kozy heat PRC-36 User manual

WARNING:Iftheinformationintheseinstructions
is not followed exactly, a fire or explosion may
result, causing property damage, personal injury
or loss of life.
MODELS:
#PRC-36 / #PRC-36-RF
‘PRINCETON’
Direct Vent Gas Fireplace
INSTALLATION AND
OPERATING MANUAL
US Patent #6004493
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 electrical switches; do not use the
phone in your building.
Immediately call your gas supplier from a
neighbor’s phone. Follow your gas supplier’s
instructions.
If you cannot reach your gas supplier, call the fire
department.
Installation & service must be performed by a qualified
installer, service agency, or the gas supplier.
This appliance is only for use with the type(s) of gas
indicated on the rating plate and may be installed in an
aftermarket permanently located, manufactured (mobile)
home,where notprohibited bylocalcodes. See owner’s
manual for details. This appliance is supplied with a
conversion kit.
IMPORTANT:
READ INSTRUCTIONS CAREFULLY BEFORE INSTALLATION. FAILURE TO
INSTALL THIS FIREPLACE CORRECTLY CAN CAUSE SERIOUS STRUCTURAL
AND FIRE HAZARDS AND MAY VOID YOUR WARRANTY.
www.kozyheat.com
Report No. 216-F-10-5 May 2007

Page 1
INDEX
DESCRIPTION PAGE
SAFETYREQUIREMENTS/SPECIFICATIONS......................................................................................2-3
MINIMUMCLEARANCES........................................................................................................4-5
TYPICALINSTALLATIONOPTIONS................................................................................................ 5
VENTINGREQUIREMENTS......................................................................................................5-9
MINIMUM/MAXIMUMVENTINGREQUIREMENTS...............................................6
HORIZONTALVENTING................................................................... 6-7
TERMINATIONCAPLOCATION ..............................................................8
VERTICALVENTING........................................................................9
DETERMINELOCATION ......................................................................................................10-11
VENTSYSTEMFRAMING ..................................................................10
ROUGH-INDIMENSIONS...................................................................11
PREPARETHEFIREPLACE ..................................................................................................... 12
POSITIONTHEFIREPLACE ..................................................................................................... 13
REMOVETHEGLASSASSEMBLY...........................................................13
DIRECTVENTCHIMNEYINSTALLATION ........................................................................................14-15
KOZY HEAT #800 SERIES FLEXIBLE TERMINATION KIT INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . 14-15
FANINSTALLATION .........................................................................................................16-18
MODEL#PRC-36 ...................................................................... 16-17
MODEL#PRC-36-RF ......................................................................18
GASLINESPECIFICATIONS...................................................................................................19-20
SECURETHEMILLIVOLTBOARD ............................................................................................... 20
ADJUST COMBUSTION AIR INTAKE SHIELD - VERTICAL TERMINATIONS ONLY . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
LOGINSTALLATION ........................................................................................................... 21
THERMOSTAT - WALL SWITCH - REMOTE CONTROL INSTALLATION (MODEL #RPC-36 ONLY) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
COMPLETETHEINSTALLATION...............................................................................................23-24
MODEL#PRC-36 LIGHTING&SHUTDOWN...................................................................................25-26
MANIFOLD&INCOMINGPRESSURECHECKPROCEDURES ...................................................... 27
MODEL#PRC-36-RF LIGHTING&SHUTDOWN...................................................................................28-29
MANIFOLD&INCOMINGPRESSURECHECKPROCEDURES ...................................................... 30
CLEANING&MAINTENANCEREQUIREMENTS .................................................................................... 31
MILLIVOLTBOARDREMOVAL/INSTALLATION..................................................................................32-34
TROUBLESHOOTING ........................................................................................................35-36
REPLACEMENTPARTSLISTS................................................................................................... 37
WARRANTYPOLICY .........................................................................................................38-39

