hecht 3130 - Pump Operation; Maintenance and Troubleshooting; Cleaning Procedures

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WARNING! For each new connect of the machine, in case of the water loss, or air
suction, the pump must always be filled with water.
WARNING! Never operate with the unit empty and do not run dry pumping. The
suction pipe must be always filled with water
• Remove the screw of the tank (A-6), including seals.
• Slowly pour clean water until the pump is filled.
• Fill suction pipe with water.
• Thread back the screw of water content, including seals.
• Open the pressure pipe (release the water tap or nozzle) to allow air to leak.
• Connect the machine to the electricity (see „Operation“).
• If water flows regularly, switch off the machine.
OPERATION
Pump and suction pipe must be connected and filled
FIRST USE
• Connect the plug to the electricity and turn the switch (A-3).
• The pump works
• Open the pressure pipe (release the water tap or nozzle).
• Make sure that the water flows!
WARNING! After close of the pressure pipes, the pump may run continuously
ONLY max. of 10 min., otherwise may arise damages of the pump, due to
overheating of water. If the pressure switch doesnt stop an engine to 10min. after
closing off the flow, turn off the pump switch. Next start of the pump is possible
only after detect and eliminanate defects.
CLEANING
Clean and maintain your machine regularly. This ensures its performance and long life.
WARNING! Adjustment, maintenance and repairs that are not described in this
manual, let only make by authorized service center. Use only original parts,
approved by producer.
WARNING! Before do any work, maintenance or any adjustments of machine,
unplug the power cord from the wall. There is risk of electric shock.
FILTR CLEANING
If the conveyed water is highly contaminated, clean the filter after each use. A
stopped-up filter will damage the pump!
• Unscrew filter housing (A) and take out filter cartridge.
• If needed, soak filter cartridge in warm water for a short while.
• Rinse filter cartridge with clear water; brush out stubborn dirt from inside using a soft brush.