TM 10--3510--221--24
0020 00--1
POWER LAMP DS3 DOES NOT COME ON
0020 00
THIS WORK PACKAGE COVERS:
Troubleshooting POWER Lamp DS3 Does Not Come On 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 CONTROL POWER lamp.
Is CONTROL POWER lamp on?
YES Go to step 2.
NO Go to CONTROL POWER LAMP IS NOT ON FAULT (WP 0013 00).
2. Check status of POWER lamp at other operator panel.
Is POWER lamp on?
YES Go to step 3.
NO Go to step 9.
4. Replace lamp on DS3 (TM 10--3510--221--10).
Is lamp on?
YES Return to normal operation.
NO Go to step 4.
5. Open door on operator panel.
6. Check for > 11 VDC between terminal on DS3 where wire (351 for DS3A) or (353 for DS3B) is connected
and PS1 terminal (COM).
Is >11 VDC present?
YES Go to step 7.
NO Check wire connections between SW3 and DS3. Repair as necessary.
7. Position SW2 to OFF.
8. Check wire connections between other terminal on DS3 and TB2 terminal (COM).
Are wire connections OK?
YES Replace lamp socket DS3 (WP 0241 00).
NO Repair as necessary.
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