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TM 9-2320-386-24-1-1
0281 00
AIR DRYER AND AIR DRYER HEATER MAINTENANCE (Contd)
DESICCANT AND COALESCING FILTER REMOVAL
1.
Using strap wrench, remove desiccant canister (18) and canister gasket (19) from air dryer
housing (22). Discard desiccant canister (18) and gasket (19).
2.
Remove coalescing filter (20) and O-ring (21) from air dryer housing (22). Discard coalescing
filter (20) and O-ring (21).
DESICCANT AND COALESCING FILTER INSPECTION
1.
Inspect desiccant canister (18) for grime or oil. Replace desiccant canister (18) if grime or oil is
present.
2.
Inspect coalescing filter (20). Replace if there is any evidence of grime or oil, or if it is plugged.
DESICCANT AND COALESCING FILTER INSTALLATION
1.
Apply a light coat of oil to new O-ring (21) and new gasket (19) prior to installation.
2.
Install new O-ring (21) and new coalescing filter (20) into air dryer housing (22).
3.
Install new gasket (19) and new desiccant canister (18) on air dryer housing (22). Hand-tighten
desiccant canister (18). Using strap wrench, tighten desiccant canister (18) an additional 3/4-turn.
4.
Inspect dessicant and coalescing filter (20) for air leaks at gasket (19).
18
19
20
21
22
0281 00-5
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