Toro 41106-220000101, Руководство оператора

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71
MAINTENANCE
BOOM BYPASS VALVE:
REPLACE O-RING:
IMPORTANT: Before performing any
maintenance, make sure electrical power to
the Boom Control Valve is shut off and line
pressure is relieved.
1. Remove Hose Barbs from Distribution Valve
Assembly, and Rate Control Valve. Disconnect
Flowmeter, Boom Valve, and Rate Valve Cables.
2. Disassemble Control Valve Stack by loosening
the Nuts at the ends of the assembly. Pull the
rod out of the center of the Valve Assembly.
3. Remove Roll Pin securing the Boom Bypass
Valve to the Distribution Valve Assembly. See
FIG. 5)
4. Unscrew the Adjustment Knob. Replace
O-Ring.
5. Replace Adjustment Knob, Roll Pin, and Hose
Barbs.
PRESSURE DAMPENER (SEE FIG. 6):
1. Dampener operates most effectively with
0 psi precharge.
2. If fluid is present when Air Pressure is checked,
the Diaphragm has ruptured.
3. Diaphragm in Dampener can be changed by
removing the bolts holding the Dampener halves
together, replacing the Diaphragm, and
reassembling.
3
1
1796
4
2
FIG. 5
1. Roll Pin
2. Boom Bypass Valve
3. Distribution Valve Assembly
4. Adjustment Knob
1
1864
FIG. 6
1. Pressure Dampener
2. Bolts
6. Reassemble Control Valve Stack in opposite
sequence.
2
FIG. 7
1. Flowmeter
2. Indicator Light
1879
1
2