TM 10--3510--221--10
0021 00--1
AIR SYSTEM TROUBLESHOOTING
0021 00
THIS WORK PACKAGE COVERS:
Troubleshooting Observed or Displayed Faults on Air System
INITIAL SETUP:
Maintenance Level
Materials/Parts
Operator
AIR COMPRESSOR DOES NOT COME ON
1.
Observe operator panel A display (WP 0008 00, Figure 2, 6).
Is ”AIR COMPR INVTR FAULT” message also displayed?
YES Go to AIR COMPRESSOR INVERTER FAULT.
NO Go to step 2.
2.
Position CONTROL POWER switch (WP 0008 00, Figure 1, 3) to OFF.
WARNING
208 VAC electrical power is present in main control enclosure. Use extreme caution when working
inside. Never place hands or tools on exposed wire connections. Death on contact may result if per-
sonnel fail to observe this safety precaution.
3.
Open door on main control enclosure.
4.
Observe position of circuit breaker CB6 (11).
Is circuit breaker ON?
YES Notify Maintenance.
NO Go to step 5.
5.
Position circuit breaker to ON then close and secure door.
6.
Position CONTROL POWER switch (3) to ON.
7.
At operator panel A select PRESS TO START.
8.
Open access door to air system.
9.
Observe air compressor operation.
Is air compressor on?
YES Go to step 10.
NO Notify Maintenance.
10. Wait about 15 minutes verify correct operation.
Does air compressor stay on until air system is pressurized?
YES Return to normal operation.
NO Notify Maintenance.