Page 2
IMPORTANT:
READ THIS MANUAL BEFORE INSTALLING AND USING THIS FIREPLACE
MODEL #PRC-36 PRINCETON’ DIRECT VENT GAS FIREPLACE
This fireplace has been tested to and complies with ANSIZ21.88B-2003CSA 2.33B-2003“VENTED GAS FIREPLACE HEATERS”
byOMNI-TestLaboratories, Beaverton,OR. Installationmustconformwithlocalbuildingcodesorintheabsenceoflocalbuilding
codes, with the NationalFuel Gas Code,ANSI Z223.1/NFPA 54 - Current Edition, orthe Natural orPropane Installation Code, CSA
B149.1.
COMMONWEALTH OF MASSACHUSETTS
INSTALLATIONS
WARNING: This Product Must Be Installed By A Licensed
Plumber Or Gas Fitter When Installed Within The
Commonwealth of Massachusetts.
IMPORTANT: Installation of a CO detector is required in
the fireplace room.
WARNING: Do not use this fireplace if anypart has been
under water. Immediately call a qualified service
technicianto inspectthisapplianceand to replaceanypart
of the control system and any gas control which has been
under water.
WARNING:
DO NOT REPLACE THIS BURNER UNIT WITH ANY
OTHER SIZED BURNER. REPLACEMENT WITH AN
UNAUTHORIZED BURNER CAN RESULT IN
TEMPERATURES EXCEEDING THE LIMITS FOR THIS
FIREPLACE, AND VOID YOUR WARRANTY.
IMPORTANT: NON-COMBUSTIBLE FACING MATERIAL
MAYBE APPLIED OVER THE FACE. TO PREVENTTHE
FACING MATERIAL FROM CRACKING AND FALLING
OFF DUE TO EXPANSION OF THE FACE WHEN
HEATED, DO NOT ATTACH FACING MATERIAL
DIRECTLY TO THE FACE OF THE UNIT. DO NOT
OBSTRUCT THE FLOW OF VENTILATION AIR.
CONSULTYOUR LOCALOR NATIONAL INSTALLATION
CODES TO ASSURE THAT ADEQUATE COMBUSTION
AND VENTILATION AIR IS AVAILABLE.
INSPECT THEFIREPLACE & ALL COMPONENTS
Inspect the fireplace, ventsystem & allcomponents. Contact yourdealer ifany parts are damagedor missing. Do not
install the fireplace with damaged, incomplete, orsubstitute parts.
PLANNING THE INSTALLATION
Prior to installation of this fireplace, the following must be considered:
Location of fireplace.
Configuration of vent system.
Gas piping.
Electrical wiring (if needed).
Framing.
Hearth height, width & depth. NOTE: Ahearth isrequired -referto page #4for complete information.
Materialsused for finishing the fireplace.
Optional accessories used.
NOTE: Whenthefireplaceisinstalleddirectlyoncarpeting,tile,orothercombustiblematerialsotherthanwoodflooring,itmust
beinstalledonametalorwoodpanelextendingthefullwidthanddepthofthefireplace. Theminimumforthesupportplatform
under thefireplace is35 7/8"wide by 21 3/8" deep.
Ifmasonryistobeused(optional),preparethenecessaryfoundationforthemasonryload.Whenmasonryconstructionisbeing
used, a lintel must be used over the topof thefireplace to support the addedweight.

Page 3
SPECIFICATIONS
Height ...................................32"
Height to top of stand-off . . . . . . . . . . . . . . . . . . . . . 42"
Front width ............................ 35 7/8"
Backwidth............................. 24 5/8"
Depth................................. 21 3/8”
Refer to Diagrams for additional measurements.
FIGURE 1

