Checking The Water Pump - Yamaha F25C Service Manual

Checking the water pump

1. Check the water pump housing for defor-
mation. Replace if necessary.
2. Check the impeller and insert cartridge
for cracks or wear. Replace if necessary.
3. Check the Woodruff key 1 and the key-
way a in the drive shaft for wear.
Replace if necessary.
a
6D55F11
1
S6D56050
Lower unit
1
2
3
4
5
6
7
8
9
6-8