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PRODUCT DATA
® U.S. Registered Trademark
Copyright © 1997 Honeywell Inc. • All Rights Reserved
D896 Automatic Vent Damper
GENERAL
D896 Automatic Vent Dampers are used with atmospheric
type, gas-fired equipment to reduce home heating losses by
closing off the vent between heat cycles.
FEATURES
• 4-wire plug receptacle.
• Includes wiring harness on select models to fit plug
receptacle onto S86/S8600/S8610/S8620 /L7148/L8148
or Penn Baso G60 or G66.
• For use only on atmospheric type gas-fired furnaces
and boilers equipped with draft hoods.
• Applicable to direct spark ignition (DSI), intermittent
pilot (IP), hot surface ignition (HSI), and standing pilot
systems.
• Ambient temperature range 32°F (0°C) to 150°F (65°C).
• Requires dual automatic combination gas control
valve or two separate single function main gas valves.
• Interlock switch provides safe operation; burner fires
only with damper in open position.
• 24V operation for easy, low-cost wiring.
• Visual indicator shows damper position.
• 30-second nominal closing time for optimum energy
savings.
• Quiet motor and relay.
• Wiring harnesses available separately to fit a variety of
applications.
68-0186
Contents
General ............................................................................... 1
Features .............................................................................. 1
Specifications ...................................................................... 2
Ordering Information ........................................................... 2
Application........................................................................... 3
Installation ........................................................................... 4
Settings ............................................................................... 7
Operation and Checkout ..................................................... 7
Troubleshooting ................................................................... 8
Instructions to the Homeowner ........................................... 9
ANSI Standards .................................................................. 10