1
Installation Star t--up, Oper at ing, and
Service and Maintenance,
Instructions Series 120/C
315A
Var iable Speed
Induced ---Combustion Deluxe
4---Way Multipoise F urnace
SAFETY CONSIDERATIONS 2........................
INTRODUCTION 4..................................
CODES AND STANDARDS 4..........................
Safety 4...........................................
General Installation 4................................
Combustion and Ventilation Air 4......................
Duct Systems 4.....................................
Acoustical Lining and Fibrous Glass Duct 4...............
Gas Piping and Gas Pipe Pressure Testing 4...............
Electrical Connections 4..............................
Venting 4.........................................
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS
PROCEDURE 4.....................................
LOCATION 5.......................................
AIR FOR COMBUSTION AND VENTILATION 8.........
Outdoor Combustion Air Method 8....................
The Standard Method: 9............................
Combination of Indoor and Outdoor Air 10.............
INSTALLATION 10..................................
Bottom Return Air Inlet 10..........................
Side Return Air Inlet 10.............................
Leveling Legs (If Desired) 10........................
Bottom Return Air Inlet 11..........................
Suspended Furnace Support 11.......................
Platform Furnace Support 11.........................
Roll--Out Protection 11.............................
Bottom Return Air Inlet 11..........................
Side Return Air Inlet 12.............................
General Requirements 12............................
Ductwork Acoustical Treatment 13....................
Supply Air Connections 13..........................
Upflow and Horizontal Furnaces 13...................
Downflow Furnaces 15.............................
Return Air Connections 19..........................
Downflow Furnaces 19.............................
Upflow and Horizontal Furnaces 19...................
START--UP, ADJUSTMENT, AND SAFETY CHECK 36.....
General 36........................................
Start--Up Procedures 38..............................
Adjustments 39.....................................
Check Safety Controls 47.............................
Checklist 48.......................................
SERVICE AND MAINTENANCE PROCEDURES 48.......
Introduction 50.....................................
Care and Maintenance 52.............................
Sequence of Operation 55.............................
Wiring Diagram 59..................................
Troubleshooting 59..................................
ama
REGISTERED
ISO 9001:2000
CERTIFIED
NOTE: Read the entire instruction manual before starting the
installation.
Portions of the text and tables are reprinted from NFPA 54/ANSI
Z223.1--2006E, with permission of National Fire Protection
Association, Quincy, MA 02269 and American Gas Association,
Washington DC 20001. This reprinted material is not the
complete and official position of the NFPA or ANSI on the
referenced subject, which is represented only by the standard in
its entirety.
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