TM 9-2350-238-10
Table 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES FOR THE
RECOVERY VEHICLE M578–CONTINUED
Item
No.
Interval
Before
Item to
Check/Service
Communica-
tions
Procedure
NOTE
Power at amplifier AM 1780/
VRC must be turned on for
crew member intercom set
controls to function.
a. Turn on MASTER switch and turn
on power at amplifier AM 1780-
VRC.
b. Connect CVC helmet cable con-
nectors to CC2298/VRC recep-
tacles. Cable with yellow (longer
cable) connects to receptacle with
yellow mark.
c. Check that bail-out connectors (1)
are connected firmly.
d. Adjust VOLUME knob (2) as
d e s i r e d .
e. With CVC helmet on, turn on
AN/VIC-1 and radio; check inter-
com (3) between crew members.
Check to make sure vehicle has
two-way communications over
radio (4).
Not fully Mission
Capable if:
No intercom from
commander to driver
or no two-way com-
munication with out-
side station.
2-28
