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—Donotstoreorusegasolineorotherammablevapors
andliquidsinthevicinityofthisoranyotherappliance.
— WHAT TO DO IF YOU SMELL GAS
•Donottrytolightanyappliance.
•Donottouchanyelectricalswitch;donotuseany
phoneinyourbuilding.
•Immediatelycallyourgassupplierfromaneighbor’s
phone.Followthegassupplier’sinstructions.
•Ifyoucannotreachyourgassupplier,callthere
department.
—Installationandservicemustbeperformedbyaqualied
installer,serviceagencyorthegassupplier.
!
WARNING:Iftheinformationintheseinstructions
isnotfollowedexactly,areorexplosionmayresult
causingpropertydamage,personalinjuryorlossoflife.
INSTALLER:Leavethismanualwiththeappliance.
CONSUMER:
Retainthismanualforfuturereference.
DIRECT VENT
COUNTERFLOW
WALL FURNACE
Installation and
OperatingInstructions
Cozy Heating Systems, LLC | cozyheaters.com | 855-589-5380 | 3230 Industrial Pkwy | Jeffersonville, IN 47130
performed by a qualied service agency. DO NOT attempt any of these procedures if you are not qualied as this could expose you to
property damage, personal injury, or loss of life and will invalidate all warranties.
- This unit is for residential use only and is not approved for installation in greenhouses, or environments involving dusty, wet, corrosive,
or explosive conditions. Such conditions will invalidate the warranty and may create unsafe conditions.
- The appliance may be installed in an aftermarket permanently located, manufactured home (USA only) or mobile home, where not
prohibited by local codes. This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not
convertible for use with other gases, unless a certied kit is used.
- The coating selected to provide
longer life to the heat exchanger
may smoke slightly upon initial
ring. Please provide adequate
ventilation if this occurs.
- Installation, maintenance, service,
troubleshooting & repairs must be
NATURAL GAS - DVCF403C-H, DVCF553C-H, DVCF407C-H, DVCF557C-H
PROPANE GAS - DVCF404C-H, DVCF554C-H, DVCF408C-H, DVCF558C-H
DVCF55
DVCF40
WARNING: Operation of this furnace without the properly installed, furnished vent system and vent cap could result in Carbon
Monoxide (CO) poisoning and possible death. For your safety, this furnace and the vent system should be inspected at least
annually by a qualified service technician.