Operation
Precautions
• Never operate the pump without safety devices installed.
• Never operate the pump with the discharge valve closed.
• Make sure that all safety guards are in place and secure.
• Make sure you have a clear path of retreat.
• Never work alone.
• Beware of the risk of a sudden start if the product is used with an automatic level
control and/or internal contactor.
Distance to wet areas
Electrical Hazard:
Risk of electrical shock when pumping or mixing near a lake, jetties, beaches, ponds,
fountains, or similar. There must be a safety distance of at least 20 m (65 ft.) between the
person and the product if the person is in contact with the pumped or mixed liquid.
Electrical Hazard:
Risk of electrical shock. This pump has not been investigated for use in swimming pools. If
used in connection with swimming pools special safety regulations apply.
Noise level
NOTICE:
The noise level of the product is lower than 70 dB. However, the noise level of 70 dB may
be exceeded in some installations and at certain operating points on the performance
curve. Make sure that you understand the noise level requirements in the environment
where the pump is installed. Failure to do so may result in hearing loss or violation of local
laws.
Start the pump
WARNING:
•
If you need to work on the pump, make sure that it is isolated from the power supply and
cannot be energized.
• Make sure that the pump cannot roll or fall over and injure people or damage property.
• In some installations, the pump and the surrounding liquid may be hot. Bear in mind the
risk of burn injuries.
• Make sure nobody is close to the pump when it is started. The pump will jerk in the
opposite direction of the impeller rotation.
NOTICE:
Make sure that the rotation of the impeller is correct. For more information, see Check the
impeller rotation.
1. Check the oil level in the oil housing.
Operation
28 2125 Installation, Operation, and Maintenance Manual
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