Desa FAS-5B - Manuals

Desa FAS-5B – Manual in PDF format online.

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Manual

Manual Desa FAS-5B

Summary

Page 2 - INFRARED NATURAL GAS HEATER; Carbon Monoxide Poisoning:; WARNINGS; DANGER: Carbon monoxide

2 105566 INFRARED NATURAL GAS HEATER 1. This appliance is only for use with thetype of gas indicated on the rating plate.This appliance is not convertible for usewith other gases. 2. If you smell gas• Shut off gas supply.• Do not try to light any appliance.• Do not touch any electrical switch; do no...

Page 3 - OWNER’S MANUAL; LOCAL CODES; American National Standards Institute, Inc.; SAFETY DEVICE; UNPACKING; Remove heater from carton.

3 105566 OWNER’S MANUAL PRODUCTIDENTIFICATION LOCAL CODES Install and use heater with care. Follow alllocal codes. In the absence of local codes, usethe latest edition of National Fuel Gas CodeANS Z223.1, also known as NFPA 54*. *Available from: American National Standards Institute, Inc. 1430 Broad...

Page 4 - Unusually Tight Construction; per

4 105566 INFRARED NATURAL GAS HEATER FRESH AIR FORCOMBUSTION ANDVENTILATION Today’s homes are built more energy effi-cient than ever. New materials, increasedinsulation, and new construction methodshelp reduce heat loss in homes. Home ownersweather strip and caulk around windows anddoors to keep the...

Page 5 - Determining if You Have a Confined or Unconfined Space

5 105566 OWNER’S MANUAL FRESH AIR FORCOMBUSTION ANDVENTILATION 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 instal...

Page 6 - Figure 3 - Ventilation Air from Outdoors; Ventilation Air From Outdoors; Do not provide openings for; Figure 2 - Ventilation Air from Inside Building

6 105566 INFRARED NATURAL GAS HEATER Figure 3 - Ventilation Air from Outdoors Ventilation Air From Outdoors Provide extra fresh air by using ventilationgrills or ducts. You must provide two per-manent openings: one within 12" of theceiling and one within 12" of the floor.Connect these items ...

Page 7 - INSTALLATION; CHECK GAS TYPE; WARNING: Never install the; CAUTION: If you install the

7 105566 OWNER’S MANUAL INSTALLATION NOTICE: A qualified service per-son must install heater. Followall local codes. CHECK GAS TYPE Use only natural gas. If your gas supply isnot natural, do not install heater. Call dealerwhere you bought heater for proper typeheater. INSTALLATION ITEMS Before insta...

Page 8 - Attaching to wall stud; Attaching to Wall Stud; Marking Screw Locations; Figure 8 - Mounting Bracket Clearances; WARNING: Maintain minimum; Mounting Bracket; Figure 5 - Mounting Bracket Location; Only mark last hole on each end

8 105566 INFRARED NATURAL GAS HEATER 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 AttachingMounting Bracket To Wall Only use last hole on each end of mountingbracket to attach bracket to wall. These t...

Page 9 - Mark screw locations on wall.; Attaching to Wall Stud Method; For attaching mounting bracket to wall studs; Attaching to Wall Anchor Method; Fold wall anchor as shown in Figure 9.; Figure 9 - Folding Anchor

9 105566 OWNER’S MANUAL Installing Bottom MountingScrews 1. Locate two bottom mounting holes.These holes are near bottom on backpanel of heater (see Figure 12). 2. Mark screw locations on wall. 3. Remove heater from mounting bracket. 4. If installing bottom mounting screwsinto hollow or solid wall, ...

Page 10 - Hold pressure regulator; Figure 13 - Gas Connection; Typical Inlet Pipe Diameters; Check gas line pressure be-; WARNING: Never connect

10 105566 INFRARED NATURAL GAS HEATER IMPORTANT: Hold pressure regulator with wrench when connecting it to gas pip-ing and/or fittings. Tee Joint ReducerBushing to1/8" NPT 1/8" NPTPlug Tap TestGaugeConnection * SedimentTrap Tee Joint Pipe Nipple Cap ManualShutoffValve * 3/8" NPTPipe Nipp...

