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 TM 55-1905-220-14-10
5-19.2. IDLER GEAR - MAINTENANCE INSTRUCTIONS (Continued).
LOCATION
ITEM
ACTION
REMARKS
TEST (Cont)
f.
If the crankshaft and camshaft
gears are mounted on the engine, a
suitable fixture, which may be held
in a vise, can be made as shown.
Three plates, a 1/2"-13 X 2-3/4"
bolt, 1/2"-13 nut, and two 1/2"
plain washers are required. The
plates are made from steel stock.
Check the pre-load on the bearings
as follows:
1. Attach two of the steel plates
(two upper plates) to the idler
gear hub with the 1/2"-13 bolt,
washers and nut as shown. Tighten
the bolt to 80-90 lb-ft (108.5 -
122.0 Nm) torque.
5-353
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