Page 4
INSTALLATION REQUIREMENTS:
Minimum clearances from the fireplace to combustible materials:
From face top: 10 "
From left & right sides & back: 1/2"
From face sides: 1/4"
Fireplace bottom to flooring: 0"
Fireplace top to ceiling: 31"
Fireplace side to adjacent sidewall: 10"
Fireplace front: 36"
MANTEL REQUIREMENTS*:
Fireplace top to 10" mantel: 15" minimum*
Projection: 3/4" maximum projection allowed
at a minimum of 10" from unit top.
*Mantel height must be raised 1" for every additional 1" of depth.
See chart at right for mantel requirements. No mantel is allowed
from 0" - 15" from the top of the fireplace.
HEARTH REQUIREMENTS - Figures 2A & 2B.
When the fireplace is installed on carpet, tile or other combustible material, it must be installed on a metal or wood
panel extending the full width & depth of the fireplace. The minimum platform size is 35 7/8" wide X 21 3/8" deep.
HEARTH EXTENSION REQUIREMENTS:
!COMBUSTIBLE MATERIAL HEARTH EXTENSION: The minimum hearth extension height when using
combustible material is 2" high. The maximum hearth extension depth when using combustible material
is: 6" deep. Refer to Figure 2A.
!FLOOR PROTECTION: Non-combustible floor protection in front of the fireplace must be used when this
fireplace is raised less than 2" above the floor. This non-combustible floor protection must extend 14" in
front of the fireplace and extend the entire width of the fireplace. Refer to Figure 2B.
!FLOOR PROTECTION IN FRONT OF THE FIREPLACE IS NOT NEEDED IF THE FIREPLACE IS
RAISED 2" OR MORE ABOVE THE COMBUSTIBLE FLOORING.
Figure 2A
Figure 2B
Combustible material: Minimum hearth extension height: 2"
Maximum hearth extension depth: 6" Non-combustible material required in front of the fireplace
when the fireplace is raised less than 2" above the floor.
Minimum hearth extension size:36" wide x 14" deep.

Page 5
VENTING REQUIREMENTS:
THISFIREPLACEISAPPROVEDFORUSEWITHTHEFOLLOWING 5"X8"DIRECTVENTSYSTEMS: SIMPSON DURA-VENTDV-GS,
AMERI-VENT, AND SELKIRK METALBESTOS.
THISFIREPLACEISALSOAPPROVEDFORUSEWITHTHEKOZYHEAT#800SERIESFLEXIBLEVENTSYSTEMFORHORIZONTAL
VENTING APPLICATIONS.
THIS FIREPLACE IS DESIGNED TO BE USED WITH ANY OF THE ABOVE VENT SYSTEMS WITHOUTTHE USE OF AN ADDITIONAL
ADAPTOR.
Contact your dealer for the appropriate venting components for your specific application.
VENT SYSTEM CLEARANCES:
Dura-Vent, Ameri-Vent, or Selkirk Metalbestos chimney systems: Horizontal Sections: Top: 3"
Sides & bottom: 1"
Vertical Sections: All sides: 1"
#800 Series Flex Vent System: Top: 3"
Sides & bottom: 1"
IMPORTANT: THE KOZY HEAT WALL THIMBLE PASS-THRU, PART #800-WPT MUST BE USED ON
ALL HORIZONTAL VENT RUNS. THE MINIMUM WALL THICKNESS FOR THIS PASS-
THRU IS 4 ½" AND THE MAXIMUM WALL THICKNESS IS 7 ½”.
TYPICAL INSTALLATION OPTIONS:
Typical Horizontal Installation - Figure 3A Typical Vertical Installation - Figure 3B
Typical Corner
Installation - Figure 3C Clearance to Combustible Material
diagram - Figure 3D
Referto the ventsystem manufacturer’sinstallation manualforcomplete installationinstructions. Installation mustconform with the venting
requirements & restrictions as outlined in this manual.
IMPORTANT: Consult the local and national installation codes to ensure that adequate combustion and ventilation air is available.

Page 6
VENTING SPECIFICATIONS:
IMPORTANT: Flame height and appearance will vary depending upon venting configuration and type of fuel used.
HORIZONTAL TERMINATIONS:
IMPORTANT: The horizontal heat shield included with this fireplace must be installed when using a 45-degree elbow to
horizontally position the vent system.
Minimum: 45-degree elbow at start followed by 6" section, then termination cap.
Maximum: Option #1: 45-degree elbow at start followed by a maximum 5 ft.
Option #2: 6" section at start followed by a 45-degree elbow then maximum horizontal 10 ft.
VERTICAL TERMINATIONS: Minimum: 45-degree elbow at start followed by 2 ft.
Maximum: 45-degree elbow at start followed by a maximum 30 ft.
CORNER INSTALLATION: 45-degree elbow at start to vertically position the vent system, then a 90-degree elbow to
horizontally position the vent system, then the appropriate vent section or adjustable
vent section to accommodate the exterior wall thickness.
ELBOWS: FOR EACH ADDITIONAL ELBOW USED AFTER THE FIRST ELBOW, 3 FT.MUST BE SUBTRACTED FROM THE
MAXIMUM VENTING ALLOWED. NOTE: (2) 45-DEGREE ELBOWS MAY BE USED IN PLACE OF (1) 90-
DEGREE ELBOW.
HORIZONTAL & VERTICAL COMBINATION: 25 ft. - 10 ft. maximum horizontal / 15 ft. maximum vertical.

