- 10 -
VT317
∗∗
-OMH0002-A
Remedy
Remedy
Remedy
Remedy
In addition, in the case of trouble, please send it back to the supplier for repair or replacement.
⑪
Lessen the oil supply amount to the degree that oil does not spout out of the exhaust port (R port).
⑫
Regulate voltage,so that the voltage at the time of the operation becomes specifications range.
No.
Remedy
①
Re-wire correctly.
②
Replace part.
③
Replace part or re-wire positively.
④
Replace valve.
⑦
Protect the valve so that water does not splash the coil. Replace valve
⑤
･
If wrong oil is used, completely air blow to remove oil, and replace valve. After valve is
replaced, use turbine oil class 1 (ISO VG32).
･
When a large quantity of drain is given and cannot carry out drain omission surely, install
either an auto-drain or a dryer.The valve should be replaced.
⑥
Check voltage. Replace valve
⑧
Replace worn spool. To remove foreign matter,air blow piping, then replace valve.
⑨
Repair or replace actuators.
⑩
Isolate the valve and re-tighten the bolts.
If no improvement is achieved in spite of the above countermeasure, inside of the valve may have some
abnomality. In this case, stop using the valve immediately.
If any of followings are carried out, inside of the valve may have some failure. In this case, stop using
the valve immediately.
①
Voltage out of rated voltage has been used.
②
Oil other than the specified one has been lubricated.
③
Lubrication has been stopped intermediately, or lubrication was suspended temporary.
④
Water splashed directely.
⑤
Strong impact was given.
⑥
Alien substance such as drain and particle got into. Drain or garbage invaded a valve.
⑦
Prohibited way of using the valve which is written at "Precautions" section in this operation manual
was carried out excluding above-mentioned.
