VERDER JEC JRZW Series, Operation And Maintenance Manual

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7
SAFETY
DO’S & DON’TS
DO read and understand these instructions before installing or using the pump.
DO use JEC spare parts when replacing a component of the pump.
DO NOT service the pump while it is running.
DO NOT place the pump in an application where the service ratings are exceed.
DO NOT modify the pump. Modifying the pump creates unsafe conditions and voids all
warranties.
SAFETY PRECAUTIONS WHEN INSTALLING PUMP
DO use an authorized electrician when connecting the pump.
DO observe the mechanical limits of the pump (refer to the pump performance sheet).
DO install a throttling valve in the discharge line.
DO NOT install a throttling valve in the suction line.
SAFETY PRECAUTIONS WHEN OPERATING PUMP
Do only qualified personnel should operate this pump.
DO NOT start the pump until all personnel are clear.
DO NOT touch the pump or the lines when pumping hot fluids or when performing Clean In
Place (CIP) procedures.
DO NOT run the pump with BOTH the suction inlet and discharge outlet blocked. Running
the pump with the inlet the blocked will cause serious damage to the pump.
DO NOT check pump rotation with liquid in the pump.
DO NOT run the pump with the front cover removed. The rotors and rotor case could be
damaged or may cause severe injury.
DO NOT operate the pump with removed the safety guard or shroud.
SAFATY PRECAUTIONS WHEN SERVICING PUMP
DO ensure the pump is cool to touch before performing service.
DO relieve all pressure and drain all fluids from pump and connected piping before
performing service.
DO ENSURE POWER TO THE UNIT HAS BEEN UNPLUGGED PRIOR TO
PERFORMING ANY PUMP MAINTENANCE OR CLEANING.
DO exercise caution and wear protective clothing when using lye or acid for cleaning.