TM 9-2350-277-20-2
PREVENTIVE MAINTENANCE CHECKS AND SERVICES (PMCS), INCLUDING
LUBRICATION INSTRUCTIONS Continued
0155 00
ITEM
NO.
INTERVAL
MAN-
HOUR
ITEM TO BE
CHECKED OR
SERVICED
CREWMEMBER
PROCEDURE
EQUIPMENT
NOT READY/
AVAILABLE
IF:
61
Semi-
Annual
Operate Air Box
Heater Air Pump
NOTE
The purpose of the item is to exercise the
vanes in the air box heater air pump.
a. Disconnect lead from fuel shutoff solenoid
(WP 0205 00).
b. To prevent engine from starting, pull fuel cutoff
out (see your -10).
CAUTION
Air pump can be damaged if switch is held
too long. Do not exceed a total of 20
seconds of operation.
c. Have helper crank engine and run air pump at
the same time intermittently for a total of 20
seconds. Listen for air pump operation
(see your -10).
d. Connect lead to fuel shutoff solenoid.
e. Lubricate air motor with OE/HDO every 150
hours/1500 miles, semiannually or as required.
0155 00-107