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Table 1 Accessory Heaters Electrical Data
Heater
Ton
Model No.
LKAEH052
3RT
LKAEH102
LKAEH052
LKAEH102
4/5RT
LKAEH152
LKAEH09B
6.25/7.5RT
LKAEH18B
LKAEH09B
8.5/10/12.5
LKAEH18B
RT
LKAEH18B
15/17.5RT
LKAEH36B
20/25RT
LKAEH36BL
Note; Heater KW ratings are at 208/240V for 220V unit.
M.C.A; Minimum Circuit Ampere
M.F.S; Maximum Fuse Size
M.C.B; Maximum Circuit Breaker
* HACR type Circuit Breaker per NEC.
Installation
: Open and lock unit disconnect
WARNING
switch before installing this accessory to prevent
injury or death due to electrical shock or contact
with moving parts.
1. Loosen the screw that secures heater
compartment access panel. Lift up, pull
towards you and slide it down to remove.
2. Remove four(4) screws from block off panel
to expose heater cavity and heaterʼs back
support bracket. Save screws for installing
heater later.(See Figure 2.)
Heater
Control
Heater
KW Rating
Stages
Rated Volts
3.6/5.0
1
208-240/60/1
7.2/10.0
1
208-240/60/1
3.6/5.0
1
208-240/60/1
7.2/10.0
1
208-240/60/1
14.4/15.0
1
208-240/60/1
7.8/9.0
1
208-240/60/3
15.6/18.0
1
208-240/60/3
7.8/9.0
1
208-240/60/3
15.6/18.0
1
208-240/60/3
15.6/18.0
1
208-240/60/3
31.2/36.0
2
208-240/60/3
31.2/36.0
2
208-240/60/3
Standard indoor fan motor
M.C.A
M.F.S
M.C.B
27.6/32.2
60/60
60/60
47.4/55
60/60
60/60
29.6/34.2
60/60
60/60
49.4/57.0
60/60
60/60
69.0/79.7
90/90
90/90
30.4/35.1
60/60
60/60
50.9/58.7
70/70
70/70
35.7/41.2
60/60
60/60
56.2/64.8
70/70
70/70
56.2/64.8
70/70
70/70
97.1/112.1
125/125
125/125
97.1/112.1
125/125
125/125
Heater Access Panel
Compressor Access Panel
Block off panel
2
Over size indoor motor
M.C.A
M.F.S
-
-
-
-
-
-
-
-
-
-
33.0/38.1
60/60
53.3/61.5
70/70
42.0/48.4
60/60
62.4/72.0
80/80
62.4/72.0
80/80
103.4/119.3
125/125
103.4/119.3
125/125
Figure 1
Heater Cavity
Support
Bracket
Figure 2
M.C.B
-
-
-
-
-
60/60
70/70
60/60
80/80
80/80
125/125
125/125
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