Disassembling The Water Pump; Checking The Water Pump; Assembling The Water Pump - Yamaha 2007 XP500 Service Manual

EAS26510

DISASSEMBLING THE WATER PUMP

1. Remove:
Water pump seal "1"
G
NOTE:
Remove the water pump seal from the inside of
the water pump housing.
a. Water pump housing
2. Remove:
Oil seal "1"
G
(with a thin, flat-head screwdriver)
NOTE:
Remove the oil seal from the outside of the wa-
ter pump housing.
3. Remove:
Bearing "1"
G
NOTE:
Remove the bearing from inside of the water
pump housing.
4. Remove:
Rubber damper holder "1"
G
Rubber damper "2"
G
(from the impeller, with a thin, flat-head
screwdriver)
NOTE:
Do not scratch the impeller shaft.
EAS26550

CHECKING THE WATER PUMP

1. Check:
Water pump housing cover "1"
G
Water pump housing "2"
G
Impeller shaft "3"
G
Water pump seal "4"
G
Oil seal "5"
G
Rubber damper
G
Rubber damper holder
G
Cracks/damage/wear → Replace.
EAS26570

ASSEMBLING THE WATER PUMP

1. Install:
Oil seal "1"
G
(to the water pump housing)
NOTE:
Install the oil seal with a socket that matches its
G
outside diameter.
Before installing the oil seal, apply tap water or
G
coolant onto its outer surface.
Installed depth of oil seal "a"
11.5 mm (0.45 in)
6-9
WATER PUMP