TM 5-3805-281-24-2
Cooling System
INSTALL WATER PUMP ASSEMBLY
1. Thoroughly clean and inspect water pump mounting
bore in timing gear cover before installing pump
assembly.
2. Install two new O-rings (A) in rear grooves of water
pump housing and apply a light coat of clean engine oil
to O-rings.
3. Install a new retaining ring (B) in front (smallest)
groove of water pump housing and compress both
ends of retaining ring together with a small
needle-nose pliers.
NOTE: Retaining ring ends should be at 3 o'clock position
and water pump weep hole should align with hole
Assembling Water Pump
in timing gear cover when installing water pump
assembly.
4. Compress retaining ring ends and install water pump
assembly into pilot bore of timing gear cover. Make
sure that pump drive gear properly meshes with
crankshaft gear.
5. Release retaining ring ends and verify that retaining
ring is firmly seated in groove of timing gear cover.
6. Install water pump cover with bypass tube using a new
gasket. Tighten all 3/8-in. cap screws to 47 Nm (35
lb-ft) and all 5/16-in. cap screws to 27 Nm (20 lb-ft).
Installing Water Pump
RG,RG34710,1245
1923OCT971/1