S-10A Copeland Comfort Alert; Unitary (Uc) Control Diagnostics - Daikin ComfortNet DX16TC Series Service Instructions Manual

Condensing units, split system heat pumps with r-410a refrigerant blowers, coils, & accessories

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Table of Contents

SERVICING

S-10A Copeland Comfort Alert™ -

Applies to DX16TC, DX18TC, DZ16TC, DZ18TC models

HIGH VOLTAGE!

Disconnect ALL power before servicing

or installing. Multiple power sources

may be present. Failure to do so may

cause property damage, personal injury

or death.

The Copeland Comfort AlertTM diagnostics are fully integrated

into the unitary (UC) control. The UC control and integraged

Comfort Alert™ diagnostics provide around-the-clock monitor-

ing for common electrical problems, compressor defects and

broad system faults. If a problem is detected, LED indicators

flash the proper alert codes to help you quickly pinpoint the

problem.

The diagnostic tables on following pages provide detailed

information regarding the system symptons, indicators (LED

and thermostat), potential problem(s), and corrective actions.

The diagnostic information applies to systems wired as 24VAC

traditional (legacy) systems and systems wired as communicat-

ing systems with the CTK0* communicating thermostat.

Table of Contents

Troubleshooting