Service Manual User Manual

Hydraulic System
8-6
3614RS, 4017RS
8.6 HYDRAULIC SCHEMATICS
8.6.1 3614RS
A B C D E F G H
1
2
3
4
5
6
7
8
G H E F C D A B
8
7
6
5
4
3
2
1
RESERVOIR
FILL VOLUME: 105L
APPROXIMATE SYSTEM VOLUME: 180L
S P
T
LS
R
LD
T
P
L
T1
LS1
P1
V
1
L/MIN
L
T
P
T2
LS
LIFT CYLINDER
BORE: 150
ROD: 90
STROKE: 1292
CLOSED CENTRES: 1698
CBV RATIO: 4:1
CBV SETTING: 320 BAR
RETRACT/EXTEND
CYLINDER
BORE: 85
ROD: 65
STROKE: 3750
CLOSED CENTRES: 4472
CBV RATIO: 4:1
CBV SETTING: 320 BAR
TILT CYLINDER
BORE: 120
ROD: 80
STROKE: 368
CLOSED CENTRES: 734
CBV RATIO: 3:1
CBV SETTING: 320 BAR
MALE AUXILIARY COUPLING
FEMALE AUXILIARY
COUPLING
270
BAR
14
BAR
35 BAR
280
BAR
280
BAR
240
BAR
240
BAR
MAIN CONTROL VALVE
WHEN MOUNTED ON THE MACHINE THE 'B' (RETRACT) SERVICE PORTS AND ELECTRICALCONNECTIONS ARE UPPERMOST
FRAME LEVEL AND STABILIZERS VALVE
(LEFT) STABILIZER CYLINDER
BORE: 125
ROD: 55
STROKE: 400
CLOSED CENTRES: 710
STEERING ORBITAL
DISPLACEMENT 200CC/REV
IMPLEMENT PUMP
DISPLACEMENT: 43.98CC/REV
RETURN FILTER
5µ BETA RATIO: 1000
BYPASS OPENS AT: 3.5 BAR
BLOCKAGE INDICATED AT 2.5 BAR
CF
EF
P
T
A
B
CRAB
4WS
180
BAR
240
BAR
240
BAR
COMP' CYLINDER
BORE: 75MM
ROD: 50MM
REAR AXLE
STEERING STROKE: 208MM
ANNULUS AREA: 47.7CM²
BRAKE VOL (AT 50 BAR): 8.3CC
FRONT AXLE
STEERING STROKE: 208MM
ANNULUS AREA: 47.7CM²
BRAKE VOL (AT 50 BAR): 10.4CC
AIR FILTER
MEDIA: 3µ
COOLER BYPASS
CRACKING PRESSURE: 4 BAR
A1
B1
A2
B2
A3
B3
A4
B4
4
BAR
PUMP PTO RATIO TO ENGINE 1.03:1
DIRECTION OF ROTATION: CLOCKWISE
ENGINE LOW IDLE (UNLOADED): 950 RPM
ENGINE HIGH IDLE (UNLOADED): 2300 RPM
BOOM AUXILIARIES (OPTION)
COUPLER TILT
BOOM EXTEND/RETRACT
BOOM RAISE/LOWER
FRAME LEVELLING
CYLINDER
BORE: 95
ROD: 50
STROKE: 168
CLOSED CENTRES: 440
(RIGHT) STABILIZER CYLINDER
BORE: 125
ROD: 55
STROKE: 400
CLOSED CENTRES: 710
CONTAMINATION TEST POINT
NOMINAL STEER SYSTEM
STANDBY PRESSURE: 7 BAR
0.75MM
0.5MM 1.3MM
V2
V1
T2
T1
T1 T2
V1 V2
V1 V2
V2
V1
T2
T1
280 BAR
P
B1
S
R1
SERVICE BRAKE
MASTER CYLINDER &
FOOT PEDAL ASSEMBLY
TOTAL DISPLACEMENT: 27.5 TO
49CC
P
L
V1
V2
V1
V2
COOLING CAPACITY APPROX 270W AT LOW IDLE ADDITIONAL 10W PER 100 RPM
2 MM
MZ7750C