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TABLE OF CONTENTS
PAGE
IMPOR TA NT INFORMATION 2........................
SAFETY CONSIDERATIONS 3........................
CODES AND STANDARDS 7..........................
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS 7..
INTRODUCTION 7..................................
APPLICATIONS 8...................................
Upflow 8........................................
Downflow 11.....................................
Horizontal Left 12..................................
Horizontal Right 15................................
LOCATION 16......................................
INSTALLATION 18..................................
Air Ducts 21.......................................
Air for Combustion and Ventilation 28..................
Combustion Air Pipe 34..............................
Vent Pipe 36......................................
Vent Termination 39................................
Condensate Drain 43................................
START-- UP, ADJUSTMENTS, AND SAFETY CHECK 44...
CHECKLIST 60.....................................
UPFLOW
DOWNFLOW
HORIZONTAL
LEFT
AIRFLOW
AIRFLOW
AIRFLOW
AIRFLOW
HORIZONTAL
RIGHT
A93041
Fig. 1 -- Furnace Orientation
SAFETY CONSIDERATIONS
FURNACE RELIABILITY HAZARD
Failure to follow this caution may result in unit damage.
Improper installation or misapplication of furnace may
require excessive servicing or cause premature component
failure. This f urnace can be vented as either a direct vent
(2--pipe) furnace or as an optional ventilated combustion air
application.
A direct vent system shall be installed i n accordance with
the direct vent (2 -- pipe) procedures in the Combustion Air
and Vent Pipe Systems section within this instruction. For
optional ventilated combustion a ir applications, refer to the
ventilated combustion air option procedures in the same
section.
Application of this furnace should be indoors with special
attention given to vent sizing and material, gas input rate,
air temperature rise, unit leveling, and unit sizing.
CAUTION
!
FIRE, EXPLOSION, ELECTRICAL SHOCK AND
CARBON MONOXIDE POISONING HAZARD
Failure to follow this warning could result in personal
injury, death, or property damage.
Improper installation, adjustment, alteration, service,
maintenance, or use can cause carbon monoxide poisoning,
explosion, fire, electrical shock, or other conditions which
may cause personal injury or property damage. Consult a
qualified installer, service agency, local gas supplier, or your
distributor or branch for information or assistance. The
qualified installer or agency must use only
factory--authorized and listed kits or accessories when
modifying this product.
!
WARNING
CUT HAZARD
Failure to follow this caution may result in personal injury.
Sheet metal parts may have sharp edges or burrs. Use care
and wear appropriate protective clothing and gloves when
handling parts.
CAUTION
!
Improper installation, adjustment, alteration, service,
maintenance, or use can cause explosion, fire, electrical shock, or
other conditions which may cause death, personal injury, or
property damage. Consult a qualified installer, service agency, or
your distributor or branch for information or assistance. The
qualified installer or agency must use factory-- authorized kits or
accessories when modifying this product. Refer to the individual
instructions packaged with the kits or accessories when installing.
Follow a ll safety codes. Wear safety glasses, protective clothing,
and work gloves. Have a fire extinguisher available. Read these
instructions thoroughly and follow all warnings or cautions
include in literature and attached to the unit. Consult local
building codes, the current editions of the National Fuel Gas
Code (NFGC) NFPA 54/ANSI Z223.1 and the National
Electrical Code (NEC) NFPA 70.