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TM5-2420-222-34
12-1.
FRAME ASSEMBLY FRONT SUPPORT MAINTENANCE (Con’t).
CAUTION
Ensure that hydraulic and steering lines are clear before Installing frame assembly
front support. Failure to do so may damage parts.
14.
Using lifting device and the aid of two assistants, raise frame assembly front support (6) off wood blocks and roll
Into position against engine assembly oil pan (32), engine assembly (25), and left and right side frames (33).
Ensure that screw holes are alined.
15.
Loosely install two capscrews (28) and new lockwashers (29) in engine assembly oil pan (32), frame assembly
front support (6), and engine assembly (25). Loosely install four capscrews (27) and new lockwashers (26) in
frame assembly front support and engine assembly.
16.
Tighten two capscrews (28) in frame assembly front support (6) and engine assembly oil pan (32).
17.
Tighten four capscrews (27) in frame assembly front support (6) and engine assembly (25). Torque capscrews to
170 lb.-ft. (231 N•m).
18.
Install two capscrews (36), washers (34), and new lockwashers (35) through siderail mountings (31) and left and
right side frames (33). Torque capscrews to 250 lb.-ft. (339 N•m).
19.
Remove two capscrews (28) and lockwashers (29) from frame assembly front support (6) and engine assembly oil
pan (32).
20.
Remove wood blocks from under engine assembly (25) and rear of loader backhoe boom.
21.
Remove two 5 ton jackstands from under left and right loader backhoe side frames (33).
22.
Lower lifting device and remove sling from frame assembly front support (6).
12-18
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