Detergent Pump Compression Tube Change

0. 

Choosing the correct compression tube

Low-flow pumps

• To be replaced every 6 months
• Use the 6mm BrightChem tube with red barbed connectors

Note: check carefully to make sure the connectors are barbed and not smooth.

High-flow pumps

• To be replaced every 12 months
• Use 10mm BrightChem tubes with white barbed connectors

1.

Remove detergent tubes

• Cut away the clear detergent tubes connected to the detergent pump’s connectors. 

2.

Remove pump cover

• Unclip both white tabs on the side of the pump and slide the pump cover out. 

3. 

Remove old compression tube 

Note: Gloves are advised for this section due to handling the silicone grease.

• Unclip both tube connectors from the pump frame

• Using your thumb or finger, push one connector back up into the pump

• Repeat with the other connector
• Pull the tube out from the pump and discard

4. 

Install new compression tube

Note: Gloves are advised for this section due to handling the silicone grease.

• Cut the top off the silicone grease

• Wipe out the old grease from inside the motor cover and pump wheels and apply new grease 

• Apply grease to the compression tube and use a finger to smooth it over its entire rubber surface
  
  

• Feed one end of the compression tube into the pump and clip the connector into the frame
  
  

• Bend the compression tube over and feed into the other side of the pump

• Use the motor cover to push the tube down into place
  
  

• Clip the compression tube’s last connector into the frame
  
  

• Clip both of the pump cover’s white tabs into the frame
  
  

• Use an old cloth to wipe off the excess silicone grease

Note: silicone grease is hydrophobic and will be difficult to wash away with water. To clean your hands, remove the majority of grease with a dry cloth and then rigorously  use soap and water to remove the rest

5. 

Re-attach the detergent tubes

• Push the ends of the detergent tubes back onto the compression tube’s connectors, ensuring the in and out tubes are connected to the correct side of the pump

• Secure the tubes in place with a cable tie

5. 

Prime the pumps