ROTHENBERGER ROSOLAR PUMP/ROSOLAR PUMP PLUS - Manual (Page 19)

ENGLISH 15
The lateral discs and O-rings must lie precisely in the recesses to ensure that the O-rings
are not pinched.
5 Troubleshooting
Symptom Possible Reason Solution
Pump does not start Impeller blocked Fill pump with the medium to
be pumped
Impeller clogged up or
macerated Use an impeller appropriate
to the medium
Motor defective Have motor checked by
specialist personnel and
have repaired if necessary
Pump does not take in liquid Intake line is not leaktight Seal connection or line
Impeller worn or damaged Replace impeller
Suction line or foot valve is
blocked Clean suction line or foot
valve
Pressure line closed or
blocked Open fittings on the pres-
sure side or clean pressure
line
Ball valve at the tank outlet
closed or tank empty Open ball valve or fill tank
Pump does not build up
pressure Impeller or lateral discs are
worn Replace impeller or lateral
discs
Filter clogged Clean filter (see chapter
care and maintenance)
Ball valve at the tank outlet
closed Open ball valve
Liquid escapes from the
pump Shaft gasket or O-ring is
missing or defective Check whether part is in
place and insert or replace
defective component
6 Accessories
Accessory Name ROTHENBERGER Part Number
ROSOLAR PUMP ROSOLAR PUMP PLUS
Replacement container No. 1500001191 No. 1500001191
Hose set compl. No. 1500001190 No. 1500001190
Pressure line filter No. 61453 No. 61453
Impeller No. 1500001195 No. 1500001211
O-Ring No. 1500001197 No. 1500001210
Motor pump No. 1500001193 No. 1500001221
Filter bag package, 10 pieces No. 1500001236 No. 1500001236
Return run cap for filter bag No. 1500001235 No. 1500001235