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Table 2-6. Hopper Lift System Troubleshooting - Continued | Up
TM-5-3895-373-34 Paving Machine Bituminous Material Crawler Mounted Diesel Engine Driven Manual | Next
Table 2-6. Hopper Lift System Troubleshooting - Continued |
TM 5-3895-373-34
Table 2-6. Hopper Lift System Troubleshooting - Continued.
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
2.
ONE HOPPER WING FAILS TO OPERATE - Continued.
WARNING
Do not disconnect any hydraulic lines, cylinders, or valves without securely blocking
both hopper wings. The hopper wing may fall if not properly secured in position when
the hydraulic system is opened. Severe personal injury or death may result from a
falling hopper wing.
Step 2.
Determine which hopper hydraulic function fails to operate.
Replace faulty valve per the following chart and paragraph 2.44.
HOPPER LIFT CYLINDER MALFUNCTION CHART
FUNCTION NOT OPERATING
REPLACE FAULTY VALVE
Left hopper wing does not lift.
B2
Left hopper wing does not lower.
A2
Right hopper wing does not lift.
B4
Right hopper wing does not lower
A4
2-43
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