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TM 5-4210-220-34
3-8.
ENGINE Continued
3-8.5 Balance Weight Cover - Continued
c.
Water Pump Drive Gear Installation
(1)
Attach the counterweight (8) to the water pump drive gear (3) using capscrews (7). Tighten capscrews to 32
ft lb (43 Nm).
(2)
Lubricate the spacer (4) with engine oil (item 17, Appendix B) and slide it into position on the right bank
camshaft (5).
(3)
Install a woodruff key (6) in camshaft (5).
(4)
Install the water pump drive gear (3) on the right bank camshaft (5).
(5)
Slip an internal tooth lockwasher (2) over the end of the camshaft (5), then start the retaining nut (1) on the
camshaft.
(6)
Block the crankshaft between the crankshaft throw and the cylinder block to prevent rotation of the engine.
Then tighten the nut (1) on the end of the camshaft to 325 ft lb (441 Nm).
(7)
Install balance weight cover as detailed in d. following.
3-134
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