Heat Controller DMC24CA-1 Trouble 5 When Vertical Louver does not operate, Troubleshooting Guide

Troubleshooting Guide

Trouble 5 When Vertical Louver does not operate

•Confirm that the Vertical Louver is normally geared with the shaft of Stepping Motor.

•If the regular torque is detected when rotating the Vertical Louver with hands Normal

•Check the connecting condition of CN-U/D Connector

•Check the soldering condition(on PWB) of CN-U/D Connector

Check the operating circuit of the Vertical Louver

•Confirm that there is DC +12V between pin (RED) of CN-U/D and GND.

If there are no problems after above checks

•Confirm the assembly conditions that are catching and interfering parts in the rotation radial of the Vertical Louver

36Ceiling Cassette Air Conditioner