301.5, 301.6 and 301.8 Mini Hydraulic Excavators Caterpillar


Cooling System Coolant Level - Check

Usage:

301.5 3YW

------ WARNING! ------

Pressurized system: Hot coolant can cause serious burn. To open cap, stop engine, wait until radiator is cool. Then loosen cap slowly to relieve the pressure.


  1. Open the engine access door.


    Illustration 1g00679346

  2. Maintain the coolant level between the "FULL" mark (2) on the coolant reservoir and the "LOW" mark (3) on the coolant reservoir.

    Note: Refer to Operation and Maintenance Manual, "General Hazard Information" for information on Containing Fluid Spillage.

  3. If additional coolant is necessary, remove the coolant filler cap (1) and add the appropriate coolant mixture. Install the filler cap.


    Illustration 2g00374857

  4. If the coolant reservoir is empty, remove the cooling system pressure cap slowly in order to relieve pressure. Add coolant to the radiator.


    Illustration 3g00102170

  5. Inspect the condition of the cap gasket. If necessary, replace the cap.

  6. Install the cooling system pressure cap.

  7. Close the engine access door.

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