Table 4-4. ENGINE TROUBLESHOOTING (con't)
Excessive Oil Consumption
Piston Rings Worn or Sticking,
Inspect and Free Rings or
Wall(s) Scuffed or Scratched
Inspect and Tighten Fittings as
Unusual Engine Knocks
Loose Mounting Bolts
Inspect and Tighten
Any Loose Bolts
Reduce Engine Load
Tighten Flywheel Mounting Bolts
Damaged Gear Teeth
Replace Any Gear with Broken
Teeth; Also Examine Gear it
Engages for Damage
Correct Injection Pump Timing
This table is not intended to cover every possible symptom, but is rather a list of the more
frequent problems and some of their causes.
REMOVAL OF MAJOR ASSEMBLIES
COMPRESSOR. The compressor may be removed from the frame as follows:
Compressor piping may contain high pressure. Never attempt to service or repair any
portion of the compressor until all pressure has been released to the atmosphere.
Remove drive belt. (Ref. para 4-4g).
Remove 4 bolts, 4 nuts, 4 lock washers and 12 flatwashers (45, 46, 47, 48, Fig. D-2).
Move compressor assembly (1, Fig. D-2) straight out through beltguard side of the frame and place on a flat,