Upflow/Horizontal — Downflow/Horizontal, Gas-Fired Furnaces,
“Fan Assisted Combustion System”
ALL phases of this installation must comply with
NATIONAL, STATE AND LOCAL CODES
IMPORTANT — This Document is customer property and is to
remain with this unit. Please return to service
information pack upon completion of work.
A341789P12
INSTALLER’S GUIDE
Upflow/ Horizontal* Downflow/ Horizontal*
For VENT SIZING INFORMATION see:
USA —
National Fuel Gas Code ANSI Z223.1/ NFPA 54 (latest version)
CANADA—
Natural Gas Installation Code CAN/ CGA-B149.1 (latest version)
Propane Installation Code CAN/ CGA-B149.2 (latest version)
*Horizontal Conversion for these furnaces may be left
or right side rotation.
18-CD34D1-5-EN
OPTIONAL ACCESSORIES
Model Number Description
BAYBASE205 Downflow subbase for downflow models
only
BAYFLTR200 External side filter rack
BAYFLTR203 Filter kit horizontal for 17.5" cabinet
BAYFLTR204 Filter kit horizontal for 21" cabinet
BAYFLTR205 Filter kit horizontal for 24.5" cabinet
BAYFLTR317 Cleanable filter for 17.5" cabinet upflow
only
BAYFLTR321 Cleanable filter for 21" cabinet upflow
only
BAYFLTR324 Cleanable filter for 24.5" cabinet upflow
only
BAYLPKT210B Propane conversion kit
BAYLPSS210B LP kit with stainless steel burners
BAYRACK960A Internals filter rack kit for upflow models
BAYVENT800B Masonry chimney vent kit for upflow only
KIT09224 Filter clip kit
BAYBRCKFLT10 Downflow bracket kit
FLR01185 Filter for 14-1/2" cabinet downflow only
FLR01186 Filter for 17-1/2", 21", 24-1/2" cabinet
downflow only
M801P040AU24AA
M801P060AU24AA
M801P060AU36AA
M801P080BU36AA
M801P080BU48AA
M801P100BU36AA
M801P100CU48AA
M801P100CU60AA
M801P120DU60AA
M801P140DU60AA
M801P060AD24AA
M801P060AD36AA
M801P080BD45AA
M801P100CD48AA
M801P100CD60AA
M801P120DD60AA
M801P140DD60AA
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