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INSTALLER / CONSUMER
SAFETY INFORMATION
Please read this manual before
installing and using appliance.
WARNING: If the information in this
UVS27R, UVS27M
manual is not followed exactly, a fire
or explosion may result causing
Vent Free Gas Heaters
property damage, personal injury or
loss of life.
Models 3030, 3031,
—Do not store or use gasoline or
3032, 3033
other flammable vapors and
liquids in the vicinity of this or
any other appliance.
—WHAT TO DO IF YOU SMELL GAS
• Do not try
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Vermont Castings UVS27 Vent-Free Gas Heater Table Of Contents PLEASE READ THE INSTALLATION & OPERATING INSTRUCTIONS BEFORE USING APPLIANCE. Thank you and congratulations on your purchase of a Vermont Castings stove. IMPORTANT: Read all instructions and warnings carefully before starting installation. Failure to follow these instructions may result in a possible fire hazard and will void the warranty. Installation and Operating Instructions Shell Dimensions ....................................
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Vermont Castings UVS27 Vent-Free Gas Heater Installation & Operating Instructions In order to ensure safe and effective installation, this unit must be installed only by a qualified agency, individual, firm, CARBON MONOXIDE POISONING corporation or company that is experienced in the installa- MAY LEAD TO DEATH! tion, repair and servicing of this type of appliance and is Carbon Monoxide Poisoning: Early signs of carbon familiar with the building codes and installation techniques monoxide poisonin
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Vermont Castings UVS27 Vent-Free Gas Heater Shell Dimensions Freestanding Stove 9" (229mm) C L Valve Inlet 26³⁄₄" (680mm) Valve Inlet C L 3" (76mm) 14¹⁄₂" (368mm) 25" (635mm) 15⁵⁄₈" Drawing Not to Scale (379mm) 5004 Fig. 1 UVS27 freestanding shell dimensions. Hearthmount 5" (140mm) C L 25¹⁄₄" (641mm) 16³⁄₈" 26¹⁄₂" Drawing Not to Scale (416mm) (673mm) 5004 Fig. 2 UVS27 Hearthmount specifications. 4 20005004
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Vermont Castings UVS27 Vent-Free Gas Heater Clearance Requirements A Minimum Clearances to B Combustible Materials Maintain clearance, (empty space), between combus- C tible materials and the heater as specified below for the appropriate firebox shell being installed. D S E Freestanding Stove T D U F A B C V G W X H Y Z ST101 ST599a Mantel Mantel from Hearthmount Ref. Shelf Depth Ref. Stove Top D A 13” (330mm) S 35” (889mm) C B11¹⁄₄” (286mm) T 30” (762mm) A B C9³⁄₈” (241mm) U 25” (635mm) D7¹⁄₂”
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Vermont Castings UVS27 Vent-Free Gas Heater High Elevations Gas Specifications Input ratings are shown in BTU per hour and are Max. Min. certified without deration from elevations up to Input Input 4,500 feet (1,370m) above sea level. Model Fuel Gas Control BTU/h BTU/h Nuisance outages may occur at altitudes above UVS27RN Nat Millivolt 28,000 19,500 4,500 feet (1,370m) if dirt, dust, lint and/or cob- UVS27RP Prop Millivolt 28,000 19,500 webs are allowed to accumulate on burner and/or ODS pilot.
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Vermont Castings UVS27 Vent-Free Gas Heater Vent Free Features Provide For Adequate Ventilation The UVS27, Model Nos. 3030 thru 3033, is an Any space within a home can be classified in the unvented gas heating appliance tested and listed to following categories: the ANSI standard Z21.11.2a-2001. This appliance is 1) Unusually Tight Construction specifically configured to burn either Natural Gas or 2) Confined Space Propane fuel, as indicated on the metal rating plate 3) Unconfined Space attac
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Vermont Castings UVS27 Vent-Free Gas Heater Example: A confined space may be ventilated in two ways: A room that is 18' x 12' x 8' has a volume of 1728 A) Open up or provide at least two ventilating grilles cubic feet, ( length x width x height). An adjoining open to an adjoining unconfined space. Use any of the kitchen that is 10' x 12' x 8' has a volume of 960 cubic options illustrated in Figure 8. feet. An adjoining open dining room is 12' x 12' x 8' Each of the two grilles must provide an
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Vermont Castings UVS27 Vent-Free Gas Heater Assembly Procedures Refer to the specific assembly instructions for the shell CAUTION appropriate to your UVS27R or UVS27M Heater Porcelain enamelled surfaces are fragile. Handle installation. porcelain enamelled castings tenderly. Familiarize NOTE: If you intend to hard-plumb the gas supply line yourself with the assembly steps before you begin to the burner, you may wish to install the union or elbow and proceed with deliberation and care. If possibl
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Vermont Castings UVS27 Vent-Free Gas Heater 5. Lift the firebox assembly as a unit and slide it back to position it within the shell. The base of the firebox should rest on the side support shelves as in Figures 7 and 9. The side plates interlock with the firebox by use of a pair of steel tabs that engage with the ribs Right on the base of the firebox. (Fig. 9) Properly posi- Side tioned, the firebox will be level and locked in place. If not, adjust the levelling screws as required to keep the e
