Rheem RGPH - Page 3

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IMPORTANT: 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 ...................................................................................................1
Installation Check List ..............................................................................................2
Location Requirements and Considerations............................................................4
Combustion and Ventilation Air..............................................................................10
Vent Pipe Installation..............................................................................................13
Gas Supply and Piping...........................................................................................16
Electrical Wiring......................................................................................................20
Accessories............................................................................................................21
Start-Up Procedures...............................................................................................26
Air Flow...................................................................................................................29
Maintenance...........................................................................................................34
Troubleshooting......................................................................................................36
Wiring Diagrams.....................................................................................................43
➤ Installation Instructions are updated on a regular basis. This is done as
product changes occur or if new information becomes available. In this
publication, an arrow (➤) denotes changes from the previous edition or additional
new material.