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GAS-FIRED VENTED
WALL FURNACE
J
INSTALLATION
AND
OPERATING
INSTRUCTIONS
P/N 84502
REV. 11/04
IIL :
GAS
W255F,
W355F,
W505F
S
W256F,
W356F,
W502F
i
W506F
WARNING:
If the information
in this manual
is not
followed
exactly,
a fire or explosion
may
result
causing
property
damage,
personal
injury
or loss of life.
Do not store or use gasoline or other flammable
vapors and
liquids
in the vicinity of this or any other appliance.
WHAT
TO DO IF YOU
SMELL
GAS:
•
Do not try to light
any appliance.
•
Do not touch
any electrical
switch;
do not use any phone
in
your
building.
•
Immediately
call your
gas supplier
from
a neighbor's
phone.
Follow
the gas supplier's
instructions.
•
If you cannot
reach
your
gas supplier,
call the fire department.
INSTALLATION
AND
SERVICE
MUST
BE
PERFORMED
BY A QUALIFIED
INSTALLER,
SERVICE
AGENCY
OR THE
GAS
SUPPLIER.
umiRini_iin_
s_yARNING:
Operation
of this furnace
when not connected
to a properly
installed
and maintained
venting
I
em can result in Carbon
Monoxide
(C.O.) poisoning
and possible
death.
For your safety, this furnace
and
I
Ithe venting
system should be inspected
at least annually
by a qualified
service
person.
This appliance is equipped with a blocked flue switch designed to protect a_ainst a blocked flue condition.
The coating selected to provide longer life to the heat exchanger may smoke slightly upon initial firing. Please
3rovide adequate ventilation if this occurs.
This heater may be installed without recessing into stud space by using optional FSK (Free Standing Kit).
This unit is not approved for installation in mobile homes, greenhouses, or environlnents involving dusty, wet,
corrosive, or explosive conditions.
Such conditions will invalidate the warranty and may create unsafe conditions.
THIS UNIT IS NOT TO BE INSTALLED
IN MOBILE
HOMES.
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Summary of Contents for COZY W252F
- Page 1 GAS-FIRED VENTED WALL FURNACE INSTALLATION OPERATING INSTRUCTIONS P/N 84502 REV. 11/04 IIL : W506F W502F W255F, W355F, W505F W256F, W356F, WARNING: If the information in this manual is not followed exactly, a fire or explosion result causing property damage, personal injury or loss of life.
- Page 2 CONTENTS hmoduction ..........Rear Register Kit Instructions ........Specifications ..........Lighting Instructions ........... 10!11 Safety Rules ..........Pilot Adjustment ............Clemances ............ Burner Flame Adjustment ..........Controls ............Maintenance Instructions ........... Combustion & Ventilation Air ....WFF81 Fro1Instructions ..........13/14 Venting ............
- Page 3 SAFETY RULES CONTROLS The wall furnace should be located near the center of All controls are preassembled at the factory. the house tSr best heat distribution. integral snap-bulb type thermostat is used, make sure Due to high temperatures, the appliance should be that sensing bulb is located on the bottom of gas valve located out of traffic and away from furniture and...
- Page 4 COMBUSTION AND VENTILATION ALL COMBUSTION AIR FROM ADJACENT INDOOR SPACES When installed, this gas appliance must be provided with flesh air for combustion, THROI_YGH INDOOR COMBrcYSTION AIR OPENINGS ventilation, and dilution of hot flue gases. The minimum required volume of the area where the appliance is installed should be 50 cubic feet per 1,000 bin/hr.
- Page 5 VENTING USING ADJACENT STUD SPACE FOR ALL COMBUSTION This appliance must be properly connected to a venting FROM OUTSIDE system. Consult local ordinances governing venting. Install only HOLES CONNECTING UL listed type BW 4" oval gas vent. When the vent enters the TO VENTILATED ATTIC attic, a listed type B- 1 round flue pipe may be used.
- Page 6 ROUGH-IN INSTRUCTIONS WARNING: Do not bypass the blocked flue NOTE: Maximum wall thickness for a dual switch. To do so could expose the consumer to wall (W501, W502, W505, W506) installation property damage, personal iniury or possible death. is 5-3/8". STEP 1.
- Page 7 STEP 4.Remove double ceiling plate between studs. ROUGH-IN INSTRUCTIONS Install one ceiling plate spacer across the cut out in ceiling plate. Install vent pipe into position, be sure to lock bottom of vent pipe into the base FIGURE plate. Nail second ceiling plate spacer in place. (See Fimlre C, Page 6).
