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NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.
Installation and Operation Instructions
900300-00, 01/2018
Innovative Hearth Products
DRT35ST and DRT35PF Direct-Vent Gas Fireplaces
OPERATION
CONGRATULATIONS!
In selecting this Innovative Hearth Products
direct-vent gas appliance you have chosen
the finest and most dependable fireplace
to be found anywhere. It is a beautiful,
prestigious alternative to a wood burning
fireplace. Welcome to a family of tens of
thousands of satisfied Innovative Hearth
Products fireplace owners.
Please carefully read and follow all of the
instructions found in this manual. Please
pay special attention to the safety instruc-
tions provided in this manual. The Instal-
lation and Operation Instructions included
here will assure that you have many years
of dependable and enjoyable service from
your Innovative Hearth Products fireplace.
INTRODUCTION
The fireplace models covered in this manual
are direct-vent sealed combustion gas fireplace
heaters designed for residential application.
These direct-vent appliances operate with the
combustion chamber completely isolated from
the indoor environment.
All air for combustion is brought in from the
outside and exhaust gases are vented through
the same direct-vent, co-axial (intake/exhaust)
vent system.
The
Millivolt
appliances have a millivolt gas
control valve with piezo ignition system. If any
optional accessories which require electrical
power are being installed, the electrical power
must be provided at the time of appliance in-
stallation.
WARNING
Improper installation, adjust-
ment, alteration, service or
maintenance can cause injury
or property damage. Refer to
this manual. For assistance or
additional information consult
a qualified installer, service
agency or the gas supplier.
AVERTISSEMENT
Les enfants et les adultes
devraient être infor-més des
dangers que posent les tempéra-
tures de surface élevées et se
tenir à distance afin d’éviter des
brûlures ou que leurs vêtements
ne s’enflamment.
WARNING
Clothing or other flammable
material should not be placed
on or near the appliance.
AVERTISSEMENT
On ne devrait pas placer de
vêtements ni d’autres matières
inflammables sur l’appareil ni
à proximité.
WARNING
Children and adults should be
alerted to the hazards of high
surface temperature and should
stay away to avoid burns or
clothing ignition.
GENERAL INFORMATION
DO NOT ATTEMPT TO ALTER OR MODIFY
THE CONSTRUCTION OF THE APPLIANCE
OR ITS COMPONENTS. ANY MODIFICA-
TION OR ALTERATION MAY VOID THE
WARRANTY, CERTIFICATION AND LIST-
INGS OF THIS UNIT.
The
Electronic
appliances are designed to
operate on either natural or propane gas. An
electronic intermittent pilot system provides
safe, efficient operation. External electrical
power is required to operate these units.
These appliances comply with National Safety
Standards and are tested and listed by PFS
Corporation (Report No. F14-165) to ANSI
ZZ21.88 (in Canada, CSA-2.33), and CAN/
CGA-2.17-M91 in both USA and Canada, as
vented gas fireplace heaters.
The Installation must conform to local codes
or, in the absence of local codes, with the
National Fuel Gas Code, ANSI Z223.1/NFPA
54-latest edition, or the Natural Gas and Propane
Installation Code, CAN/CGA B149.1-latest edi-
tion. The appliance, when installed, must be
electrically grounded in accordance with local
codes or, in the absence of local codes, the
latest edition of the National Electrical Code,
ANSI/NFPA 70, or the Canadian Electrical Code,
CSA C22.1 - latest editions.
NOTE:
• If the barrier becomes dam-
aged, the barrier shall be re-
placed with the manufacturer’s
barrier for this appliance.
• For use with barrier(s) Part
No(s). J7424 (ST Models) and
J7424 and J7425 (PF Models).