Desa FB-5B manual

FB-3B FBS-3C FB-5B FBS-5C Save this manual for future reference. INFRARED VENT -FREE PROP ANE/LP GAS HEA TER OWNER’S OPERA TION AND INST ALLA TION MANUAL 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 [...]

2 107297 INFRARED PROP ANE/LP GAS HEA TER 1. This appliance is only for use with the type of gas indicated on the rating plate. This appliance is not convertible for use with other gases. 2. Do not place propane/LP supply tank(s) inside any structure. Locate propane/ LP supply tank(s) outdoors. 3. If you smell gas • Shut off gas supply . • Do n[...]

3 107297 OWNER’S MANUAL PRODUCT IDENTIFICA TION LOCAL CODES Install and use heater with care. Follow all local codes. In the absence of local codes, use the latest edition of National Fuel Gas Code ANS Z223.1, also known as NFPA 54*. *Available from: American National Standards Institute, Inc. 1430 Broadway New York, NY 10018 National Fire Protec[...]

4 107297 INFRARED PROP ANE/LP GAS HEA TER FRESH AIR FOR COMBUSTION AND VENTILA TION Today’s homes are built more energy effi- cient than ever. New materials, increased insulation, and new construction methods help reduce heat loss in homes. Home owners weather strip and caulk around windows and doors to keep the cold air out and the warm air in. [...]

5 107297 OWNER’S MANUAL FRESH AIR FOR COMBUSTION AND VENTILA TION Continued DETERMINING FRESH-AIR FLOW FOR HEATER LOCATION Determining if You Have a Confined or Unconfined Space Use this worksheet to determine if you have a confined or unconfined space. Space: Includes the room in which you will install heater plus any adjoining rooms with doorle[...]

6 107297 INFRARED PROP ANE/LP GAS HEA TER Figure 3 - Ventilation Air from Outdoors Ventilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts. You must provide two per- manent openings: one within 12" of the ceiling and one within 12" of the floor. Connect these items directly to the outdoors or spaces open[...]

7 107297 OWNER’S MANUAL INST ALLA TION WARNING: A qualified ser- vice person must install heater. Follow all local codes. CHECK GAS TYPE Use only propane/LP gas. If your gas supply is not propane/LP, do not install heater. Call dealer where you bought heater for proper type heater. INSTALLATION ITEMS Before installing heater, make sure you have t[...]

8 107297 INFRARED PROP ANE/LP GAS HEA TER 17 3 / 8 " 17 1 / 2 " Min. 6 1 / 2 " Min. Adjoining Wall Only Insert Mounting Screws Through Last Hole On Each End Floor Methods For Attaching Mounting Bracket To Wall Only use last hole on each end of mounting bracket to attach bracket to wall. These two holes are 16 inches apart from their [...]

9 107297 OWNER’S MANUAL Installing Bottom Mounting Screws 1. Locate two bottom mounting holes. These holes are near bottom on back panel of heater (see Figure 13). 2. Mark screw locations on wall. 3. Remove heater from mounting bracket. 4. If installing bottom mounting screws into hollow or solid wall, install wall anchors. Follow steps 1 through[...]

10 107297 INFRARED PROP ANE/LP GAS HEA TER Tee Joint Reducer Bushing to 1/8" NPT 1/8" NPT Plug Tap Test Gauge Connection * Sediment Trap Tee Joint Pipe Nipple Cap Equipment Shutoff Valve * 3/8" NPT Pipe Nipple Heater Cabinet Figure 15 - Gas Connection * A CSA/AGA design-certified equipment shutoff valve with 1/8" NPT tap is an a[...]

11 107297 OWNER’S MANUAL CHECKING GAS CONNECTIONS Pressure Testing Gas Supply Piping System Test Pressures In Excess Of 1/2 PSIG (3.5 K Pa) 1. Disconnect appliance with its appliance main gas valve (control valve) and equip- ment shutoff valve from gas supply pip- ing system. Pressures in excess of 1/2 psig will damage heater regulator . 2. Cap o[...]

12 107297 INFRARED PROP ANE/LP GAS HEA TER TO SELECT HEATING LEVEL Slightly press in control knob and turn coun- terclockwise to the LOW, ME- DIUM, or HIGH positions (see Figure 2 0). IMPORTANT: Release downward pres- sure while turning control knob. Control knob will lock at the desired position. WARNING: When running heater, set control knob at L[...]

13 107297 OWNER’S MANUAL OPERA TING HEA TER Continued THERMOSTAT MODELS FBS-3C AND FBS-5C FOR YOUR SAFETY READ BEFORE LIGHTING A. This appliance has a pilot which must be lighted by hand. When lighting the pilot, follo w these instructions exactly . B . BEFORE LIGHTING smell all around the appliance ar ea for gas. Be sure to smell next to the flo[...]

14 107297 INFRARED PROP ANE/LP GAS HEA TER THERMOSTAT CONTROL OPERATION The thermostatic control used on these models differs from standard thermostats. Standard thermostats simply turn on and off the burner. The thermostat used on this heater senses the room temperature. At times the room may exceed the set temperature. If so, the burner will shut[...]

