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VFR6000-OMA0001-B
REMEDY
(5)
Replace valve.
(9)
Check voltage. Replace pilot valve assem bly.
(6)
Replace pilot valve assem bly.
(7)
Adjust pressure so that pilot pressure will fall within operating pressure range during opretation.
(8)
-If worng oil used, com pletely air blow to rem ove oil and replace valve. After valve is replaced,
use turbine oil class 1 (ISO VG32).
No.
Remedy
(2)
Re-wire correctly.
(1)
Regulate voltage, so that the voltage at the tim e of the operationbecom es specifications range.
(3)
Replace part.
(4)
Replace part or re-wire positively.
-W hen a large quantity of drain is given and cannot carry out drain om ission surely, install
either an auto-drain or a dryer. The valve should be replaced.
(14)
Lessen the oil supply am ount to the degree that oill does not spout out of the exhaust port
[3(EB), 5(EA), PE port]. *In the case of N.O. specification, 1(P) port.
(10)
Protect the valve so that water does not splash the coil. Replace pilot valve assem bly.
(11)
To rem ove foreign m atter, clean the pipe by air blow. Replace valve.
(12)
Repair or replace actuators.
Isolate the valve and re-tighten the bolts.
(13)
If no im provem ent is achieced in spite of the above counterm easure, inside of the valve m ay have som e
abnom ality. In this case, stop using the balbe im m ediately
If any of followings are carried out, inside of the valve m ay have som e failure. In this case, stop usig the
valve im m ediately
(15)
Supply specified pressure to X port.
(Single solenoid, 3 position: 0.2 to 0.9 MPa, Double solenoid: 0.1 to 0.9 MPa)
W ater splashed directely.
4.
Strong im pact was given.
Voltage out of rated voltage has been used.
1.
Oil other than specified one has been lubricated.
2.
5.
Lubrication has been stopped interm ediately, or lubrication was suspended tem porary.
3.
In addition, in the case of trouble, please send it back to the supplier for repair or replacem ent.
Alien substance such as drain and particle got into. Drainor garbage invaded a valve.
6.
Prohibitted way of using the balbe which is written at "Precautions" section in this operation m anual
was carride out excluding above -m entioned.
7.
