TM
3-4240-309-20&P
1. MASK SWITCH/lNDICATOR LIGHT FLASHING AND/OR WARNING HORN SOUNDING (CONT).
and 2-28
Reconnect PE airduct hose
to port marked TO
PROT ENT on filter unit
airflow valve. Open all
interconnecting doors
between vans 1, 2, 3, and
4. Reconnect plug P5 to 15
at PDUs on vans 1 and 4.
Repeat functional test
Replace airflow valve
Reconnect PE airduct hose
to port marked TO
PROT ENT on filter unit
airflow valve. Open all
interconnecting doors
between vans 1, 2, 3. and 4,
Reconnect plug P5 to J5 at
PDUs on vans 1 and 4.
Repeat functional test
Replace cable C.
Reconnect PE airduct hose
10 port marked TO
PROT ENT on filter unit
Reconnect P15. Proceed
airflow valve. Open all
interconnecting doors
LEGEND
between vans 1, 2, 3, and 4.
P5 to J5 at PDUs on vans
Compartment Control Module
CCM
1 and 4. Repeat
Feed thru Elec/Pneu Feed Thru
PDU
Power Distribution Unit
Protective Entrance
PE
Test Point
TP
2-20