Desa VMH1OTNB Owner'S Operation And Installation Manual Download

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Summary of Contents for VMH1OTNB

Page 1: ...call the fire department Installation and service must be performed by a quali fied installer service agency or the gas supplier WARNING Improper installation adjustment alteration service or maintenance can cause injury or property damage Refer to this manual for correct installation and operational procedures For assis tance or additional information con sult a qualified installer service agency...

Page 2: ...and to death draperies Carbon Monoxide Poisoning Early signs of carbon monoxide poisoning resemble the flu with headaches dizziness or nausea If you have these signs the fireplace may not he working properly Get fresh air at once Have fireplace serviced Some people are more affected by carbon monoxide than others These include pregnant women people with heart or lung disease OF after those under t...

Page 3: ... wax carpet cleaner or similar products turn fireplace off If heated the vapors from these products may create a vs hire powder residue within burner box or on adjacent alls or furniture 10 This fireplace needs fresh air ventilation to run properly This fireplace has an Oxygen Depletion Sensing tODS safety shutoff system The ODS shuts down the fireplace if not enough fresh air is available See Air...

Page 4: ...system requires no matches batteries or other sources to light fireplace THERMOSTATIC HEAT CONTROL FOR THERMOSTAT CONTROLLED MODELS Thermostat Controlled models have a thermostat sensing bulb and a control valve The thermostat will automatically modulate the heat output to maintain a consistent room temperature This results in greater fireplace comfort This can also result in lower gas hills UNPAC...

Page 5: ...SEMBLY A WARNING Always have branch support and screen in place before operating fireplace This pre vents excessive temperatures on fireplace surfaces A WARNING Failure to position the parts in accor dance with these diagrams or failure to use only parts specifically approved with this fireplace may result in property damage or personal injury ASSEMBLING FIREPLACE 4 Locate four black phillips shee...

Page 6: ... Determining Fresh Air Flow For Fireplace Location below Confined and Unconfined Space The National Fuel Gus Code ANSI Z223 1 NEPA 54 defines a confined space as a space whose volume is less than 50 cubic feet per 1 000 Btu per hour 4 8 in per kw of the aggregate input rating of all appliances installed in that space and an unconfined space as a space whose volume is not less than 50 cubic feet pe...

Page 7: ...oms See owe or on Air Frain Inside Building B Vent room directly to the outdoors See likaailtnion Air From Out doors page 8 C Install a lower B tu H r fireplace if low er Btu H r sOc makes coon unconfined the actual Btu Hr used is less than the maximum Btu Hr the space can support the space is an unconfined space You will need no additional fresh air ventilation AWARNING If the area in which the f...

Page 8: ...tel the installation instructions included with your mantel shows an ESA approved method of attaching the l ireplace mantel system to a wall IMPORTANT Only use optional cabinet or corner mantels specified in this manual Purchase the optional mantel from your dealer see Accessories pages 38 and 39 If your fireplace is to be recessed into the wall see Built In Fireplace Installation 00 page 10 to se...

Page 9: ...connecting to electrical source The fireplace electrical outlet is included with the GA3450T blower accessory Only use the fireplace electrical outlet supplied with the GA34507 blower accessory Note A qualified installer should make all electrical connections 3 Install gas piping to fireplace location This installation includes all approved flexible gas line if allowed by local codes after the equ...

Page 10: ...Mantel Shelf Note All vertical measurements are from top of fireplace opening to bottom of mantel shelf All measurements are in inches OPTIONAL MANTEL INSTALLATION Note Refer to instructions provided with the mantel for assembly instructions Refer to the following instructions for system installa tion Refer to instructions on page 5 for fireplace assembly Blower accessory should be installed if it...

Page 11: ...first remove the upper louver assembly 1 3 4 Screw _ i 0101 111 1 Wood Base Figure 13 Attaching Wood Base to Floor Assembling Brass Trim Brass trim shipped with mantel Remove packaging from three remaining pieces of brass rim 2 Locate two adjUSting plates with set screws and two shims in the hardware packet 3 Align shim under adjusting plate as shown in Figure 14 4 Slide one end of adjusting plate...

Page 12: ...embly to the outer casing with 4 10 screws provided see Figure 16 6 Route the wire harness through the hole in left side of baffle Pull wire harness through lower opening on the side of the valve cover shield see Figure 16 7 Insert the 4 wire harnesses into one of the round holes in the rear of the valve cover shield and through the rectangular hole in the Front of shield see Figure 16 8 Reconnect...

