FIELD (DIRECT) SUPPORT MAINTENANCE
LARGE CAPACITY FIELD HEATER (LCFH)
ROCKER ARM ASSEMBLY
REMOVE, INSPECT, INSTALL
Tool Kit, General Mechanics (Item 2, WP 0092
MOS 63J or 52C
Heater shut down and cool.
Engine bay access door open.
Main battery switch OFF and handle removed.
Engine maintenance requires metric tools for the removal of all hardware and
1. Remove rocker arm support (1) from cylinder head (2) by removing two bolts (3). Place assembled
support and rocker arms on a clean work surface for further disassembly.
2. Remove rocker arms (4 and 5) from rocker arm support (1). Remove lock nuts (6), adjusting screws
(7), and valve cap (8).
3. Ensure that intake and exhaust valve components (9) remain together.
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 rocker arm components with cleaning solvent and a clean rag. Allow to air dry.