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UNVENTED (VENT-FREE) GAS
®
COMPACT CLASSIC HEARTH FIREPLACE
OWNER’S OPERATION AND INSTALLATION MANUAL
Shown with
optional cabinet
mantel/hearth
base accessory
REMOTE-READy MODELS
VMH26PRB AND VMH26NRB
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.
— Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any other
appliance.
— WHAT TO DO
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TABLE OF CONTENTS Safety .................................................................. 2 Cleaning and Maintenance ................................ 28 Product Identification ........................................... 4 Wiring Diagram .................................................. 29 Optional Remote Control Accessories ................. 4 Troubleshooting ................................................. 30 Local Codes......................................................... 4 Specificati
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SAFETy Continued Make certain you read and understand all Carefully supervise young chil- warnings. Keep this manual for reference. It dren when they are in the room is your guide to safe and proper operation of this fireplace. with fireplace. When using the hand-held remote accessory WARNING: Any change to keep selector switch in the OFF this fireplace or its controls can position to prevent children from be dangerous. turning on burners with remote. You must operate this fireplace
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SAFETy Continued Note: During initial operation, slight smoking 12. Do not use this fireplace to cook food or could occur due to log curing and fireplace burn paper or other objects. burning manufacturing residues. 13. Never place any objects in the fireplace 8. To prevent the creation of soot, follow or on logs. the instructions in Cleaning and Mainte- 14. Do not use fireplace if any part has been nance, page 28. under water. Immediately call a qualified 9. Before using furniture polish, w
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LOCAL CODES PRODUCT FEATURES Continued SAFETY PILOT This fireplace has a pilot with an Oxygen Deple- State of Massachusetts: The installation tion Sensing (ODS) safety shutoff system. The must be made by a licensed plumber or gas fit- ODS/pilot is a required feature for vent-free ter in the Commonwealth of Massachusetts. room fireplaces. The ODS/pilot shuts off the Sellers of unvented propane or natural fireplace if there is not enough fresh air. gas-fired supplemental room heaters shall P
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ASSEMBLy Continued 7. Gently rotate hood to upright position. 8. Align screw holes on hood with screw Make sure hood tabs are behind louvers holes on firebox top. and hood is resting on firebox top (see 9. Insert screws as shown in Figure 3, page Figure 3,). 6. Tighten screws firmly. Hood Tabs Louver Hood Tab Baffle Hood Sheet Metal Screws Firebox Top Figure 3 - Assembling Hood AIR FOR COMBUSTION AND VENTILATION air for these appliances. This will insure proper WARNING: This heater shall
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AIR FOR COMBUSTION AND VENTILATION Continued c. caulking or sealants are applied to If additional ventilation to adjoining room is supplied with grills or openings, add the areas such as joints around window volume of these rooms to the total volume and door frames, between sole plates of the space. and floors, between wall-ceiling joints, 2. Multiply the space volume by 20 to deter- between wall panels, at penetrations mine the maximum Btu/Hr the space can for plumbing, electrical, and
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AIR FOR COMBUSTION AND VENTILATION Continued B. Vent room directly to the outdoors. See Ventilation Air From Outdoors. 12" C. Install a lower Btu/Hr fireplace, if lower Btu/Hr size makes room unconfined. Ventilation Grills Into Adjoining Room, Ventilation If the actual Btu/Hr used is less than the Option 2 Grills Or into Remove maximum Btu/Hr the space can support, the Adjoining Door into Room, Adjoining space is an unconfined space. You will need Option 1 Room, Option 3 no additional
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INSTALLATION installing fireplace in rooms without enough NOTICE: This heater is intended ventilation air may cause mildew to form from for use as supplemental heat. too much moisture. See Air for Combustion Use this heater along with your and Ventilation, page 6. primary heating system. Do not Note: Your fireplace is designed to be used in zero clearance installations. Wall or framing ma- install this heater as your pri- terial can be placed directly against any exterior mary heat sour
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INSTALLATION Continued Minimum Clearances For Side FIREPLACE CLEARANCES Combustible Material, Side Wall, and Ceiling WARNING: Maintain the A. Clearances from the side of the fireplace minimum clearances shown cabinet to any combustible material and in Figure 6. If you can, provide wall should follow diagram in Figure 6. greater clearances from floor, Example: The face of a mantel, bookshelf, ceiling, and joining wall. etc. is made of combustible material and 1 2 protrudes 3 / " from
