PTE DATE :

OIL FILTER MAINTENANCE PROCEDURS NAME :

The oil filter should be removed at every regular inspection. It should be disassembled, cleaned, and any worn or damaged filter elements replaced. The following steps illustrate typical oil filter removal procedures :

No. Procedurs Remarks

1. Provide a suitable container for collecting the drained oil.

2. Remove the filter cover and with draw the filter assembly (figure). Discard the old seal.

3.

Install the oil filter assembly in a holding fixture and remove the plug from the filter cover. The filter must be installed in a proper fixture before removing the cover plug to prevent the stacked screens an spacers from flying off under their spring tension.

4.

Carefully remove the filter cover from the fixture ; then slide the screens and spacers onto a suitable cleaning rod, keeping them in their proper order. The parts should not be able to slide off the rod during the cleaning operation.

5. Separate the screens and spacers by sliding the parts a long the rod. Examine the screens and spacers for foreign matter that would indicate an unsatisfactory condition in the engine.

6. Immerse the screens and spacers in an approved carbon remover at room temperature for a few minutes. Rinse them in a degreaser fluid or cleaning solvent. Then blow them dry with an air jet.

7.

Assemble the filter spacers and screens on the baffle, using the holding fixture. Make certain that an outlet spacer will be at both ends. Also, make sure each screen is located between an outlet spacer and an inlet spacer. Install the outer end plate on the screen and spacer buildup ; then install the cover on the end plate. Place a new seal on the cover plug and install the plug in the threaded end of the baffle. The plug must be tightened to the torque prescribed in the manucfacturer’s instructions so that the spacers and screens cannot be rotated by hand.

8. Secure the cover plug with lockwire. Then remove the filter assembly from the holding fixture.