Maintenance And Troubleshooting - Pentair DPC 150/7 Manual De Instrucciones

CHAPTER 7
Maintenance and troubleshooting (see fig. 2 pag. 91)
DANGER - ELECTRIC SHOCK RISK
Make sure the machine is disconnected from electric power supply, before perfor-
ming maintenance operation.
In ordinary conditions, Pentair DPC series electropumps do not require any maintenance. It may be
necessary to clean the hydraulics or replace the impeller.
CLEANING THE HYDRAULIC COMPONENTS
Disassemble the suction filter (Fig. 2 ref. A) by removing the screws provided (Fig. 2 ref. B)
Clean the impeller (Fig. 2 ref. C) and its chamber (Fig. 2 ref. D)
Reassemble the suction filter (Fig. 2 ref. A) by tightening the screws (Fig. 2 ref. B) and making sure
that the O-ring (Fig. 2 ref. E) is correctly positioned in its housing (Fig. 1 ref. E).
CLEANING THE FLOATING SWITCH.
Disassemble the suction filter (Fig. 2 ref. A) by removing the screws provided (Fig. 2 ref. B). Remove
the rubber stop (Fig. 2 ref. F) supporting the guide rod (Fig. 2 ref. G)
Remove the floating switch.
Clean the floating switch (Fig. 2 ref. H) and the related chamber (Fig. 2 ref. I).
Insert the floating switch in the guide rod (G) making sure it is inserted in the correct direction (tape-
red side pointing upwards).
Insert the rubber stop (Fig. 2 ref. F) on the side of the guide rod.
Reassemble the suction filter (Fig. 2 ref. A) by tightening the screws (Fig. 2 ref. B) and making sure
that the O-ring (Fig. 2 ref. E) is correctly positioned in its housing (Fig. 1 ref. E).
PUMP STORAGE INSTRUCTIONS
Store the pump in a dry place and protect it from frost.
Pentair Pumps S.p.A. declines all responsibility for damages originating from an incorrect cleaning. If
failures occur, please contact an authorised Service Center.
EN
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