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Model C723

Troubleshooting

Electrical Troubleshooting Guide

Power Cord Plugged In/Power Switch in the

OFF Position

L1 power from the power cord connection travels

through the EMI filter to the 16 volt transformer. The

transformer supplies 16 VAC to terminals A and B

on the interface board.

The interface board sends 5 VDC to terminal J1 on

the universal board.

Power Switch in the ON Position

L1 power from the power cord connection is

supplied to the terminals marked L1 on the interface

board. To supply power to the L1 terminal on the

interface board, L1 travels through the following

switches: Power switch, beater motor overload

switch, compressor high limit switch, and 15A fuse.

Power Switch in the ON Position/Mode

Select: WASH

With L1 power supplied to the L1 terminal of the

interface board, power is supplied through pin 7 of

the J6 terminal, beater interlock relay, and to the

beater motor contactor coil.

Power Switch in the ON Position/Mode

Select: AUTO

Power is sent from the L1 terminal of the interface

board through the following pins on the J6 terminal:

7 for the beater motor contactor coil

1 for the compressor contactor coil

Power Switch in the ON Position/Mode

Select: AUTO/Draw Switch Activated

Power is sent from the L1 terminal on the interface

board through the following pins on the J6 terminal:

7 for the beater motor contactor coil

1 for the compressor contactor coil

At the completion of a draw, the beater motor and

compressor are cycled off by the personality board

amperage monitor.

Taylor C723 Service Manual

Other manuals for Taylor C723