Disassembling The Water Pump; Checking The Water Pump; Assembling The Water Pump - Yamaha 2010 XMAX YP125R Service Manual

EAS37P1112

DISASSEMBLING THE WATER PUMP

1. Remove:
• Water pump seal "1"
TIP
Remove the water pump seal from the inside of
the water pump housing "2".
2
2. Remove:
• Bearing "1"
TIP
Remove the bearing from the outside of the wa-
ter pump housing "2".
2
EAS37P1113

CHECKING THE WATER PUMP

1. Check:
• Water pump housing cover
• Water pump housing
• Impeller shaft
Cracks/damage/wear → Replace.
2. Check:
• Bearing
Rough movement → Replace.
EAS37P1114

ASSEMBLING THE WATER PUMP

1. Install:
• Water pump seal "1"
(into the water pump housing "2")
1
1
New
WATER PUMP (YP125R)
TIP
Install the water pump seal with the special tools
to the specified depth as shown in the illustra-
tion.
Installed depth of water pump
seal
0–0.5 mm (0–0.02 in)
Mechanical seal installer
90890-04145
Middle driven shaft bearing driv-
er
90890-04058
Bearing driver 40 mm
YM-04058
3
2
A. Push down
3. Mechanical seal installer
4. Middle driven shaft bearing driver
a. Installed depth of water pump seal
2. Lubricate:
• Water pump seal
Recommended lubricant
Lithium-soap-based grease
3. Install:
• Impeller shaft
• Water pump housing plate gasket "1"
• Water pump housing plate 2 "2"
6-6
A
4
1
a
New