Tools Required: Phillip's head screwdriver, flat-head screwdriver, hot water, pliers (optional).


  • With the battery taken out of your sprayer, take your screwdriver, unscrew the cover plate and set aside.
  • Unscrew the strain relief fitting.
  • Taking your fingers
  • Locate the hose clamp by the pump and taking the flat-head screwdriver, loosen the hose clamp.
  • Gently pry the end of the hose off of the pump connection.
  • Using your fingers or pliers, disconnect the circuit board connections from the dial. The connections should come off easily when squeezing the translucent clips at the connection.
  • Slide the hose through the new cover plate with the replacement pressure dial and slide the hose clamp onto the hose.
  • Dip the end of the hose into hot water for 5-15 seconds to allow the hose to expand.
  • Bring the end of the hose to the pump connection and slip it on. Slide the hose clamp down until it's over the hose and pump connection. Tighten with the flat-head screwdriver until the clamp is secure.
  • Tighten the strain relief fitting.
  • Bring the circuit board connections to the replacement pressure dial and clip in place.
  • Place a battery in the battery slot and turn the sprayer on. Ensure the sprayer operates on all pressure settings by twisting the pressure dial.
  • If the sprayer is functional, replace the cover plate and secure with screws.