TM 10--3510--221--24
0198 00--1
AIR COMPRESSOR REPLACEMENT
0198 00
THIS WORK PACKAGE COVERS:
Removal, Installation
INITIAL SETUP:
Maintenance Level
Materials/Parts
Unit
Tape, Anti--Seizing (Item 10, WP 0271 00)
Strap, Tiedown (Item 13, WP 0275 00)
Washer, Lock (Item 22, WP 0275 00)
Washer, Lock (Item 23, WP 0275 00)
Tools and Special Tools
Equipment Conditions
Tool Kit, General Mechanics (Item 1, WP 0272 00)
LADS power shut off at main control
Multimeter (Item 2, WP 0272 00)
enclosure (WP 0112 00).
REMOVAL
WARNING
The inverter drive must discharge before it is safe to disconnect wire connections. DEATH
ON CONTACT may result if personnel fail to observe this safety precaution.
1. Loosen captive screw (1), then remove cover (2) from inverter drive (3).
2. Verify CRG indicator (4) is off and using a multimeter verify voltage is not present at terminal strip (5).
3. Install cover (2) onto inverter drive (3) then tighten captive screw (1).
4. Disengage two latches (6), then open access door (7).
5. Open petcock (8), allow air to vent from air tank (9), then close petcock.
6. Remove two screws (10), then remove cover (11) and gasket (12) from outlet box (13).
7. At outlet box (13) tag and disconnect wires for air compressor (14).
8. Loosen conduit nut (15) then pull conduit (16) and wiring out of outlet box (13).
9. Cut tiedown strap (17) securing wiring and tubing to air compressor (14).
10. Disconnect air tube (18) at swivel elbow (19).
11. Remove four screws (20), lock washers (21), and flat washers (22) securing mount bracket (23) to shock
mounts (24).
12. Lift air compressor (14) off of frame (25) being careful not to stress wiring and tubing above compressor.
13. Disconnect tube (26) at adapter (27).
14. Disconnect tube (28) at elbow (29), then remove tubes (26 and 28).
15. Remove swivel elbow (19), adapter (27), elbow (29), and relief valve (30) from air compressor (14).
16. Remove four screws (31), lock washers (32), and flat washers (33), then remove cover (34) from mounting
bracket (23).
17. Remove two screws (35), then remove cover (36) and gasket (37) from air compressor (14).
18. Tag and disconnect wires at air compressor (14).
19. Loosen conduit nut (38) then pull conduit (15) and wiring out of air compressor (14).
20. Remove conduit elbow (39) from air compressor (14).
