National Vacuum Equipment WPT 480/P Owner's Manual And Operating Instructions - Maintenance
WPT Series | 19
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replacing vanes. It’s good to always keep a spare set of
vanes on hand for emergencies.
Maintenance
•
Oil should be supplied to pump at a rate of 1 drop
every 2 seconds.
•
Average usage of oil is approximately 1-2 qts. per
40 hours, depending on operation.
•
Normal vane life is approximately 2000 hours;
however, this will vary greatly with temperature,
material being pumped, and proper maintenance.
Occasionally, liquid and dirt may enter the pump,
causing vanes to stick in the rotor slots, along with
excessive vane and housing wear. When this
occurs, you must clean the inside of the pump.
Determining the rotation of the pump
As one faces the drive end of the pump:
•
If the oiler is on the right, the pump shaft turns
clockwise.