 18-1/2 2-5/8  
All dimensions are in inches.  
Amana  
Fayetteville, TN 37334  
January 1998  
11134620  
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5. Drain connections must conform to local codes.  
Accessibility Clearances (Minimum)  
6. Installer must supply the following gas line fittings  
according to which entrance is used:  
WARNING  
Top  
Two 90° Elbows  
One Close Nipple  
One 90° Elbow  
One 90° Elbow  
One 45° Elbow  
One Close Nipple  
To avoid death, personal injury or property  
damage due to fire, clearances to combus-  
tible surfaces listed as below must be  
observed.  
Left  
Right  
36 inches front clearance is required for servicing or clean-  
ing.  
Flame Sensor  
NOTE: In all cases, accessibility clearance must take  
precedence over clearances from the enclosure where  
accessibility clearances are greater.  
Flame sensor output is 1 to 4 microamps at 115 volts.  
Filters  
CLEARANCES TO COMBUSTIBLE SURFACES  
GUD_ MODEL FURNACES (Inches)  
Side Return Filters  
Minimum Recommended Size  
FRONT  
RIGHT  
LEFT  
3
1
1
0
TOP  
1
0
FLUE  
FLOOR  
Size_Air Flow Disposable*  
Permanent*  
C
045_30  
070_30  
070_40  
090_35  
090_50  
115_50  
1 - 24x24 (576) 1 - 16x25 (280)  
1 - 24x24 (576) 1 - 16x25 (280)  
2 - 16x25 (768) 1 - 16x25 (372)  
2 - 14x25 (692) 1 - 16x25 (342)  
2 - 20x25 (960) 2 - 16x25 (465)  
2 - 20x25 (960) 2 - 16x25 (465)  
REAR  
----  
----  
C = If placed on combustible floor, floor MUST be wood only.  
High Altitude Installations  
For installations above 4000 feet, please refer to your  
Amana distributor for required kit(s).  
Manifold  
Pressure  
3.5" W.C.  
*
Quantity - Inches (Total Minimum Surface Area in Square Inches)  
Permanent filter sizes are as shipped with furnace. The minimum  
permanent filter size area is based on allowable face velocity of 620  
feet per minute.  
Gas  
Altitude  
Kit  
Orifice  
#43  
Natural 0-4000 Ft. None  
Propane 0-4500 Ft. LPTK09 #55 10.0" W.C.  
Bottom Return Filter Sizes  
Model Filter Size (Inches) Type  
NOTE: In Canada, gas furnaces are certified to 4,500 feet  
45  
70  
14 x 25 x 1  
16 x 25 x 1*  
20 x 25 x 1  
20 x 25 x 1  
P
P
P
P
only.  
IMPORTANT NOTES:  
1. All furnaces have a redundant gas valve and blower  
90  
115  
door interlock switch.  
P = Permanent  
* As Shipped With Furnace  
2. All furnaces are manufactured for use on 115 VAC, 60  
Hz, single phase electrical supply.  
3. IMPORTANT: While the data is presented as a guide,  
it is very important to properly size fuses and wires and  
make electrical connections in accordance with the  
National Electrical Code and/or all existing local codes.  
The figure below shows how the filter is retained over the  
bottom return air opening.  
Filter Retainer  
4. Performance figures are based on Department of En-  
ergy information and requirements under continuous  
operatingconditions.Performancewillvarywithweather  
conditions and use.  
Filter  
Furnace Bottom  
Filter Retainer  
3
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WARNING  
To prevent death, personal injury or property damage due to electrical shock, disconnect electrical power to this furnace  
before servicing or performing maintenance.  
