Cat Autolube System for Medium Wheel Loaders Caterpillar

System Flushing

Option 1

Note: This is the preferred method, but must be done before extreme cold conditions are seen.

1. Fill reservoir with preferred grease instead of non-preferred grease during normal operating conditions. Estimate around two reservoir refills to completely flush the system.

Option 2

Note: Can be done after cold conditions are seen.

1. Remove the reservoir lid and remove the old grease.

   Caution: Contamination can cause damage to system! Ensure that the environment is clean and clean grease is used!

   Note: Recommended to flush the system when the machine reservoir has been fully depleted.

2. Disconnect supply line at first junction block and run pump in “Continuous Test” mode until new the grease type is visible.

3. Disconnect auto lube lines from all grease points
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   Illustration 1	g06116431
   Central grease point on the engine end frame.

4. Use high-pressure grease gun (or barrel gun) and the remote greasing point on frame to cycle the new grease through system.

Air Bleeding

If, air is found in the system follow the steps below.

1. Disconnect the line from the pump.
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   Illustration 2	g06164944

2. Disconnect main supply hose from pump as shown in Illustration 2. Cycle grease through main supply line (towards pump) at central grease point on engine end frame with standard grease gun. Watch for new grease exiting end of hose.

3. Reconnect main supply line.
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   Illustration 3	g06116431
   Central grease point on the engine end frame.

4. Cycle crease through the system using a manual grease gun using the zerk on the central grease point on the engine end frame.

   Note: Ensure that quality grease is used.