• Unplug the cabinet from main supply.
• Open electrical panel and see Layout A/B at the end of
this section to locate the motor speed controller.
• Add a jumper wire between the 2 cables going to speed
control (see Fig. 2.4, 2.5).
• Plug the cabinet to the main supply.
• If the fan operates properly, the speed controller is
defective and need to be replaced.
• If the fan does not operate, the problem is not with the
speed control. Proceed to next step.