Cause

The Inverter PCB is not working properly.

Solution

Replace the Inverter PCB board.

DETAILS BELOW:

The Inverter PCB drives the Stator

Tools needed… a stubby (short) Phillips Screwdriver, or a Ratcheting Right Angle Multi-Bit Screwdriver. Cut resistant gloves.

Location

The Inverter PCB is in the bottom at the rear of the unit.

Access the rear of the unit and remove the rear cover (4 screws).

Remove the assembly.

There will be three connectors that will need to be removed.

The Inverter PCB will be mounted to the base on the bottom of the unit and attached to these two standoffs.

2 Responses

  1. We have replaced Inverter PCB, to resolve the issue. But problem valance back in few days.
    Please let us know any more thoughts.

    1. The inverter PCB powers the Stator. Ohm the stator to make sure it is not taking out the Inverter PCB. Check harnesses between inverter PCB and Stator, also between inverter PCB and Main PCB. If stator and harnesses are ok then replace Main PCB and Inverter PCB together at the same time.

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