Rheem GLH series Installation Instructions Manual Download

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TO INSURE PROPER INSTALLATION AND OPERATION OF

THIS PRODUCT, COMPLETELY READ ALL INSTRUCTIONS PRIOR TO
ATTEMPTING TO ASSEMBLE, INSTALL, OPERATE, MAINTAIN OR REPAIR
THIS PRODUCT. UPON UNPACKING OF THE FURNACE, INSPECT ALL
PARTS FOR DAMAGE PRIOR TO INSTALLATION AND START-UP.

CONTENTS

Safety Precautions ...................................................................................................4

Installation Check List ..............................................................................................2

General Information..................................................................................................5

Location Requirements and Considerations ............................................................5

Combustion and Ventilation Air..............................................................................10

Vent Pipe Installation..............................................................................................13

Gas Supply and Piping...........................................................................................16

Electrical Wiring......................................................................................................20

Accessories ............................................................................................................21

Start-Up Procedures...............................................................................................24

Air Flow...................................................................................................................26

Maintenance...........................................................................................................30

Troubleshooting......................................................................................................33

Wiring Diagrams.....................................................................................................35

Summary of Contents for GLH series

Page 1: ...INSTALLATION INSTRUCTIONS FOR UPFLOW UPFLOW HORIZONTAL AND DOWNFLOW INDUCED DRAFT GAS FURNACES GPH GPJ GLH GLJ SERIES Click anywhere in this document to return to HVAC inspection Installation Diagnosi...

Page 2: ...furnace ground to electrical panel DC microamp A flame signal hot surface ignition units Correct control voltage Measure and set heat anticipator amperage Air conditioning low voltage wires connected...

Page 3: ...THE FURNACE INSPECT ALL PARTS FOR DAMAGE PRIOR TO INSTALLATION AND START UP CONTENTS Safety Precautions 4 Installation Check List 2 General Information 5 Location Requirements and Considerations 5 Com...

Page 4: ...LATE WHEN A FURNACE IS INSTALLED SO THAT SUPPLY DUCTS CARRY AIR CIRCULATED BY THE FURNACE TO AREAS OUTSIDE THE SPACE CONTAINING THE FURNACE THE RETURN AIR SHALL ALSO BE HANDLED BY DUCT S SEALED TO THE...

Page 5: ...llation in attics as well as alcoves utility rooms closets and crawlspaces 5 IMPORTANT Support this unit when installed For attic or crawl space installation horizontal furnaces may be installed on co...

Page 6: ...D UPFLOW HORIZONTAL MODELS TOP LEFT SIDE FRONT RIGHT SIDE BOTTOM 24 1 2 26 13 16 26 5 8 24 11 32 24 11 32 19 32 9 16 24 7 16 28 1 16 26 5 8 14 3 8 11 1 2 34 1 5 8 DIA 23 15 20 D 7 8 DIA 7 8 DIA 19 32...

Page 7: ...2 23 11 32 15 5 8 23 5 8 0 0 0 1 3 6 140 lbs 15 24 1 2 23 11 32 15 5 8 23 5 8 0 0 0 1 3 6 150 lbs TOP BOTTOM 24 1 2 19 3 4 C A B D LOW VOLTAGE GAS CONNECTION ELECTRIC CONNECTION E S A R A 26 5 8 26 13...

Page 8: ...sure drop including evaporator coil if used of the entire system should not exceed 0 5 w c Be sure to have adequate space for unit filter IMPORTANT Some high efficiency filters have a greater than nor...

Page 9: ...E TO INSTALL A BASE PLATE COULD CAUSE PRODUCTS OF COMBUSTION TO BE CIRCULATED INTO THE LIVING SPACE AND CREATE POTENTIALLY HAZARDOUS CONDITIONS INCLUDING CARBON MONOXIDE POISONING OR DEATH 2 If summer...

Page 10: ...ly If this unit is mounted in a closet the door must be closed when making this check of the installation DO NOT reset the overtemperature switch without taking corrective action to assure that an ade...

Page 11: ...with tight construction contemporary construction outside air may still be required for the furnace to operate and vent properly Outside air openings should be sized the same as for a confined space...

Page 12: ...uare inch for each 2000 BTUH of total input rating for all equipment in the enclosure Here are typical duct sizes FIGURE 8 OUTSIDE AIR USING A HORIZONTAL INLET OUTLET B Method 2 One permanent opening...

Page 13: ...THE NATIONAL FUEL GAS CODE ANSI Z223 1 AND OR THE NATURAL GAS INSTALLATION CODE CSA B149 1 2 FOR PROPER INSTALLATION PRACTICES SINGLE WALL VENT CONNECTORS TO B 1 VENT OR MASONRY CHIMNEYS MAY BE USED U...

