FEATURES
Ducane Oil Furnace
Heavy-duty 14 gauge steel heat exchanger with a
durable ceramic fiber combustion chamber
Easy access large diameter clean out ports in heat
exchanger
RLUF80C
Foil-faced high density fiberglass insulation in cabinet
reduces heat loss and sound
Cabinet has pre-painted steel for maximum durability
Direct drive models have slide-out blower design for
easy cleaning and service
4-speed PSC direct drive blower assemblies are
dynamically balanced with resilient motor mounts for
smooth and quiet operation
Belt drive models have permanently lubricated split
phase blower motor, adjustable pulley and sheave
High quality Beckett Flame Retention burner for
efficient combustion
High efficiency air flow system to provide consistent
operation through all operating conditions
Honeywell 7184B primary control with 15 second pre
purge, interrupted ignition, limited reset, and LED
diagnostics
Solid state ignition with 20KV output voltage
PSC burner motor with low amp draw and ball
bearings for long life
40 VA transformer (Direct drive only)
Transformer and cooling fan relay are factory wired
for easy add-on cooling installation (Direct drive only)
Limited life-time warranty on heat exchanger and five
year limited warranty on all parts
C
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Blower Performance - Belt Drive
CFM @ .20
ext. static
pressure
in. W.C.
820
Motor
Size
(hp)
Motor
Pulley
(in.)
Motor
Pulley
Adjustment
Blower
Pulley
(in.)
Belt
Size
(in.)
Temp.
Rise
(oF)
Blower
Size
Model
RLUF80C57B08
1/6
1/4
10 x 8
10 x 8
3 1/4
4
1 Turn
Closed
7
7
40
41
55-85
55-851
60-902
50-801
60-902
RLUF80C84/95B10
1,170
1,550
RLUF80C112/125B16
3/4
12 x 9
4
Closed
7
41
1
2
Low Fire Nozzle
High Fire Nozzle
Blower Performance - Direct Drive
Motor
Size
(hp)
Temp.
Rise
(oF)
CFM @ ext. static pressure in. W.C.
Blower
Size
Blower
Speed
Model
.20
.30
.40
.50
.60
.70
.80
.90
High
1,412
1,356
1,217
1,025
878
1,693
1,425
1,181
979
1,299
1,172
991
1,222
1,120
960
1,154
1,060
910
1,075
988
860
988
914
790
680
1,250
1,065
894
890
797
680
605
1,095
965
827
690
1,560
1,313
1,165
Med High 1,260
RLUF80C57/72D12 1/3 10 x 8 50-80
RLUF80C84/95D16 1/2 10 x 10 50-80
RLUF80C112/125D20 3/4 12 x 11 45-75
Med
Low
High
1,040
887
1,756
850
830
787
742
1,940
1,400
1,147
961
2,058
1,670
1,450
1,590
1,335
1,110
926
2,000
1,615
1,400
1,495
1,287
1,054
880
1,900
1,560
1,360
1,361
1,200
985
Med High 1,445
Med
Low
High
1,191
989
2,204
835
775
2,140
1,725
1,496
1,850
1,480
1,315
1,680
1,390
1,250
Med High 1,760
Med
Low
1,520
1,366* 1,329* 1,304* 1,250* 1,210* 1,180* 1,120* 1,040*
*Not recommended for heating. Temperature rise may be outside acceptable range.
Alternate Motors for Cooling Combinations - Belt Drive
Nominal
Motor
Size
(hp)
Motor
Pulley
(in.)
Motor
Pulley
Adjustment
Blower Belt
Pulley Size
CFM @ ext. static pressure - in. W.C.
Cooling
Capacity
(tons)
Blower
Size
Model
(in.)
(in.)
.20
.30
.40
.50
RLUF80C57B08
RLUF80C84/95B10 2.0 - 3.5 1/2 10 x 8
RLUF80C112/125B16 4.0 - 5.0 3/4 12 x 9
2.0 - 2.5 1/4 10 x 8
4
4
Closed
Closed
Closed
7
6
5
41
39
36
1,170
1,550
1,990
1,154
1,495
1,925
1,070
1,430
1,850
975
1,370
1,820
3 1/4
Note: Field converted with different size motor for cooling applications.
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Accessories
Description
Used with
All models
All models
Kit Number
ABRSH380-3
ASVNT522
Clean Out Kit
Tjernlund Side Wall Vent Kit1
Field Controls Side Wall Vent Kit2
Evaporator Coil Cabinet
Evaporator Coil Cabinet
Evaporator Coil Cabinet
External Filter Rack
All models
ASVNT523
RLUF57/72/84/95 with 15 1/2" - 17 1/2" wide coil
RLUF84/95 with 21" wide coil
RLUF112/125 with 21"-23" wide coil
All RLUF models.
ACOILKDCC19
ACOILKDCC22
ACOILKDCC27
AFILTHA7-2
ARCABHA-8
ARCABHA-9
ABOOT571
Side Return Air Cabinet
Side Return Air Cabinet
Combustion Air Kit
RLUF57/84/95
RLUF112/125
All models
Clean Out Cap Kit
This can be ordered from Tjernlund, part number SSII.
This can be ordered from Field Controls, part number SWG-5-CK61.
All models
ACAP570
1
2
Side Return Aid Cabinet
External Filter Rack
27
6
Model
A
B
ARCABHA-8 15 10
ARCABHA-9 21 16
Requires two(2)
16 X 20 filters
201/
16
18
3
241/
/
2
4
1
/
4
2
31/
B
18
3
/
2
3
/
4
51
191/
A
2
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Accessories
Evaporator Coil Cabinet
Plenum
Cabinet
Model
A
B
C
D
AAOILKDCC19 18 1/2 21 1/8 19 1/2 22 1/8
AAOILKDCC22 21 1/2 22 1/4 22 1/2 23 1/4
AAOILKDCC27 25 24 1/4
26 25 5/8
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Dimensions (in.)
Model
A
B
C
D
E
RLUF80C57/72
RLUF80C84/95
RLUF80C112/125
19 1/2 18 30 5/8 19 5/8 9 3/4
22 1/2 21 33 1/8 22 1/8 11 1/4
Clearances (in.)
Model Number
RLUF80C57/72
RLUF80C84/95
RLUF80C112/125
Front* Sides Rear
4
0
0
*For service requirements normally 24".
4
E
Supply
Flue Pipe
C
A
B
3/4
D
3/4
5 3/4
Control Wiring
(R side)
2 3/4
2 3/4
Power Wiring
(R side)
54
Oil Line
34
(L side)
23 1/2
Side Return
14
(R & L side)
2 1/16
19/16
22
All specifications and illustrations
subject to change without notice and
without incurring obligations..
For more information, contact your local Ducane distributor.
Form No. DRLUF80C-100 (7/06)
Printed in U.S.A.
©Allied Air Enterprises, A Lennox International company 2006
*DRLUF80C-100-7-06*
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