mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

Water Pump > < Cooling System - New System Diagnostics|Page 2517
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Thermostat: Service and Repair

1.

Drain coolant level below upper radiator hose and thermostat housing.

2.

Disconnect upper radiator hose at thermostat housing, then remove two thermostat housing retaining bolts.

3.

Remove O-ring seal and thermostat from intake manifold. Inspect O-ring for damage and replace if necessary.

4.

Reverse procedure to install. Tighten bolts to specifications.

Water Pump > < Cooling System - New System Diagnostics|Page 2517