Desa FAS-5B, FAS-3B installation manual FA-5B

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INFRARED NATURAL GAS HEATER

ILLUSTRATED

PARTS

BREAKDOWN

FA-5B

32

31

32

4

(See Detail)

33

26

7

28

1

3

29 30

27

4

TO "B1"

24

	21
		7
	TO "B2"
	25			6	24
	25	24
	22
	22		7	5	23
		9	7	5	23
	20
	TO "C1"
		24			13
					13
				16	12
		18			8
		18
				25	15
				25	TO "C2"
					TO "C2"
					24
					19
					17

Burner Assembly

7

11

10

14

2

5-1

5-2

ODS/Pilot Assembly

22

105566

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Contents Infrared VENT-FREE Natural GAS Heater What to do if YOU Smell GASSafety Information Infrared Natural GAS HeaterLocal Codes Product FeaturesProduct Identification UnpackingUnusually Tight Construction Fresh AIR for Combustion and VentilationProducing Adequate Ventilation Confined and Unconfined SpaceDetermining FRESH-AIR Flow for Heater Location Fresh AIR for Combustion VentilationDetermining if You Have a Confined or Unconfined Space Ventilation Air From Inside Building Ventilation AIRVentilation Air From Outdoors Locating Heater InstallationInstallation Items Check GAS TypeRemoving Front Panel Of Heater Models FA-3B and FA-5B Installing Heater to WallMounting Bracket Methods For Attaching Mounting Bracket To WallAttaching Mounting Bracket To Wall Installing Bottom Mounting ScrewsPlacing Heater On Mounting Bracket Connecting to GAS Supply Typical Inlet Pipe DiametersPressure Testing Heater Gas Connections For Your Safety Read Before LightingPressure Testing Gas Supply Piping System Operating HeaterTo Select Heating Level Manual Lighting ProcedureLighting Instructions To Turn OFF GAS to ApplianceThermostat Models FAS-3B and FAS-5B Cleaning and Maintenance Inspecting BurnerTroubleshooting Observed Problem Possible Cause RemedyInfrared Natural GAS Heater Top Service Publications Technical SpecificationsService Hints Replacement Parts Manual Shutoff Valve GA5010 Accessories Parts Centrals FAN Kits UH1000FB and UHS1000FBIllustrated Parts Breakdown Burner Assembly ODS/Pilot AssemblyFA-3B Parts List KEY FA-3B DescriptionFA-5B KEY FA-5B Description ODS/Pilot Assembly Burner Assembly FAS-3BKEY FAS-3B Description QTY FAS-5B KEY FAS-5B Description QTY Warranty Information International