Page 11 - WARNING: Never use an open; Correct all leaks at once.; Figure 14 - Manual Shutoff Valve; FOR YOUR SAFETY

11 105566 OWNER’S MANUAL CHECKING GASCONNECTIONS Pressure Testing Gas SupplyPiping System Test Pressures In Excess Of 1/2 PSIG(3.5 K Pa) 1. Disconnect heater and its individualmanual shutoff valve from gas supplypiping system. Pressures in excess of1/2 PSIG will damage heater regulator. 2. Cap off o...

Page 12 - WARNING: When running; Shutting Off Heater

12 105566 INFRARED NATURAL GAS HEATER TO SELECT HEATING LEVEL Slightly press in control knob and turn coun-terclockwise to the LOW, ME- DIUM, or HIGH positions (see Figure 18). IMPORTANT: Release downward pres- sure while turning control knob. Controlknob will lock at the desired position. WARNING: ...

Page 14 - Figure 22 - Correct Pilot Flame Pattern; Figure 23 - Incorrect Pilot Flame Pattern; Figure 24 - Correct Burner Flame Pattern; Figure 25 - Incorrect Burner Flame Pattern; Air Passageways; CAUTION: You must keep; Turn control knob clockwise

14 105566 INFRARED NATURAL GAS HEATER INSPECTINGBURNER Check pilot flame pattern and burner flamepattern often. PILOT FLAME PATTERN Figure 22 shows a correct pilot flame pattern.Figure 23 shows an incorrect pilot flamepattern. The incorrect pilot flame is not touch-ing the thermocouple. This will ca...

Page 15 - TROUBLESHOOTING; OBSERVED PROBLEM

15 105566 OWNER’S MANUAL TROUBLESHOOTING Note: All troubleshooting items are listed in order of operation. OBSERVED PROBLEM When ignitor button is pressed in, there is nospark at ODS/pilot ODS/pilot lights but flame goes out whencontrol knob is released When ignitor button is pressed in, there is as...

Page 16 - REMEDY

16 105566 INFRARED NATURAL GAS HEATER 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 noisejust after bur...

Page 17 - POSSIBLE CAUSE; IMPORTANT

17 105566 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 ...

Page 18 - SERVICE HINTS; When Gas Pressure Is Too Low; PARTS UNDER WARRANTY; SPECIFICATIONS

18 105566 INFRARED NATURAL GAS HEATER TECHNICALSERVICE You may have further questions about in-stallation, operation, or troubleshooting. If so, contact DESA International’s Techni-cal Service Department at 1-800-323-5190. You can also visit DESA International'sT e c h n i c a l S e r v i c e w e b ...

Page 19 - ACCESSORIES; FLOOR MOUNTING STAND; PARTS CENTRALS

19 105566 OWNER’S MANUAL FAN KITS - UH1000FB ANDUHS1000FB For all models. Provides better heat distri-bution. Makes heater more efficient. Com-plete installation and operating instructionsincluded. Manually controlled - UH1000FB. IncludesON/OFF switch. Thermostatically controlled - UHS1000FB.Include...

Page 20 - Burner Assembly

20 105566 INFRARED NATURAL GAS HEATER 28 21 27 27 26 7 2 7 1 22 23 24 25 3 4 (See Detail) ILLUSTRATEDPARTSBREAKDOWN FA-3B Burner Assembly 11 10 6 18 16 15 14 7 9 7 13 12 8 19 17 5 4 20 20 20 5-1 5-2 ODS/Pilot Assembly

Page 21 - PARTS LIST; KEY

21 105566 OWNER’S MANUAL PARTS LIST FA-3B This list contains replaceable parts used in your heater. When ordering parts, follow the instructionslisted under Replacement Parts on page 18 of this manual. KEY PART NO. NO. FA-3B DESCRIPTION QTY. 1 L98409-02 Cabinet Assembly 1 2 L98005-02 Lower Front Pan...

Page 28 - KEEP THIS WARRANTY; WARRANTY INFORMATION; Model; LIMITED WARRANTY; NOT A UPC

KEEP THIS WARRANTY WARRANTY INFORMATION 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 writtenwarranty. We make no other warranty, expressed or im...