TM 10--3510--221--24
0013 00--1/2 blank
CONTROL POWER LAMP (DS2) IS NOT ON WITH SWITCH
(SW2) AT ON POSITION
0013 00
THIS WORK PACKAGE COVERS:
Troubleshooting Control Power Lamp (DS2) Does Not Come On With Switch (SW2) At ON Position Fault
INITIAL SETUP:
Maintenance Level
Materials/Parts
Unit
Tools and Special Tools
Equipment Conditions
Tool Kit, General Mechanics (Item 1, WP 0272 00)
Power must be applied at main control
Multimeter (Item 2, WP 0272 00)
enclosure (WP 0010 00).
1. Check status of MAIN POWER lamp DS1.
Is DS1 on?
YES Go to step 2.
NO Go to MAIN POWER LAMP DS1 IS NOT ON WITH SWITCH SW1 AT ON POSITION
(WP 0014 00).
2. Check position of CONTROL POWER switch SW2.
Is SW2 in ON position?
YES Go to step 3.
NO Position SW2 to ON. Return to normal operation.
3. Replace lamp on DS2 (TM 10--3510--221--10).
Is lamp on?
YES Return to normal operation.
NO Go to step 4.
4. Open door on main control enclosure and position SW1 to ON.
5. Check for 110 VAC power between SW2 terminal (3) and TB1 terminal (N).
Is 110 VAC power present?
YES Go to step 6.
NO Replace SW2 (WP 0232 00).
6. Check for 110 VAC power between DS2 terminal (+) and TB1 terminal (N).
Is 110 VAC power present?
YES Replace lamp socket (WP 0230 00).
NO Check wire connections between DS2 and TB2 and between TB2 and SW2. Repair as
necessary.
END OF WORK PACKAGE