15 107297 OWNER’S MANUAL TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed in, there is no spark at ODS/pilot ODS/pilot lights but flame goes out when control knob is released When ignitor button is pressed in, there is a spark at ODS/pilot but no ignition POSSIBLE CA[...]

16 107297 INFRARED PROP ANE/LP GAS HEA TER OBSERVED PROBLEM Burner(s) does not light after ODS/pilot is lit Delayed ignition of burner(s) Burner backfiring during combustion Burner plaque(s) does not glow Slight smoke or odor during initial operation Heater produces a clicking/ticking noise just after burner is lit or shut off White powder residue [...]

17 107297 OWNER’S MANUAL 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 re[...]

18 107297 INFRARED PROP ANE/LP GAS HEA TER SPECIFICA TIONS FB-3B FBS-3C FB-5B FBS-5C Btu (Variable) 6,000/12,000/15,000 15,000 6,000/15,000/25,000 25,000 Type Gas Propane/LP Only Propane/LP Only Propane/LP Only Propane/LP Only Ignition Piezo Piezo Piezo Piezo Pressure Regulator Setting 10 W.C. 10" W.C. 10" W.C. 10" W.C. Inlet Gas Pre[...]

19 107297 OWNER’S MANUAL FAN KITS - UH1000FB AND UHS1000FB For all models. Provides better heat distri- bution. Makes heater more efficient. Com- plete installation and operating instructions included. Manually-controlled - UH1000FB. Includes ON/OFF switch. Thermostatically-controlled - UHS1000FB. Includes three settings: ON/OFF/AUTO. ACCESSORIES[...]

20 107297 INFRARED PROP ANE/LP GAS HEA TER 26 19 25 25 24 7 2 7 1 20 21 22 23 3 4 (See Detail) ILLUSTRA TED PA R T S BREAKDOWN FB-3B Burner Assembly 11 10 6 16 7 9 14 7 13 12 8 17 15 5 4 18 18 18 5-1 5-2 ODS/Pilot Assembly[...]

21 107297 OWNER’S MANUAL P AR TS LIST FB-3B This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 19 of this manual. KEY PART NO. NO. FB-3B DESCRIPTION QTY. 1 L98409-02 Cabinet Assembly 1 2 L98005-02 Lower Front Panel Assembly 1 3 L98410-02 Deflector Unit 1 4 [...]

22 107297 INFRARED PROP ANE/LP GAS HEA TER ILLUSTRA TED PA R T S BREAKDOWN FB-5B Burner Assembly 31 24 30 30 29 7 2 4 (See Detail) 7 1 25 26 27 28 3 11 10 4 6 7 5 9 7 21 19 23 22 22 22 22 22 20 18 13 14 12 8 14 16 23 15 17 TO " B1 " TO " B2 " TO " C1 " TO " C2 " 5-1 5-2 ODS/Pilot Assembly[...]

23 107297 OWNER’S MANUAL P AR TS LIST FB-5B This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 19 of this manual. KEY PART NO. NO. FB-5B DESCRIPTION QTY. 1 L98409-01 Cabinet Assembly 1 2 L98005-01 Lower Front Panel Assembly 1 3 L98410-01 Deflector Unit 1 4 [...]

24 107297 INFRARED PROP ANE/LP GAS HEA TER ILLUSTRA TED PA R T S BREAKDOWN FBS-3C Burner Assembly 15 16 13 17 21 20 11 9 12 19 16 14 10 4 21 18 16 16 27 2 27 26 22 23 1 24 25 16 8 16 13 7 9 17 22 4 (See Detail) 3 5 6 14-1 14-2 ODS/Pilot Assembly[...]

25 107297 OWNER’S MANUAL P AR TS LIST FBS-3C This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 19 of this manual. KEY PART NO. NO. FBS-3B DESCRIPTION QTY. 1 L98409-04 Cabinet Assembly 1 2 L98006-02 Front Panel Assembly 1 3 L98410-04 Reflector Unit 1 4 L981[...]

26 107297 INFRARED PROP ANE/LP GAS HEA TER ILLUSTRA TED PA R T S BREAKDOWN FBS-5B Burner Assembly 12 11 4 15 16 14 13 16 24 22 26 23 19 26 25 25 25 25 25 20 17 10 18 21 9 TO " B1 " TO " B2 " TO " C1 " TO " C2 " 16 16 32 2 32 31 27 28 1 29 30 16 8 16 13 7 9 17 27 4 (See Detail) 3 5 6 14-1 14-2 ODS/Pilot Assemb[...]

27 107297 OWNER’S MANUAL P AR TS LIST FBS-5C This list contains replaceable parts used in your heater. When ordering parts, follow the instructions listed under Replacement Parts on page 19 of this manual. KEY PART NO. NO. FBS-5B DESCRIPTION QTY. 1 L98409-03 Cabinet Assembly 1 2 L98006-01 Front Panel Assembly 1 3 L98410-03 Reflector Unit 1 4 L981[...]

KEEP THIS WARRANTY W ARRANTY INFORMA TION 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. Model Serial No. Date Purchased LIMITED [...]