Vermont Casting 3033 Glass & Catalyst Installation, Thermostat Connection Optional, 20005004

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Glass & Catalyst Installation

Vermont Castings UVS27 Vent-Free Gas Heater

On/Off Switch Wiring

OFF ON

Black

opile

TP/TH

Therm

TP

Black

TH

ST124b

Optional Thermostat/Remote Wiring

Thermostat/Remote

(Optional)

Glass & Catalyst Installation

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.

Thermostat Connection (Optional) Screen Hooks

ST713

Fig. 18 Remove screen.

Black

TP/TH

TP

TH

opile Therm Manual background

Black

2.

Hold the burner at the right hand side and lift to clear

 

the right burner leg. Then pull to the right to clear the

 

injectors on the left hand side.

3.

Turn burner upside down and remove air shutter.

 

Turn air shutter upside down and replace on burner.

 

(Fig. 19)

4.

Replace burner. Slide the burner in at an angle with

 

left side lower than the right side. Slide the left side

 

onto the injectors, making sure the burner leg

ST124c

Fig. 17 ON/OFF switch and optional Thermostat/Remote wiring.

remains at a 90° angle to the base. (Fig. 20) Lower

the right hand side down in to place. Make sure the

burner is as far left as possible and the injector

Thermostat Connection (Optional)

Use only a thermostat rated for 500 - 750 millivolts. Do not use low voltage (24V) thermostats.

Check the table below for the appropriate gauge thermostat wire to use for the length of lead required in your installation.

Thermostat Wire / Gauge

Maximum Run

18

40 feet

20

25 feet

22

16 feet

1.Install the wall thermostat in the desired location and run the wires to the stove location. Terminate these leads with 1/4” female connectors.

2.Connect the thermostat wires to the valve. (Fig. 17)

Air Shutter as Shipped from Factory

Bottom of Burner Pan

Air Shutter Turned Upside Down

ST667

Fig. 19 Remove air shutter, turn upside down and replace.

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20005004

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Contents Homeowner’s Installation WHATTO DO IF YOU SMELL GASDo not try to light any appli- ance INSTALLER / CONSUMER SAFETY INFORMATIONTable Of Contents Vermont Castings UVS27 Vent-FreeGas Heater20005004 Installation & Operating Instructions Vermont Castings UVS27 Vent-FreeGas Heater20005004 Shell Dimensions Vermont Castings UVS27 Vent-FreeGas Heater20005004 Freestanding StoveClearance Requirements Minimum Clearances to Combustible MaterialsHearth Requirements Vermont Castings UVS27 Vent-FreeGas HeaterGas Specifications Gas Inlet and Manifold PressuresUVS27R & UVS27M Vent-Free Certified to ANSI Z21.11.2a-2001 Unvented HeatersVent Free Features Fresh Air Requirements for Combustionand Ventilation Provide For Adequate VentilationW A R N I N G Vermont Castings UVS27 Vent-FreeGas HeaterW A R N I N G 20005004Assembly Procedures Shell / Firebox AssemblyUnpack the Firebox Vermont Castings UVS27 Vent-FreeGas HeaterInstall Optional Fan Kit Vermont Castings UVS27 Vent-FreeGas Heater20005004 Install ON/OFF Switch Vermont Castings UVS27 Vent-FreeGas Heater20005004 Glass & Catalyst Installation Thermostat Connection OptionalVermont Castings UVS27 Vent-FreeGas Heater 20005004Connect the Gas Supply Line Vermont Castings UVS27 Vent-FreeGas Heater20005004 Install Log Set Vermont Castings UVS27 Vent-FreeGas Heater20005004 Complete the Installation Vermont Castings UVS27 Vent-FreeGas Heater20005004 Flame & Temperature Adjustment Flame CharacteristicsOperation Your First FireFOR YOUR SAFETY READ BEFORE LIGHTING Lighting and Operating InstructionsLighting Instructions To Turn Off Gas To HeaterTroubleshooting CONDITIONPOSSIBLE CAUSE Vermont Castings UVS27 Vent-FreeGas HeaterTroubleshooting cont’d Vermont Castings UVS27 Vent-FreeGas HeaterCONDITION POSSIBLE CAUSEMaintenance Firebox Cleaning and InspectionCleaning Procedure Glass ReplacementClean the Combustor Module Catalytic CombustorRemove the Combustor Module Replace The Combustor ModuleModels UVS27R, UVS27M Vent Free Gas HeatersVermont Castings UVS27 Vent-FreeGas Heater 20005004UVS27R, UVS27M Vent Free Gas Heaters Models 3030, 3031, 3032, 3033 continuedVermont Castings UVS27 Vent-FreeGas Heater 20005004UVS27R, UVS27M Vent Free Gas Heaters Vermont Castings UVS27 Vent-FreeGas HeaterModels 3030, 3031, 3032, 3033 continued Shell Enamel Part Numbers - HearthmountOptional Accessories Available Remote ControlsFan Kits Glass / Catalyst Kit UVGODCFKLIMITED LIFETIME WARRANTY PRODUCT COVERED BY THIS WARRANTYIF WARRANTY SERVICE IS NEEDED… Vermont Castings UVS27 Vent-FreeGas Heater