THERMOSTAT  
CONNECTIONS  
Y
W
R
G
C
PRESSURE SWITCH (PS)  
115V FIELD  
CONNECT  
ELECTRONIC  
AIR CLEANER  
6
PRIMARY  
ROLLOUT  
LIMIT (RL)  
COM  
CONTROL  
TERMINAL ORDER REARRANGED FOR CLARITY  
NC  
AIR  
CIRCULATION  
BLOWER  
(ACB)  
#26 BK (HI)  
NO  
BR  
BR  
RD-44  
RD-44  
#23 BU (MED)  
#29 OR (MED LOW)  
#24 RD (LOW)  
OR  
-16  
5
L
I
E
A
X X  
F F  
C
I
R
E H H  
A U U  
L
I
N
5
**  
*
CAPACITOR  
(CAP)  
YL  
-11  
N
C C M M M M  
**  
*
E
R R  
E
WH  
C H P P  
H
H
H N  
H H  
O E A A N I  
G I  
N R R  
N H N  
P
C
3
2
1
BK-6  
BK-1  
O
O E O E O E T T P L L M M O A R R E G F N N E 0  
0
2
CONTROL  
T
T U T U T U R H S I O V V L T K K U N P D D U 1  
BR-21  
GY-47  
M
GAS  
VALVE  
(GV)  
120 V  
TRANS-  
FORMER  
VT-14  
VT  
-55  
OR-16  
LIMIT  
BU-15  
BU-25  
24 V  
RD  
-22  
GN  
WH-33  
L
I
M
I
T
F S  
L E  
A N  
FLAME SENSOR  
NO  
BU-36  
MS  
C
PS  
E O  
R
NC  
12  
11  
10  
9
8
7
6
5
4
3
2
1
OR-3  
RD-22  
WH  
COMBUSTION  
BLOWER  
(CB)  
6
GV  
BU  
-36  
BK-6  
WH-  
23  
VT  
-55  
BK  
CB  
THERMOSTAT  
CONNECTIONS  
BK-1  
IGNITOR  
BK-3  
115V FIELD  
CONNECT  
HUMIDIFIER  
WH-2  
CAP  
ACB  
GND  
C
Y
W
R
G
C
DOOR SWITCH (CLOSED  
WHEN DOOR IN PLACE)  
LINE  
TRANSFORMER  
LOAD  
NO  
L1  
DOOR  
SWITCH  
BR-21  
GY-47  
VT  
-14  
N
L1  
WARNING:DISCONNECT POWER  
BEFORE SERVICING.WIRING TO  
UNIT MUST BE PROPERLY  
115V  
YL-11  
GY  
-25  
BU-25  
N
FIELD  
WH  
IGNITOR  
GN  
PRIMARY CONNECT  
GND  
WARNING:DISCONNECT POWER BEFORE  
SERVICING.WIRING TO UNIT MUST BE  
PROPERLY POLARIZED AND GROUNDED.  
POLARIZED AND GROUNDED.  
RD-44  
RL  
RD-44  
GY-25  
ELECTRICAL BOX  
OR-3  
FACTORY WIRED BLOWER MOTOR TO CONTROL CONNECTIONS  
COLOR CODE  
IMPORTANT:  
READ BEFORE OPERATING OR SERVICING THIS UNIT.  
YL YELLOW  
OR ORANGE  
VT VIOLET  
GN GREEN  
BK BLACK  
BR BROWN  
WH WHITE  
BU BLUE  
FURNACE MODEL  
HEATING BLOWER SPEED  
*
**COOLING  
MOTOR  
SPEEDS  
BLOWER SPEED  
* MANUFACTURER'S VARIABLE LETTER  
SPEED  
MOTOR TO "HEAT"  
1. SET HEAT ANTICIPATOR ON ROOM THERMOSTAT AT 0.7 AMPS.  
2. AMANA SPECIFIED REPLACEMENT PARTS MUST BE USED WHEN SERVICING.  
3. IF ANY OF THE ORIGINAL WIRE AS SUPPLIED WITH THE FURNACE MUST BE  
REPLACED, IT MUST BE REPLACED WITH WIRING MATERIAL HAVING A TEMPERATURE RATING  
OF AT LEAST 105C. USE COPPER CONDUCTORS ONLY.  
4. UNUSED BLOWER MOTOR LEADS MUST BE PLACED ON "PARK" TERMINALS OF CONTROL OR TAPED.  
GUX: 045X30*  
GUC: 070X40*  
GUC: 045X30*  
GUD: 045X30*  
LOW  
LOW  
RD-24  
RD-24  
3
4
SEE  
INSTALLATION  
INSTRUCTIONS  
TO DETERMINE  
PROPER  
COOLING  
BLOWER SPEED.  
MED  
MED LOW  
MED  
BU-23  
OR-29  
BU-23  
3
4
4
GUX: 070X40*  
GUC: 090X50*  
GUD: 070X40*  
5
IF HEATING AND COOLING BLOWER SPEEDS ARE NOT THE SAME DISCARD JUMPER BEFORE  
CONNECTING BLOWER LEADS.  
GY GRAY  
RD RED  
6
DIAGNOSTIC LIGHT:STEADY=REPLACE CONTROL;1 FLASH=LOCKOUT;2 FLASHES=PS STUCK CLOSED;  
3 FLASHES=PS STUCK OPEN;4 FLASHES=OPEN HIGH LIMIT SWITCH;  
5 FLASHES=OPEN ROLLOUT CONTROL;  
GUX: 070X30*,090X50*  
GUD: 090X35*,090X50*  
LOW VOLTAGE  
LOW VOLTAGE FIELD  
HI VOLTAGE  
HI VOLTAGE FIELD  
GUX: 090X35*,115X50*  
GUC: 070X30*,115X50*  
090X35*  
CONTINUOUS FLASHING=FLAME-NO CALL FOR HEAT  
HI  
BK-26  
4
GUD: 070X30*,115X50*  
11165501 REV. 0  
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