Important: Should the pump be out of operation for a longer period of time, the pipeline and the pump shell must be
unconditionally emptied.
Troubleshooting
CAUTION: FIRST OF ALL CHECK ALWAYS THE FUSES AGAINST OVERLOADING!
Failure
Cause
How to remove the failure
Engine cannot be
started.
No nework voltage.
Pump wheeel is blocked.
Check the voltage.
Turn the engine shaft with screwdriver through the fan
cover (to release friction circles sealing that may be
stuck together)
The pump does not
suck
Missing, untight or blocked foot valve
Foot valve is not in water.
No water in the pump shell.
Too high suction height.
Air bubbles in suction pipeline.
Connections not sealed, the pump sucks the air,
the pump is not bleeded.
Assembly or clean the foot valve.
Immerse the foot valve into water.
Fill the pump shell with water.
Check the suction height.
Check the tighting of suction pipeline.
Carefully repeat connection according to chapter
„Putting into Operation“!
Insufficient quantity of
water to be repumped.
Too high suction height.
Foot valve suction basked dirty
Water level drops quickly.
Check the suction height.
Clean tne suction basket.
Locate the foot valve lower.
Clean the pump and replace worn parts.
Thermoswitch
switches the pump off.
Pump if overheated and switched off by the
thermal overloading protection.
Electric power missing.
Impurity particles (e.g. pebbles) have settled
down in the suction hole.
Let the device getting cool!
Disassamble and clean the pump, prevent suction of
foreign substances.
Inspection and Maintenance
With the exception of the below described cases, the pump shall be repaired in customer´s service.
Check the air pressure in the filling valve vessel (under the black lid) regularly (every 3 months) by means of a separate device for
pumping the tyres with manometer, as described below.
Pull out the network plug.
Open the appliance, watermain tap etc.
Modify the air pressure with separate device for pumping the tyres to 1,5 ± 0,3 bar.
Safety Instructions for Inspection and Maintenance
Before any maintenance works the connection with electric network shall be interrupted (by pulling the plug out of the socket) and
checked if the pump is not being put into operation.
Only device on which the maintenance is performed regularly and that is properly cared for can be good helper. Defaults in
maintenance and care for device can cause unpredictable accidents and injuries.
Plan of Inspection and Maintenance
Time interval
Description
Further details, if any
3 months
Check the air pressure in the vessel
1,5 ± 0,3 bar
According to the need
and the contamination
level
Clean the foot valve.
Check the foot valve function
(D)
16
Summary of Contents for HWW 1200 Tief
Page 2: ...B B A B E B 2 ...
Page 3: ...C D E F G 3 ...
Page 4: ...E B B H E B B B 4 ...
Page 5: ...K 5 ...
