COMPRESSOR START RELAY (K2), DIODE (CR3), AND SURGE ARRESTOR (SA1).
This task covers:
Refrigeration Unit Service Tool Kit
Use disconnect switch (NOT POWER
CABLE) to disconnect power to unit.
Damage to cable connector pins will
result if cable is used.
Disconnect power at power source.
Compressor Start Relay
Lug Terminals (4)
Lock Washers (4)
Check general condition of compressor start relay (1), diode (2), and surge arrestor (3) and that terminals
are not broken or missing. Replace if damaged.
Terminal protective cover must be removed to access wire terminals.
(1) Tag and disconnect wire leads, diode assembly, and surge arrestor assembly from relay (1).
(2) Remove four sets of screws (4), bck washers (5), flat washers (6), and relay (1).