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Page Title:
UNIT MECHANICAL TROUBLESHOOTING SYMPTOM INDEX |
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 TM 9-2320-386-24-1-1
UNIT TROUBLESHOOTING PROCEDURES
EXTENDED SERVICE PROGRAM (ESP)
TRUCK, CARGO, 2-1/2-TON, 6X6, M44A3 SERIES TRUCKS (DIESEL)
M35A3, W/O WINCH (NSN 2320-01-383-2047); W/WINCH (NSN 2320-01-383-3850);
M35A3C, W/O WINCH (NSN 2320-01-383-2050); W/WINCH (NSN 2320-01-383-2049);
M36A3, W/O WINCH (NSN 2320-01-383-2048); W/WINCH (NSN 2320-01-383-2046).
UNIT MECHANICAL TROUBLESHOOTING SYMPTOM INDEX
MALFUNCTION
TROUBLESHOOTING
MALFUNCTION
NO.
WP-PAGE
ENGINE
1.
Engine will not crank . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
2.
Engine cranks but will not start . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
3.
Starter cranks engine slowly. . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
4.
Engine stops during normal operation . . . . . . . . . . . . . . . .
.
.
.
.
.
.
5.
Engine stops when accelerator is returned to idle position .
.
.
.
.
.
.
6.
Engine fails to stop . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
7.
Engine misfires during operation . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
8.
Poor acceleration and/or lack of power . . . . . . . . . . . . . . . .
.
.
.
.
.
.
9.
Engine surges . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
10.
Excessive engine oil loss or consumption during normal
operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
......
11.
Engine oil pressure too low or too high at normal operating
temperature . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
......
12.
Excessive vibration or clunking. . . . . . . . . . . . . . . . . . . . .
......
13.
Excessive fuel consumption . . . . . . . . . . . . . . . . . . . . . . .
......
EXHAUST SYSTEM
14.
Exhaust color blue during normal operation . . . . . . .
.
.
.
.
.
.
.
.
.
.
15.
Exhaust color white during normal operation and idle
.
.
.
.
.
.
.
.
.
.
16.
Excessive exhaust noise . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
.
.
.
.
17.
Exhaust fumes in cab . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
.
.
.
.
ETHER START SYSTEM
18.
Engine cranks but will not start in cold weather
(fuel system operating properly) . . . . . . . . . . . . . . . . . . . . . . . .
COOLING SYSTEM
19.
Engine temperature gauge above 230F (110C). . . . . . . . . . . . . . .
20.
Engine does not reach normal operating temperature. . . . . . . . . . .
21.
Coolant loss during normal operation . . . . . . . . . . . . . . . . . . . . . .
TRANSMISSION
22.
Transmission shifts occur at too high a speed . . . . . . . . . . . . . . .
.
23.
Excessive noise during shifting . . . . . . . . . . . . . . . . . . . . . . . . . .
.
24.
Transmission shifting irregularly . . . . . . . . . . . . . . . . . . . . . . . .
.
25.
Transmission oil leakage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
26.
No response to shift lever movement . . . . . . . . . . . . . . . . . . . . . .
.
27.
Rough shifting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
Transmission overheats (according to transmission temperature gauge)
.
28.
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