UDRF01.04GB
Maintenance manual DRF 400–450
12
7 Load handling – 7.3 Protruding
page
–
Extension, component position
Hydraulic oil pump, Servo filter, Pressure reducer, Ac-
cumulator servo circuit, Control valve lift, lower and
extension, Shuttle valve, Extension cylinder, Lift
boom
See
Lift and lower, component position page 6
Valve block extension cylinder extension cylinder
1.
Connection rod side (C-)
2.
Drain (D)
3.
Servo valve regeneration (Y6046)
4.
Connection control valve (VB)
5.
Connection control valve (VA)
6.
Connection control valve (VA)
7.
Servo valve blocking (Y6050).
Valve block pump unloading
1.
Solenoid valve engagement hydraulic pressure (Y6003)
2.
Pressure signal to hydraulic oil pump 2
3.
Valve block top lift hydraulics
4.
Tank drain
5.
Pressure signal in, from shuttle valve
6.
Valve block pump unloading
7.
Pressure signal to hydraulic oil pump 2
8.
Solenoid valve pump unloading (Y6062)
9.
Tank drain
10. Pressure signal in, from shuttle valve
Sensor boom length
See section
8 Control system,
group
8.2.1 Overloading system
.
000474
3
2
4
6
5
1
7
003623
9
10
5
7
6
8
3
2
1
4
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Summary of Contents for DRF420-60S5
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Page 4: ...UDRF01 04GB Maintenance manual DRF 400 450 2 AForeword https www forkliftpdfmanuals com ...
Page 18: ...UDRF01 04GB Maintenance manual DRF 400 450 2 BSafety https www forkliftpdfmanuals com ...
Page 60: ...UDRF01 04GB Maintenance manual DRF 400 450 2 1Engine https www forkliftpdfmanuals com ...
Page 86: ...UDRF01 04GB Maintenance manual DRF 400 450 2 2Transmission https www forkliftpdfmanuals com ...
Page 100: ...UDRF01 04GB Maintenance manual DRF 400 450 2 3Driveline axle https www forkliftpdfmanuals com ...
Page 106: ...UDRF01 04GB Maintenance manual DRF 400 450 2 4Brakes https www forkliftpdfmanuals com ...
Page 124: ...UDRF01 04GB Maintenance manual DRF 400 450 2 5Steering https www forkliftpdfmanuals com ...
Page 130: ...UDRF01 04GB Maintenance manual DRF 400 450 2 6Suspension https www forkliftpdfmanuals com ...
Page 150: ...UDRF01 04GB Maintenance manual DRF 400 450 2 7 Load handling https www forkliftpdfmanuals com ...
Page 320: ...UDRF01 04GB Maintenance manual DRF 400 450 2 D Error codes https www forkliftpdfmanuals com ...
Page 412: ...UDRF01 04GB Maintenance manual DRF 400 450 2 ESchematics https www forkliftpdfmanuals com ...