mercury Workshop Repair Guides

Mercury Workshop Service and Repair Manuals

Cooling System|Coolant > < Thermostat Bypass Hose|Service and Repair
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10. Disconnect the Engine Coolant Temperature (ECT) sensor, water temperature sender, heater water hose and harness locator pin from the bypass

tube.

11. Remove the bolt and stud, remove water pump bypass tube.

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Inspect the O-rings. Install new if necessary.

12. To install, reverse the removal procedure.

Cooling System|Coolant > < Thermostat Bypass Hose|Service and Repair