Instruction/ maintenance manual of the product GWP10 GWN10T Desa
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Sav e this manual for future reference. For more information, visit www .desatech.com W ARNING: 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.
www .desatech.com 1 17001-01A 2 W ARNING: Improper installation, adjustment, altera- tion, service or maintenance can cause injury or prop- erty damage. Refer to this manual for correct installation and operational procedures. For assistance or addi- tional information consult a qualified installer , service agency or the gas supplier .
www .desatech.com 3 1 17001-01A SAFETY INFORMA TION W ARNING: This product c o n t a i n s a n d / o r g e n e r a t e s chemicals known to the State of California to cause cancer or birth defects or other reproduc - tive harm.
www .desatech.com 1 17001-01A 4 5. This heater needs fresh, outside air ventilation to run properly . This heater has an Oxygen Depletion Sensing (ODS) safety shutoff system. The ODS shuts down the heater if not enough fresh air is available. See Air for Combustion and V entilation, page 5.
www .desatech.com 5 1 17001-01A AIR FOR COMB USTION AND VENTILA TION W ARNING: This heater shall not be installed in a confined space or unusually tight con - struction unless provisions are provided for adequate combus- tion and ventilation air .
www .desatech.com 1 17001-01A 6 The space in the above example is a confined space because the actual Btu/Hr used is more than the maxi- mum Btu/Hr the space can support. Y ou must provide additional fresh air . Y our options are as follows: A . Rework worksheet, adding the space of an adjoining room.
www .desatech.com 7 1 17001-01A AIR FOR COMB USTION AND VENTILA TION Continued V entilation Air From Outdoors Provide extra fresh air by using ventilation grills or ducts. Y ou must provide two permanent open- ings: one within 12" (30.5 cm) of the ceiling and one within 12" (30.
www .desatech.com 1 17001-01A 8 LOCA TING HEA TER This heater is designed to be mounted on a wall. W ARNING: Maintain the minimum clearances shown in Figure 4. If you can, provide greater clearances from floor , ceiling and joining wall. W ARNING: Never install the heater • in a bathroom (10,000 Btu/hr only .
www .desatech.com 9 1 17001-01A Installing T wo Mounting Screws Note: W all anchors and mounting screws are in hardware package. The hardware package is provided with heater . Attaching to wall stud method For attaching mounting screw to wall stud 1. Drill hole at marked location using 9/64" drill bit.
www .desatech.com 1 17001-01A 10 W A R N I N G : F o r n a t u r a l gas, never connect heater to private (non-utility) gas wells. This gas is commonly known as wellhead gas. IMPORT ANT : For natural gas, check gas line pressure before connecting heater to gas line.
www .desatech.com 1 1 1 17001-01A Cap Pipe T ee Nipple Joint T ee Joint Reducer Bushing to 1/8" NPT 1/8" NPT Plug T ap * A CSA design-cer tified equipme nt shutoff valve with 1/8" NPT tap is an acceptable alternative to test gauge connection.
www .desatech.com 1 17001-01A 12 INST ALLA TION Continued Figure 16 - Checking Gas Joints for Propane/LP Gas Equipment Shutoff V alve Propane/LP Supply T ank Figure 15 - Checking Gas Joints for Natura.
www .desatech.com 13 1 17001-01A Figure 19 - Pilot LIGHTING INSTRUCTIONS 1. ST OP! R ead the s af et y info rma ti on , pa ge 12. 2. Make sure equipment shutoff valve is fully open. 3. T urn off any elect ric power to the applianc e if service is to be performed.
www .desatech.com 1 17001-01A 14 INSPECTING HEA TER Check pilot flame pattern and burner flame pat- tern often. PILOT FLAME P A TTERN Figure 20 shows a correct pilot flame pattern. Figure 21 shows an incorrect pilot flame pattern. The incorrect pilot flame is not touching the thermocouple.
www .desatech.com 15 1 17001-01A 1/2 GLASS HEIGHT CORRECT FLAME P A TTERN A T HIGH POSITION INCORRECT FLAME P A TTERN A T HIGH POSITION 1/2 GLASS HEIGHT 1/2 GLASS HEIGHT CORRECT FLAME P A TTERN A T HI.
