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18-HE71D1-8A-EN
HAZARDOUS VOLTAGE - DISCONNECT POWER BEFORE SERVICING
WARNING:
s
s
WARNING
Installer’s Guide
Crankcase Heater
MODEL:
BAYCCHT101AA - 230 V 65-Watt heater for reciprocating compressors
BAYCCHT102AA - 230 V 60-Watt heater for scroll compressors 6.5 in. diameter
BAYCCHT404BA - 460 V 60-Watt heater for scroll compressors 6.5 in. diameter
BAYCCHT103AA - 230 V 40-Watt heater for scroll compressors 5.5 in. diameter
BAYCCHT405AA - 460 V 40-Watt heater for scroll compressors 5.5 in. diameter
ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES
IMPORTANT — This Document is customer property and is to remain with this unit. Please return to service information pack
upon completion of work.
8. In the Control Box compartment, connect the leads to the (CC)
SAFETY HAZARD!
Bodily injury can result from high voltage electrical components, fast moving fans, and combustible gas. For protection
from these inherent hazards during installation and service,
the electrical supply must be disconnected and the main
gas valve must be turned off. If operating checks must be
performed with the unit operating, it is the technicians responsibility to recognize these hazards and proceed safely.
compressor contactor as shown in the diagram. Refer to Figure
4 if you have a single phase unit. Refer to Figure 5 if you have
a three phase unit.
NOTE: Connect both leads on the line side of the contactor.
(See Figures 4 (page 3) or 5 (page 4)
9. Secure the crankcase heater leads with wire ties. Care must
be taken to ensure the leads do not come in contact with the
compressor discharge line, with any moving parts, or any sharp
edges.
Installation
1. Set the thermostat to OFF.
2. Open all unit electrical switches.
3. Remove the unit's Control Box, Blower, and Compressor access
panels.
4. Open the Crankcase Heater Kit and remove the crankcase
heater. The BAYCCHT101AA is a cartridge type and the
BAYCCHT102AA, BAYCCHT103AA, BAYCCHT404BA and
BAYCCHT405AA are the band type.
5. Cartridge Type Crankcase Heater - Insert the crankcase
heater fully into the mating tube attached under the compressor
near the electrical header.
Secure the cartridge into the tube with the spring provided in
the kit. The hook end connects to the back end of the tube. The
hoop end latches around the cartridge. See Figures 1 and 2.
Band Type Crankcase Heater - Place the crankcase heater
band around the bottom of the compressor within 1 inch of the
base. See Figure 3.
Tighten the crankcase heater around the compressor
and attach the green ground wire to the base as shown.
Torque heater to 20-25 inch-pounds.
7. Route the black crankcase heater leads from the Compressor
compartment, through the Blower compartment, and into the
Control Box compartment.
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10. Place the wiring diagram provided with the kit on the inside of
the Control Box access panel.
11. Reinstall the Compressor, Blower, and Control Box access
panels.
12. Reapply power to the unit.
13. The crankcase heater should immediately begin to heat. The
crankcase heater will heat at all times.
14. Reset the thermostat.
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Compressor
Blower
Compartment
Compressor
Compartment
Control Box
Compartment
CC
Compressor
Contactor
Load
Line
Hoop. Latch
hoop around
cartridge
End View
Side View
Figure 1. Cartridge Latching Spring
Hook. Connect hook to
end of tube
Insert Cartridge Heater
Fully into Tube under
Compressor. Secure with Spring
Figure 2. BAYCCHT101AA (Reciprocating Compressor)
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Field Wiring =
GND
Wire
Screw
CC
Compressor
Contactor
Load
Line
Compressor
Blower
Compartment
Compressor
Compartment
Control Box
Compartment
Factory Wiring =
Figure 3. BAYCCHT102AA and BAYCCHT103AA (Scroll Compressor)
BAYCCHT404BA and BAYCCHT405AA (Scroll Compressor)
Figure 4. Single Phase Wiring
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Field Wiring =
Factory Wiring =
Figure 5. Three Phase Wiring
About Trane and American Standard Heating and Air Conditioning
Trane and American Standard create comfortable, energy efficient indoor environments for residential applications.
For more information, please visit www.trane.com or www.americanstandardair.com
The manufacturer has a policy of continuous data improvement and it reserves the right to change design and specifications without notice. We are
committed to using environmentally conscious print practices.
18-HE71D1-8A-EN 30 Jun 2020
Supersedes 18-HE71D1-8 (January 2014)
© 2020
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