FEATURES
Heavy-duty 14 gauge steel heat exchanger with a
durable ceramic fiber combustion chamber
Ducane Oil Furnace
Easy access large diameter clean out ports in heat
exchanger
RLBF/R80C
Foil-faced high density fiberglass insulation in cabinet
reduces heat loss and sound
Cabinet has pre-painted steel for maximum durability
Internal filter included
Direct drive models have slide-out blower design
blower 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 - 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
1,400
1,350
1,130
917
1,307
1,103
903
1,250
1,075
867
1,187
1,027
843
1,105
967
798
1,027
895
728
914
765
632
518
998
936
832
650
Med High 1,136
RLBF80C57/72D12
1/3
1/2
10 x 8 45 - 75
10 x 9 45 - 75
Med
Low
High
930
783
1,760
773
753
732
706
663
604
1,670
1,415
1345
1,150
2,080
1,810
1,600
1,599
1,459
1,300
1,130
2,010
1,744
1,580
1,550
1,394
1,259
1,105
1,969
1,670
1,490
1,410
1,307
1,188
1,033
1,850
1,580
1,430
1,315
1,190
1,075
955
1,735
1,510
1,370
1,170
1,080
975
Med High 1,603
RLBF80C84/95D16
Med
Low
High
1,373
1,162
2,160
853
1,627
1,403
1,310
1,510
1,305
1,236
Med High 1,850
RLBF80C112/125D20 3/4 12 x 10 45 - 75
Med
Low
High
1,650
1,480* 1,470* 1,445* 1,380* 1,330* 1,276* 1,197* 1,090*
1,400
1,350
1,130
917
1,307
1,103
903
1,250
1,075
867
1,187
1,027
843
1,105
967
798
1,027
895
728
914
765
632
518
998
936
832
650
Med High 1,136
RLBR80C57/72D12
RLBR80C84/95D16
1/3
1/2
10 x 8 45 - 75
10 x 9 45 - 75
Med
Low
High
930
783
1,760
773
753
732
706
663
604
1,670
1,415
1345
1,150
2,124
1,755
1,525
1,599
1,459
1,300
1,130
2,029
1,704
1,550
1,394
1,259
1,105
1,980
1,625
1,410
1,307
1,188
1,033
1,835
1,549
1,369
1,315
1,190
1,075
955
1,730
1,454
1,279
1,170
1,080
975
Med High 1,603
Med
Low
High
1,373
1,162
2,221
853
1,575
1,350
1,206
1,514
1,250
1,114
Med High 1,815
RLBR80C112/125D20 3/4 12 x 10 45 - 75
RLBR80C140/168D20 3/4 12 x 10 45 - 75
Med
Low
High
1,564
1,501 1,435
1,360* 1,355* 1,310* 1,260* 1,205* 1,150* 1,087* 998*
2,245
2,138
1,780
1,590
2,034
1,729
1,540
1,985
1,670
1,490
1,833
1,609
1,435
1,750
1,523
1,335
1,690
1,415
1,269
1,550
1,318
1,188
Med High 1,835
Med
1,620
Low
1,460* 1,435* 1,400* 1,320* 1,280* 1,200* 1,132* 1,050*
*Not recommended for heating. Temperature rise may be outside acceptable range.
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Blower Performance - Belt Drive
CFM @ .20
ext. static
pressure - in.
W.C.
Motor
Size
Motor
Pulley
(in.)
Motor
Pulley
Adjustment
Blower
Pulley
(in.)
Belt
Size
(in.)
Temp.
Rise
(oF)
Blower
Size
Model
(hp)
RLBF80C57B08
1/6
1/4
10 x 8
10 x 8
3 1/4
4
1 Turn
Closed
7
7
40
41
45 - 75
45 - 751
55 - 852
50 - 801
55 - 852
50 - 80
50 - 801
55 - 852
55 - 851
60 - 902
65 - 95
980
RLBF80C84/95B10
1300
RLBF80C112/125B16
RLBR80C57B08
3/4
1/6
1/4
12 x 9
10 x 8
10 x 8
4
3 1/4
4
Closed
1 Turn
Closed
7
7
7
42
40
41
1750
860
RLBR80C84/95B10
1220
RLBR80C112/125B16
3/4
3/4
12 x 9
4
6
Closed
Closed
7
42
42
1700
2660
RLBR80C196B24
Low Fire Nozzle
High Fire Nozzle
12 x 12
3 1/2
1
2
Alternate Motors for Cooling Combinations - Belt Drive
CFM @ ext. static pressure - in.