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Vermont Castings UVS27 Vent-Free Gas Heater MOTOR BLK Upper Flange SNAPSTAT WHT BLK ON/OFF RHEOSTAT ST344 ST236 Fig. 10 Place upper flange behind lower edge of shroud. Fig. 14 Fan wiring diagram. Install ON/OFF Switch The switch assembly parts are found in the parts bag. 1. Attach switch assembly to left rear side of stove shroud using two screws and existing holes in shroud. (Fig. 15) 2. Run wires down back of stove, under bottom of rear shroud to valve. 3. Attach wires to valve terminals. (Fi
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Vermont Castings UVS27 Vent-Free Gas Heater Glass & Catalyst Installation On/Off Switch Wiring ON OFF CAUTION: Air shutter on Natural Gas units must be adjusted when installing glass and catalyst for proper operation. LP units do not use an air shutter. 1. Remove screen. (Fig. 18) Remove rear, left and right log bracket assembly by unfastening the two screws which hold the burner in place. TP/TH Screen Hooks TP Black TH ST124b Optional Thermostat/Remote Wiring ST713 Thermostat/Remote (Optional)
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Vermont Castings UVS27 Vent-Free Gas Heater Connect the Gas Supply Line Left Burner Leg Check the Rating Plate attached by a steel cable to the firebox, to confirm that you have the appropriate firebox Injector Orifices for the type of fuel to be used. 90¡ The appliance should have a main gas valve provided in an accessible location for turning on or shutting off the gas to the main burner. This appliance should only be connected by a qualified gas technician. Test to confirm manifold pressures
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Vermont Castings UVS27 Vent-Free Gas Heater 4. Install the left log by placing it on the sheet metal CAUTION bracket behind the grate with the left end of the log, This appliance should only be “the thicker end” touching the grate and the left end connected by a qualified gas techni- of the firebox. Lay the log into the recessed area on cian. Test to confirm manifold the left branch of the rear log. When the log is in pressures as specified below. place, it will rest on the left branch of the re
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Vermont Castings UVS27 Vent-Free Gas Heater Complete the Installation 1. Install the screen frame by sliding the hooks over the top front edge of the firebox and resting the bottom on the support brackets. If the catalyst has been installed, place the glass front on the stove by resting the bottom edge of the frame on support brackets below the front opening of the firebox. Rotate the top edge of the assembly toward the firebox, and center it. Rotate the right and left cams towards the back of t
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HI HI Vermont Castings UVS27 Vent-Free Gas Heater Operation Your First Fire Turn Read these instructions carefully and familiarize counterclockwise Turn clockwise yourself with the burner controls shown on Page 18. to decrease to increase Locate the pilot assembly, Figure 28. Follow the flame height flame height lighting instructions on Page 17 exactly. HV102 During the first fire, it is not unusual to smell some odor associated with new logs, paint and metal being Fig. 29 Flame adjustment knob
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O 3 2 ON 1 T O Vermont Castings UVS27 Vent-Free Gas Heater Lighting and Operating Instructions 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. A. This heater has a pilot which must be lit manu- • If you cannot reach your gas supplier, call the ally. When lighting the pilot follow these Fire Department instructions exactly. C. Use only your hand to push in or turn
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O L Vermont Castings UVS27 Vent-Free Gas Heater Troubleshooting Follow these procedures in the order presented. WARNING TURN OFF HEATER AND ALLOW TO COOL COMPLETELY BEFORE SERVICING. CONDITION POSSIBLE CAUSE SOLUTION 1. Inspect and re-connect, replace No spark at pilot when Ignitor is 1. Ignition Electrode is disconnected or repair as necessary. operated. from ignition wire, broken or incorrectly positioned. 2. Replace wire. 2. Ignitor wire is broken. 3. Replace Piezo Ignitor. 3. Bad Piezo Ignit
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Vermont Castings UVS27 Vent-Free Gas Heater Troubleshooting cont’d. SOLUTION CONDITION POSSIBLE CAUSE Pilot lights but flame goes out 1. Control Knob not fully depressed 1. Depress Control Knob fully and when Control Knob is released. or held in long enough. hold in for a full 30 seconds. 2. Gas supply line shut-off valve is not fully open. 2. Fully open gas supply line shut- 3. Thermocouple connection is off valve. loose at the Control Valve. 3. Inspect and tighten securely. 4. Pilot flame does
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Vermont Castings UVS27 Vent-Free Gas Heater Maintenance The following procedures will help ensure that your Screen Hooks heater continues to perform safely and efficiently. Firebox Cleaning and Inspection Cleanliness is critical to correct operation of the Glass Latch heater. The log set, burner, valve controls and air circulation areas must all be kept free of dust and unobstructed by debris. Inspect these areas before each use and clean whenever accumulation is evident. Follow the simple proce
