COZY W255G - Table of Contents; Introduction; Specifications

page 2 84502-C
CONTENTS
READ CAREFULLY BEFORE INSTALLING UNIT
This appliance must be installed in accordance with local codes, if any; if not, follow the National Fuel Gas Code, ANSI
Z223.1/ NFPA 54 or the Natural Gas and Propane Installation Code, CSA-B149.1.
This appliance, when installed, must be electrically grounded in accordance with local codes, or in the absence of
local codes, with the National Electrical Code, ANSI/NFPA 70, or Canadian Electrical Code, CSA C22.1, if an external
electrical source is utilized.
ANSI Standards:
THE AMERICAN
GAS ASSOCIATION
1515 Wilson Blvd.
Arlington, Virginia 22209
NFPA Standards:
THE NATIONAL FIRE
PROTECTION ASSOCIATION
Batterymarch Park
Quincy, MA. 02269
Canadian Standards:
INTERNATIONAL
APPROVAL SERVICES
178 Rexdale Blvd.
Etobicoke, Ontario, Canada M9W 1R3
NOTE: If optional rear register kit is to be used, see supplemental installation instructions (No. 84504) and section marked
“Special Instructions for Rear Register Kit Application” prior to installation of Rough-In.
INTRODUCTION
THIS IS A GAS-FIRED, GRAVITY VENTED WALL FURNACE THAT WILL OPERATE SAFELY AND PROVIDE AN
EFFICIENT SOURCE OF HEAT WHEN INSTALLED, OPERATED AND MAINTAINED AS RECOMMENDED IN THESE
INSTALLATION AND OPERATING INSTRUCTIONS. READ THESE INSTRUCTIONS THOROUGHLY BEFORE
INSTALLING, SERVICING, OR USING THE APPLIANCE. IF YOU DO NOT UNDERSTAND ANY PART OF THESE
INSTRUCTIONS, CONSULT LOCAL AUTHORITIES, OTHER QUALIFIED INSTALLERS, SERVICE TECHNICIAN, THE
GAS SUPPLIER OR THE MANUFACTURER.
SPECIFICATIONS
Your vented wall furnace comes packed in a single carton. (For wall thermostat models that includes the thermostat,
thermostat wire, and insulated staples). Before installing the wall furnace check the rating plate to verify that the Model
Number is correct and that the wall furnace is equipped for the type gas you intend to use.
Introduction .................................................................. 2
Specications ........................................... 2
Safety Rules ............................................. 3
Clearances ................................................................... 3
Controls ........................................................................ 3
Combustion & Ventilation Air ..................................... 4-5
Venting ....................................................................... 6-7
Rough-In Instructions ................................................... 7
Installation .................................................................... 9
Wiring Instructions ...................................................... 10
Lighting Instructions ..................................................... 11
Pilot Adjustment .......................................................... 12
Burner Flame Adjustment ........................................... 12
Maintenance Instructions ............................................ 12
BBSK Kit Instructions ............................................. 13-15
WFF81 Fan Instructions ............................................. 16
40542 Rear Register Kit Instrucitons ..................... 17-18
Trouble Shooting Chart ......................................... 19-20
Parts Drawing ............................................................. 21
Parts List ................................................................ 22-23
Warranty ..................................................................... 24
Model Type Type BTU / Hr Vent Gas Ship
Rear Reg. Kit Fan Kit
No. Control Gas Input Size Inlet Finished Dimensions Weight Model Weight Model Weight
SINGLE WALL FURNACE
W255G Wall Stat Nat. 25,000 4” 1/2” 16.5” w x 68” h x 6.5” d 90lbs 40542 5lbs WFF81 10lbs
W256G Wall Stat L.P. 25,000 4” 1/2” 16.5” w x 68” h x 6.5” d 90lbs 40542 5lbs WFF81 10lbs
W355G Wall Stat Nat. 35,000 4” 1/2” 16.5” w x 68” h x 6.5” d 90lbs 40542 5lbs WFF81 10lbs
W356G Wall Stat L.P. 33,000 4” 1/2” 16.5” w x 68” h x 6.5” d 90lbs 40542 5lbs WFF81 10lbs
DUAL WALL FURNACE
W505G Wall Stat Nat. 50,000 4” 1/2” 16.5” w x 68” h x 6.5” d 134lbs N/A N/A WFF81 10lbs
W506G Wall Stat L.P. 50,000 4” 1/2” 16.5” w x 68” h x 6.5” d 134lbs N/A N/A WFF81 10lbs
The State of Massachusetts requires that
installation and service of a gas appliance be
performed by a plumber or gas tter licensed in
the Commonwealth of Massachusetts.