HAZARDOUS VOLTAGE - DISCONNECT POWER BEFORE SERVICING
WARNING:
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 infor-
mation pack upon completion of work.
Installer’s Guide
①
COOLING ONLY AIR CONDITIONER
HEAT PUMP
Low Ambient Control Kit
BAYLOAM103
HDPC-IN-18C
18-HE46D1-3B-EN
LOW AMBIENT KIT CONTENTS:
1 - Controller Module
1 - Liquid Line Temperature Sensor
1 - Outdoor Air Temperature Sensor
1 - B Y O Low Voltage Wiring Harness
1 - Sensor Clamp
1 - Thermal Grease
1 - Insulation Tape
1 - Information Label
3 - Screws, Wire Nuts, Wire Ties
1 - Installer’s Guide.
INSPECTION:
Check carefully for any shipping damage. This must be
re ported to and claims made against the transportation
company immediately. Any missing parts should be re-
ported to your supplier at once and replaced with autho-
rized parts only.
INSTALLATION:
NOTE:
As the head pressure control is applied to units op-
erating in low ambient conditions, it is required that
the units have compressor crankcase heaters and
non-bleed txv’s.Refer to the Low Ambient Applica-
tion documentation.
ATTACH INFORMATION LABEL
Attach the Information Label to the control box cover. This
label,identifiesfanmotorcyclingduringlowambientop
-
eration.
MOUNTING CONTROL MODULE
1. Be certain power to unit is DISCONNECTED.
2. Remove cover panel on control box compartment.
3. Install control module into the control box.
a. If installing into an air conditioner only unit (non
heat pump), use the three (3) screws provided
and attach to the control box as illustrated in Fig-
ure 1.
b. If installing into a heat pump unit, remove the
three (3) screws holding the defrost board, place
low ambient kit assembly behind the defrost
board and reattach the defrost board and low am-
bient control with the three (3) screws provided in
the original defrost board mounting location. See
Figure 1.
MOUNTING CONTROL BOARD
