Rheem 15NARJR Troubleshooting Guide

92-24161-38-01SUPERSEDES 92-24161-38-00INSTALLATION INSTRUCTIONSFOR UPFLOW/HORIZONTAL INDUCED DRAFT GASFURNACES(-)GPN/(-)GPP SERIES

10Combustion air must be free of acidforming chemicals; such as sulphur,fluorine and chlorine. These elementsare found in aerosol sprays,detergents, b

11a. One square inch for each 3000BTUH of the total input rating of allequipment located in the enclosure,ANDb. Not less than the sum of the areasof a

12FIGURE 7OUTSIDE AIR USING A HORIZONTAL INLET & OUTLETFIGURE 8COMBUSTION AIR FITTING – OPTIONAL ATTIC COMBUSTION AIR PULLB: Method 3For the optim

13GENERAL INFORMATIONThe furnace must be vented inaccordance with these instructions,National Fuel Gas Code, ANSI Z223.1and/or the Natural Gas Install

14“B-1” VERTICAL VENTINGType “B-1” vents must be installed inaccordance with the terms of theirlistings and the vent manufacturer’sinstructions.“B-1”

15EXISTING VENT SYSTEMSIMPORTANT RETROFITVENTING INSTRUCTIONSIf this furnace is a replacementinstallation, ALWAYS INSPECT theexisting vent system to b

16FIGURE 12GAS PIPING INSTALLATIONGAS PIPE INSTALLATIONGAS SUPPLY AND PIPINGGAS SUPPLY THIS FURNACE IS EQUIPPED ATTHE FACTORY FOR USE ONNATURAL GAS ON

TABLE 3TABLE 4NATURAL GAS ORIFICE DRILL SIZE (4% PER 1000 FT. DE-RATE)BURNER INPUT (PER BURNER) 25,000 BTU @ SEA LEVEL17GAS PRESSUREIMPORTANT: The max

18TABLE 6LP GAS PIPE CAPACITY TABLE (CU. FT./HR.)SETTING GAS PRESSUREThe maximum gas supply pressure tothe furnace should be 10.5” w.c.natural gas, or

19TABLE 8TABLE 7ALTERNATE METHOD FOR CANADIANHIGH-ALTITUDE DERATENATURAL GAS LP GASFIGURE 14MANIFOLD PRESSURE-CHANGE LABELTHE MANIFOLD PRESSURE OF THI

2Before beginning any troubleshooting procedure, complete the following installation checklist. A furnace malfunction issometimes caused by an imprope

20TURN OFF ELECTRIC POWER ATTHE FUSE BOX OR SERVICE PANELBEFORE MAKING ANYELECTRICAL CONNECTIONS.ALSO, THE GROUND CONNECTIONMUST BE COMPLETED BEFOREMA

21FIELD INSTALLED OPTIONACCESSORIESELECTRONIC AIR CLEANERElectronic air cleaner line voltagepower can be supplied from the screwterminal “EAC” and a l

22I400FIGURE 17UT Electronic Controls 1028-928 CONTROL BOARD, TWINNING CONNECTION -- SINGLE STAGE OPERATIONa099201

23FIGURE 18UTEC 1028-928 CONTROL BOARD, TWINNING CONNECTION -- TWO-STAGE OPERATIONa099301

24LIGHTING INSTRUCTIONSThis appliance is equipped with a directspark ignition device. This device lightsthe main burners each time the roomthermostat

25SETTING BLOWER TIMINGSThe UT Electronic Controls controlboards have four quick connectterminals for connecting the motorspeed leads. These are:1. FA

26AIR FLOWThe importance of proper air flow overthe heat exchanger cannot be overemphasized. One of the most commoncauses of heat exchanger failure is

27BLOWER PERFORMANCE DATA – (-)GPN UPFLOW/HORIZONTAL MODELSBLOWER PERFORMANCE DATA – (-)GPP UPFLOW/HORIZONTAL MODELSMODELNUMBER(-)GPN-SERIESBLOWERSIZE

28LIMIT CONTROLThe high limit cut-off temperature is setat the factory and cannot be adjusted.The temperature setting prevents theair temperature leav

29FIGURE 23FILTER RETAINING RODDISCONNECT MAIN ELECTRICALPOWER TO THE UNIT BEFOREATTEMPTING ANY MAINTENANCE.FAILURE TO DO SO CAN CAUSEELECTRICAL SHOCK

33IMPORTANT: TO INSURE PROPER INSTALLATION AND OPERATION OFTHIS PRODUCT, COMPLETELY READ ALL INSTRUCTIONS PRIOR TOATTEMPTING TO ASSEMBLE, INSTALL, OPE

FIGURE 25FILTER RETAINING ROD (SIDE RETURN)30FILTERROD45-24095-01FILTER RODSUPPORTANGLEAE-60520-01FILTER SUPPORTANGLE(SEE ANGLE DETAIL)AE-61883-01FILT

31IMPORTANT: Do not operate thesystem without filters. A portion of thedust entrained in the air may temporarilylodge in the air duct runs and at thes

32FIGURE 26TROUBLESHOOTING FLOWCHARTGO TOEWARNINGINTEGRATED FURNACE CONTROL (IFC)TROUBLESHOOTING GUIDEHAZARDOUS VOLTAGELINE VOLTAGECONNECTIONSDISCONNE

33FIGURE 27FOR MODELS WITH UT ELECTRONIC CONTROLS 1028-928 INTEGRATED FURNACE CONTROL AND DIRECT SPARK IGNITION

34FIGURE 28FOR MODELS WITH UT ELECTRONIC CONTROLS 1027-200 INTEGRATED FURNACE CONTROL AND DIRECT SPARK IGNITION

35

36 CM 0604

4USE ONLY WITH TYPE OF GASAPPROVED FOR THIS FURNACE.REFER TO THE FURNACE RATINGPLATE.INSTALL THIS FURNACE ONLY INA LOCATION AND POSITION ASSPECIFIED I

5GENERAL INFORMATIONDO NOT USE THIS FURNACEDURING CONSTRUCTION IF AIRLADEN CORROSIVE COMPOUNDSARE PRESENT SUCH AS CHLORINEAND FLUORINE. OTHERWISE,PROV

6CLEARANCE TO COMBUSTIBLE MATERIAL (INCHES)UPFLOW/HORIZONTAL MODELSTOPLEFT SIDEFRONTRIGHT SIDEBOTTOMRETURNAIRSUPPLYAIR2613/16265/82411/322411/3219/329

7CLEARANCE –ACCESSIBILITYThe design of forced air furnaces withinput ratings as listed in the tables onthe following pages are certified byCSA for the

8FAILURE TO PREVENT PRODUCTSOF COMBUSTION FROM BEINGCIRCULATED INTO THE LIVINGSPACE CAN CREATE POTENTIALLYHAZARDOUS CONDITIONS,INCLUDING CARBON MONOXI

9THIS FURNACE AND ANY OTHERFUEL-BURNING APPLIANCE MUSTBE PROVIDED WITH ENOUGHFRESH AIR FOR PROPERCOMBUSTION AND VENTILATIONOF THE FLUE GASES. MOSTHOME