Usage:
1. Remove coolant from engine to a level below the regulator housing.
2. Remove the four bolts (1) that hold elbow of the expansion tank to the cover. Remove line (3) on Marine engines.
3. On Industrial engines only, disconnect the water bypass line from the cover. Remove the cover from the bottom. Remove the regulators from the cover.
4. Remove the cover (2).
5. Remove the regulators (4) from the housing.
6. Remove the seals from the housing.
Install Water Temperature Regulators
1. Put new seals (1) in the housing with tooling (A). Install seals with lip of seal away from regulator.
2. Clean the machined surfaces and install new gasket for cover.
3. Install the regulators (2) in the housing on the Marine engines. Install the cover.
4. On Industrial engines, install the regulators in the cover and install cover. Connect the bypass line for the water.
5. Install the bolts that hold elbow of the expansion tank to cover.
6. Fill the engine with coolant.