TM B-VENT FREESTANDING FIREPLACE HEATER OWNER’S OPERATION AND INSTALLATION MANUAL ® MSBVBN, MSBVBP REMOTE READY IMPORTANT: This fireplace must be installed into approved Sun Valley cast iron stove bodies, models MC(*) series ONLY. See page 3 of this manual. *Indicates color suffix designation. 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.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE SAFETY INFORMATION WARNINGS IMPORTANT: Read this owner’s manual carefully and completely before trying to assemble, operate, or service this fireplace. Improper use of this fireplace can cause serious injury or death from burns, fire, explosions, electrical shock, and carbon monoxide poisoning. 1. 2. 3. DANGER: Carbon monoxide poisoning may lead to death! This fireplace is a vented product.
OWNER’S MANUAL PRODUCT IDENTIFICATION LOCAL CODES Install and use fireplace with care. Follow all local codes. In the absence to local codes, use the current National Fuel Gas Code ANS Z223.1, also known as NFPA 54* (USA) or the current CAN/CGA-B149[.1 or .2] Installation Codes (Canada). Cast Iron Stove Body *Available from: American National Standards Institute, Inc. 1430 Broadway New York, NY 10018 National Fire Protection Association, Inc.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE PRE-INSTALLATION PREPARATION On Wall with Horizontal Termination WARNING: A qualified service person must install fireplace. Follow all local codes. CAUTION: This fireplace creates warm air currents. These currents move heat to wall surfaces next to fireplace. Installing fireplace next to vinyl or cloth wall coverings or operating fireplace where impurities (such as tobacco smoke, aromatic candles, cleaning fluids, oil or kerosene lamps, etc.
OWNER’S MANUAL PRE-INSTALLATION FREESTANDING PREPARATION FIREPLACE Continued ASSEMBLY STOVE BODY ASSEMBLY 1. 2. 4" 4" 3. 4. Figure 4 - Clearance for Corner Installation 26" Front 5. 25" 6. Figure 5 - Freestanding Fireplace Bottom Dimensions Lift off corrugated box enclosing stove body crating. Remove all screws fastening the wood frame enclosure. Spread wood frame open and lift away from plastic-bagged stove body. The bottom pieces of pallet wood will remain bolted to the stove body.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE FREESTANDING FIREPLACE ASSEMBLY Continued 10. Attach stove door by inserting step bolt through door hinge pivot hole and into threaded hole in stove body (see Figure 9, page 5 and Figure 12). Use an adjustable wrench or a 12mm socket to fasten step bolt. Tighten step bolt until snug. Make sure door moves freely. 11. Install door catch bolt (M8 x 1.25-55mm with two M8 hex nuts) into threaded hole on stove body (see Figure 9, page 5).
OWNER’S MANUAL FREESTANDING FIREPLACE ASSEMBLY 1. 2. Continued INSTALLING FIREPLACE INTO STOVE BODY 1. 2. 3. Attach the two brackets to the back of the stove (see Figure 17). Use the screws and washers from step 4 of Stove Body Assembly on page 5. Carefully lift firebox and place into stove body from the rear of stove. Using screws provided, attach firebox to back of stove. Screw 3. 4. 5. Remove the two hex head screws on the blower assembly as shown in Figure 18.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE FREESTANDING FIREPLACE ASSEMBLY VENTING INSTALLATION Continued WARNING: Never touch the blower wheel while in operation. 7. Peel off the backing paper and stick the supplied wiring diagram decal on the inside of rear cover on right side opposite control. WARNING: Failure to position the parts in accordance with supplied diagrams or failure to use only parts specifically approved with this heater may result in damage or personal injury. 8.
OWNER’S MANUAL VENTING INSTALLATION Continued • Situate the gas vent in the structure so that it can be installed without cutting joists, sills, plates, or major load bearing partitions or members. It is also important to locate the base of the gas vent as near as possible to the heating appliance. • This heater must be properly connected to a venting system. This heater is equipped with a vent safety shutoff system. • Use only vents labeled "FOR EXTERIOR USE" above the roofline.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE VENTING INSTALLATION Continued INSTALLING VENT SYSTEM IN A CHASE A chase is a vertical boxlike structure built to enclose venting that runs along the outside of a building. A chase is not required for such venting. NOTICE: Treatment of firestops and construction of the chase may vary from building type to building type. These instructions are not substitutes for the requirements of local building codes. You must follow all local building codes.
