Honeywell ENVIRAZONE PANEL W8835 Product Data

W8835 EnviraZone Panel

APPLICATION

The W8835 EnviraZone Panel controls single-stage, multi-

stage, conventional or heat pump heat/cool equipment. It

controls three zones, and is expandable up to nine zones with

two additional W8703A Damper Interface Modules (DIM).

For Internet access: http://yourhome.honeywell.com.

For technical support, call: 1-800-828-8367.

IMPORTANT

Please read these instructions and keep them

in your records.

FEATURES

• Controls up to three stages heat and two stages

cooling of single-stage, multi-stage, conventional, or

heat pump.

• Controls up to three zones and can be expanded up to

nine zones with two W8703A DIM.

• Uses VisionPRO® IAQ or FocusPRO communicating

thermostats for manual or automatic changeover by

zone.

• Supports dehumidification, humidification and

ventilator controls.

• Purge timer protects equipment between calls for heat

or cool with choice of panel or HVAC equipment-

controlled fan.

• System and zone damper LEDs indicate system and

damper status.

• Individual zone fan control.

• Supports C7835 Discharge Air Temperature Sensor for

capacity control with adjustable high and low limits

and equipment failure indication.

• Controls duel fuel equipment when used with an

external fossil fuel kit.

Application.........................................................................1

Features ............................................................................2

Specifications ....................................................................2

Ordering Information .........................................................2

Installation .........................................................................4

Startup and Checkout........................................................8

Operation...........................................................................8

Troubleshooting.................................................................11

Contents

68-0258ES-04