- Page 8 INSTALLATION STEP To place furnace into position, grasp furnace and lift so furnace flue vent and header plate vent opening engage. Do not use burner or gas control to lift heater. Lift furnace upward and B-W VENT swing bottom into wall opening until legs rest on floor plate and are flush to finished wall.
- Page 9 CAUTION: Label all wires prior to disconnection when servicing Manual Reset controls. Wiring errors can cause improper Blocked Flue Switch dangerous operation. Verify proper operation after servicing. WIRING INSTRUCTIONS GRAVITY WALL FURNACE WARNING: Failure to locate the thermostat properly or to wire the furnace correctly may result in continuous operation, BULB MODELS control damage or failure to operate.
- Page 10 LIGHTING INSTRUCTIONS MODELS: W255F, W256F / W355F, W356F / WS05F, WS06F YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not follow these instructions exactly, a fire or explosion result causing property damage, personal injury or loss of life. This appliance has a pilot which ll_lUSt b e lighted •...
- Page 11 LIGHTING INSTRUCTIONS MODEL: W251F, W252F / W351F, W352F / W501F, W502F FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not follow these instructions exactly, a fire or explosion may result causing property damage, personal injury or loss of life. This appliance has a pilot which must be lighted by •...
- Page 12 PILOT ADJUSTMENT MAINTENANCE INSTRUCTIONS Locate the pilot adjustment screw on the valve. The pilot Installation and repair should be done b¥ a qualified flame should surround at least the top 3/8" of the powerpile service person. The appliance should be inspected bel\3re (pilot generator) or thermocouple (see below).
- Page 13 WFF81-C MODEL OPTIONAL FAN KIT INSTALLATION INSTRUCTIONS NOTE: This fm_ kit is to be installed after installation of wall furnace and with the wall furnace front panel in place. STEP 1. This appliance, when installed, must be electrically grounded in accordance with local codes, or in the absence of local codes, with the latest edition of the National Electric Code, ANSI/NFPA No.
- Page 14 WFF81-C WIR1NG SCHEMATIC Ground L 1 Black 115 VAC WHITE BLACK FAN SWITCH BLACK BLACK BLACK GREEN GROUND WIRE 115 VAC 60 HZ - Less than 12 Amps. If any of the original wire as White supplied with this appliance must be replaced, it must be replaced with type thermoplastic 105 degree C wire or its equivalent.
- Page 15 TROUBLE SHOOTING CHART for qualified serviceman - MAIN BURNER POSSIBLE CAUSES CORRECTIVE ACTION SYMPTOM Flame too large i. Defective operator section of gas valve. Replace complete valve. 2. Burner orifice too large. Check with local gas company for proper orifice size and replace.
- Page 16 TROUBLE SHOOTING CHART - AUTOMATIC PILOT & VALVE SYMPTOM POSSIBLE CAUSES CORRECTIVE ACTION Burner won't 1. Re-adjust pilot flame using adjustment on 1. Pilot flame too large or too small. combination control valve. mm on 2. Clean pilot orifice with air or solvent, do 2.
- Page 17 Prices and specifications subject GRAVITY WALL FURNACE to change without notice. All LIST PRICES - - JU2qE 2004 prices are F.O.B. factory. SINGLE WALL FURNACE DUAL WALL FURNACE Model Numbers Nat. Nat. L.P. Model Numbers W251F W252F W501F W502F <_:_>:, W351F W352F W255F W256F v,.@...
- Page 18 For prompt parts service, contact the wholesaler from which you purchased your Cozy heater. NOTE: Parts & schematic drawings on current models are shown at _v.cozyheaters.com.
- Page 19 IMPORTANT SAFETY BULLETIN ON YOUR GAS CONTROL AND PILOT LIGHT SYSTEM FOR HEATING EQUIPMENT WHAT YOU DON'T KNOW CAN HURT YOU. Your pilot light system has been designed for sate and reliable operation. Although safety mechanisms are built-in, the potential for hazard exists.
- Page 20 10 Years Cozy Gas Fired Counterflow Furnace 10 Years Cozy Gas Fired Counterflow Direct Vent Furnace 10 Years Cozy Gas Fired Mobile Home Direct Vent Furnace 10 Years Cozy Gas Fired Hi-Efficient Direct Vent Wall Furnace LOUISVILLE T1N AND STOVE COMPANY EO.