Instruction d'utilisation York GY9

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036-21560-001 Rev. A (0204)
DESCRIPTION
R
These Category IV, highly efficient, compact, condensing
type furnaces are designed for residential and commercial
installations in a basement, closet, alcove, recreation room or
garage where the ambient temperature is above 32°F, or
higher. They may be either side wall or thru-roof vented using
Heating Air Conditioning approved plastic type combustion air and vent piping. All
units are factory assembled, wired and tested to assure
dependable and economi

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036-21560-001 Rev. A (0204) 28-1/2 26-1/2 26-1/2 A 21-15/16 21-5/8 T’STAT WIRING 7/8” K.O. T’STAT WIRING 7/8” K.O. HORIZONTAL CONDENSATE HORIZONTAL DRAIN 2” K.O. CONDENSATE 29 40 29 DRAIN 2” K.O. 7/8” JUNCTION 7/8” JUNCTION BOX HOLE 21-9/16 BOX HOLE 18-1/2 1-1/2” GAS 18-1/2 1-1/2” GAS PIPE ENTRY 21-7/8 PIPE ENTRY CONDENSATE CONDENSATE 11-11/16 9-1/8 DRAIN 7/8” K.O. DRAIN 7/8” K.O. 7-1/2 8-1/2 24-5/8 25-3/8 23-5/8 5/8 19-1/4 1-1/4 5/8 1-1/4 D B C 20 2-1/4 23-1/4 BOTTOM IMAGE TOP IMAGE RETURN

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036-21560-001 Rev. A (0204) HIGH ALTITUDE PRESSURE SWITCH APPLICATION Input (MBH) Output (MBH) 4,500 To 10,000 Ft. Upflow Models 60/1200 55 1PS0901 80/1200 74 1PS0902 80/1600 74 1PS0903 100/1600 93 1PS0901 100/2000 93 1PS0901 120/2000 112 1PS0901 NOTE: For high altitude conversion, an orifice change may also be required. See Form 035-14460-001 for application information. ELECTRICAL AND PERFORMANCE DATA Input Output Nominal Airflow Cabinet Width AFUE Air Temp. Rise 3 MBH kW MBH kW CFM In. mm % °

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036-21560-001 Rev. A (0204) BLOWER PERFORMANCE CFM AIRFLOW WITH TOP RETURN MODELS EXTERNAL STATIC PRESSURE, INCHES W.C. (kPa) 0.1 (0.025) 0.2 (0.050) 0.3 (0.075) 0.4 (0.099) 0.5 (0.124) 0.6 (0.149) 0.7 (0.174) 0.8 (0.199) 0.9 (0.224) 1.0 (0.249) Input/ Speed Output/ Tap Airflow/ 3 3 3 3 3 3 3 3 3 3 CFM CFM CFM CFM CFM CFM CFM CFM CFM CFM m /min m /min m /min m /min m /min m /min m /min m /min m /min m /min cabinet 1687 48 1652 47 1631 46 1595 45 1557 44 1511 43 1456 41 1382 39 1313 37 1211 34 H

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036-21560-001 Rev. A (0204) Example: For a 130,000 Btuh furnace operating on high APPLYING FILTER PRESSURE DROP TO speed blower, it is found that total system static is 0.58" w.c. DETERMINE SYSTEM AIRFLOW To determine the system airflow, complete the following To determine the approximate airflow of the unit with a filter in steps: place, follow the steps below: 1. Obtain the airflow values at 0.50" & 0.60" ESP. 1. Select the filter type. Airflow @ 0.50": 2125 CFM 2. Determine the External Sy

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036-21560-001 Rev. A (0204) FIELD INSTALLED ACCESSORIES - ELECTRICAL MODEL NO. DESCRIPTION THERMOSTAT- Electronic Non-Programmable. 2ET03700324 One-stage Heat/Cool. Manual Changeover, Integral Subbase. System Switch: Cool-Off-Heat. Fan Switch: Auto-On. THERMOSTAT- One-stage Heat. Deluxe 24V with Heat only Sub- 2TH13700424 base, does not include Fan Switch. NOTE: For One-stage Cool or One-stage Heat/Cool, must be used with Subbase 2TB17700424. SUBBASE (24V) - One-stage heat/cool. Manual c

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036-21560-001 Rev. A (0204) NOTES Unitary Products Group 7

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Subject to change without notice. Printed in U.S.A. 036-21560-001 Rev. A (0204) Copyright © by York International Corp. 2004. All rights reserved. Supersedes: Nothing Unitary 5005 Norman Products York OK Group Drive 73069