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U33I
U33I-ST
I N S TA L L AT I O N M A N U A L
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. Installation and
service must be performed by a qualified installer, service agency or the gas supplier.
C#4 001609
CERTIFIED TO: ANSI Z21.88 / CSA 2.33 VENTED GAS FIREPLACE HEATERS
C-16923
C# 4001609
CSA 2.17 GAS FIRED APPLIANCES FOR HIGH ALTITUDES

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Summary of Contents for Urbana U33I

  • Page 1 U33I U33I-ST I N S TA L L AT I O N M A N U A L 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. Installation and service must be performed by a qualified installer, service agency or the gas supplier.
  • Page 2 Safety Information Retain this manual for future reference. WARNING: FIRE OR EXPLOSION HAZARD Failure to follow safety warnings exactly could result in serious injury, death, or property damage. Do not store or use gasoline or other flammable vapours and liquids in the vicinity of this or any other appliance.
  • Page 3 • Do not abuse the glass by striking it or slamming the door shut. If the Urbana unit is pulled out of its installation, and the vent-air intake system is disconnected for any reason, ensure...
  • Page 4 This appliance has been tested by INTERTEK and found to comply with the established VENTED GAS FIREPLACE HEATER standards in CANADA and the USA as follows: VENTED GAS FIREPLACE HEATER (U33I-T NATURAL GAS, PROPANE GAS) CERTIFIED TO: ANSI Z21.88 / CSA 2.33 VENTED GAS FIREPLACE HEATERS CSA 2.17 GAS FIRED APPLIANCES FOR HIGH ALTITUDES...
  • Page 5: Table Of Contents

    Contents Framing and Installation Unit Dimensions ....... 6 Rating Label Location ......6 Outdoor Install: .
  • Page 6: Unit Dimensions

    Unit Dimensions 5X8 Venting 1191 46.9 Electrical Connection 34.49 Finishing Width Gas Connection Rating Label Location Remove the screen barrier to access the rating label and lighting instructions. The label is attached to a length of wire and is never to be tampered with or removed. All important information for your fireplace is on this label such as the model specific serial number which you will need for warranty information.
  • Page 7 Operating Instructions For Your Safety, Read Safety Precautions And Lighting Instructions Before Operating WARNING: IF YOU DO NOT FOLLOW THESE INSTRUCTIONS EXACTLY THEN A FIRE OR EXPLOSION MAY RESULT, CAUSING PROPERTY DAMAGE, PERSONAL INJURY OR LOSS OF LIFE. FOR YOUR SAFETY READ BEFORE OPERATING WARNING: IF YOU DO NOT FOLLOW THESE INSTRUCTIONS EXACTLY, A FIRE OR EXPLOSION MAY RESULT CAUSING PROPERTY DAMAGE, PERSONAL INJURY OR LOSS OF LIFE.
  • Page 8: Unpacking & Initial Setup

    Unpacking & Initial Setup Crate Unpacking 12,13 Packing Items 1) CSS Heat Shield 4) Fireplace Remote 8)Media Tray 11) Floor Bracket 5,6) Owner & 2) Left Stando 9) Ba e 12,13) Steel Stud Installation Manual 7) Fireplace Media 10) Tiling Trim 3) Right Stando...
  • Page 9: Pallet Bracket Removal

    NOTES: It is essential to level the unit from proper operation. All Urbana units come with leveling feet to accommodate uneven surfaces. The leveling feet can also be used to raise the height of the fireplace up an additional 1" (25 mm).
  • Page 10: Framing Standoff (Continued)

    Unpacking and Initial Setup Electrical Connection WARNING: This fireplace must be electrically connected and grounded in accordance with local codes or, in the absence of local codes, with the current CSA C22.1 Canadian Electrical Code Part 1, Framing Standoff (Continued) Safety Standards For Electrical Installations, or The National Electrical Code ANSI / NFPA 70 in the US.
  • Page 11: Powervent

    Unpacking and Initial Setup Use strain relief to secure incoming 120V wire Power vent The U33I Is Power vent ready, and is only necessary when the venting requirements fall outside of the venting graph on page 28 & 29th. The U33 can be used with either;...
  • Page 12: Gas Supply Hookup

