KIT-BRAKE LINING 9C5963 - Caterpillar

Personal injury can result from hot coolant, steam and alkali.At operating temperature, engine coolant is hot and under pressure. The radiator and all lines to heaters or the engine contain hot coolant or steam. Any contact can cause severe burns.Remove cooling system pressure cap slowly to relieve pressure only when engine is stopped and cooling system pressure cap is cool enough to touch with your bare hand.Do not attempt to tighten hose connections when the coolant is hot, the hose can come off causing burns.Cooling System Coolant Additive contains alkali. Avoid contact with skin and eyes.
Illustration 1 g00635116
Cooling system relief valve (1) is located on top of the radiator.
Stop the engine and allow the engine to cool.
Loosen pressure cap (4) slowly in order to release pressure. Remove the pressure cap.
Remove overflow hose (2) .
Remove mounting screws (3). Remove the washers, the gasket, and relief valve (1) .
Inspect relief valve (1) and the gasket.
Clean the relief valve. Replace relief valve (1) if the valve assembly is damaged.
Install mounting screws (3). Install the washers, the gasket, and relief valve (1).
Install overflow hose (2) .