TM 10-6640-215-13
Table 3-2. Troubleshooting- continued
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2.
ALL CEILING LIGHTS FAIL TO COME ON.
Check and reset circuit breaker AICB1.
If lights still fail to operate, notify unit maintenance.
3. CEILING LIGHTS DSI, DS2, DS3, DS4, AND DS5 FAIL TO COME ON.
Step 1. Check operation of curbside and roadside door switches Sl3 AND S10.
Step 2. Check and reset circuit breaker A1CBI 1.
If lights still fail to operate, notify unit maintenance.
4. CEILING LIGHTS DS6, DS7, DS8, DS9, AND DS10 FAIL TO COME ON.
Step 1. Check operation of curbside and roadside door switches S12 AND S9.
Step 2. Check and reset circuit breaker A1CB9.
If lights still fail to operate, notify unit maintenance.
5.
CEILING LIGHTS DSI 1, DS12, AND DS13 FAIL TO COME ON.
Step 1. Check operation of curbside and roadside door switches S14 and S11.
Step 2. Check and reset circuit breaker AICB13.
If lights still fail to operate, notify unit maintenance.
6.
GROUP OF WHITE CEILING LIGHTS FAIL TO COME ON (GROUP BLACKOUT LIGHTS ARE ON).
Check operation of the group's door interlock switches.
a.
Ensure door interlock switches are closed. White lights should come on.
b.
If white light does not come on, notify unit maintenance.
7. MECHANICAL ROOM CEILING LIGHTS DS14 AND DS15 FAIL TO COME ON.
Step 1. Check operation of switch S3.
Step 2. Check and rest circuit breaker A15CB10.
If lights still fail to operate, notify unit maintenance.
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