TM 5-3810-307-10
Table 5-1. Operator Preventive Maintenance Checks and Services - Continued
ITEM
ITEM TO BE
NOT FULLY
NO.
INTERVAL
CHECKED OR
PROCEDURE
MISSION
SERVICED
CAPABLE IF
c. Gauge reads
c. BATTERY Voltmeter
58b
BEFORE
Dash Panel
outside of
gauge. Normal
Gauges
acceptable limits.
reading is 24 to 28
(Continued)
volts.
58c
BEFORE
Air Conditioner
Check for proper
(hot weather)
operation and cooling.
58d
BEFORE
Swing Brake
CAUTION
Ensure hook block
is removed from tie-
down point and
positive swing lock
is disengaged.
a. Disengage Swing
Lock Pin.
b. Place SWING LOCK
switch in OFF
position.
c. Superstructure
continues to
c. Check for proper
move with swing
operation of joystick
brake pedal
and swing brake
depressed.
pedal.
Chattering,
grinding, or
d. Place SWING LOCK
inability to stop.
switch in ON position.
e. Superstructure
e. Verify that swing
swings in either
joystick does not
direction.
rotate superstructure.
f. Place SWING LOCK
switch in OFF
position.
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