W.C.
Nominal Motor Blower Motor
Motor
Pulley
Adjustment
Blower Belt
Pulley Size
Model
Cooling
Capacity (in.)
Size
Size
(in.)
Pulley
(in.)
(in.)
(in.)
41
40
38
41
40
38
42
.20
.30
.40
.50
RLBF80C57B08
2.0 - 2.5
RLBF80C84/95B10 2.0 - 3.5
RLBF80C112/125B16 4.0 - 5.0
2.0 - 2.5
RLBR80C84/95B10 2.0 - 3.5
RLBR80C112/125B16 4.0 - 5.0
1/4
1/2
3/4
1/4
1/2
3/4
3/4
10 x 8
10 x 8
12 x 9
10 x 8
10 x 8
12 x 9
12 x 12
7
6
5
7
6
5
6
Closed
Closed
Closed
Closed
Closed
Closed
Closed
4
4
1,340* 1,320*
1,180
1,560
1,930
1,095
1,480
1,910
2,450
1,080
1,430
1,880
1,000
1,400
1,860
2,350
1,770
2,050
1,260
1,600
2,020
2,660
1,680
2,000
1,185
1,540
1,980
2,575
3 1/4
4
RLBR80C57B08
4
3 1/4
3 1/2
RLBR80C196B24
5.0 - 6.0
*Not recommended for heating. Temperature rise may be outside acceptable range.
Note: Field converted with different size motor for cooling applications.
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Accessories
Description
Used with
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
Combustion Air Kit
All models
All models
ASVNT523
RLBF-R8084/95 to 15 1/2" - 17" wide coil
RLBF-R8084/95 & LBF-R112/125 to 21" wide coil
RLBF-R112/125 to 21"-23" wide coil
All models
ACOILKDCC19
ACOILKDCC22
ACOILKCDD27
ABOOT571
Clean Out Cap Kit
All models
ACAP570
1
This can be ordered from Tjernlund, part number SSII.
2
This can be ordered from Field Controls, part number SWG-5-CK61.
Evaporator Coil Cabinet
Model
A
B
ACOILKDCC19 19 1/2 22 1/8
ACOILKDCC22 22 1/2 23 1/4
ACOILKDCC27 24 24 1/4
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Dimensions (in.)
Model
A
B
C
D
E
F
G
H
J
K
RLBF80C57/72
RLBF80C84/95
RLBF80C112/125
RLBR80C57/72
RLBR80C84/95
RLBR80C112/125
RLBR80C140/168
RLBR80C196
19 1/2
22 1/2
19 1/2
18
21
18
37
37
37
9 3/4
11 1/4
9 3/4
21
21
21
3 1/4
3 1/4
3 1/4
16
16
16
1 1/2
1 1/2
1 1/2
52 1/8
52 1/8
52 1/8
N/A
N/A
27
22 1/2
24
26
21
22 1/2
24 1/2
37
39
42
11 1/4
12
13
21
23 1/8
24 1/2
3 1/4
2 1/4
2 7/16
16
18
23
1 1/2
1
7/8
52 1/8
54 3/4
61 1/8
29
29
32
Clearances (in.)
Model
RLBF80C57/72
Front* Sides
Rear
RLBF80C84/95
RLBF80C112/125
RLBR80C57/72
RLBR80C84/95
4
6
24
RLBR80C112/125
RLBR80C140/168
RLBR80C196
*Clearance from combustibles.
All specifications and illustrations
subject to change without notice and
without incurring obligations..
For more information, contact your local Ducane distributor.
Form No. DRLUF-R80C-100 (7/06)
Printed in U.S.A.
©Allied Air Enterprises, A Lennox International company 2006
*DRLUF80C-100-7-06*
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