4
Installation Procedure
Maintenance
46/102 HS452, HS652 Rotary Vane Pumps User Manual / 87-900-978-01 (H)
Maintenance
Personnel responsible for pump operation and maintenance must be
well-trained and must be aware of the accident prevention rules.
WARNING!
Death may result from contact with high voltages. Always take extreme care
and observe the accident prevention regulations in force.
WARNING!
When machine is powered take care on account of moving parts and high
voltages.
WARNING!
If you have to perform maintenance on the pump after a considerable time in
operation, leave it to cool as temperature of the outer surface may be in
excess of 60 °C.
WARNING!
Always disconnect the power supply to the pump before starting maintenance
work. Place a special warning signs over the power supply breaker switch:
MACHINE UNDERGOING MAINTENANCE - DO NOT POWER ON. When
finished, remove the safety warning.
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