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Desa GWP10 GWN10T manual

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Table of contents for the manual

  • Page 1

    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. — Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any[...]

  • Page 2

    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 . W ARNING: [...]

  • Page 3

    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. IMPORT ANT : Read this owner ’ s man ual car eful ly and com plet ely b e f o r e t r y i n g t o a s s e m b l e , oper[...]

  • Page 4

    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. 6. Keep all air openings in the front and bottom of heater[...]

  • 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 . Read the following instructions to insure pro per f resh air for this and other fuel-bu rning ap plia[...]

  • Page 6

    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. If the extra space provides an unconfined spac[...]

  • Page 7

    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" (30.5 cm) of the floor. Connect these items directly to the outd[...]

  • Page 8

    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 . 6,000 Btu/hr models are allowed in a[...]

  • Page 9

    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. 2. Insert mounting screw into wall stud. [...]

  • Page 10

    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. Gas line press ure must be no greate r than 10.5 inche s of water . If gas line pre[...]

  • Page 11

    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. Purchase the optional CSA des ign -ce rtifi ed equi pme nt shut of f valve fro m your deal[...]

  • Page 12

    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 Natural Gas Equipment Shutoff V alve Gas Meter Control V alve Location Control V alve Location OPERA TING HEA TER FOR YOUR SAFETY READ BEFORE LIGHTING W ARN[...]

  • Page 13

    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. 4. T urn contr ol knob clockwise to the OFF position. 5. W ait five minutes to clear [...]

  • Page 14

    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. This will cause the thermocouple to cool. When the ther[...]

  • Page 15

    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 HIGH POSITION INCORRECT FLAME P A TTERN A T HIGH POSITION 1/2 GLASS HEIGHT Figure 22 - Correct Burner Flame Pattern Y ellow T ipping Figure 23 - Incorre[...]

  • Page 16

    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. This can damage ODS/pilot unit. Note: All troubleshooting items are [...]

  • Page 17

    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. Pilot flame not touching ther - mocouple, which allows ther - mocouple to cool, causing p[...]

  • Page 18

    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. Air in gas line 3 . Air passageways on heater blocked 4 . Dirty or partially clogged bu[...]

  • Page 19

    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. Not enough fresh air is avail - able 2. Low line pressure 3 . ODS/pil[...]

  • Page 20

    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[...]

  • Page 21

    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. KEY NO. P ART NO. DESCRIPTION QTY 1 098304-01 Screw , #10 x 3/8" • • • • 2 2 099467-07 Front Panel • • • • 1 3 099318-04 G[...]

  • Page 22

    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[...]

  • Page 23

    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. KEY NO. P ART NO. DESCRIPTION QTY . 1 098304-01 Screw , #10 x 3/8" • • 2 2 099467-07 Front Panel Assembly • • 1 3 099318-04 Grill [...]

  • Page 24

    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) 21.5" x 13.5" x 7" (54.6 x 34.3 x 17.8 cm) •[...]

  • Page 25

    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. Yo u ca n al so wr it e to th e ad dr es s li st ed [...]

  • Page 26

    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. County Rd. 400 East V[...]

  • Page 27

    www .desatech.com 27 1 17001-01A ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ ______________________________________________________ __________________________________________[...]

  • Page 28

    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. The only warranty applicable is our standard written wa[...]