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ENGINE

124

Fig. 4

Fig. 2

Fig. 3

REMOVAL OF WATER PUMP

1 Drain cooling water mixed with anti-corrosive/

anti-freeze agent into clean container so that it

can be reused.

2 Remove by-pass hose with thermostat.

3 Slacken and remove poly ‘V’ belt. Fig. 2.

4 Unlock and unscrew mounting bolts for pulley and

remove water pump pulley.

5 Remove cooling water inlet hose from water

pump.

6 Unscrew four water pump mounting bolts from

cylinder block and remove water pump.

DISASSEMBLY OF WATER PUMP

1 Remove split pin and loosen the castle nut holding

pulley hub on water pump shaft.

2 Remove pulley hub from water pump shaft using

puller 2576 5890 35 22. Fig. 3.

3 Unscrew and remove water pump rear cover

mounting bolts. Remove rear cover.

4 Unlock and remove four screws and plate holding

water pump bearing outer race. Remove plate

with grease seal, shims and gasket and also outer

bearing outer race.

5 Place water pump on housing of support, 312 589

05 33 and press out water pump shaft with

bearing assembly from impeller. Fig. 4. Use a steel

bar 200 mm long and 15 mm dia meter for

pressing out shaft. Remove inner grease seal from

housing.

6 Place water pump shaft on a tube supporting

inner bearing inner-race with shaft taper end

facing upwards. Fix nut on threaded end to

protect it from damage and press out shaft from

bearings and spacer tube. Remove slinger from

shaft.

7 Knock out outer race of inner bearing from pump

housing with drift, 321 589 01 35.