WilTec 50588 Operation Manual Download Page 6

 

© by WilTec Wildanger Technik GmbH  

Item 50588 and others 

Page 6 

 

http://www.WilTec.de

 

http://www.aoyue.eu   

   

09 2021

-1

 

http://www.teichtip.de

 

 

Cleaning 

 
The heating oil pump must be cleaned only by using mild cleaning agents as well as a damp cloth and 
soapy water. Damage caused by inappropriate cleaning agents is not covered by warranty. 
 

Maintenance

 

 

 Attention! 

Before every maintenance work the pump must be switched off, pull out the plug from 

the power socket. 
 

 

The  pump  is  maintenance  free.  However,  for  a  long  operation  life,  we  recommend  regular 
checking and servicing. 

 

After long non-operation periods, check if the rotor turns properly. 

 

Troubleshooting 

 

Engine does not run 

Causes 

Solutions 

No supply power (voltage). 

Check voltage. 

Pump  impeller  blocked 

–  thermo controller  has 

is deactivated pump 

Disassemble and clean pump. 

Engine not running 

Consult a professional electrician. 

 

Pump does not suck in 

Cause 

Corrections of malfunctions 

Suction valve not inside the pumped medium 

Bring the suction valve in the pumped medium. 

Pump room without pump medium 

Fill in pump medium in suction nozzle. 

Air in suction line  

Check if suction line is well sealed. 

Suction valve untight 

Clean suction valve. 

Suction strainer/valve blocked 

Clean suction strainer. 

Max. suction lift exceeded 

Check suction lift. 

 

Insufficient flow rate 

Cause 

Corrections of malfunctions 

Suction lift too high 

Check suction lift. 

Suction strainer is dirty 

Clean suction strainer. 

Level of pumped medium drops rapidly 

Place suction valve more deeply. 

Pump  capacity  reduced  because  of  harmful 
substances 

Clean pump and replace wearing parts. 

 

Thermo switch shuts down pump 

Cause 

Corrections of malfunctions 

Engine  overloaded 

–  excessive  friction  through 

foreign particles 

Disassemble  and  clean  pump,  prevent  suction 
of foreign particles (filter). 

 

 Attention! 

The pump must not run dry. 

 

 

Summary of Contents for 50588

Page 1: ...ing on model Read and follow the operating instructions and safety information before using for the first time Technical changes reserved Due to further developments illustrations functioning steps and technical data can differ insignificant ly Updating the documentation If you have suggestions for improvement or have found any irregularities please contact us ...

Page 2: ... service wiltec info or use our contact form https www wiltec de contacts The most recent version of this manual in various languages can be found in our online shop via https www wiltec de docsearch Our postal address is WilTec Wildanger Technik GmbH Königsbenden 12 52249 Eschweiler Germany Do you wish to pick goods up Our pick up address is WilTec Wildanger Technik GmbH Königsbenden 28 52249 Esc...

Page 3: ...carried out only by an electrician The voltage indicated on the type plate of the device of 230 V AC has to correspond to the ex istent mains voltage Never lift carry or fix the device by using the power cable Make sure that the electrical plug connection is placed in a flood proof area and is protected from moisture Disconnect the mains plug before the maintenance work Avoid exposing the diesel p...

Page 4: ...s up if the engine is started The engine is protected against overloading or blocking by means of a built in motor protec tion In case of overheating the pump is turned off automatically due to the overheat protection and after its cooling the pump is automatically started Suction pipeline Connect a suction hose plastic hose minimum with spiral reinforcement directly or with a threaded fitting to ...

Page 5: ...th the diesel or heating oil at the pressure port During the suction process the shut off devices pump nozzle and valve in the pressure line must be completely open so that the air existing in the suction line can escape freely Depending on the suction lift and air volume in the suction line the first suction operation can take approx 0 5 min 5 min By longer suction times the medium to be pumped s...

Page 6: ...p Engine not running Consult a professional electrician Pump does not suck in Cause Corrections of malfunctions Suction valve not inside the pumped medium Bring the suction valve in the pumped medium Pump room without pump medium Fill in pump medium in suction nozzle Air in suction line Check if suction line is well sealed Suction valve untight Clean suction valve Suction strainer valve blocked Cl...

Page 7: ...ther European countries with a separate collection system for these appliances The logo on the article or on its packaging points out that this article must not be treated as normal house hold waste but must be disposed to a recycling collec tion point for electronic and electrical waste equip ment By contributing to the correct disposal of this article you protect the environment and the health o...

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