Important Note; Cleaning The Impeller - EINHELL Royal SP 760 Bedienungsanleitung

Anleitung SP 760 27.01.2004 10:21 Uhr
GB
Important! Note! Important! Do not put down or
rest the pump onthe impeller!
G Remove the mains plug before all
3.
maintenance work.
G In the event that the pump is
often transported in the course of
operation, it should be
cleaned out with clear water after Setting the ON/OFF opera-
every use.
ting point
G In case of stationary installation,
the function of the loating switch
The ON and OFF operating point of
should be checked every 3
the float switch can be set by adju-
months.
G All fibrous particles which may
sting the float switch in its latching
holder.
have built-up inside the pump
housing should be removed with
Before you put the pump into opera-
a water jet.
tion, please check the following:
G Every 3 months the shaft
G The float switch must be installed
ground and as should be
so that the level of the ON opera-
cleaned from mud.
ting point and the level of the
G Remove deposits on the floater
OFF operating point can be rea-
with clear water.
ched easily and with little force.
To check this, place the pump in
a vessel filled with water, raise

Cleaning the impeller

the float switch carefully by hand
and then lower it again. As you
If excessive deposits collect in the
do so, note whether the pump
pump case you must dismantle
switches on and off.
the bottom part of the pump as
G Make sure that the distance bet-
follows:
ween the float switch head and
1. Remove the intake cage
the latching holder is not too
from the pump case.
small. Proper operation is not
2. Clean the impeller with clear
guaranteed if the gap is too small.
water.
Incidents – Causes – Remedies
Incidents Causes
Pumpe does not start – No mains supply
– Floater does not switch
No flow – Inlet sieve is clogged
– Pressure hose in bent
Pump does not switch off – Floater cannot sink down
Insufficient flow – Inlet sieve is clogged
– Reduced pumping capacity by
dirty and abrasive water
Pump switches of after short – Thermal cutout stops pumps
operating period due to dirty water
– Water too hot. Thermal-cutout
stops pump
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G When you set the float switch,
make sure that it does not touch
the base before the pump swit-
Assemble in reverse order
ches off. Caution! Risk of dry-run-
ning.
Remedies
– Check mains supply
– Bring floater in a higher
position
– Clean inlet sieve water jet
– Reset hose
– Place pump properly on shaft
ground
– Clean inlet sieve
– Clean pump and replace
worn-out parts
– Remove mains plug. Clean
pump and shaft
– Make sure that a water tem-
perature of max. 35°C is not
exceed