OWNER’S MANUAL VENTING INSTALLATION Continued HIGH ALTITUDE INSTALLATION Your Sun Valley B-vent freestanding fireplace heater has been AGA tested and approved for elevations from 0-2000 feet and CGA certified for elevations from 0-4500 feet. When installing this fireplace at an elevation above 2000 feet (in the USA), you may need to decrease the input rating by changing the existing burner orifice to a smaller size. Reduce input 4% for each 1000 feet above sea level.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE FIREPLACE INSTALLATION NOTICE: This heater is intended for use as supplemental heat. Use this heater along with your primary heating system. Do not install this heater as your primary heat source. If you have a central heating system, you may run system’s circulating blower while using heater. This will help circulate the heat throughout the house. In the event of a power outage, you can use this heater as your primary heat source.
OWNER’S MANUAL CHECKING GAS CONNECTIONS FIREPLACE INSTALLATION Continued WARNING: Test all gas piping and connections for leaks after installing or servicing. Correct all leaks at once. A.G.A. DesignCertified Manual Shutoff Valve with 1/8" NPT Tap* Natural - From Gas Meter (5" W.C. to 10.5" W.C. Pressure ) Approved Flexible Gas Line Propane/LP - From External Regulator (11" W.C. to 14" W.C.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE FIREPLACE INSTALLATION Continued Test Pressures Equal To or Less Than 1/2 PSIG (3.5 kPa) 1. Close manual shutoff valve (see Figure 31). 2. Pressurize supply piping system by either opening propane/LP supply tank valve for propane/LP gas fireplace or opening main gas valve located on or near gas meter for natural gas fireplace, or using compressed air. 3.
OWNER’S MANUAL FIREPLACE INSTALLATION 5. Continued 6. INSTALLING OPTIONAL WALL MOUNTED THERMOSTAT GWMT1, GWMS2 WARNING: Installation must be done by a qualified installer familiar with low voltage wiring procedures. WARNING: Do not connect this thermostat to any electrical source! Electrical shock and/or fire hazard will occur. 1. 2. 3. 4. Open lower door panel. The valve is attached to the underside of the firebox assembly. Disconnect from the valve the wires running from the ON/OFF switch.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE FIREPLACE INSTALLATION 2. Continued 6. 7. OFF T 5. ON 4. ILO 2. 3. Open bottom door on stove body and locate the switch plate on the left of the valve bracket. Unscrew switch plate (see Figure 37). Disconnect wires from THTP and TH on control valve that lead to the switch (see Figure 34, page 15). Discard switch plate, screws, and nuts. Install battery into receiver battery clip and connect to terminals (see Figure 38).
OWNER’S MANUAL FIREPLACE INSTALLATION 5. Continued 2 INSTALLING LOGS, LAVA ROCK AND GLOWING EMBERS NOTICE: Do not put lava rock on burner or under burner. Placing lava rock on burner could cause performance problems. WARNING: Failure to position the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in property damage or personal injury. Each log is marked with a number. These numbers will help you identify the log when installing.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE LIGHTING INSTRUCTIONS 1. 6. 7. 8. You may shut off the burners and keep the pilot lit by doing one of the following: 1. Turn contr ol knob c lockwise to the PILO T position. 2. Set selector switch in the OFF position. 9. 11. Turn on all electr ic po wer to the fireplace . 12. Tur n the ON/OFF s witch to ON position. 13. This v alve is equipped with a HI/LO feature. Set f ireplace input as desir ed. 14. Close lo wer panel.
OWNER’S MANUAL OPERATING FIREPLACE Selector Switch in Remote Position (GHRC Optional Control Knob in Remote Control) On Position Continued After lighting , let pilot f lame b urn for about one min ute. Turn contr ol knob on the contr ol valve to ON position. Turn flame adjustment knob an ywher e betw een HI and LO . Slide the selector s witch to the REMO TE position. Note: The b urner s ma y light if hand-held r emote ON b utton was on when selector s witch was last tur ned off.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE OPERATING FIREPLACE Continued OPERATING OPTIONAL GWMT1 WALL MOUNTED THERMOSTAT WARNING: Do not connect the thermostat to a power source. Electrical shock and/or a fire hazard will occur. Light the fireplace as instructed in Lighting Instructions on page 18. Set wall thermostat to desired temperature. This thermostat has been electronically calibrated at the factory and requires no adjustment or leveling.
