12. COOLING SYSTEM
12-6
Mongoose/KXR 250
WATER PUMP
MECHANICAL SEAL (WATER SEAL)
INSPECTION
Inspect the
telltale hole for signs of
mechanical seal coolant leakage.
If the mechanical seal is leaking, remove
the right crankcase cover and replace the
mechanical seal.
WATER PUMP/IMPELLER
REMOVAL
Drain the coolant. (
Ö
3-20)
Loosen the screw and disconnect the
coolant inlet hose.
Remove the four bolts and the water pump
cover.
Remove the gasket and 2 dowel pins
Remove the water pump impeller, washer
and seal washer (porcelain).
Telltale Hole
Water Pump
Inlet Hose
Bolts
Water Pump Cove