TM 5-5420-280-10
0042 00
Preventive Maintenance Checks and Services (PMCS)
for CBT LHS (Contd).
NOT FULLY
ITEM
ITEM TO
INTERVAL
PROCEDURE
MISSION
NO.
CHECK/SERVICE
CAPABLE IF:
8
During
EMERGENCY
a. Check to ensure RCU switches are
a. Switch operates
STOP switch (1)
non-operational when RCU
with EMERGENCY
panel
EMERGENCY STOP switch is in OFF
STOP switch in OFF
illumination
position. Use manual operation. Refer to
position.
lamp (3), HIGH
IDLE switch (2),
HOOK ARM
switch (4), and
b. Move EMERGENCY STOP switch to
b. Panel
cylinder (5)
ON position. Panel illumination lamp
illumination lamp is
should light.Use manual operation.
not lit using a new
Refer to WP 0030 00.
lamp.
c. Move HIGH IDLE switch to ON.
c. Engine rpm will
Engine rpm should increase audibly.
not increase with
Move HIGH IDLE switch to OFF. Use
switch in HIGH
manual operation. Refer to WP 0030 00.
IDLE position.
d. Move HOOK ARM switch to
UNLOAD until hook arm cylinders are d. Hook arm
extended to approximately 6 in. (15 cm). cylinders will not
Use manual operation.
extend.
Refer to WP 0030 00.
3
1
2
5
4
0042 00-6
