During the approach to the runway, deviation pointers in the course indicators show the pilot in which direction the aircraft must go.

Make sure that there is continuous movement of the probe.

Remove the sensor to get access to the adjacent structure.

Operate the dimmer switch and make sure that the intensity of the light changes.

If the filler bonds to the tool, make the tool moist with cold water.

Apply weight on the surface of the patch to make sure that the parts bond correctly.

If the microswitch becomes unserviceable, do the deactivation procedure of the actuator to prevent damage to the valve.

If the adjustment of the stops is not correct, the results of the test will not be accurate.

Make sure that the label fully attaches to the surface and that there are no bubbles.

Apply two layers of protective compound to prevent hydraulic fluid damage to the sealant.

Refer to Table 7001 for information about how the pivot assembly is made.