TM 9-4520-272-14&P
SUSTAINMENT (GENERAL) SUPPORT MAINTENANCE
LARGE CAPACITY FIELD HEATER (LCFH)
NSN 4520-01-500-1534
FUEL INJECTION PUMP
DISASSEMBLE, SERVICE, INSPECT, ASSEMBLE
INITIAL SETUP:
Tools
Personnel Required
Tool Kit, General Mechanics (Item 2, WP 0092
MOS 63J or 52C
Materials/Parts
Equipment Condition
Solvent, degreasing (Item 24, WP 0119 00)
Heater shut down and cool.
Rag, wiping, clean (Item 4, WP 0119 00)
Engine bay access door open.
Main battery switch OFF and handle removed.
Fuel injection pump removed (WP 0043 00)
NOTE
Engine maintenance requires metric tools for the removal of all hardware and
assemblies.
DISASSEMBLE
1. Remove valve holder (1) from body (2). Remove delivery spring (3).
2. Remove delivery valve (4) and gaskets (5, 6) from body (2). Discard gaskets.
3. Disengage spring seat (7) from control lever (8). Remove spring (9), pin (14), spring seat (10), and
control lever (8) from body (2).
4. Remove snap ring (11). Remove plate (11), gasket (12), and plunger (13) from body (2). Discard
gasket.
SERVICE
WARNING
Cleaning solvents are flammable and toxic to eye, skin, and respiratory
tract. Skin and eye protections are required when working in contact with
cleaning solvents. Avoid repeated or prolonged contact. Work in well
ventilated area only. Keep away from heat, sparks, and open flame. Do not
smoke while using cleaning solvent. Failure to observe this warning can
result in injury or death to personnel.
Clean components with cleaning solvent and a clean rag. Allow to air dry.
0086 00-1
