Desa WMN20A - Manual
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Table of Contents:
- Page 2 – sAFeTY INFoRMATIoN; WARNING: Improper in; Air for Combustion; section on; known to the State of California; Get fresh air at once!; Have heater; TABle oF CoNTeNTs
- Page 3 – • do not try to light any appliance; Continued
- Page 4 – State of Massachusetts:; bedroom and bathroom installation in the; Glass Panel; SAFETY DEvICE
- Page 5 – WARNING: This heater shall; National Fuel; Unusually Tight Construction; and; Confined and Unconfined Space
- Page 6 – WARNING: If the area in; National Fuel Gas Code,
- Page 7 – Figure 3 - Ventilation Air from Outdoors; vENTILATION AIR; Ventilation Air From Inside Building; National Fuel Gas Code, ANSI; AIR FoR CoMBUsTIoN; INsTAllATIoN; NOTICE: This heater is intended; CHECK GAS TYPE; ventilation Air From Outdoors; National Fuel
- Page 8 – INSTALLATION ITEMS; cessorie; LOCATING HEATER; Accessories; Vent-free heaters add moisture
- Page 9 – THERMOSTAT SENSING BULB; Figure 5 - Attaching Thermostat Sensing; INSTALLING HEATER TO WALL; Mounting Bracket; Figure 7 - Removing Front Panel Of; Removing Front Panel Of Heater; Marking Screw Locations; mum clearances shown in Figure
- Page 10 – Attaching Mounting Bracket To Wall
- Page 11 – Wall; Installing Bottom Mounting Screws; Attaching; MOUNTING HEATER TO FLOOR; Mounting Base Feet to Heater; Figure 13 - Installing Base Feet; Mounting Base Feet to Floor; Removing Front
- Page 12 – CONNECTING TO GAS SUPPLY; WA R N I N G : F o r n a t u r a l; Figure 14 - External Regulator With Vent; Typical Inlet Pipe Diameters
- Page 13 – sories; CHECKING GAS CONNECTIONS; and connections, internal and; Test Gauge Connection*; Natural Gas; Sediment; ing to Gas Supply; Figure 15 - Gas Connection
- Page 15 – oPeRATING HeATeR; FOR YOUR SAFETY READ; low these instructions exactly,; WHAT TO DO IF YOU SMELL GAS; LIGHTING; to the; Figure 20 - Control Knob In The OFF
- Page 16 – Lighting; manual control heaters at the; Shutting Off Heater; Shutting Off Burner Only (pilot stays lit); to the
- Page 17 – BURNER FLAME PATTERN; INsPeCTING HeATeR; PILOT FLAME PATTERN; Figure 23 - Incorrect Pilot Flame Pattern
- Page 18 – WARNING: Turn off heater; BURNER PILOT AIR INLET; home center may carry compressed air in a; CABINET; Air Passageways; Use pressurized air to clean.; Exterior
- Page 19 – TRoUBlesHooTING; WARNING: Turn off and unplug heater and let cool before servicing.; POSSIBLE CAUSE; ing and Maintenance
- Page 21 – OBSERvED PROBLEM
- Page 22 – clogged; odors; REMEDY; propane/LP gas company
- Page 23 – When Gas Pressure Is Too Low; RePlACeMeNT PARTs; Use only original replacement parts.; PARTS UNDER WARRANTY; ready; PARTS NOT UNDER WARRANTY; Parts Central; TeCHNICAl seRVICe; You may have further questions about instal; seRVICe PUBlICATIoNs
- Page 24 – IllUsTRATed PARTs BReAkdoWN; MODELS
- Page 25 – PARTs lIsT; Replacement Parts; Cabinet
- Page 26 – ACCessoRIes; EQUIPMENT SHUTOFF vALvE; Accessory for “G” models, standard for; ELECTRONIC IGNITOR KIT - GA435; For all piezo ignitor models.
- Page 27 – PARTs CeNTRAls; East Coast Energy; Parts Department; Cans Unlimited
- Page 28 – NOT A UPC; lIMITed WARRANTIes FoR NeW ANd FACToRY; WARRANTY INFoRMATIoN; keeP THIs WARRANTY; Model
Models
GWN20TA, GWP20TA, GWN30TA, GWP30TA, WMN20A, WMP20A
UNVeNTed (VeNT-FRee) BlUe FlAMe GAs HeATeR
sAFeTY INFoRMATIoN ANd INsTAllATIoN MANUAl
For more information, visit www.desatech.com
WARNING: If the information in this manual is not fol-
lowed exactly, a fire or explosion may result causing
property damage, personal injury or loss of life.
— Do not store or use gasoline or other flammable
vapors and liquids in the vicinity of this or any other
appliance.
— WHAT TO DO IF YOU SMELL GAS
• 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.
— Installation and service must be performed by a quali
-
fied installer, service agency or the gas supplier.
INSTALLER: Leave this manual with the appliance.
CONSUMER: Retain this manual for future reference.
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Summary
www.desatech.com 119344-01B sAFeTY INFoRMATIoN WARNING: Improper in - stallation, adjustment, al - teration, service or mainte- nance can cause injury or property damage. Refer to this manual for correct in- stallation and operational procedures. For assis - tance or additional infor- mation consult...
www.desatech.com 119344-01B 3 Natural and Propane/LP Gas: Natural and pro - pane/LP gases are fuel gases. Fuel gases are odorless. An odor-making agent is added to fuel gases. The odor helps you detect a fuel gas leak. However, the odor added to fuel gas can fade. Fuel gas may be present even though...
www.desatech.com 119344-01B 4 12. Operating heater above elevations of 4,500 feet could cause pilot outage. 13. To prevent performance problems, do not use propane/LP fuel tank of less than 100 lbs. capacity. 14. Provide adequate clearances around air openings. loCAl Codes Install and use heater wit...
