mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

Thermostat Housing, Engine Cooling|Service and Repair|Page 1980 > < Thermostat, Engine Cooling|Testing and Inspection
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Thermostat Housing: Service and Repair

Thermostat Housing

Removal and Installation

NOTE: The thermostat and thermostat housing are serviced as an assembly.

1. With the vehicle in NEUTRAL, position it on a hoist.

2. Drain the cooling system. For additional information, refer to Cooling System Draining, Filling and Bleeding  See: Service and Repair.

3. Remove the accessory drive belt tensioner.

4. NOTE: The view of the thermostat housing bolts is obstructed by A/C and engine components. However, the bolts can be removed using 1/4-in

drive hand tools.

Remove the 3 bolts and reposition the thermostat housing to gain access to the hose clamps.

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Remove and discard the gasket.

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To install, tighten to 10 Nm (89 lb-in).

Thermostat Housing, Engine Cooling|Service and Repair|Page 1980 > < Thermostat, Engine Cooling|Testing and Inspection