P/N 472235 Rev. B 1-22-04
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Table of Contents
Introduction ................................................................................... 3
General Description .......................................................................... 3
Code Requirements ........................................................................ 3
Warranty Information ...................................................................... 4
Product Identification ....................................................................... 4
Consumer Information and Safety ................................................. 5
Installation Instructions............................................................... 6
Specifications .................................................................................. 6
Installation — Electrical .................................................................. 7
Installation — Wiring Schematic for all Dual Voltage Blowers ..... 8
Installation — Wiring Diagram........................................................ 9
Installation — Remote Hook-Ups (2 and 3 Wire) ..................... 10
Installation — Operating Controls ...................................... 11 - 12
Installation — Troubleshooting (Controls) ......................... 12 - 13
Installation — Plumbing ................................................................ 14
Installation — Water Connections ................................................ 15
Installation — Reversing Heads ................................................... 15
Installation — Gas Connections .................................................... 16
Installation — Sediment Traps .....................................................16
Pipe Sizing Chart/Gas Pressure Requirements .......................... 17
Regulated Manifold Pressure Test ............................................... 17
Venting — Indoor Installations ............................................. 18 - 21
Venting — Outdoor Installations .................................................. 22
Basic Operation — General Description...................................... 23
Basic Operation — HSI Lighting/Operation ................................. 24
Basic Operation — Safety Controls ..................................... 25 - 26
Basic Operation — HSI Ignition Module ...................................... 26
Maintenance Instructions .......................................................... 27
Pressure Relief Valve ...................................................................27
Chemical Balance (Water Treatment) ..........................................28
Troubleshooting (General) ........................................................ 29
Troubleshooting (Service Checks - Ignition Module) .................. 29
Exploded View & Parts List ................................................. 30-31
Warranty ...................................................................... Back Cover
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