GB
- 18 -
11. Troubleshooting guide
 Faults  Cause  Remedy
 The  equipment 
does not start
-   Power supply not connected
-   Floating switch does trigger
-   Check power supply
-   Raise position of fl oating switch
 The  equipment 
does not pump
-   Intake sieve clogged
-   Discharge hose kinked
-   Clean intake sieve with water jet
-   Unkink the hose
 The  equipment 
does not cut out
-   Floating switch cannot sink -   Place equipment correctly on shaft 
bottom
 Insuffi  cient pumping 
rate
-   Intake sieve clogged
-   Performance reduced due to heavi-
ly contaminated and abrasive water 
impurities
-   Clean intake sieve
-   Clean equipment and replace wear 
parts
 The equipment swit-
ches off  after briefl y 
running
-   Motor circuit-breaker switches the 
equipment off  due to excessive wa-
ter contamination
-   Water temperature too high; motor 
circuit-breaker switches the equip-
ment off 
-   Unplug power plug and clean 
equipment and shaft
-   Ensure that maximum permissible 
water temperature (35 °C) is not 
exceeded
Anl_GH_DP_7835_SPK1.indb   18Anl_GH_DP_7835_SPK1.indb   18 29.07.14   11:5429.07.14   11:54