Remedy Of Faults; Maintenance And Cleaning; Protective Measures; Wear Parts - Pontec PondoVario 750 Notice D'emploi

- EN -

Remedy of faults

Malfunction
The unit is not operating
Insufficient delivery rate
Unit switches off after a short running period

Maintenance and cleaning

A T T E N T I O N ! Dangerous electrical voltage.
Possible consequences: Death or severe injury.

Protective measures:

• Electrical units and installations with a rated voltage of U > 12 V AC or U >30 V DC located in the water:
Isolate the units and installations (switch off and disconnect from the power supply) before reaching into the
water.
• Isolate the unit before starting any work.
• Secure the unit to prevent unintentional switching on.
Recommendation regarding cleaning:
• Clean the unit as required but at least twice a year.
• When cleaning the pump, pay particular attention to the cleaning of the impeller unit and pump housing.
• Do not use aggressive cleaning agents or chemical solutions as they could attack the housing or impair the function
of the unit.
• Recommended cleaning agent for removing stubborn limescale deposits:
– Vinegar- and chlorine-free household cleaning agent.
• After cleaning, thoroughly rinse all parts in clean water.
Cleaning the pump
How to proceed:
 G
Unscrew the transition piece (with telescopic extension or stepped hose adapter) from the pump.
Actuate the engagement hooks on the filter housing and open the filter housing.
Unscrew the pump housing by turning counter-clockwise and remove (bayonet closing mechanism).
Pull out the impeller unit (magnetic resistance).
Rinse all parts.
Reassemble the unit in the reverse order.

Wear parts

• Impeller unit
14
Cause
No mains voltage
Impeller blocked
Strainer casing clogged
Excessive pressure losses in the hoses
Water temperature too high
Remedy
Check mains voltage
Clean impeller
Clean strainer casing
Reduce hose length and connecting parts to a
minimum, route hoses as straight as possible
Note maximum water temperature of +35 °C