Waste Pump Impeller Replacement - MAHLE MCX-1 Operation Manual

WASTE PUMP IMPELLER REPLACEMENT

The waste pump impeller may require periodic replacement. The concentration of impurities in
recovered old coolant affects the life of the pump impeller. Changing the impeller is quick and
easy as follows:
1. Remove Hose Holder on rear of unit to access the end of the Waste Pump.
2. Remove screws.
3. Remove cover plate, gasket and worn impeller.
4. Coat new impeller with Vaseline
5. Align flats and press impeller onto shaft.
6. Attach new gasket and cover plate.
7. Replace Hose Holder.
Gasket
Cover Plate
Screw
3 3 3 3 - - - - Bolt Style Bolt Style Bolt Style Bolt Style
Impeller & Gasket
Part Number: 370-80165-00
® petroleum jelly.
Pump
Housing
Impeller
Page 16
Impeller
Gasket
Cover Plate
Screw
4 4 4 4 - - - - Bolt Style Bolt Style Bolt Style Bolt Style
Impeller & Gasket
Part Number: 370-80166-00
Pump
Housing