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Page Title:
FILTER BYPASS INDICATOR STAYS ON WHEN LEVEL WIND CIRCUITS ARE OPERATING NORMALLY. |
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 TM
9-2350-238-20-2
Table 2-3. UNIT TROUBLESHOOTING (CONT)
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE
ACTION
16.
FILTER BYPASS INDICATOR STAYS ON WHEN LEVEL WIND CIRCUITS ARE
OPERATING NORMALLY.
Check
ground
lead
on
differential
pressure
switch
for
bad
connection.
Clean
ground
connections
with
crocus
cloth
(item
6,
a.
Make sure ground connections are tight.
b.
Troubleshoot filter bypass indicator circuit,
refer
to
Electrical
Circuit Symptom Index, page 2-19.
17.
LEVEL WIND DOES NOT TRAVERSE CAB WHEN MASTER
AND
LEVEL
WIND
SWITCHES
ARE ON AND FILTER BYPASS INDICATOR LIGHT IS ON.
Check
pressure
relief
valve
ground
for
bad
connection.
a. Clean ground connections with crocus cloth (item 6, appx C).
Make sure ground connections are tight.
b. Troubleshoot level wind circuit, refer to Electrical Circuit
Symptom
Index,
18.
LEVEL
WIND
TRAVERSES
CAB
IN
ONLY
ONE
DIRECTION.
C h e c k solenoid
direction
control
valve
ground
for
bad
connection.
a.
Clean ground connections with crocus cloth
(item
6,
Make sure ground connections are tight.
b. Troubleshoot level wind circuit, refer to Electrical Circuit
Symptom
Index,
ONE FLOODLIGHT
IS
OPERATING
WHEN
MASTER
AND
FLOODLIGHTS
SWIT-
19.
ONLY
CHES ARE O N .
Check floodlight
ground
for
bad
connection.
a.
Clean ground connections with crocus cloth
(item
6,
Make sure ground connections are tight.
b. Troubleshoot floodlight circuit, refer to Electrical Circuit Symp-
tom
Index,
BOTH
FLOODLIGHTS
ARE
NOT
OPERATING
WHEN
MASTER
AND
FLOODLIGHTS
SWIT-
20.
CHES ARE ON.
Troubleshoot floodlight circuit, refer to Electrical Circuit Symptom
Index, page 2-19.
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