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TM 9-4110-257-14
a.
Engine Does Not Start.
IS BATTERY CONNECTED?
YES
NO
CHECK THAT CIRCUIT BREAKER IS PUSHED IN
TO NOTIFY UNIT MAINTENANCE TO CONNECT
THE ON POSITION (NO WHITE BAND SHOWING),
BATTERY.
AND TOGGLE SWITCH (START/RUN, OFF) IS IN
START/RUN POSITION. DOES REFRIGERATION
UNIT START?
YES
NO
CONTINUE WITH NORMAL OPERATION. IF
ARE CONDENSER SIDE DOORS CLOSED?
CIRCUIT BREAKER TRIPS AGAIN, NOTIFY UNIT
MAINTENANCE TO TEST OR REPLACE IT AS
NECESSARY.
YES
NO
OPEN RIGHT CONDENSER SIDE DOOR. PRESS THE
DIFFERENTIAL OIL PRESSURE SWITCH AND DUAL
CLOSE CONDENSER SIDE DOORS. DOES
ENGINE
PRESSURE CONTROL SWITCH RESET BUTTONS.
START?
CLOSE CONDENSER SIDE DOOR. IF DIFFERENTIAL
OIL PRESSURE OR DUAL PRESSURE CONTROL
SWITCH TRIPS AGAIN, NOTIFY DIRECT SUPPORT
MAINTENANCE. IF REFRIGERATION UNIT DOES
NOT START, NOTIFY UNIT MAINTENANCE.
YES
NO
CHECK FOR ANYTHING JAMMING THE V-BELTS
AND REMOVE IT. DOES THE ENGINE START?
YES
NO
CONTINUE WITH NORMAL OPERATION.
NOTIFY UNIT MAINTENANCE.
3-3
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