I
lUtta"
Heating and Hir
Conditioning
Ducane Heating Division, The Ducane Company Inc., Blackville, SC 29817
CMP" A" SERIES
INSTALLATION INSTRUCTIONS
UPFLOW OR LEFT HORIZONTAL
GAS-FIRED CONDENSING
WARM AIR FURNACE
Issue 9939
WARNING
These instructions are intended to be used by qualified personnel who have been trained in installing
this:type of furnace. Installation by an unqualified person may lead to equipment damage and/or a
hazardous condition which may cause bodily injury and harm and, as such, at the so e d scret on of
the: manufacturer, the entire warranty may be voided and be of no further force and effect.
WARNING
The furnace cabinet must have an uninterrupted or unbroken electrical ground to minimize personal
injury if an. electrical fault should occur. The unit must also be electrically grounded in accordance
with.lo_ _es, Or in the absence of local codes, with the latest edition of the (U.S.) Nati6nal
Electrical:C0de ANS/NFPA No. 70 or CSA Standard C22.1; Part 1 Canadian Electrical Code, if an
external ee_?ical source s ut zed. DO NOT use gas piping as an electrical ground.
GENERAL INSTRUCTIONS
This furnace is design certified by CSA International as a category IV furnace andis dual certified as direct vent furnace (two pipe
system) using outside air for combustion or as a non-direct vent furnace (one pipe system) using air from inside the structurefor
combustion.
It is shipped as a packaged unit, complete with burnersand controls, and requires a line voltage (115V) connection to the junction box,
a thermostat hook-up as per the wiring diagram, a gas line connection, and a condensate drain connection. This furnace can be installed
in either upflow or horizontal 0eft) airflow positions. Do not install this furnace outdoors or use for temporary construction heating.
This furnace has been designed to interface with split system cooling equipment (approved by a nationally reco_lized testing
laboratory) so as to provide "year round air conditioning". The blower has been sized for both heating and cooling and the furnace
controls include a cooling fan relay.
The furnace installation must conform with local building codes or in the absence of local codes, with the latest edition of the (U.S.)
National Fuel Gas Code ANSI Z223.1 (NFPA-54) or Canadian Installation Codes CAN/CGA-B 149.
For complete information on installation standards consult the (U.S.) National Fuel Gas Code, obtainable from the National Fire
Protection Association, Inc., Batterymarch Park, Quincy, MA 02269 or the American Gas Association, 1515 Wilson Boulevard Arlington,
VA 22209 or the Canadian installation codes obtainable from Canadian Standards Association, 178 Rexdale Boulevard, Etobicoke,
Ontario, Canada M9W 1R3.
This furnace is designed for a minimum continuous return-air temperature of 60°F dB or intermittent operation down to 55*F dB such
as when used with a night setback thermostat. Return-air must not exceed a maximum continuous temperature of 85"F dB.
These instructions are written for individual residential installation only. For multi-unlt installations, please contact
manufacturer for recommendations.
20246506 Issue 9939 Page I of 22
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