Honeywell ZD20X12TZ ZD Series 12 in. Parallel Blade Zone Damper Extruded Aluminum Installation manual

Below you will find brief information for Damper Assemblies ARD, Damper Assemblies EARD, Damper Assemblies ZD. This guide will help you get started with installing your new damper assemblies. It covers steps like unpacking the damper, mounting the actuator, setting the range stop, and wiring the actuator.

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Damper Assemblies ARD, EARD, ZD Quick Start Guide | Manualzz

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Key features

  • Quick installation guide

  • Installation in insulated and uninsulated ductwork

  • Range stop setting for desired bleed rate

  • 2-wire and 3-wire wiring options

  • Conversion from normally open to normally closed

  • Typical wiring examples for zone panel

Frequently asked questions

Slide the insulation under the actuator and tape it to the actuator's outside flange to seal.

Mount the actuator only on the side or top of the damper to prevent condensation from dripping into the actuator.

Position 0 means fully closed. On ARD/ZD models, range stops prevent full closure. On EARD model, range stop prevents full open.

Wire M1 and M6, see Figure 1.

Break the plastic tab to access M4, see Figure 2.

Use only 2 VENT terminals, see Figure 3.

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