FIELD (UNIT) MAINTENANCE
LARGE CAPACITY FIELD HEATER (LCFH)
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.
Engine maintenance requires metric tools for the removal of all hardware and
Allow the engine to cool for approximately 30 minutes before changing oil.
Engine oil is hot and presents a burn hazard. Coming in contact with hot
engine oil may cause burns and severe injury.
The oil filter must be cleaned at the same time as the engine oil is changed, since oil
escapes when the filter is removed.
Remove oil filter (1) from crankcase (2) by removing bolt (3) and pulling straight out. Remove and discard
1. Inspect oil filter (1) for obvious damage. Check filter's mesh material for damage. Clean out clogging
dirt and residue. Replace oil filter as required.
2. Inspect area around oil filter port for evidence of leakage. Clean area of dirt and accumulated grime
using a clean rag.
1. Apply a light coat of lubricating oil to new O-ring (4) and install O-ring onto oil filter (1).