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W8835A EnviraZone Panel
APPLICATION
The W8835A 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.
American Lung Association® Health House®
Program and Honeywell Working Together
For Better Air
Did you know that the average person breathes 3400
gallons(12,870 liters) of air each day * and spends 90% of that
day inside?**
Indoor air quality products from Honeywell are designed to
help make your home more comfortable-from zoning
products that allow you to control the temperature in individual
areas of the home to humidifiers and comfort control centers
that help balance the moisture content of your indoor air.
Honeywell is proud to be a partner of the American Lung
Association® Health House® program that provides
guidelines for constructing homes with improved air quality
and ventilation.
For more information on ways to improve the air inside your
home, please visit the Health House website at:
www.healthhouse.org
and the American Lung Association website at:
www.lungusa.org
The American Lung Association and its Health House
program do not endorse products.
For more information about Honeywell Indoor Air Quality
products, visit: http://yourhome.honeywell.com or
call: 1-800-345-6770 x531.
*EPA.National Air Quality 1999 Status & Trends.
**Indoor Air Pollution, An Introduction for Health Professionals, EPA, US
Government Printing Office #1994-523-217/81322.
IMPORTANT
Please read these instructions and keep them in your
records.
Application.........................................................................1
Features ............................................................................2
Specifications ....................................................................2
Ordering Information .........................................................2
Installation .........................................................................4
Startup and Checkout........................................................8
Operation...........................................................................8
Troubleshooting.................................................................11
PRODUCT DATA
Contents
68-0258ES-1
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Summary of Contents for Honeywell W8835A
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Page 1: Table Of Contents
Honeywell is proud to be a partner of the American Lung Association® Health House® program that provides guidelines for constructing homes with improved air quality and ventilation. -
Page 2: Features
If you have additional questions, need further information, or would like to comment on our products or services, please write or phone: 1. Your local Honeywell Automation and Control Products Sales Office (check white pages of your phone directory). 2. Honeywell Customer Care... - Page 3 W8835A ENVIRAZONE PANEL Dampers: See Table 1 for suggested dampers. Dampers are connected Motor Terminal Damper Action to M1 Common, M4 Open, and M6 Closed (see Fig. 5 through 8 for hookups). Connect no more than five dampers Common/M1 Common to an individual zone.
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Page 4: Installation
W8835A ENVIRAZONE PANEL Table 2. Required Accessories (Not Supplied with Panel). Bypass Rating Accessory Description (cfm) 40 VA transformers AT140A1042 — Capacity protector C7835A1009 — Round static pressure regulator damper SPRD7 SPRD8 SPRD9 SPRD10 SPRD12 1200 SPRD14 1800 SPRD16 2400... - Page 5 W8835A ENVIRAZONE PANEL Wiring Thermostats If separate HVAC equipment transformers are used for the heating and cooling systems, such as for an oil furnace, wire Run wire from the T8635L Thermostat 1, 2, 3 terminals to the the heating transformer hot wire to Rh and the cooling corresponding terminals on any one of the EnviraCom bus transformer hot wire to Rc.
- Page 6 W8835A ENVIRAZONE PANEL Wiring Dampers Single Transformer Heating/Cooling systems require a jumper to be installed connecting R and R (factory installed). Single Transformer Heating/Cooling systems require a jumper to be installed connecting R and R HVAC Equipment (factory installed). HP Fault...
- Page 7 W8835A ENVIRAZONE PANEL ARD or ZD Dampers MARD Dampers or Dampers using ML6161 Motor Actuator Wire the ARD or ZD Damper to the panel as shown in Fig. 8. Multiple dampers can be wired in parallel. Up to five ARD or Wire the MARD Damper or ML6161 Actuator to the panel as ZD dampers can be connected in parallel to one zone.
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Page 8: Startup And Checkout
W8835A ENVIRAZONE PANEL 6. On the W8835 Panel, set the DIP switches. CAUTION a. Set DIP switches 1, 2, and 7 to assign the appropriate number of heating and cooling stages. Equipment Damage Hazard. See Tables 5 and 6. Incorrect transformer wiring can damage panel. - Page 9 W8835A ENVIRAZONE PANEL Table 3. LED Indicators Color Illuminated Not Illuminated Heat Heat call. No heat calls. Cool Green Cool call. No cool calls. Purge Amber Purge mode. Not in Purge mode. Green Fan only call. No fan only call.
- Page 10 When the DATS is in a limit condition, the Heat, Cool and The system attempts to satisfy both the heating and cooling Purge LEDs on the W8835A panel continue to operate as if the demands, and does not lock out one demand in favor of the DATS were not turning the equipment off.
