TM
3-4240-309-20&P
Remove protective
cap from port
marked TO PROT
ENT. Remove low
pressure hose
connected to CCM
at feed thru. Gently
draw air from hose.
Replace CCM (p. 2-89).
Repeat functional
test (p. 2-3).
Check out change filter
indication system.
Perform troubleshooting
procedure 6, page 2-55.
LEGEND
Compartment Control Module
CCM
Feed Thru Elec/Pneu Feed Thru
PDU
Power Distribution Unit
2-29