Instruction/ maintenance manual of the product FVFM27NR Desa
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UNVENTED (VENT -FREE) N A TURAL G A S LOG HEA TER ® Patent Pending Multi-Sided Log Design FVFM27NR (Millivolt) Remote Control Ready Model ALSO DESIGN- CERTIFIED AS A VENTED DECORA TIVE APPLIANCE OWNER’S OPERA TION AND INST ALLA TION MANUAL Save this manual for future reference.
2 105223 UNVENTED NA TURAL GAS LOG HEA TER FIREPLACE MANUF ACTURERS INCORPORA TED 1. This appliance is only for use with the type of gas indicated on the rating plate.
3 105223 OWNER’S MANUAL PRODUCT IDENTIFICA TION Figure 1 - Product Identification PRODUCT FEA TURES OPERATION This heater is clean burning. It requires no outside venting. There is no heat loss out a vent or up a chimney. Heat is generated by realistic, dancing yellow flames.
4 105223 UNVENTED NA TURAL GAS LOG HEA TER FIREPLACE MANUF ACTURERS INCORPORA TED PROVIDING ADEQUATE VENTILATION The following are excerpts from National Fuel Gas Code. NFPA 54/ANS Z223.1, Sec- tion 5.3, Air for Combustion and Ventilation. All spaces in homes fall into one of the three following ventilation classifications: 1.
5 105223 OWNER’S MANUAL DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this work sheet to determine if you have a confined or unconfined space.
6 105223 UNVENTED NA TURAL GAS LOG HEA TER FIREPLACE MANUF ACTURERS INCORPORA TED AIR FOR COMBUSTION AND VENTILA TION Continued Figure 3 - Ventilation Air from Outdoors Figure 2 - Ventilation Air from.
7 105223 OWNER’S MANUAL WARNING: Never install the heater • in a bedroom or bathroom un- less installed as a vented ap- pliance, see page 10 • in a recreational vehicle • where curtains, furni.
8 105223 UNVENTED NA TURAL GAS LOG HEA TER FIREPLACE MANUF ACTURERS INCORPORA TED Minimum Noncombustible Material Clearances If Not Using Mantel Note: If using a mantel, proceed to If Using Mantel . If not using a mantel, follow the information below.
9 105223 OWNER’S MANUAL INST ALLA TION Continued Figure 6 - Minimum Mantel Clearances Without Using Hood Figure 7 - Minimum Mantel Clearances When Using Hood Continued MANTEL CLEARANCES In addition .
10 105223 UNVENTED NA TURAL GAS LOG HEA TER FIREPLACE MANUF ACTURERS INCORPORA TED INSTALLING HEATER BASE ASSEMBLY WARNING: You must secure this heater to fireplace floor. If not, heater will move when you adjust controls. Moving heater may cause a gas leak.
11 105223 OWNER’S MANUAL INST ALLA TION Continued CONNECTING TO GAS SUPPLY WARNING: A qualified ser- vice person must connect heater to gas supply. Follow all local codes. Installation Items Needed Before installing heater, make sure you have the items listed below.
12 105223 UNVENTED NA TURAL GAS LOG HEA TER FIREPLACE MANUF ACTURERS INCORPORA TED Test Pressures Equal To or Less Than 1/2 PSIG 1. Close manual shutoff v alve (see Fig- ure 14). 2. Pressurize supply piping system by ei- ther using compressed air or opening main gas valve located on or near gas meter .
13 105223 OWNER’S MANUAL WARNING: Failure to posi- tion the parts in accordance with these diagrams or failure to use only parts specifically approved with this heater may result in prop- erty damage or personal injury.
14 105223 UNVENTED NA TURAL GAS LOG HEA TER FIREPLACE MANUF ACTURERS INCORPORA TED LIGHTING INSTRUCTIONS OPERA TING HEA TER FOR YOUR SAFETY READ BEFORE LIGHTING WARNING: If you do not fol- low these instructions exactly, a fire or explosion may result caus- ing property damage, personal injury or loss of life.
15 105223 OWNER’S MANUAL Ignitor Electrode Pilot Burner Figure 21 - Pilot CAUTION: Do not try to adjust heating levels by using the manual shutoff valve. WARNING: Make sure the selector switch is in the OFF po- sition when you are away from home for long periods of time.
16 105223 UNVENTED NA TURAL GAS LOG HEA TER FIREPLACE MANUF ACTURERS INCORPORA TED ON OFF REMOTE O F F P I L O T O N L O I H TEMP ST A TUS HI LO MAN ON AUT O OFF Increases Room Temperature Decreases R.
17 105223 OWNER’S MANUAL TROUBLESHOOTING WARNING: Turn off heater and let cool before servicing. Only a qualified service person should service and repair heater. CAUTION: Never use a wire, needle, or similar object to clean ODS/pilot. This can damage ODS/ pilot unit.
18 105223 UNVENTED NA TURAL GAS LOG HEA TER FIREPLACE MANUF ACTURERS INCORPORA TED OBSERVED PROBLEM Burner does not light after ODS/pilot is lit Delayed ignition burner Burner backfiring during combus.
19 105223 OWNER’S MANUAL 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.
20 105223 UNVENTED NA TURAL GAS LOG HEA TER FIREPLACE MANUF ACTURERS INCORPORA TED CLEANING AND MAINTENANCE WARNING: Turn off heater and let cool before cleaning. CAUTION: You must keep control areas, burner, and circu- lating air passageways of heater clean.
21 105223 OWNER’S MANUAL REPLACEMENT PA R T S Note: Use only original replacement parts. This will protect your warranty coverage for parts replaced under warranty.
22 105223 UNVENTED NA TURAL GAS LOG HEA TER FIREPLACE MANUF ACTURERS INCORPORA TED ILLUSTRA TED PA R T S BREAKDOWN FVFM27NR 5 O F F P I L O T O N H I L O O F F P I L O T O N H I L O 1 9 3 2 13 12 15 1.
23 105223 OWNER’S MANUAL P ARTS LIST FVFM27NR This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 21 of this manual.
KEEP THIS WARRANTY W ARRANTY INFORMA TION 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.
An important point after buying a device Desa FVFM27NR (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Desa FVFM27NR yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Desa FVFM27NR - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Desa FVFM27NR you will learn all the available features of the product, as well as information on its operation. The information that you get Desa FVFM27NR will certainly help you make a decision on the purchase.
If you already are a holder of Desa FVFM27NR, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Desa FVFM27NR.
However, one of the most important roles played by the user manual is to help in solving problems with Desa FVFM27NR. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Desa FVFM27NR along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
