Maytag 111405-1 Service Manual download pdf (Page 39)

39 16021730 Rev. 0

Check for line voltage inputs and outputs per label on top of the power supply.

1. LINE INPUT

 With main power switch ON check for line input on input terminal.

2. DC OUTPUT

 Check for +12VDC and +26VDC output on output terminal.

 Check for +12VDC on main control terminals JP11-3,2

 Check for +26VDC on main control terminals JP11-3,1

 If voltage is Pulsing in a repetitious manner there is probably an overload condition on the output side

of the power supply.

Remove JP7

If Pulsing persists test JP7 harness for short circuits (JP7-15, & JP7-15,16)

If Pulsing stops remove JP11.

If Pulsing persusts replace power supply.

If Pulsing stops replace main control.

POWER SUPPLY DIAGNOSTICS

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Maytag 111405-1 Service Manual Page 39