York 92% GY 9 (Upflow) Manuel d'installation

035-17736-003 Rev. A (0504)HIGH EFFICIENCYTUBULAR HEAT EXCHANGER SERIESMODELS: 92% GF9 / GM9 / GY9 (Upflow)60 - 120 MBH INPUT(17.6 - 35.1 KW) INPUTINS

035-17736-003 Rev. A (0504)10 Unitary Products GroupContinuous Fan - On a thermostat call for continuous fan (G signal),both furnace blowers will come

035-17736-003 Rev. A (0504)Unitary Products Group 11COMBUSTION AIR/VENT PIPE SIZINGSelect the correct size from Table 9. The size will be determined b

035-17736-003 Rev. A (0504)12 Unitary Products GroupVENT CLEARANCES† A vent shall not terminate directly above a sidewalk or paved driveway that is lo

035-17736-003 Rev. A (0504)Unitary Products Group 13VENT SYSTEMThis furnace is certified to be installed with one of two possible ventconfigurations.1

035-17736-003 Rev. A (0504)14 Unitary Products Group EXTERNAL HORIZONTAL VENT DRAIN When installing the furnace with a horizontal vent configuration i

035-17736-003 Rev. A (0504)Unitary Products Group 15Ambient Combustion Air Supply This type installation will draw the air required for combustion fro

035-17736-003 Rev. A (0504)16 Unitary Products GroupVent and Supply (Outside) Air Safety Check ProcedureFollow the procedure in ANSI Z223.1 National F

035-17736-003 Rev. A (0504)Unitary Products Group 17Specially Engineered InstallationsThe above requirements shall be permitted to be waived where spe

035-17736-003 Rev. A (0504)18 Unitary Products Group4. Blockage of condensate drain piping.LIMIT CONTROLSThere is high temperature limit control locat

035-17736-003 Rev. A (0504)Unitary Products Group 19In the USA use the following formula to calculate the furnace input.For natural gas multiply the h

035-17736-003 Rev. A (0504)2 Unitary Products GroupSPECIFIC SAFETY RULES AND PRECAUTIONS1. Only Natural gas or Propane (LP) gas are approved for use w

035-17736-003 Rev. A (0504)20 Unitary Products GroupIMPORTANT: The inlet gas pressure operating range table specifieswhat the minimum and maximum gas

035-17736-003 Rev. A (0504)Unitary Products Group 21ADJUSTMENT OF TEMPERATURE RISEThe temperature rise, or temperature difference between the return a

035-17736-003 Rev. A (0504)22 Unitary Products GroupNOTES:1. Airflow expressed in standard cubic feet per minute (CFM) and in cubic meters per minute

035-17736-003 Rev. A (0504)Unitary Products Group 23APPLYING FILTER PRESSURE DROP TO DETERMINE SYSTEM AIRFLOWTo determine the approximate airflow of t

Subject to change without notice. Printed in U.S.A. 035-17736-003 Rev. A (0504)Copyright © by York International Corp. 2004. All rights reserved. Supe

035-17736-003 Rev. A (0504)Unitary Products Group 3INSPECTIONAs soon as a unit is received, it should be inspected for possible dam-age during transit

035-17736-003 Rev. A (0504)4 Unitary Products GroupDUCTWORK INSTALLATION AND SUPPLY PLENUM CONNECTIONAttach the supply plenum to the furnace outlet du

035-17736-003 Rev. A (0504)Unitary Products Group 5If a matching cooling coil is used, it may be placed directly on the fur-nace outlet and sealed to

035-17736-003 Rev. A (0504)6 Unitary Products GroupSECTION III: FILTERSFILTER INSTALLATIONAll applications require the use of a filter. A high velocit

035-17736-003 Rev. A (0504)Unitary Products Group 7Gas piping may be connected from either side of the furnace using anyof the gas pipe entry knockout

035-17736-003 Rev. A (0504)8 Unitary Products GroupELECTRICAL POWER CONNECTIONSField wiring to the unit must be grounded. Electric wires that are fiel

035-17736-003 Rev. A (0504)Unitary Products Group 9SECTION VI: TWINNING AND STAGINGNOTE: You can twin two furnaces that have the same integrated contr