Section V. TROUBLESHOOTING
corrective action to be taken. Perform the actions in the
5-8 GENERAL This section contains troubleshooting
order listed. Any trouble that is beyond the scope of
organization maintenance shall be referred to direct
troubles in the Antenna Tower TS-9A at the
organizational maintenance level. Each malfunction
listed in table 5-5 is followed by the probable cause and
Table 5-5. Organizational Troubleshooting
Death or injury may result from contact with electrical connections. Disconnect power before
servicing any electrical equipment.
TEST OR INSPECTION
1. AIRCRAFT OBSTRUCTION LIGHTS DO NOT LIGHT WHEN ON/OFF SWITCH IS SET TO ON.
Step 1. Check for defective lamps.
Remove and replace defective lamps.
Step 2. Inspect to see if electrical system is disconnected from primary power source.
Connect electrical system to primary power source.
Step 3. Check for circuit breaker in OFF position.
Set circuit breaker to ON position.
Step 4. Check for defective ON/OFF switch.
Remove and replace defective ON/OFF switch.
Step 5. Check for defective circuit breaker.
Remove and replace defective circuit breaker.
Step 7. Check for defective dual obstruction lamp socket fixture.
Remove and replace defective socket fixture.