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TECHNICAL GUIDE
80 AFUE DELUXE TWO STAGE
MULTI-POSITION
GAS-FIRED FURNACES
57-120 MBH INPUT
MID-EFFICIENCY
INDUCED COMBUSTION
MODELS: G8D-UH / L8D-UH
FOR DISTRIBUTION USE ONLY - NOT TO BE USED AT POINT OF RETAIL SALE
DESCRIPTION
These high efficiency, compact units employ induced combustion,
reliable hot surface ignition and high heat transfer tubular heat
exchangers. The units are factory shipped for installation in upflow
or horizontal applications.
These furnaces are designed for residential installation in a base-
ment, closet, alcove, attic, recreation room or garage and are also
ideal for commercial applications. All units are factory assembled,
wired and tested to assure safe dependable and economical instal-
lation and operation.
These units are available in standard natural gas or dedicated
LoNox models.
These units are Category I listed and may be common vented with
another gas appliance as allowed by the National Fuel Gas Code
ANSI Z223.1 (latest edition).
WARRANTY
20-year limited warranty on the heat exchanger.
10-year heat exchanger warranty on commercial applications.
5-year limited parts warranty.
FEATURES
•
Two stage heating operation includes:
- Two stage gas valve
- Two stage inducer operation
- Two speed blower operation
This provides both increased comfort level and very quiet unit
operation
•
Delay timer allows two stage operation with single stage
thermostat
•
Acoustically insulated blower compartment for reduced blower
sound level
•
Humidifier and Electronic Air Cleaner control wires are pro-
vided to the power wiring box for easy field connection.
•
100% shut off main gas valve for added safety
•
Easily applied in upflow, horizontal left or horizontal right
installation with no conversion necessary
•
Dedicated LoNox models
•
Rollout safety control
•
Low unit amp requirement for easy replacement application
•
High quality two speed inducer motor for quiet operation
•
Built-in self diagnostics with fault code display
•
High velocity filter provided for field installation
•
40 VA control transformer fuse protected
•
Cooling relay supplied for easy installation of add-on cooling
•
Multi-speed PSC, direct-drive blower motor to match cooling
reuirements
•
Adjustable fan-off settings to eliminate "cold-blow"
•
Compact 40-in. height allows installation in small space
confines
•
All models are propane convertible, except LoNox models
036-21013-002 Rev. A (5/00)
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Table of Contents
Related Manuals for Luxaire G8D08016UHB11
Summary of Contents for Luxaire G8D08016UHB11
- Page 1 036-21013-002 Rev. A (5/00) DESCRIPTION These high efficiency, compact units employ induced combustion, reliable hot surface ignition and high heat transfer tubular heat exchangers. The units are factory shipped for installation in upflow or horizontal applications. These furnaces are designed for residential installation in a base- ment, closet, alcove, attic, recreation room or garage and are also ideal for commercial applications.
- Page 2 1-1/ 8 Power Vent Connection 14-1/2 13-1/4 10-1/8 10-1/8 3-3/4 G8D08012UHA11 (vent size) Wiring 7/8" K.O. 17-1/2 16-1/4 13-1/8 11-5/8 3-3/4 G8D08016UHB11 G8D10012UHB11 17-1/2 16-1/4 13-1/8 11-5/8 3-3/4 1-1/ 8 7-3/ 8 1-7/ 8 19-3/4 16-5/8 13-3/8 3-3/4 G8D10020UHC11 FRONT FRONT...
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Page 3: Blower Performance - Cfm - Upflow/Horizontal (Without Filter)
Luxaire 036-21013-002 Rev. A (5/00) BLOWER PERFORMANCE - CFM - UPFLOW/HORIZONTAL (WITHOUT FILTER) NOTE: Data below reflects air flows with single return opening, either left or right side or bottom. EXTERNAL STATIC PRESSURE, INCHES W.C. MODELS: G8D--UH SPEED / L8D-UH 0.10... -
Page 4: Filter Performance - Pressure Drop Inches W.c
036-21013-002 Rev. A (5/00) Luxaire FILTER PERFORMANCE The airflow capacity data published in Blower Performance NOTE: The filter pressure drop values in Blower Performanc- Table above, represents blower performance WITHOUT fil- eTables are typical values for the type of filter listed and ters. - Page 5 1- 1/2, 2, 2-1/2, 3 1330 G8D08012UHA11 † 16 X 26 16 X 26 3, 3- 1/2, 4 1795 G8D08016UHB11 G8D10012UHB11 16 X 26 16 X 26 2, 2- 1/2, 3 1465 † (2) 16 X 26 20 X 26...
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Page 6: Two Stage Thermostat
T I M E R G8D08012UHA11 1PS0313 2000 - 10,000 FT G8D08016UHB11 TWO STAGE THERMOSTAT G8D10012UHB11 G8D10020UHC11 T W O - S T A G E T H E R M O S T A T C O N N E C T I O N D I A G R A M... - Page 7 Luxaire 036-21013-002 Rev. A (5/00) NOTES Unitary Products Group...
- Page 8 NOTES Subject to change without notice. Printed in U.S.A. CD: 6-21014 036-21013-002 Rev. A (5/00) Copyright © by Unitary Products Group 2000. All rights reserved. Supersedes: Form 650.77-TG1U (1199) Unitary 5005 Norman Products York Group Drive 73069...