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Page Title:
Table 4-1. Standard Torque Specifications |
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 TM 55-1740-200-14
4-199. CHECKOUT. Start tractor engine and check for
d. Inspect spring (10) for breaks or distortion.
exhaust leaks or excessive vibration of all components.
e. Inspect pin (9), latch (11) and lock (7) for excessive
wear, rust or corrosion.
4-200. ADJUSTMENTS. None required.
f. Inspect muffler (123) for cracks, rust and corrosion.
4-201. TORQUE TABLES. The following tables, 4-1
through 4-5, list torque specifications for towing tractor
g. Inspect exhaust pipe (121) for cracks, rust and
components.
corrosion.
TORQUE
SIZE NUT
SIZE NUT
TORQUE
TORQUE
SIZE NUT
OR BOLT
OR BOLT
OR BOLT
(FT-LB)
(FT-LB)
(FT-LB)
3/4-10
240-250
3-9
7/16-20
1/4-20
57-61
8-10
3/4-16
1/2-13
290-300
71-75
1/4-28
13-17
1 /2-20
7/8-9
410-420
80-90
5/16-18
7/8-14
15-19
9/16-12
90-100
475-485
5/16-24
30-35
1-8
580-590
3/8-16
9/16-18
107-117
35-39
5/8-11
1-14
137-147
3/8-24
585-595
46-50
5/8-18
168-178
7/16-14
Table 4-2. Tractor Engine Torque Specifications
LOCATION
TORQUE (FT-LB)
Main Bearing Cap Bolt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
80-85
45-50
Connecting Rod Nut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
Crankshaft Starting Jaw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
108 minimum
65-70
Cylinder Head Bolt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
Manifold Bolt and Nut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
15-20
30-32
Spark Plug . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
Oil Pump Mounting Bolt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
20-25
Fuel Pump Mounting Bolt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
15-20
7
Carburetor to Manifold Nut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
40
Exhaust Pipe Flange Nut . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
15-18
Fan Attaching Bolt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
.
.
.
.
.
.
.
.
.
.
.
.
4-16
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