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Page 11: Troubleshooting
W8835A ENVIRAZONE PANEL Circuit Breaker Protection A built-in thermal circuit breaker protects the EnviraZone panel DIP Switch 8 Fan Control against shorts in the damper wiring and EnviraCom bus. It Fan on in heat by panel. does not protect against shorts in the HVAC equipment wiring HVAC control of fan. - Page 12 — Automation and Control Solutions Honeywell International Inc. Honeywell Limited-Honeywell Limitée 1985 Douglas Drive North 35 Dynamic Drive Golden Valley, MN 55422 Scarborough, Ontario M1V 4Z9 customer.honeywell.com ® U.S. Registered Trademark © 2005 Honeywell International Inc. 68-0258ES-1 G.H. Rev. 09-05...
- Page 13 Panel EnviraZone W8835A INFORMACIÓN DEL PRODUCTO Los productos de Honeywell para la calidad del aire interior están diseñados con el fin ayudar a que su hogar sea más cómodo, desde productos de zonificación que le permiten controlar la temperatura en áreas individuales del hogar,...
- Page 14 1885 Douglas Drive North Golden Valley, MN 55422-4386 En Canadá : Honeywell Limited/Honeywell Limitée, 35 Dynamic Dr., Scarborough, Ontario, M1V 4Z9. Oficinas internacionales de ventas y servico en todas las principales ciudades de mundo. Manufactura en Australia, Canadá, Finlandia, Francia, Alemania, Japón, México, los Países Bajos, España, Taiwán, Reino Unido, EE.
- Page 15 PANEL ENVIRAZONE W8835A Amortiguadores: Vea los amortiguadores recomendados en la Tabla 1. Los Terminal del motor Acción amortiguadora amortiguadores se conectan al Común M1, Abierto M4 y Cerrado M6 (vea las conexiones de la Figura 5 a la 8). Común/M1 Común...
- Page 16 PANEL ENVIRAZONE W8835A Tabla 2. Accesorios requeridos (no incluidos con el panel). Clasificación de derivación Accesorio Descripción (cfm) Amortiguador redondo regulador de presión SPRD7 estática SPRD8 SPRD9 SPRD10 SPRD12 1200 SPRD14 1800 SPRD16 2400 Amortiguador rectangular regulador de SPRD12x8 1000 presión estática...
- Page 17 PANEL ENVIRAZONE W8835A Rh y el cable vivo del transformador de enfriamiento a Rc. Cablee la válvula de inversión al terminal del equipo O/B. El Sitúe el puente Rh/Rc por arriba de los terminales del equipo y interruptor 9 DIP configura este terminal para operar como un quite el puente para exponer los dos pasadores.
- Page 18 PANEL ENVIRAZONE W8835A Single transformer heating/cooling systems require a jumper to be installed connecting R and R HEAT COOL PURGE EM. HT. COMM ZONE 1 ZONE 2 ZONE 3 (factory installed). PURGE DISCOVERY BOOT OVERRIDE HVAC Equipment Heating Transformer 24 VAC...
- Page 19 PANEL ENVIRAZONE W8835A Amortiguadores ARD o ZD Cablee el amortiguador ARD o ZD al panel, tal como se ilustra Los sistemas de calefacción/enfriamiento de en la Figura 4. Se pueden cablear varios amortiguadores en un solo transformador requieren que se paralelo.
- Page 20 PANEL ENVIRAZONE W8835A Amortiguadores MARD o amortiguadores que usan Los sistemas de calefacción/enfriamiento de un actuador de motor ML6161 un solo transformador requieren que se instale un puente que conecte a R Cablee el amortiguador MARD o el actuador ML6161 al panel, (instalado en fábrica).
- Page 21 PANEL ENVIRAZONE W8835A 8. Aumente el punto de referencia de la zona dos para enviar la señal de calor. Baje el punto de referencia de la zona uno para detener la señal de calefacción a esa zona. Verifique que el LED de la zona uno se apague y...
- Page 22 PANEL ENVIRAZONE W8835A Tabla 3. Indicadores LED Color Iluminado No iluminado Calefacción (HEAT) Rojo Señal de calefacción. Sin señales de calefacción. Enfriamiento (COOL) Verde Señal de enfriamiento. Sin señales de enfriamiento. Purga (PURGE) Ámbar Modo de purga. No en modo de purga.
- Page 23 PANEL ENVIRAZONE W8835A Operación de la bomba de calefacción El equipo cicla con más frecuencia que los sistemas de control de otras zonas, puesto que la zona que requiere el mayor El panel puede controlar una o dos etapas de compresor más acondicionamiento energiza al equipo y las demás zonas se...
- Page 24 Mientras el DATS apaga el equipo, los LED de calefacción, • Corte la electricidad al panel por lo menos durante cinco enfriamiento y purga del panel W8835A continúan operando minutos para permitir que el interruptor automático se como si el DATS no estuviera apagando el equipo. Si el DATS enfríe y se reinicie.