1
352AAV
Deluxe 4--Way
Multipoise Fixed--Capacity
Condensing Gas Furnace
Service and Maintenance Instructions
for Sizes 060--120, Series A
NOTE: Read the entire instruction manual before starting the
installation.
TABLE OF CONTENTS
PAGE
SAFETY CONSIDERATIONS 2.........................
GENERAL 2.........................................
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS 2...
CARE AND MAINTENANCE 3.........................
Cleaning and/or Replacing Air Filter 3....................
Blower Motor and Wheel Maintenance 4..................
Cleaning Burners 6...................................
Cleaning Heat Exchangers 7............................
Primary Heat Exchangers 7............................
Secondary Heat Exchangers 8..........................
Flushing Collector Box and Drainage System 8.............
Servicing Hot Surface Igniter 10.........................
Electrical Controls and Wiring 11........................
Checking Heat Tape Operation (If Applicable) 11...........
Winterizing 11......................................
WIRING DIAGRAM 13................................
TROUBLESHOOTING 13..............................
Status Codes 13.....................................
Component Tests 14..................................
ama
REGISTERED
ISO 9001:2000
CERTIFIED
ELECTRICAL SHOCK, FIRE, OR EXPLOSION
HAZARD
Failure to follow safety warnings exactly could result in
dangerous operation, personal injury, death, or property
damage.
-- Before servicing, disconnect all electrical power to furnace.
--When servicing controls, label all wires prior to
disconnecting. Reconnect wires correctly.
-- Verify proper operation after servicing.
!
WARNING
ELECTRICAL SHOCK, FIRE, OR EXPLOSION
HAZARD
Failure to follow this warning could result in possible
damage to this equipment, personal injury, or death.
The ability to properly perform maintenance on this
equipment requires certain expertise, mechanical skills,
tools, and equipment. If you do not possess these, do not
attempt to perform any maintenance on this equipment
other than those procedures recommended in the User’s
Manual.
!
WARNING
FIRE OR EXPLOSION HAZARD
Failure to follow this warning could property damage,
personal injury, or death.
Never store anything on, near, or in contact with the furnace,
such as:
1. Spray or aerosol cans, rags, brooms, dust mops, vacuum
cleaners, or other cleaning tools.
2. Soap powders, bleaches, waxes or other cleaning
compounds, plastic or plastic containers, gasoline, kerosene,
cigarette lighter fluid, dry cleaning fluids, or other volatile
fluids.
3. Paint thinners and other painting compounds, paper bags,
or other paper products.
!
WARNING
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