Nelson SC40A WS - User Manual

Questions and Answers

J
John MarquezSep 13, 2025
What to do if the water dispenser of the surfactant in Nelson SC40A WS Washer is faulty?
- E
  Eddie MendezSep 13, 2025
  If the water dispenser for the surfactant in your Nelson Washer is faulty, check if the small transparent suction tube is bent. Also, inspect the small suction tube for any holes and replace it if necessary. Ensure the small suction tube is properly tightened to the rubber seal, replacing it if needed. Check that the suction fitting of the dispenser is tightened properly. Finally, verify that the pressure in the system is sufficient.
R
Richard HayesSep 15, 2025
What to do if the regeneration cycle of Nelson SC40A WS does not start?
- P
  Paul HerreraSep 15, 2025
  If the regeneration cycle isn't starting on your Nelson Washer, check if there's water in the water system and the tap is open. Ensure the supply pipe isn't bent or squeezed. Remove and clean the solenoid valve filter if it's dirty. Replace the solenoid valve coil if it's interrupted. Remove and check the small piston of the solenoid valve. Check all connections on the coil electric circuit. Also, check the connection of the electronic board, and replace the board if necessary. Check the connection and if necessary replace the push-button or the switch. Check the connection and if necessary replace the switch. Replace the coil.
I
imaxwellNov 17, 2025
What to do if water keeps entering the Nelson SC40A WS Washer?
- J
  Julia LynchNov 18, 2025
  If water continuously enters the Nelson Washer, it might be due to several reasons. The solenoid valve could be dirty, requiring you to remove it and clean the membrane compensation cutout, replacing it if it's a sealed unit. Alternatively, the membrane might be torn, necessitating replacement. Also, the small piston might not be moving correctly, requiring you to check and potentially replace the solenoid valve. Other causes include a loose connection between the small tube and pressure switch (shorten the tube and re-insert it tightly), a pierced air trap or small tube (replace them), water in the pressure switch or air supply tube (remove and blow the water away, replace if needed), loss of pressure in the pressure switch (unload and reload the dishwasher), or a faulty pressure switch (...