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4 - 3
Pilot Relief Pressure
1. Prepare the machine
Put the operator levers into neutral, lower the gate lock
lever. Start the engine and place the machine on level
ground, lower and open the dipper and set the bucket on
the ground. Stop engine.
2.
Release the hydraulic oil tank pressure.
(See
Releasing
Tank Pressure
)
.
3.
Connect a 0-100 bar (0-1500 lb/in
2
) pressure gauge and
adaptor (see
A
) to the port marked P3 on the pump.
4.
Start the engine and confirm that the engine is at its
maximum no-load speed and it is in the
S
mode.
5.
Loosen the lock nut
B
of the Pilot Relief Valve.
6.
Adjust the adjusting screw
C
, to the correct pressure
39.6 ± 2.9 bar (583 ± 48 lb/in
2
)
7.
Hold the adjusting screw
C
in position and tighten the
lock nut
B
.
8. After locking, check the relief pressure again.
If it is not within the limits above, perform steps 4
onwards again.
9.
Stop the engine, release the tank pressure, then remove
the gauge and adaptor from the pump.
Section E
Hydraulics
9803/6400
Section E
4 - 3
Issue 1
Pressure Testing
A
P
3
C
B
Summary of Contents for JS 200 Series
Page 57: ...9 1 Section 3 Routine Maintenance 9803 6400 Section 3 9 1 Issue 2 Component Location Diagram...
Page 113: ......
Page 137: ...5 3 Section C Electrics 9803 6400 Section C 5 3 Issue 2 Pump Control FLOW CHART...
Page 201: ...10 7 Section C Electrics 9803 6400 Section C 10 7 Issue 1 CAPs II Diagnostic system K C...
Page 215: ...Section E Section E Hydraulics 9803 6400 Issue 2 3 2 3 2 Schematics...
Page 217: ...Section E Section E 9803 6400 Issue 2 3 3 3 3 Hydraulics Schematics...
Page 218: ...3 5 Section E Hydraulics 9803 6400 Section E 3 5 Issue 1 Schematics Shuttle Block JS200 JS240...
Page 232: ...10 1 Section E Hydraulics 9803 6400 Section E 10 1 Issue 1 Hydraulic Pump JS200 JS240...
Page 233: ...10 2 Section E Hydraulics 9803 6400 Section E 10 2 Issue 1 Hydraulic Pump JS200 JS240...
Page 234: ...10 3 Section E Hydraulics 9803 6400 Section E 10 3 Issue 1 Hydraulic Pump JS200 JS240...
Page 263: ...30 2 Section E Hydraulics 9803 6400 Section E 30 2 Issue 1 Control Valve JS200 JS240...
Page 264: ...30 3 Section E Hydraulics 9803 6400 Section E 30 3 Issue 1 Control Valve JS200 JS240...
Page 265: ...30 4 Section E Hydraulics 9803 6400 Section E 30 4 Issue 1 Control Valve JS200 JS240...
Page 266: ...30 5 Section E Hydraulics 9803 6400 Section E 30 5 Issue 1 Control Valve JS200 JS240...
Page 267: ...30 6 Section E Hydraulics 9803 6400 Section E 30 6 Issue 1 Control Valve JS200 JS240...
Page 268: ...30 7 Section E Hydraulics 9803 6400 Section E 30 7 Issue 1 Control Valve JS200 JS240...
Page 327: ...51 12 Section E Hydraulics 9803 6400 Section E 51 12 Issue 1 Solenoid Valve 8 spool...
Page 328: ...55 1 Schematic Section E Hydraulics 9803 6400 Section E 55 1 Issue 1 Shuttle Valve...
Page 330: ...55 3 Schematic Section E Hydraulics 9803 6400 Section E 55 3 Issue 1 Cushion Valves...
Page 481: ...7 15 Section F Transmission 9803 6400 Section F 7 15 Issue 2 Motor...
Page 482: ...7 16 Section F Transmission 9803 6400 Section F 7 16 Issue 1 Motor...