Water Pump - Mercury 150 EFI Service Manual

LEFT HAND NON-RATCHETING
32. Bend one lock tab of tab washer into cover nut (only one will align).
33. Bend remaining tabs of tab washer toward front of gear housing.
34. Use Shift Shaft Bushing Tool (91-31107) and torque shift shaft bushing to 50 Ib. ft. (68
Nm).
a -
b -

Water Pump

REASSEMBLY/INSTALLATION
1. Install oil seals into water pump base, as follows:
a. Place water pump base on a press.
b. Just before installing each seal apply Loctite 271 on outside diameter of oil seal.
c. With a suitable mandrel, press the smaller diameter oil seal into pump base with
d. With a suitable mandrel, press the larger diameter oil seal into pump base with lip
e. Wipe any excess Loctite from oil seals and water pump base.
2. Install O-ring into O-ring groove of water pump base. Lubricate O-ring and oil seals
with 2-4-C with Teflon Marine Lubricant.
a -
b -
c -
Page 6B-52
Shift Shaft Bushing Tool (91-31107)
Shift Shaft Bushing
lip of oil seal toward impeller side of base.
of oil seal toward gear housing side of base.
c
c
Mandrel
Oil Seal (Smaller OD)
O-Ring Groove
a
a
b b
51882
a a
b
b
51869
90-883728 JULY 2001