TM 5-3810-306-10
CHAPTER 3
Section I - LUBRICATION INSTRUCTIONS
LUBRICATION ORDER
Lubricate the crane in accordance with the Lubrication Order, LO 5-3810-306-12.
Section II - TROUBLESHOOTING PROCEDURES
SYMPTOM INDEX
Malfunction
Troubleshooting
Procedures
Page
ENGINE
Engine will not crank or cranks slowly ................................................................................................
3-3
Engine hard to start or will not start - ..................................................................................................
3-3
no smoke from exhaust
Engine cranks, but will not start - no smoke from exhaust .................................................................
3-4
Engine starts but will not keep running ...............................................................................................
3-4
Engine will not shut off........................................................................................................................
3-5
Rough idle, warm engine ....................................................................................................................
3-5
Engine surges at idle ..........................................................................................................................
3-6
Low lubricating oil pressure ................................................................................................................
3-6
Lubricating oil pressure too high.........................................................................................................
3-6
Lube oil loss ........................................................................................................................................
3-7
Contaminated engine oil .....................................................................................................................
3-7
Exhaust smoke excessive under load ................................................................................................
3-8
Engine will not reach rated speed when loaded..................................................................................
3-8
Low power...........................................................................................................................................
3-9
Engine misfiring ..................................................................................................................................
3-9
Fuel knock ..........................................................................................................................................
3-9
Excessive fuel consumption ...............................................................................................................
3-10
Excessive vibration .............................................................................................................................
3-10
Excessive engine noises.....................................................................................................................
3-11
Fuel or oil leaking from exhaust manifold ...........................................................................................
3-11
COOLING SYSTEM
Coolant temperature above normal ....................................................................................................
3-12
Coolant loss ........................................................................................................................................
3-13
Coolant temperature below normal.....................................................................................................
3-13
Contaminated coolant.........................................................................................................................
3-14
ELECTRICAL SYSTEM
Alternator not charging or insufficient charging ..................................................................................
3-14
3-1
