AXLE GP-FIXED 3869387 - Caterpillar

Illustration 1 g03185617
Cooling system filler cap and sight gage
(1) Max fill line
(2) Low coolant line
Pressurized System: Hot coolant can cause serious burns. To open the cooling system filler cap, stop the engine and wait until the cooling system components are cool. Loosen the cooling system pressure cap slowly in order to relieve the pressure.
Remove the cooling system filler cap slowly in order to relieve pressure.
If the engine is equipped with a sight glass, maintain the coolant level to the proper level in the sight glass.
Illustration 2 g00103639
Typical filler cap gaskets
Clean the cooling system filler cap and check the condition of the filler cap gaskets. Replace the cooling system filler cap if the filler cap gaskets are damaged. Reinstall the cooling system filler cap.
Inspect the cooling system for leaks.