TM 9-2350-261-20-4
REPLACE COOLANT HEATER FUEL PUMP (M577A2 AND M1068 ONLY)
THIS WORK PACKAGE COVERS:
INITIAL SETUP:
Maintenance Level
Equipment Condition
Unit
Engine stopped (see your -10)
Carrier blocked (see your -10)
Tools and Special Tools
Ramp lowered (see your -10)
Battery ground lead disconnected (WP 0294 00).
Materials/Parts
Rear floor plate removed (WP 0436 00, WP 0438 00,
or WP 0441 00)
Coolant heater fuel shutoff valve closed (see your -10)
Lockwasher (7)
Personnel Required
Unit Mechanic
REMOVAL
1.
Disconnect circuit 402C lead (1) from coolant heater fuel pump lead (2).
2.
Remove screw (3), three lockwashers (4), and two clamps (5) from bulkhead weldnut. Discard lockwashers.
3.
Remove hose (6) from elbow (7) on coolant heater fuel pump (9) and from adapter (9).
4.
Remove elbow (7) from coolant heater fuel pump (8).
5.
Disconnect hose (10) from adapter (11). Remove adapter from coolant heater fuel pump (8).
Remove two screws (12), washers (13), four lockwashers (14), and coolant heater fuel pump (8) from hull bracket.
6.
Discard lockwashers.