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Heath Zenith 121AC Owner's Manual

Download Manual  of Heath Zenith 121AC Door, Monitor for Free or View it Online on All-Guides.com.

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Illustrations may vary from

actual chime unit.

© 2007 HeathCo LLC 598-1142-03

Hardwired Multi-Tune

Chime

IMPORTANT

Proper installation requires a diode on the front door push button.

Diodes are included with all models. Some models also include a

push button with a diode already installed. See page 7 for more

information.