193
FR
ES
PT
IT
EL
PL
RU
KZ
UA
RO
EN
Problems Probable causes Solutions
required
The Pump fails to
Start up
There is no electric current
Ensure that the electric current
is on
-
Pump shaft blocked.
Using a screwdriver, turn the
pump fan slightly to
unblock it (illustration 4.6).
Pump does not
suck water
Suction hose is not in water Immerse suction hose in water
-
Pump head not filled with
water
Fill with water (as explained
on the chapter "priming the
pump")
Air in the suction hose
Make sure the suction hose is
well sealed
Check valve dirty or leaks Clean or replace the check valve
Strainer dirty or blocked Clean the strainer
Max. suction height
exceeded
Check suction height
Inadequate
delivery rate
Suction height too high Check suction height
-
Suction kit is dirty Clean the suction kit
Pre Filter is dirty Clean the filter
Water level falling rapidly
"Immerse intake valve deeper
and make
sure intake line well sealed."
Hose diameter and/or hose
length are not suitable with
the installation
"Use a larger hose diameter or a
shorter hose length"
The discharge head is too
high or there are too many
connected devices
Adjust the discharge head
and the connected devices
regarding the capacity of the
pump (please refer to technical
datasheet)
The pump stops
during operation
(Thermostat
switched pump
o
)
"A solid body is blocking the
impeller"
"Connect discharge line to
water line,
disconnect suction hose, open
the water
line. Switch on the pump for
several times
for approx. 2 sec."
Water is too hot.
"Ensure water temperature
does not
exceed 35°C."
Pump running dry Immerse suction hose in water
20
FR
ES
PT
IT
EL
PL
RU
KZ
UA
RO
EN
POS PART NUMBER DESCRIPTION NUM
51 10004878 Cord clip 1
52 10001543 Screw 2
53 10018478 Capacitor 1
54 10005990 O-sealing ring 1
55 40006041 Capacitor clip 1
56 10001455 Flat Washer 1
57 10001480 Screw 1
58 10022576 O-sealing ring 1
59 40038700 Terminal cover 1
60 10001610 Screw 4
61 10001227 Switch 1
62 10001127 Insert spring 4
63 10002563 Jacket 4
64 10001695 Cable 1
65 40005290 Nut the box cover 1
66 40005385 Seal washer 1
67 10001042 Seal sheath 1
68 40016154 Adapter 1
69 40016152 Cap 1
70 10009238 Washer 1
71 40016151 Adapter 1
72 10009237 Washer 1
73 10020866 Electromagnetic switch 1
8.4 TROUBLESHOOTING
product and keep other person away.
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