    Gas Supply Verification Min. Supply Pressure 4.5” W.C. (1.12 KPa) Ensure the appliance is seeing correct gas pressures and U33I 45,000 BTU/hr (13.2KW/hr) inputs. Verify the following information matches that of the rating label. Pressure taps are located on the right Propane hand side of unit behind the screen.
  • Page 13: Maintenance And Service

    Maintenance and Service Screen Removal Screen Install The Screen is secured to the unit with Rotate screen hooks on the inside of the two hooks towards the top of the screen. cabinet into place. Do this on both sides. Lift up the frame of the screen and pull the screen towards you.
  • Page 14: Glass Removal

    If the Glass Needs to be Replaced. The Replacement can only be purchased from an Urbana Dealer. (PN 50-4404) Failure to do so may result in an unsafe unit and a voided warranty.
  • Page 15: Glass Installation

    Maintenance and Service Glass Installation The Installation of the glass barrier is integral to the safe and optimal running of this fireplace, The glass must be securely fastened to the fireplace, before the unit is turned on. The Unit has Clamps situated around the outside of the firebox that hold the Glass in place.
  • Page 16: Remote Syncing

    Maintenance and Service Air Shutter (Venturi) The air shutter plays a very important role in flame appearance and combustion quality. The shutter adjusts how much air gets mixed with the gas before it ignites. The air shutter is set from the factory, however it may be necessary to adjust depending on your elevation or vent run.
  • Page 17: Electrical, Ifc & Valve Access

    Maintenance and Service Electrical, IFC & Valve Access Pilot Light The pilot flame should cover 1/4” to 1/2” (7 to 13mm) of The valve, IFC, and all electrical connections may need to the flame sensor (see photo). The pilot flow adjustment be accessed for installation, service or maintenance.
  • Page 18: Baffle Install

    Maintenance and Service Baffle Install The unit comes with a baffle to hide the top of the firebox. The baffle is hooked onto the top of the firebox and does not require fasteners. (see page 13) Remove screen (see Page 14) Remove Glass Remove burner media.
  • Page 19: Removing Horizontal Liners

    Maintenance and Service Removing Horizontal liners Behind the removable panel you will see T20 fasteners, remove these screw to release The horizontal liners that is standard in your U33T has the liner from the firebox. You will need to do removable panels.
  • Page 20: Orifice Change (Fuel Conversion)

    Fuel Conversion Kit Parts List for U33T: 1 - LP Stepper Motor w/ Hardware 1 - Burner Orifices (LP: #45) 1 - Pilot Orifice (NG: 0.2) or (LP: 0.14) 2 - Conversion Labels [included with unit] Orifice change (Fuel Conversion) Carefully inspect all parts supplied with this conversion kit.
  • Page 21: Maintenance And Service

    Light the pilot and recheck for leaks in the aluminum Burner Maintenance pilot line. If a leak is evident, contact your Urbana dealer for a pilot line replacement. WARNING: DO NOT It Is recommended to service this fireplace yearly by a ATTEMPT TO FIX THIS LINE, IT MUST BE REPLACED qualified professional.
  • Page 22 • A larger chase will always breathe more efficiently maintaining cooler surface temperatures. • No intake air gap is required. • U33I is not permitted for a recess in the chase. • Steel Stud To be positioned where needed to support the facing material. Facing material can be attached to the steel stud.
  • Page 23 CSS Heat Release 17” (432mm) Valance False Ceiling False Ceiling 3" Minimum 4" 76mm 102mm " 17” 121mm 17 " (432mm) 3" 1" 6" Minimum 76mm 25mm 152mm 121mm Maximum Minimum Minimum Minimum A valance may be desired If your ceiling dimension is to accentuate or hide the greater than the minimum outlet.
  • Page 24: Activating Css

    The framing kit includes self-tapping screws for installing the vertical studs where desired. Additional framing kits can be purchased if needed. (50-4502) For the U33I-ST & U33I-TST models, a framing kit is included for each side of the installation. 24 |...
  • Page 25: Double Sided Minimum Framing Clearances

    • A larger chase will always breathe more efficiently maintaining cooler surface temperatures. • No intake air gap is required. • U33I is not permitted for a recess in the chase. • Steel Stud To be positioned where needed to support the facing material. Facing material can be attached to the steel stud.
  • Page 26: Facing Material & Trim

