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Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H)

What you need

  1. Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Location of the Pressure Switch: step 1, image 1 of 1
    • Before carrying out any work on the product, check the plug is not connected to the mains.

    • Identification of the Pressure Switch

  2. Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Removing the Pressure Switch Protective Cover: step 2, image 1 of 2 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Removing the Pressure Switch Protective Cover: step 2, image 2 of 2
    • Using a flat screwdriver, unscrew the screw indicated by the arrow.

    • Remove the protective cover.

  3. Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Disassembly of the Pressure Switch: step 3, image 1 of 2 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Disassembly of the Pressure Switch: step 3, image 2 of 2
    • Unscrew the pressure switch connection nut using a 19 spanner.

  4. Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Disconnecting the Electric Motor: step 4, image 1 of 3 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Disconnecting the Electric Motor: step 4, image 2 of 3 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Disconnecting the Electric Motor: step 4, image 3 of 3
    • Unscrew the screw that holds the blue wire (neutral) using a Phillips screwdriver.

    • Then unscrew the screw that holds the brown wire (phase).

    • Unscrew the screw holding the yellow-green (grounding) wire.

  5. Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Removal of the Electric Motor Cable: step 5, image 1 of 3 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Removal of the Electric Motor Cable: step 5, image 2 of 3 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Removal of the Electric Motor Cable: step 5, image 3 of 3
    • Loosen the cable tie.

    • Next, remove all of the wires from the motor.

  6. Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Disconnect the Power Cord: step 6, image 1 of 3 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Disconnect the Power Cord: step 6, image 2 of 3 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Disconnect the Power Cord: step 6, image 3 of 3
    • Unscrew the screw that holds the blue (neutral) wire, using a Phillips screwdriver.

    • Then, unscrew the screw that holds the brown wire (phase).

    • Unscrew the screw that holds the yellow-green wire (grounding).

  7. Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Replace the Pressure Switch : Connecting the power cord: step 7, image 1 of 3 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Replace the Pressure Switch : Connecting the power cord: step 7, image 2 of 3 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Replace the Pressure Switch : Connecting the power cord: step 7, image 3 of 3
    • Insert the power cord into the pressure switch

    • Tighten the screw that holds the yellow-green (grounding) wire.

    • Tighten the screw that holds the blue wire (neutral)

    • Tighten the screw that holds the brown wire (phase)

    • Tighten the cable tie.

  8. Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Replacing the Pressure Switch: Motor Connection: step 8, image 1 of 3 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Replacing the Pressure Switch: Motor Connection: step 8, image 2 of 3 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Replacing the Pressure Switch: Motor Connection: step 8, image 3 of 3
    • Insert the motor power cable.

    • Tighten the screw that holds the yellow-green (grounding) wire.

    • Tighten the screw that holds the blue wire (neutral)

    • Revisser la vis qui maintient le fil marron (phase)

    • Tighten the cable tie.

  9. Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Connecting the Pressure Switch to the Tank: step 9, image 1 of 3 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Connecting the Pressure Switch to the Tank: step 9, image 2 of 3 Replacing the Pressure Switch of a Sterwins Booster Pump (900W, 19L, 3800 L/H), Connecting the Pressure Switch to the Tank: step 9, image 3 of 3
    • Position the pressure switch and screw it back in by hand. Then tighten it with the spanner size 19.

    • Mount the protective cover and retighten the fixing screw with the flat screwdriver.

Finish Line

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