1-S49
ZD25F, WSM
ENGINE
(2) Disassembling and Assembling
Thermostat Assembly
1. Remove the thermostat cover mounting screws, and remove the
thermostat cover (1).
2. Remove the thermostat assembly (3).
(When reassembling)
• Apply a liquid gasket (Three Bond 1215 or equivalent) only at the
thermostat cover side of the gasket (2).
W10393690
Water Pump Assembly
1. Loosen the alternator mounting bolts, and remove the fan belt.
2. Remove the fan and fan pulley.
3. Remove the water pump assembly from the gear case cover.
4. Remove the water pump flange (1).
5. Press out the water pump shaft (2) with the impeller (5) on it.
6. Remove the impeller from the water pump shaft (2).
7. Remove the mechanical seal (4).
(When reassembling)
• Apply a liquid gasket (Three Bond 1215 or equivalent) to the both
sides of gasket.
• Replace the mechanical seal with new one.
W10395040
(1) Thermostat Cover
(2) Thermostat Cover Gasket
(3) Thermostat Assembly
(1) Water Pump Flange
(2) Water Pump Shaft
(3) Water Pump Body
(4) Mechanical Seal
(5) Impeller
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