Page 7
MINIMUM HORIZONTAL VENTING
IMP0RTANT: THE KOZY HEAT WALL PASS-THRU, PART #800-WPT MUST BE USED ONALL HORIZONTAL VENT RUNS.
THE MINIMUM WALL THICKNESS FOR THIS PASS-THRU IS 4 ½" AND THE MAXIMUM WALL THICKNESS
IS 7 ½".
Minimum horizontal venting
NOTE: HorizontalVentHeatshield must beinstalled whenusing
a 45-degree elbow to horizontally position the vent system.
Horizontal Vent
NOTE: Option #1 shown in Figure 4A. Heat Shield
A maximum horizontalrun of
5 feet is allowed for thisventing
configuration.
Horizontal
Termination cap 45 degree
elbow
Min. 6" pipe
Figure 4A
Minimum corner installation
NOTE: HorizontalVentHeatshield is not used on
corner venting configurations. Horizontal Termination cap
Min. 9"section (2" x 4" construction)
Figure 4B or the adjustable pipe to accommodate the
exterior wall thickness.
90-degree elbow
45-degree elbow

Page 8
TERMINATION VENT CAP LOCATION:
This gas appliance must not be connected to a chimney flue serving another type of appliance.
GENERAL:
1. Terminations against vinyl siding must use a vinyl siding protector. Follow instructions included.
2. DO NOT RECESS TERMINATION KIT INTO OUTSIDE BUILDING MATERIALS - i.e.: brick, stone, siding, etc.. If necessary,
extend framing so that termination kit will be exposed once building materials are installed.
3. Vent termination must not be located where it will become plugged by snow or other material. The flow of combustion
and ventilation air must be not obstructed.
LOCATION CLEARANCES:
1. Above grade, veranda, porch, deck, balcony - 12". (A)
2. Operable window - 12". (B)
3. Permanently closed window* - 12" (recommended to prevent condensation on window). (C)
4. Ventilated soffit* - 24". (D)
5. Unventilated soffit* - 12". (E)
6. Outside / inside corner* - 6". (F)
7. Meter / Regulator: NOT TO BE INSTALLED ABOVE within 3 ft. horizontally from the center line of the regulator.
8. Service regulator vent outlet - 3 ft. radius.
9. Non-mechanical air supply inlet to building - 12".
10. Combustion air inlet to any other appliance - 12".
11. Mechanical air supply inlet (G) - CANADA: 6 ft. US: 3 ft. above if within 10 ft. horizontally.
NOTE: Massachusetts installations: 10 ft.
12. Above furnace exhaust or inlet - 12".
13. Above paved side-walk or paved driveway located on public property - 7 ft. (H)
NOTE: A vent cannot be located directly above a side-walk or paved driveway that is located between two single family
dwelling and serves both dwellings.
14. Under veranda, porch, deck, or balcony (must be fully opened on a min. of 2 sides) - 12". (I)
15. Between two horizontal terminations - 12".
16. Between two vertical terminations - 12". (J) - Note: May be the same height.
*Clearance must be in accordance with local installation codes & the requirements of the gas supplier.
Figure 5

Page 9
WHEN VERTICALLY TERMINATING, THE MINIMUM CHIMNEY HEIGHT ABOVE THE ROOF LINE IS
DETERMINED BY THE FOLLOWING CHART:
Roof Pitch Minimum Chimney Height Roof Pitch Minimum Chimney Height
Flat to 6/12 1 ft. 13/12 to 16/12 6 ft.
6/12 to 9/12 2 ft. 17/12 to 21/12 8 ft
10/12 to 12/12 4 ft.
CAUTION: This gas appliance must not be connected to or joined with any chimney flue
serving any other appliance.
Vertical Termination Cap
NOTE: Horizontal Vent Heat shield is not used on
vertical venting configurations.
Max. Vertical Height: 30 ft.
Figure 6A
45 elbow
o