Service Instructions

ACCESSORIES
52
LIGHT COMMERCIAL
GSX11
GSZ11
NOTES:
• AR Series Air Handlers do not have factory installed electric heat. Purchased as an accessory, these are the ONLY heater kits that can be
used with the AR Series.
• The electrical characteristics of the air handler, electric heater kits and building power supply must be compatible.
AHKD
Model
Nominal
kW
Electrical
Characteristics
Stages
Weight
(lbs.)
Max.
Overcurrent
Protection
AHKD15-3 15 208-230/3/60 1 56 60
AHKD15-4 15 460/3/60 1 55 30
AHKD20-3 20 208-230/3/60 2 59 70
AHKD20-4 20 460/3/60 2 57 35
AHKD30-3 30 208-230/3/60 2 60 100
AHKD30-4 30 460/3/60 2 58 50
ELECTRIC HEATER KITS
Model Description GSX110903 GSX110904 GSX111203 GSX111204
FSK01 A*
Freeze Protection Kitxxxx
ASC01
Anti Short Cycle Kit xxxx
LAKT-01
Low Ambient Kit xxxx
LSK03*
Liquid Line Solenoid Kit
xxxx
Model Description GSZ110903 GSZ110904 GSZ111203 GSZ111204
FSK01 A*
Freeze Protection Kitxxxx
ASC01
Anti Short Cycle Kit xxxx
OT-EHR18-60
Emergency Heat Relay Kit --- --- --- ---
LAKT-01
Low Ambient Kit xxxx
LSK03*
Liquid Line Solenoid Kit
xxxx