Icom IC-M71 Instruction Manual page 135

CONTAINERIZED KITCHEN (CK)
UNIT MAINTENANCE PROCEDURES
Power Supply: The ECU Control Box is mounted on the rear wall of the Mechanical Room,
next to the air conditioners. Make sure the Air Conditioner and ECU Control circuit breakers
on the Power Distribution Panel are turned OFF and tagged or locked. Remove the mounting
screws of the power supply board to permit disassembly of the wiring on top of the board. Label
and disconnect the wires from the terminal strip.
Connect the wires to the replacement board and reassemble the mounting hardware. Turn on
the circuit breakers and check the air conditioners for proper operation as described earlier
under TEST.
Relay: Remove the spring clip holding the relay in its socket. Unplug the relay and plug in a
new one. Replace the spring clip.
ECU CONTROLLER BOARD
Generator:
Disconnect all power from the CK and all load cables from the generator
before removal.
Removal: Make sure all power is disconnected from the CK. Remove the access panels that
are located between the generator and the kitchen area wall. From the kitchen area disconnect
the generator output terminals.
TM 10-7360-226-13&P
Figure 4. ECU Control Box Components.
WARNING
0018 00-6
0018 00
RELAY
POWER SUPPLY