8
9-1. Maintenance
Confirm the following check points once a day.
（１）
Is there a leakage at the connection section with vacuum pump?
（２）
Do you find oil vapor or oil leaking out of connection hoses or pipes and the
machine body?
（３）
Do you hear abnormal noise?
Please take action of 12. ‘Failure and Countermeasure’ if you find it abnormal.
9-2. Regular check up
Check
points
Detail
①
Element
The condition of increase in pressure and oil
contamination
②
Oil pressure pump The condition of sucking and draining
③
Housing
Defect, leak, crack, damage or etc. The condition of
deterioration of O ring and such components.
④
Connection hose
and joints
The deterioration condition. The condition of
contamination.
⑤
Every piping
Crack, loose, breakage. The condition of
contamination
⑥
Pressure gauge
A gauge pointer goes out of order.
We suggest that overhaul should be performed every two years for longer lifetime of our
product.
Please ask us or our dealers for overhauling for this product is assembled of
mechanical
ingenuity.
9-3. List of Consumables
Description No.
of
units
Element 1
Pump connection hose
2
O-ring (AS-238)
1
O-ring (G-100)
1
9-4 When to replace elements
①
Replace elements when the pressure of circular pump in the outlet side reaches to
0.3MPa or more during operation.
②
Replace elements when the quality becomes inferior due to deterioration of water
separation membrane affected by the particles excluded from the above.
※
The O-rings are used between
filter case and housing head.
