Wilo Padus MINI3 5M Series - Cleaning; Clean pump; Cleaning the pump interior

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12 Installation and operating instructions • Wilo-Padus MINI3 • Ed.01/2022-06
4. Rinse attachments such as the discharge pipe and pressure
hose with clean, running water.
5. Flush dirt residue on the floor into the sewage drain.
6. Allow the pump to dry out.
7. Clean plug or bare cable end with a damp cloth!
▶ Pump has been cleaned. Pack and store the pump.
8.2 Cleaning the pump interior
WARNING
Sharp edges on the impeller and suction port!
Sharp edges can form on the impeller and suction
port. There is a danger of cuts and similar injuries!
• Wear protective gloves!
Padus MINI3-M...
In the case of severe dirt and encrustations, remove the strainer on
the suction port and clean the strainer and impeller.
Fig.4: Padus MINI3-M – view from below
1. Place the pump on a firm surface in a horizontal position.
2. Secure the pump against slipping!
3. Remove the four fastening screws at the strainer.
4. Remove the strainer.
5. Rinse the strainer and impeller with clean, running water. Re-
move solids by hand.
6. Replace the strainer if it is damaged (spare part set: 3120222).
7. Insert the strainer.
8. Fully screw in the four fastening screws. Tightening torque:
6...7Nm (4.4...5.2ft·lb)!
NOTICE!Replace worn out screws!
▶ Clean strainer and impeller, finish cleaning work.
Padus MINI3-V...
In the case of severe dirt and encrustations, remove the lower part
of the pump housing and clean the pump interior.
Fig.5: Padus MINI3-V: View from below
1. Place the pump on a firm surface in a horizontal position.
2. Secure the pump against slipping!
3. Remove the six fastening screws at the housing.
4. Remove lower part of the pump housing. NOTICE!Do not
damage the flat gasket!
5. Rinse the pump interior and impeller with clean, running wa-
ter. Remove solids by hand.
6. Clean and check the flat gasket. Replace the flat gasket if it is
damaged (cracked, porous, squashed) (spare part set:
3120223).
7. Push the flat gasket on to upper part of pump housing.
8. Attach the lower part of the pump housing.
9. Fully screw in the six fastening screws. Tightening torque:
6...7Nm (4.4...5.2ft·lb)!
NOTICE!Replace worn out screws!
▶ Pump interior is cleaned and cleaning work finished.
9 Maintenance
• Wear protective equipment!
• Only perform the maintenance work described in these installa-
tion and operating instructions.
• Carry out maintenance work in a clean, dry and well-lit location.
• Use only original parts obtained from the manufacturer. The use
of any non-original parts releases the manufacturer from any li-
ability.
• Collect any leakage of fluid and operating fluid immediately.
• Dispose of the operating fluid at certified collection points.
9.1 Operating fluid
• Capacity: 210ml (7.1US.fl.oz)
• Interval for oil change: After 720 operating hours or 1x per year
• Oil types (ISOVGclass32):
– ELFOLNADS22
– Shell Turbo T 32