TM 5-3825-229-14&P
6-8. GEAR TRAIN AND BACKPLATE (cont)
b. Inspection (cont).
(2) Inspect inside diameter of idler gear bearings (4 and 13). Replace bearings if it is nicked, scored or worn.
Press shaft (14) from backplate.
(3) Inspect backplate for cracks, damage or wear. Replace if necessary.
c. Installation.
(1) Install new gasket (9) and backplate (8) on alignment pins.
(2) Install washers (7) and screws (6) (three capscrews and two socket head screws) on backplate (8). Tighten
screws to 17 Ib-ft (23 Nm) (wet).
(3) Position idler gear shaft (5) in bore of cylinder block. Install washer (2) and screw (1) in idler shaft (5). Tighten
screw until shaft bottoms in cylinder block bore. Remove screw (1) and washer (2).
(4) Press bearing (4) in idler gear (3). Ream to 1.5760-1.5770 in. (40.030-40.054 mm).
(5) Apply a light coat of oil (OE/HDO) to idler gear shaft (5). Install idler gear (3) on shaft (5). Be sure to align
timing marks.
(6) Install washer (2) and screw (1). Tighten screw to a torque of 39 Ib-ft (52 Nm) (wet).
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