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If you do not find your exact unit or schematic listed on page 1-2 in the front of this book, consult your local
Carrier Transicold service representative or call the technical hot line at 800-450-2211 for assistance in
getting a copy of the applicable schematic.
5.1 INTRODUCTION
This section contains Electrical Schematic Wiring Diagrams covering the Models listed in Table 1-1.
Before performing operation and maintenance on the equipment, ensure that precautions listed in the
Safety Summary in the front of the manual are read, understood and applied.
"K" PLUG
"L " PLUG
ELECTRONIC THERMOSTAT (TH)
Figure 5-1. Electrical Control Panel Relay Board (RB) and Electronic Thermostat (TH) Outline Views.
SECTION 5
ELECTRICAL SCHEMATIC WIRING DIAGRAM
RELAY BOARD (RB)
K4
K2
K1
K3
NOTE
K4 - LOAD/UNLOAD RELAY
K2 - COOL RELAY
K1 - HIGH/LOW SPEED RELAY
K3 - HEAT RELAY
5-1
T-288
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