5-25. WATER PUMP - Continued
Install new seal ring (13) on pump body. Use
grease (Item 1, Appendix E) to hold in
Mount pump on the engine. Be sure pump
meshes with front right-hand camshaft gear
and dowel pin (14) engages in front engine
Install and tighten two mounting bolts (2) and
Install and tighten mounting bolt (8), washer
(10), and lockwasher (9).
Install a bolt in the impeller puller holes (B)
and measure the backlash with a dial
indicator. Gear backlash should be 0.001 -
0.006 in. (0.025-0.15 mm).
Adjust backlash to these limits by loosening
bolts (2 and 8) and pivoting pump either
clockwise or counterclockwise.
Torque mounting bolts to 50 ft lb (68 Nm).
Install pump cover (15) on water pump
housing. Be careful not to damage front seal
ring (16) in housing.
While pushing on pump cover (1 5), install
snap ring (14). Be sure it seats in the groove.