Section Ill. TROUBLESHOOTING PROCEDURE
3-6. Alignment Set Troubleshooting
Troubleshooting of the alignment set consists of fault isolation of the laser simulator. Perform troubleshooting of the
alignment set as indicated in table 3-1, fault symptoms.
Table 3-1. Laser Simulator Fault Symptom Chart
a. Ensure dimmer is open (CCW).
BATTERY TEST does not light
when indicator is pressed.
a. Inspect the laser simulator lens. If dirty, clean accord-
ALT will not lock onto the simu-
Iated laser beam.
Laser simulator works only in HI
or LO mode but not in both