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INSTALLATION Continued Note: If not installing blower accessory, 4. If you have not assembled firebox, follow you may wish to run electrical wiring to instructions beginning on page 5. your fireplace for future blower installation 5. Carefully set fireplace in front of rough (see Accessories, page 35). Use only ap- opening with back of fireplace inside wall proved three-wire electrical wiring. opening. 6. Attach flexible gas line to fireplace gas Note: A qualified installer should make all
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INSTALLATION Continued Mantel Shelf 10" Note: WARNING: Do not allow 8" All vertical measurements noncombustible materials to 6" are from top of 1 cover any necessary openings fireplace 2 /2" opening to like louvered slots. bottom of mantel shelf. All measurements WARNING: Never modify or are in inches. cover the louvered slots on the front of the firebox. Mantel Clearances for Built-In Installation If placing mantel above built-in fireplace, you Side of must meet minimum
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INSTALLATION Continued 4. Route flexible gas line through access hole in hearth base. Cabinet 5. Center cabinet mantel on hearth base Mantel (see Figure 12). Make sure mantel is flush against wall and centered left to Assembled right on base. Trim 6. Use screws provided with mantel acces- sory to attach mantel assembly to base (see mantel instruction sheet). 7. Attach flexible gas line to fireplace gas regulator. See Connecting to Gas Supply, page 17. 8. Route electrical cord(s) throug
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INSTALLATION Continued 1. Install snap bushings found in hardware INSTALLING OPTIONAL bLOWER kit into both holes in rear of valve cover ACCESSORY GA3450TA shield. Removing Upper Louver Assembly and 2. Make sure the wire harness is firmly branch Support connected to the terminals on the blower To install the blower accessory, you must first bracket assembly. remove the upper louver assembly. 3. Note the wire locations on back of AUTO/ 1. Lift screen off fireplace and remove log OFF/ON sw
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3 2 1 INSTALLATION Continued Blower Bracket Wire Wiring Routing Assembly Harness Hole in Baffle Baffle Screw Blower Mounting Holes Power Cord Snap Switch Bushing Switch Plate Blue Red Black Wire Harness Valve Cover Shield Lower Louver Door Figure 16 - Installing Blower Bracket Assembly Fan Switch (Auto/Off/On) Auto 1 2 Off 3 Thermostat Blue Switch On (N.O.) Blue 110/115 Red Blower V .A.C. Motor Black Red White White Green Green Figure 17 - Wiring Diagram For Blower Accessory Standard In
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INSTALLATION Continued For Built-In Installation 2. Follow steps 2 through 6 in Installing Blower Accessory, page 14. WARNING: A licensed elec- 3. A licensed electrician must follow the wir- trician must connect the wiring ing diagram to connect incoming electri- cal supply to fan kit wiring harness (see harness to electrical supply Figure 19). following all local codes. Electri- 4. Plug power cord to the outlet receptacle cian must provide a clamp on the (not provided) as shown in Figure
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INSTALLATION Continued CONNECTING TO GAS SUPPLY CAUTION: Use only new, WARNING: This appliance black iron or steel pipe. Inter- nally-tinned copper tubing may requires a 45° male flare fitting be used in certain areas. Check 5/8"-18 UNF (Unified National your local codes. Use pipe of Fine Thread) inlet connection and the flexible gas line provided. 1/2" or greater diameter to allow proper gas volume to fireplace. If pipe is too small, undue loss WARNING: A qualified of volume will
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INSTALLATION Continued We recommend that you install a sediment 2. Route flexible gas line, included, from trap in supply line as shown in Figure 22. Lo- fireplace control to equipment shutoff cate sediment trap where it is within reach for valve through side or rear access holes cleaning. Install in piping system between fuel in outer casing. supply and heater. Locate sediment trap where 3. Apply pipe joint sealant lightly to male trapped matter is not likely to freeze. A sediment threa
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INSTALLATION Continued 2. Pressurize supply piping system by either CHECKING GAS CONNECTIONS opening propane/LP supply tank valve for propane/LP gas or opening main gas WARNING: Test all gas piping valve located on or near gas meter for and connections, internal and natural gas, or using compressed air. external to unit, for leaks after 3. Check all joints from gas meter to equip- installing or servicing. Correct ment shutoff valve for natural gas or pro- all leaks at once. pane/LP supp
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INSTALLATION Continued PRESSURE TESTING FIREPLACE GAS 7. Connect wires as shown in Figure 31. CONNECTIONS 8. Install remote receiver unit onto fireplace 1. Open equipment shutoff valve (see Figure base using two screws removed in step 25, page 19). one (see Figure 30). 2. Open main gas valve located on or near Receiver gas meter for natural gas or open pro- pane/LP supply tank valve. 3. Make sure control knob of fireplace is in the OFF position. Terminal 4. Check all joints from equipment