Page 14: ...l height above the highest connected equipment draft hood or flue collar 3 Must rise 1 4 per foot away from the furnace on horizontal runs and be supported with straps or hangers so it has no sags or...

Page 15: ...ust fans such as range hoods and bathroom exhausts so they will operate at maximum speed Do not operate a summer exhaust fan Close fireplace dampers 4 Follow the lighting instructions Place the applia...

Page 16: ...rnace Consult the local gas company for the location of the manual main shut off valve The gas line and manual gas valve must be adequate in size to prevent undue pressure drop and never smaller than...

Page 17: ...LP gas 54 55 WARNING LP CONVERSION NOTE For installation see specific LP kit installation instructions The valve can be converted to use liquefied petroleum LP gas by replacing the pressure regulator...

Page 18: ...LP storage tank may require supplemental heat to maintain proper pressure levels FIGURE 13 TYPICAL HOSE CONNECTION TO LINE PRESSURE TAP Maximum capacity of pipe in thousands of BTU per hour of undilu...

Page 19: ...ON THE RATING PLATE TO CHECK FURNACE INPUT 1 Make certain that all other gas appliances are shut off with the exception of pilot burners 2 Start the furnace 3 Time the meter to measure the time requir...

Page 20: ...Electrical Code Part 1 CSA Standard C22 1 and local building codes This can be obtained from National Fire Protection Association Batterymarch Park Quincy MA 02269 Canadian Standards Association 178...

Page 21: ...IONS BELOW IMPORTANT ONLY TWIN FURNACES WITH IDENTICAL CONTROL BOARDS IMPORTANT ONLY BOTTOM RETURNS CAN BE USED NO MORE THAN TWO FURNACES CAN SHARE THE SAME SUPPLY AND RETURN FURNACES MUST HAVE SAME H...

Page 22: ...22 I400 FIGURE 17 UT Electronic Controls 1028 928 CONTROL BOARD TWINNING CONNECTION SINGLE STAGE OPERATION a099201...

Page 23: ...23 FIGURE 18 UTEC 1028 928 CONTROL BOARD TWINNING CONNECTION TWO STAGE OPERATION a099301...

Page 24: ...ers go out the induced draft blower stops after a 5 second post purge and the negative pressure switch es open 9 The main blower continues until timed off by the setting on the integrated furnace cont...

Page 25: ...t available on GPJ or GLJ IMPORTANT Do not connect any motor speeds to HEAT or COOL if you use the HEAT COOL terminal 5 If heating and continuous speed are the same jump across FAN and HEAT terminals...

Page 26: ...subtract the return air temperature from the supply air temperature The difference is the temperature rise 5 Compare the measured temperature rise to the approved temperature rise range listed on the...

Page 27: ...27 BLOWER PERFORMANCE DATA GPH UPFLOW HORIZONTAL MODELS BLOWER PERFORMANCE DATA GLH DOWNFLOW MODELS...

Page 28: ...28 BLOWER PERFORMANCE DATA GLJ DOWNFLOW MODELS ONLY BLOWER PERFORMANCE DATA GPJ UPFLOW HORIZONTAL MODELS...

Page 29: ...manually reset DO NOT jumper or reset this switch If this switch should trip a qualified installer service agency or the gas supplier should be called to diagnose and or correct the source of trippin...

Page 30: ...2 125 000 and 150 000 BTUH units require removal of 7 segment of filter and frame to get proper width for a side filter TABLE 7 FILTER SIZES MAINTENANCE WARNING FIGURE 25 RESIZING FILTERS FRAME NOTE S...

Page 31: ...D SIDE RETURN FIGURE 28 DOWNFLOW FILTER INSTALLATION FILTER ROD 45 24095 01 FILTER ROD SUPPORT ANGLE AE 60520 01 FILTER SUPPORT ANGLE SEE ANGLE DETAIL AE 61883 01 FILTER ROD SUPPORT ANGLE AE 60520 01...

Page 32: ...cleaning the following procedures should be followed by a qualified installer service agency or gas supplier 1 Turn off electrical power to the furnace and set the thermostat lever to the lowest tempe...

Page 33: ...33 FIGURE 29 TROUBLESHOOTING FLOWCHART continued on next page PREPURGE...

Page 34: ...34 FIGURE 29 TROUBLESHOOTING FLOWCHART CONTINUED 92 22744 19 01...

Page 35: ...35 FIGURE 30 FOR MODELS WITH UT ELECTRONIC CONTROLS 1028 928 INTEGRATED FURNACE CONTROL AND DIRECT SPARK IGNITION...

Page 36: ...36 CM 0103 FIGURE 31 FOR MODELS WITH UT ELECTRONIC CONTROLS 1012 925 INTEGRATED FURNACE CONTROL AND HOT SURFACE IGNITION...

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