    Initial Setup Corner Install (CSS ONLY) These are the minimum allowable framing dimensions required to safely operate the appliance in a corner install Facing Material & Trim This Install can only be used with the CSS NOTES: activated. • Chase may be framed beyond minimum framing for Plan your entire installation before proceeding.
  • Page 27: Framing And Installation

    Framing and Installation Outdoor Install: The U33I fireplace may be installed in a covered outdoor area when following the requirements stated below: Fireplace must be installed in a weather proof enclosure while still following all clearance to combustible materials as outlined in the fireplace’s manual.
  • Page 28 Venting Diagram NG RESTRICTOR SETTING 4 9 10 11 12 13 14 15 16 17 18 19 20 This shows the range of venting options using either vertical or horizontal Natural Gas [NG] terminations; any layout that remains within the non shaded area is acceptable.
  • Page 29 Venting Diagram LP RESTRICTOR SETTING 4 9 10 11 12 13 14 15 16 17 18 19 20 ONLY use this venting diagram if your appliance has been converted to LP. Propane [LP] Restrictor Setting: Find the point on the graph where your INSTALLATION vent configuration will...
  • Page 30: Exhaust Restrictor Settings

    Framing and Installation Venting Introduction: Your fireplaces can operate using a natural vent or power vent system (50-3883). Exhaust Restrictor Settings: Natural Vent (Rigid): 5” X 8” venting system The exhaust Restrictor is used on this unit to fine tune and adjust the flame appearance.
  • Page 31: Allowable Snorkel Installation

    Framing and Installation Allowable Snorkel Installation Mantel Clearance A snorkel is permitted for use on installations where First determine what mantel height or depth you would additional vertical rise is required on the exterior of the like and use the graph to determine the minimum building.
  • Page 32 Venting Vent Termination Restrictions & Clearances Fixed Closed Fixed Openable Closed Openable Termination Cap Air Supply Inlet Gas Meter Restriction Zone (Termination not allowed) Letter Canadian Installation US Installation Description 12 in (30 cm) Clearance above grade, verandah, porch, deck, or balcony. 12 in (30 cm) 9 in (23 cm) Clearance from window or door that may be opened.
  • Page 33: Vertical Termination

    Vertical Termination Roof Pitch Minimum Height (H) Check venting clearances and termination Feet Meters restrictions for required clearances to combustibles Flat to 7/12 when passing through ceilings, walls, roofs, Over 7/12 to 8/12 0.46 enclosures, attic rafters, or other nearby combustible Over 8/12 to 9/12 0.61 surfaces.
  • Page 34: Horizontal Termination

    Venting Venting NOTES: If the vent termination is not being attached to wood, the four wood screws provided should 1. If an offset is necessary in the attic to avoid be replaced with material appropriate fasteners. obstructions, it is important to support the vent pipe every 3’...
  • Page 35: Wall / Ceiling Thimble

    (76 mm) Termination Guard / Heat Shield required if installed in a location where the Termination could be contacted. Refer to approved venting parts table or use Urbana #50-3266 17" 6" [152 mm] Minimum clearance above first elbow only | 35...
  • Page 36: Power Vent Unit Connection

    Power Vent Remove the cover plate over the connector block on the left hand side to expose the ground terminals. (Cover plate not shown in image below) Using the diagram below connect the 5 wires from the power head to the connector block. Note - The Power vent electrical connection is (The power vent kit is used in multiple units.
  • Page 37: Initial Startup (Rheostat Voltage Setting)