www .desatech.com 1 17001-01A 16 TROUBLESHOO TING WAR NIN G: Tur n off and unp lug hea te r and let co ol bef ore ser vic in g. Onl y a qu ali fied se rvi ce per son sh oul d s erv ice an d r epa ir hea ter . CAUTION: Never use a wire, needle or similar object to clean ODS/pilot.
www .desatech.com 17 1 17001-01A TROUBLESHOO TING Continued POSSIBLE CAUSE 1. Co nt ro l kn ob no t fu ll y pres sed i n 2. Control knob not pressed in long enough 3. Equipment shutoff valve not fully open 4 . Thermocouple connection loose at control valve 5.
www .desatech.com 1 17001-01A 18 TROUBLESHOO TING Continued POSSIBLE CAUSE 1. Not enough air 2. Inlet gas pressure is too low 3. Gas regulator defective 1. Residues from manufacturing processes 1. Turning control knob to high- est position when burner is cold 2.
www .desatech.com 19 1 17001-01A TROUBLESHOO TING Continued POSSIBLE CAUSE 1. Heater burning vapors from pa in t, hai r s pr ay , g lu es , e tc. Se e IM PO R T ANT st at em en t ab ove 2. Low fuel supply (propane/LP gas only) 3 . Gas leak. See Warning statement at top of page 1.
www .desatech.com 1 17001-01A 20 9 1 1 10 1 2 3 4 5 6 7 8 10 12 13 14 16 17 20 21 19 23 22 18 24 15 ILL USTRA TED P ARTS BREAKDOWN MODELS GWP6, GWN6, GWP10 AND GWN10 1 1-1 1 1 ODS/Pilot.
www .desatech.com 21 1 17001-01A P ARTS LIST This list contains replaceable parts used in your heater . When ordering parts, follow the instructions listed under Replacement Parts on page 25 of this manual.
www .desatech.com 1 17001-01A 22 ILL USTRA TED P ARTS BREAKDOWN MODELS GWP10T AND GWN10T 15 1 2 3 5 6 7 8 4 13 9 10 12 13 14 1 1 17 19 18 9 20 21 16 1 1-1 1 1 ODS/Pilot.
www .desatech.com 23 1 17001-01A P ARTS LIST This list contains replaceable parts used in your heater . When ordering parts, follow the instructions listed under Replacement Parts on page 25 of this manual.
www .desatech.com 1 17001-01A 24 SPECIFICA TIONS GWP6 • 4,400/6,000 Btu/hr (V ariable) • Propane/LP Gas • Piezo Ignition • Pressure Regulator Setting - 8" W .C. • Inlet Gas Pressure (inches of water) Maximum - 14", Minimum - 1 1" • Heater Dimensions (H x W x D) 21.
www .desatech.com 25 1 17001-01A ACCESSORIES Pu rc ha se th is heater accessory from your local de al er. If t hey can n ot su ppl y th is accessory , either contact your nearest Parts Central (page 26) or ca ll DE SA He atin g P rod uc ts at 1- 86 6- 67 2-60 40 for re fe rra l in fo r ma ti o n.
www .desatech.com 1 17001-01A 26 P ARTS CENTRAL These Parts Centrals are privately owned businesses. They have agreed to support our customer ʼ s needs by providing original replacement parts and accessories. T ool & Equipment Co. 5 Manila A ve Hamden, CT 06514-0322 1-800-397-7553 203-248-7553 Portable Heater Parts 342 N.
www .desatech.com 27 1 17001-01A ______________________________________________________ ______________________________________________________ ______________________________________________________ __.
117001 01 KEEP THIS WARRANTY WARRANTY INFORMA TION 2701 Industrial Drive P .O. Box 90004 Bowling Green, KY 42102-9004 www .desatech.com Always specify model and serial numbers when communicating with the factory . W e reserve the right to amend these specifications at any time without notice.
An important point after buying a device Desa GWP10 GWN10T (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 GWP10 GWN10T 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 GWP10 GWN10T - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Desa GWP10 GWN10T you will learn all the available features of the product, as well as information on its operation. The information that you get Desa GWP10 GWN10T will certainly help you make a decision on the purchase.
If you already are a holder of Desa GWP10 GWN10T, 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 GWP10 GWN10T.
However, one of the most important roles played by the user manual is to help in solving problems with Desa GWP10 GWN10T. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Desa GWP10 GWN10T 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
