
Dumper Troubleshooting
Cage Unloading System
52
PROBLEM
PROBLEM CAUSE
CORRECTIVE ACTION
Safety arm will not
raise or lower
1. Tripped or faulty breaker
2. Blown hose
3. Faulty coil
4. Faulty hydraulic valve
5. Faulty flow control valve
6. Faulty pressure
reducing valve
7. Worn out cylinder
8. Faulty smart relay
1. Check for tripped or faulty
breaker (190-00678)
2. Replace hose (see
parts manual)
3. Replace coil (091-24340)
4. Replace hydraulic cartridge
valve (091-24339)
5. Replace flow control valve
(810-00192)
6. Replace pressure reducing
valve (810-00227)
7. Replace cylinder (170-00002)
8. Replace smart relay
(091-21961T)
Cradle creeping up
1. Faulty check valve
2. Cylinder bypassing
1. Replace check valve
(810-00020)
2. Replace cylinder
(091-20085D)
Cradle will not move
up or down
1. Blown hose
2. Worn out cylinder
3. Faulty 5 section valve
4. Faulty anti shake valve
5. Worn out anti shake cylinder
6. Faulty flow control valve
1. Replace hose (see
parts manual)
2. Replace cylinder
(091-20085D)
3. Replace 5 section valve
(810-00080)
4. Replace anti shake valve
(810-00085)
5. Replace anti shake cylinder
(170-00003)
6. Replace flow control valve
(330-00144)
DUMPER TROUBLESHOOTING (CONT’D)
Содержание Cage Unloading System
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Страница 61: ...Schematics Cage Unloading System 61 ELECTRICAL SCHEMATIC TRANSFER CHAIN 091 21967 01 DATED FEBRUARY 2019...
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