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 TM 55-1905-221-14-1
Table 1-4. Special Bolt and Nut Torque Specifications
(American Standard) (Continued).
SIZE NUT
APPLICATION
OR BOLT
(lb. ft.)
FUEL INJECTOR (Cont)
Fuel manifold connector nut
7/16 -
20
30
-
35
Rocker arm bracket bolt
-
13
90
-
100
Injector filter cap
5/8 -
24
65
-
75
Injector nut
15/16 -
24
75
-
85
AIR INTAKE
Blower lower front bearing
retaining bolt (allen head)
5/16 -
24
18
Blower drive plate-to-drive
hub bolt
5/16 -
24
25
-
30
Blower drive hub-to-blower
rotor gear bolt
5/16 -
24
25
-
30
Air inlet housing-to-blower
housing bolt
3/8
-
16
16
-
20
Blower housing-to-cylinder
block bolt (cast iron block)
7/16 -
14
55
-
60
Blower housing-to-cylinder
block bolt (aluminum block)
7/16 -
14
35
-
40
Blower rotor timing gear bolt
7/16 -
20
55
-
65
Blower rotor timing gear bolt
-
20
55
-
65
LUBRICATION SYSTEM
Oil pan bolts
5/16 -
18
10
-
12
Oil pump drive idler gear
nut (marsden)
-
20
60
-
70
Oil pan drain plug
18mm
35
-
40
COOLING SYSTEM
Water pump coupling bolt
5/16-24
18 min.
Water manifold nut
3/8-24
25
-
30
Raw water pump (Jabsco) drive
gear retaining-nut
5/8-18
25
-
30 max.
TORQMATIC MARINE GEAR
Planetary carrier bolt nuts
1/2-20
130 -
140
Driven shaft forward bearing
retainer nut, "M" type gear
1.967"-18
275 -
325
Drive flange nut, direct drive
and "M" type gears
2"-18
275 -
325
Driven shaft forward bearing
retainer nut, "MH" type gear
2.157"-18
350 -
400
Drive flange nut "MH" type gear
2.548"-18
350 -
400
Flywheel bolts
9/16"-18
150 -
160
1-31
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