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Motor and Pump Assembly Removal

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  1. Motor and Pump Assembly Removal, Safety precautions: crwdns2935265:01crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Motor and Pump Assembly Removal, Safety precautions: crwdns2935265:01crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Power off the machine at least one hour prior to starting repairs. Ensure the machine is completely cool to the touch.

    • Flip the power switch into the OFF position.

    • Unplug any extension cords from the included power cord.

  2. Motor and Pump Assembly Removal, Remove the upper shell: crwdns2935265:02crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Motor and Pump Assembly Removal, Remove the upper shell: crwdns2935265:02crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Use a 5/16 inch socket or Phillips screwdriver to remove the eight screws securing the upper shell, four on each side.

  3. Motor and Pump Assembly Removal: crwdns2935265:03crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:03crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Lift the upper shell straight up off of the machine to remove it.

  4. Motor and Pump Assembly Removal, Remove the right-side cover: crwdns2935265:04crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Use a 5/16 inch socket or Phillips screwdriver to remove the four bolts securing the right-side cover.

  5. Motor and Pump Assembly Removal: crwdns2935265:05crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:05crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:05crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Tilt the right-side cover down to access the PCB board.

    • Do not fully remove the right-side cover, it is still attached via the on/off switch.

    • During reassembly, ensure the display window is aligned with the LCD display before you press the cover into place.

  6. Motor and Pump Assembly Removal: crwdns2935265:06crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:06crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:06crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • There are two wires connecting the power switch to the main PCB assembly.

    • Use needle nose pliers to remove the wire with the blue connector.

    • Remove the wire with the clear connector.

    • Remove the right-side cover.

    • During reassembly, install the power switch wires back in their original locations with the blue wire above the clear wire.

  7. Motor and Pump Assembly Removal, Disconnect the ground wires: crwdns2935265:07crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Use a 5/16 inch socket or Phillips screwdriver to remove the screw securing the two green ground wires to the frame.

  8. Motor and Pump Assembly Removal, Disconnect the fuel line: crwdns2935265:08crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal, Disconnect the fuel line: crwdns2935265:08crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal, Disconnect the fuel line: crwdns2935265:08crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Use a pair of needle nose pliers to release the hose clamp from the fuel line.

    • Slide the hose clamp off of the nipple, about one inch down the fuel line.

  9. Motor and Pump Assembly Removal: crwdns2935265:09crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:09crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Pull to disconnect the fuel line from the motor and pump assembly.

  10. Motor and Pump Assembly Removal: crwdns2935265:010crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:010crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Use a pair of needle nose pliers to remove the fuel line hose clamp.

  11. Motor and Pump Assembly Removal, Disconnect the motor and pump assembly: crwdns2935265:011crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Motor and Pump Assembly Removal, Disconnect the motor and pump assembly: crwdns2935265:011crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Use a pair of needle nose pliers to disconnect the wires connecting the motor and pump assembly to the main PCB board:

    • One red cable labeled MOTOR 2 on the main PCB board

    • One orange cable labeled MOTOR 1 on the main PCB board

    • Pull the wires with the needle nose pliers by their connectors and not the wires themselves.

  12. Motor and Pump Assembly Removal: crwdns2935265:012crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:012crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:012crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Use a pair of flush cutters to cut the cable tie harnessing the wires running from the main PCB assembly.

    • Remove the cable tie.

    • During reassembly, install a new cable tie.

  13. Motor and Pump Assembly Removal: crwdns2935265:013crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:013crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Use a pair of flush cutters to cut the cable tie harnessing the orange, red, white, and black wires near the fuel line.

    • During reassembly, install a new cable tie.

  14. Motor and Pump Assembly Removal: crwdns2935265:014crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:014crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Use a pair of flush cutters to cut the cable tie harnessing the orange and red wires next to the motor.

    • During reassembly, install a new cable tie.

  15. Motor and Pump Assembly Removal, Detach the capacitor: crwdns2935265:015crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Use a Phillips screwdriver to remove the screw securing the capacitor band clamp.

  16. Motor and Pump Assembly Removal: crwdns2935265:016crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:016crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:016crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Remove the capacitor from the band clamp.

    • During reassembly, realign the foam padding between the capacitor and the band clamp.

  17. Motor and Pump Assembly Removal, Remove the motor and pump assembly: crwdns2935265:017crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal, Remove the motor and pump assembly: crwdns2935265:017crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal, Remove the motor and pump assembly: crwdns2935265:017crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Feed the orange and red wires out through the opening in the lower shell.

  18. Motor and Pump Assembly Removal: crwdns2935265:018crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
    • Use a 5/16 inch socket or Phillips screwdriver to remove the four bolts securing the left-side cover.

  19. Motor and Pump Assembly Removal: crwdns2935265:019crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:019crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:019crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
    • Remove the left-side cover.

  20. Motor and Pump Assembly Removal: crwdns2935265:020crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:020crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Use a 5/16 inch socket or Phillips screwdriver to remove the four screws securing the motor mount bracket, two on each side.

  21. Motor and Pump Assembly Removal: crwdns2935265:021crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Motor and Pump Assembly Removal: crwdns2935265:021crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
    • Lift the motor, pump, and bracket assembly straight up out of the machine.

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To reassemble your device, follow these instructions in reverse order.

Sam Omiotek

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