Clean And Disinfect - Wilo HC 20.1 + EMU FA Serie Manual De Instrucciones

8.4.3 Stationary dry well installation
8.4.4

Clean and disinfect

Installation and operating instructions Wilo Motor HC 20.1 + EMU FA, Rexa SUPRA, Rexa SOLID
Shut-down/dismantling
5. Lift the pump from the operating space. CAUTION! The power supply cable may
be squeezed and damaged when setting the pump down! Pay attention to the
power supply cable when setting the pump down!
6. Clean the pump thoroughly (see point "Cleaning and disinfecting"). DANGER! Dis-
infect the pump when used in fluids hazardous to health!
‡
Pump is taken out of operation.
‡
Gate valves on the inlet and pressure side closed.
1. Disconnect the pump from the mains.
2. Roll up the power supply cable and attach to the motor.CAUTION! Do not damage
the power supply cable when attaching! Look out for crushing and cable break-
age.
3. Loosen the pipe system form the suction and discharge port. DANGER! Fluids haz-
ardous to health! Residues from the pumped fluid may still be present in the
piping and hydraulics! Place collector tank, immediately wipe up drips and dis-
pose of fluids properly.
4. Attach the lifting equipment to the attachment point.
5. Loosen the pump from the foundation.
6. Lift the pump slowly out of the pipework and place on a suitable set-down loca-
tion. CAUTION! The power supply cable may be squeezed and damaged when
setting the pump down! Pay attention to the power supply cable when setting
the pump down!
7. Clean pump thoroughly (see point "Cleaning and disinfecting"). DANGER! Disin-
fect the pump when used in fluids hazardous to health!
DANGER
Danger due to fluids hazardous to health!
Danger to life if the pump is used in fluids hazardous to health! Decontaminate the
pump before carrying out any further work! Wear the following protective equip-
ment while performing cleaning tasks:
• Closed safety goggles
• Breathing mask
• Protective gloves
⇒ The equipment listed here is the minimum requirement, observe the spe-
cifications of the work regulations! The operator must make sure that the
personnel have received and read the work regulations!
‡
Pump is dismantled.
‡
Contaminated cleaning water is disposed of in the sewer in accordance with local
regulations.
‡
A disinfectant is provided for contaminated pumps.
1. Attach the lifting equipment to the attachment point of the pump.
2. Lift the pump approximately 30 cm (10 in) above the ground.
3. Spray the pump with clear water from top to bottom. NOTICE! An appropriate dis-
infectant must be used for contaminated pumps! Strictly observe the manufac-
turer's specifications concerning use!
4. To clean the impeller and the pump interior, guide the water jet inside via the pres-
sure port.
5. Flush all dirt residue onto the floor of the channel.
6. Allow the pump to dry out.
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