OWNER’S MANUAL CLEANING AND MAINTENANCE WARNING: Turn off fireplace and let cool before cleaning. CAUTION: You must keep control areas, burners, and circulating air passageways of fireplace clean. Inspect these areas of fireplace before each use. Have fireplace inspected yearly by a qualified service person. Fireplace may need more frequent cleaning due to excessive lint from carpeting, bedding material, pet hair, etc. GLASS DOOR WARNING: Handle glass door panel with care.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE TROUBLESHOOTING WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. Note: For additional help, visit DESA International’s Technical Service web site at www.desatech.com. CAUTION: Never use a wire, needle, or similar object to clean pilot. This can damage pilot unit. Note: All troubleshooting items are listed in order of operation.
OWNER’S MANUAL TROUBLESHOOTING Continued OBSERVED PROBLEM POSSIBLE CAUSE REMEDY Burner does not light after pilot is lit 1. Burner orifice clogged 1. Clean burner (see Cleaning and Maintenance, page 21) or replace burner orifice 2. Contact local propane/LP or natural gas company 3. Reconnect leads (see Wiring Diagram, page 25) 4. Replace thermopile 2. Inlet gas pressure is too low 3. Thermopile leads disconnected or improperly connected 4. Thermopile is defective Delayed ignition burner 1.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE TROUBLESHOOTING Continued WARNING: If you smell gas Shut off gas supply. Do not try to light any appliance. Do not touch any electrical switch; do not use any phone in your building. Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions. • If you cannot reach your gas supplier, call the fire department. • • • • IMPORTANT: Operating fireplace where impurities in air exist may create odors.
OWNER’S MANUAL REPLACEMENT PARTS WIRING DIAGRAM CAUTION: Label all wires prior to disconnection when servicing controls. Wiring errors can cause improper and dangerous operation. Verify proper operation after servicing. Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty. PARTS UNDER WARRANTY Contact authorized dealers of this product.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE SPECIFICATIONS MSBVBN MSBVBP 21,000-30,000 Btu/h 20,000-28,000 Btu/h Natural Propane/LP Piezo Piezo Manifold Pressure 3.5" w.c. 10.0" w.c. Minimum Inlet Supply Pressure 4.5" w.c. 11.0" w.c. 70% 70% 28" x 27" x 23" 711.2 x 685.8 x 584.2 mm 23" x 33" x 23" 584.2 x 838.2 x 584.2mm 28" x 27" x 23" 711.2 x 685.8 x 584.2 mm 23" x 33" x 23" 584.2 x 838.2 x 584.2mm 70 lbs/31.8 kg 75 lbs/34 kg 70 lbs/31.
OWNER’S MANUAL WALL MOUNTED THERMOSTAT CONTROL KIT GWMT1 (Not Shown) ACCESSORIES Purchase these fireplace accessories from your local dealer. If they can not supply these accessories, call Sun Valley Stove Company’s Sales Department at 1-800-221-1425 for information. You can also write to the address listed on the back page of this manual. MANUAL BLOWER KIT GA3700 Allows easy wall access to the operation of your fireplace. This will allow you thermostatic control with the convenience of a wall switch.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE ILLUSTRATED PARTS BREAKDOWN 3 MSBVBN MSBVBP 26 29 9 11 10 24 30 22 23-3 23 -1 8 23-4 17 18 21 1 19 25 4 23-2 28 4 12 14 4 5 6 27 16 2 13 20 15 20 LO H P ON T IL O OFF I 7 28 106022
OWNER’S MANUAL PARTS LIST This list contains replaceable parts used in your fireplace. When ordering parts, follow the instructions listed under Replacement Parts on page 25 of this manual. MSBVBN MSBVBP KEY NO.
SUN VALLEY STOVE COMPANY B-VENT FREESTANDING FIREPLACE ILLUSTRATED PARTS BREAKDOWN SUN VALLEY STOVE MC(*) SERIES (* Indicates Color Suffix Designation) 9 1R 8 2 (Discarded During Assembly) 1L 1C 8 10 5 5 7-4 5 6 5 7-1 3 4 7-3 7-2 30 106022
OWNER’S MANUAL PARTS LIST This list contains replaceable parts used in your stove. When ordering parts, follow the instructions listed under Replacement Parts on page 25 of this manual. SUN VALLEY STOVE MC(*) SERIES (* Indicates Color Suffix Designation) KEY NO. PART NO.
WARRANTY INFORMATION KEEP THIS WARRANTY Model Serial No. Date Purchased Always specify model and serial numbers when communicating with the factory. We reserve the right to amend these specifications at any time without notice. The only warranty applicable is our standard written warranty. We make no other warranty, expressed or implied.
