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Page Title:
Table 2-3. UNIT TROUBLESHOOTING |
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 TM
9-2350-238-20-2
Troubleshooting
Procedure
Page
Filter
bypass
indicator
is
not
operating
when
level
wind
circuits
are
operating normally . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Filter bypass indicator is off when level wind circuits are not operating . . . . . .
Filter bypass indicator stays on when level wind circuits are operating
normally . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Flasher indicator lamp is not operating when cab signal flasher headlight is on . . .
Level wind does not traverse cab when MASTER and LEVEL WIND switches are
ON and filter bypass indicator light is on . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Level wind traverses cab in only one direction . . . . . . . . . . . . . . . . . . . . . . . . . .
Only one floodlight is operating when MASTER and FLOODLIGHTS switches are
ON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Utility outlet does not operate when both dome lights are on and MASTER
switch is ON . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Utility outlet is not operating and cab flasher headlight and dome lights are off
when MASTER switch is ON and dome light switches are on . . . . . . . . . . . . .
Vehicular intercommunication system operates intermittently when there is no
outside interference . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Table 2-3. UNIT TROUBLESHOOTING
MALFUNCTION0
TEST
OR
INSPECTION
CORRECTIVE ACTION
BOOM
AND
WINCH
INSTALLATION
OPERATE WHEN CAB TRAVERSES AND BOOM RAISES AND
TOW WINCH DOES NOT
1.
LOWERS NORMALLY.
C h e c k for broken or jammed
control
lever
or
shift
linkage.
Step 1.
If
damaged
or
jammed,
notify
direct
support
maintenance.
C h e c k for
damaged
hydraulic
brake
cylinder
to
valve
tube.
Step 2 .
Replace
damaged
hydraulic
brake
cylinder
to
valve
tube,
refer
to
C h e c k for damaged or jammed hydraulic winch motor, control cylinder or
Step 3.
shift
mechanism.
If
damaged
or
jammed,
notify
direct
support
maintenance.
TOW WINCH REELS IN, BUT WILL NOT PAY OUT, OR WINCH PAYS OUT, BUT WILL
2.
NOT REEL IN.
Check for leaking counterbalance valve.
is
leaking,
notify
direct
support
If
maintenance.
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