    Initial startup & Venting Venting Chart situated above the rheostat. The Power vent allows the unit to be used with up to 95ft Initial startup assumes you have completed the previous of venting. On shorter vent runs the fan voltage should be installation sections of this manual.
  • Page 38 5x8" Venting M&G Duravent ICC EXCELDirect Selkirk DIRECT- Amerivent AMV DV Metal-Fab Sure- Description Direct Vent Pro TEMP Seal DV 5DT-06 58DVA-06 5DL6 6” pipe length 7” pipe length 5DT-09 58DVA-09 5DL9 9” pipe length 5DT-12 5D12 58DVA-12 5DL1 5D12 12”...
  • Page 39 4" X 6-5/8" Venting M&G Duravent Selkirk Amerivent Metal-Fab Description Direct Vent Pro EXCELDirect DIRECT-TEMP AMV DV Sure-Seal DV* 46DVA-06 4DL6 4DT-06 6” pipe length 7” pipe length 46DVA-09 4DL9 4DT-09 9” pipe length 46DVA-12 4DL1 4DT-12 4D12 4D12 12” pipe length 46DVA-18 4DT-18 4D18...
  • Page 40 Log Setup Guide Step 1 Step 2 Log 1 Log 2 Step 3 Step 4 Log 3 Log 4 Step 5 Step 6 Log 5 Log 6 Be careful not to obstruct the burner 40 |...
  • Page 41 Log Setup Guide Step 7 Step 8 Log 7 Log 8 Step 9 Step 10 Vermiculite Cover the perforated Fill remaining space with vermiculite Ember area with ember wool. Wool keeping clear of the venturi adjustment hatch. Step 11 Step 12 Test the burner and adjust venturi as Disperse coals to Coals...
  • Page 42 Flame Appearance 42 |...
  • Page 43: Parts List

    50-4402 U33/U33T Glass Bumper Set (L & r) # 50-3887 IFC Urbana #50-3888 - PF2 WiFi Ready #50-2682 - SIT 885 VALVE W/ Transmitter STEPPER MOTOR (NG) #50-3892 - Urbana Rocker Switch #50-4056 Urbana ipi pilot #50-3518 ifc reset switch assembly | 43...
  • Page 44 Parts List 50-4408- Power vent Rheostat 50-4464- Horizontal Liner - Rear 50-4463 Horizontal liner - side Assembly #50-4279 - Glass hand knob (metal) #50-3837 - SUCTION cup HANDLE (1 PC) Gaskets Part numbers U33T Firebox Braided Gasket single side #50-4409 U33/U33T Control panel Gasket #50-4410 U33/U33T Bulkhead Gasket...
  • Page 45: Troubleshooting

    Troubleshooting Problem Cause Solution Check (In order of likeliness) Burner doesn’t turn on IFC ON/OFF circuit is OPEN Ensure ON/OFF circuit is complete (check with multimeter) Check the ON/OFF switch, confirm “-” symbol is pressed down Check for continuity across burner switch Check for continuity across timing relay terminal A and B (see "Safety Circuit System") Remote signal not being received Ensure IFC is receiving remote commands (audible beeps)
  • Page 46 Troubleshooting Check for continuity across sail switch terminals A and B (see "Safety Circuit System") Not enough gas supply Ensure proper gas flow and pressure Check fuel supply and gas test ports (see "Gas Connections") Ensure pilot is operational See "Pilot flame not staying lit" Flame cycling on/off Sail switch(s) fluttering Ensure proper sail switch operation...
  • Page 47: Wiring Diagram

    Wiring Diagram Circuit only used with either 50-3883 Horizontal Power Vent U33 WIRING DIAGRAM SCHÉMA DE CÂBLAGE 50-4375 Vertical Power Vent Jumped for normal DV WIRE FROM POWERVENT FIL DE L'ÉVENT ÉLECTRIQUE operations. Remove Jumper if using 120 VAC Powervent / veilleuse / contrôleur IFC / antenne...
  • Page 48: Installation Reference Guide

    Installation Reference Guide Please fill in and retain this information card for your future reference. Go to www. urbanafireplaces.com/warranty to fill in your warranty registration card. NAME OF DEALER: NAME OF INSTALLER: _________________________________________ _________________________________________ ADDRESS: ADDRESS: _________________________________________ _________________________________________ _________________________________________ _________________________________________ _________________________________________ _________________________________________ PHONE:___________________________________...
  • Page 49: Warranty

    Warranty Warranty U R B A N A WARRANTY INFORMATION L U X U R Y F I R E P L A C E S Sherwood Industries Ltd. (“Sherwood”) hereby warrants, subject to the terms and ƒ Exclusions conditions herein set forth, this product against defects in material and workmanship An expanded list of exclusions is available at www.urbanafireplaces.com/warranty.html during the specified warranty period starting from the date of original purchase at retail.
  • Page 50 MANUFACTURED BY: SHERWOOD INDUSTRIES LTD. 6782 OLDFIELD RD. SAANICHTON, BC, CANADA V8M 2A3 www.urbanafireplaces.com NOV 2023 C-16923...

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U33i-st

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