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11-2 Inspection during operation (Daily inspection)
Check the level of liquid tank and, if it is insufficient, supplement the liquid. Specially, be careful in
the process which handle the chemical solution or required Air-Free circumstance.
Check if liquid or air is leaked out the Joint or other parts. If necessary, fasten it again.
If leakage doesn’t stop, check O-ring and/or Packing of each parts and replace the damaged
O-ring and/or Packing with new one.
Check if noise sounds from the motor or pump.
Check if the oil in the driving part is sufficient or leaky. If insufficient, refill the oil up to regulated
level of the oil level gauge.
Check if there is no problem in the setting discharge rate & discharge pressure.
Check if the pressure gauge is normal.
If there is a standby pump, operate it periodically. Maintain it so that it can work whenever.
11-3 Long-term stop
Wash inside Pump Head of suction side and flush water or cleansing solution through Pump Head
for about 30 minutes.
Put the cover on the pump to protect the pump from dust and/or corrosion.
Check foreign substances lay on the Check Valve before restarting the pump.
11-4 Other Maintenance
When diluted liquid is used at freezing place in the winter, install heat tracing and humidifier to
prevent the pump from freezing because it causes the damage of the pump & other devices with
freezing on the liquid end part of pump and inside piping.
Clean the inside of tank and joint every 3 months at least.
11-5 Supplement of oil
Change of oil in the driving part
①
Changing interval
Change oil after 500 hours when initial operation after buying it, and thereafter, change oil
every 4,000 hours of continuous operation. However, when emulsification or deterioration of
the oil occurs, change the oil immediately.
②
Changing method
•
Turn the dial to 0%, loosen the (square)
plug with spanner, and drain the used oil.
Next, clean the inside with flushing oil.
•
After fastening the plug, refill new oil
slowly through the oil inlet(Oil Cap) up to
the regulated level(Red points) of the oil
level cap
MODEL
PDS-5,10
Suitable oil amount
950 mL
③
Recommended oil
•
Shell’s Omala #220 (※)
•
Mobile’s Gear oil #630
•
Other gear oil with the viscosity grade of
ISO VG220, SAE90
Note) (※) means the oil used by us.
Oil cap
Oil Level
cap
Drain
Plug