ARMY TM 9-6115-670-14&P
3-2
SYMPTOM INDEX
Symptom
Page
1.
Engine fails to crank ..................................................................................................................3-3
2.
Engine turns over but fails to start .............................................................................................3-4
3.
Engine starts, but stops when start-preheat switch is released .................................................3-5
4.
Engine stops suddenly ..............................................................................................................3-6
5.
Engine runs erratically or misfires..............................................................................................3-6
6.
Engine does not develop full power...........................................................................................3-6
7.
Engine knocks ...........................................................................................................................3-7
8.
Black smoke in exhaust.............................................................................................................3-8
9.
Blue or white smoke in exhaust.................................................................................................3-8
10.
Low oil pressure ........................................................................................................................3-9
11.
Engine overheating....................................................................................................................3-10
12.
Engine coolant temperature too low ..........................................................................................3-11
13.
DC ammeter shows no charge when vehicle battery is low or discharged ................................3-11
14.
DC ammeter shows excessive charging after prolonged APU operation ..................................3-11
15.
Excessive oil consumption ........................................................................................................3-11
16.
High oil pressure........................................................................................................................3-11
17.
Fuel mixed into lubricant oil .......................................................................................................3-11
18.
Coolant mixed into lubricant oil..................................................................................................3-11
19.
AC voltmeter does not indicate voltage .....................................................................................3-11
20.
AC voltmeter indicates voltage but frequency meter is off scale ...............................................3-11
21.
AC voltage fluctuates.................................................................................................................3-12
22.
Frequency fluctuates .................................................................................................................3-12
23.
Main AC contactor will not close................................................................................................3-12
24.
Oil pressure fault indicator lights ...............................................................................................3-12
25.
Water temp fault indicator lights ................................................................................................3-12
26.
Low fuel fault indicator lights .....................................................................................................3-12
27.
Overspeed fault indicator lights .................................................................................................3-12
28.
Over-voltage fault indicator lights ..............................................................................................3-12
