TM 10--3510--221--10
0021 00--4
AIR SYSTEM TROUBLESHOOTING --
Continued
0021 00
AIR TANK NOT PRESSURIZING OR PRODUCT PRESSURE LO -- Continued
11. Observe air dryer operation.
Is air dryer blowdown heard about every 30 seconds?
YES Notify Maintenance.
NO Go to step 12.
12. 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.
13. Open door on main control enclosure.
14. Observe position of circuit breaker CB8 (13).
Is circuit breaker ON?
YES Notify Maintenance.
NO Go to step 4.
15. Position circuit breaker to ON then close and secure door.
16. Position CONTROL POWER switch (3) to ON.
17. At operator panel A select use MENU SELECTION switch (Figure 2, 7) to select PRESS TO START.
18. Wait about 15 minutes for air system to attempt to pressurize.
19. Observe air dryer operation.
Is air dryer blowdown heard about every 30 seconds?
YES Return to normal operation.
NO Notify Maintenance.
END OF WORK PACKAGE