Page 13: ...iagram For Blower Accessory Built In Installation 5 Test to make sure the blower is working properly 6 Reinstall upper louver assembly see Figure 15 page 12 and close lower louver Extension Cord Use _A tension cord if needed The cord must have a three prong gt ic ding plug and a three hole receptacle Make sure cord is in good shak It must be heavy enough to carry the current needed An undarsims I ...

Page 14: ...r fireplace is built in see For Built hi Installation on page 14 Install snap bushings found in hardware kit into both holes in rear of valve cover shield 2 Make sure the wire harness is firmly connected to the terminals on the blower bracket assembly 3 Note the wire locations on hack of AUTO OFF ON switch The terminals on back of switch are numbered 1 2 and 3 Carefully remove red wire from termin...

Page 15: ...see Figure 27 Set the cable bundle be tween the burner bracket and outer casing away from the burner 6 Reinstall valve cover shield 7 Test to make sure the blower is working properly S Reinstall upper louver assembly and hood if previously removed see Figure 21 page 14 Close lower louver door Figure 26 Wiring Diagram For Blower Accessory Built In Installation Switch Plate Screw Figure 25 Installin...

Page 16: ...rcsa45 maleflare fitting 5 8 18 UNF Unified National Fine Thread inlet connection and the flexible gas line provided A WARNING A qualified service person must con nect fireplace to gas supply Follow all local codes AWARNING Never connect natural gas fireplace to private non utility gas wells This gas is commonly known as wellhead gas IMPORTANT For natural gas check gas line pressure befOre connect...

Page 17: ... shutting sealant resistant to propane LP gas not provided off the gas to the appliance I Remove screws that attach branch support to fireplace see Figure 31 Carefully lift up branch support and remove from Cheek your building codes for any special requirements for locating fireplace see Figure 31 equipment shutoff valve to fireplaces Apply pipe joint sealant lightly to male NPT threads This will ...

Page 18: ...gas line is in fireplace base area Reat tach branch support to fireplace with screws removed in step 1 To Gas Regulator Thermostat ControlledModels or Control Valve Remote Ready Models Equipment See Shutoff Valve tet ra a rta Flexible Gas Line from Fireplace Gas Regulator Provided With Ns Fireplace PROPANE LP To External Regulator NATURAL 2 PressuPze supply piping system by either opening propaneL...

Page 19: ...k all other internal joints for leaks 7 Turn off fireplace see To Turn Off Gas to Appliance page 24 for Thermostat Controlled Models or page 25 for Remote Ready Models Equipment Gas Regulator or ch I n1f Unlun Gas Control Valve Figure 34 Checking Gas Joints Propane LP Only Gas Regulator or Gas Control Valve Equipment c Shutoff Valve Gas Figure 35 Checking Gas Joints Natural Gas Only OPTIONAL WIREL...

Page 20: ...tat to any electrical source Electrical shock and or fire hazard will occur 1 Connect one terminal of 25 ft wire to bottom contact of switch see Figure 41 2 Connect remaining wire terminal to the TH terminal on the control valve Make sure that wire terminals are in the posi tions on your unit as pictured in Figure 41 If wires are not crossed the thermostat will not work 3 Route the 25 ft wire to a...

Page 21: ...switch to any electri cal source Electrical shock and or fire hazard will occur I 1 Connect one terminal of 25 ft wire to bottom contact of switch see Figure 41 page 21 2 Connect remaining wire terminal to the rir terminal on the control valve Make sure that wire terminals are in the posi tions on your unit as pictured in Figure 41 page 21 If wires are not crosser the thermostat will not work 3 Ro...

Page 22: ...P Read the safety information above 2 Make sure equipment shutoff valve is fully open 3 Turn control knob clockwise Mk to the OFF position Wait five 5 minutes to clear out any gas Then smell for gas including near the floor If you smell gas STOP Fol low B in the safety information above If you don t smell gas go to the next step 5 Turn control knob counterclockwise to the PI LOT position Press in ...

Page 23: ...ith room tem perature depending on housing construction installation loca tion room size open air temperatures etc Frequent use of your fireplace will let you determine your own comfort levels MANUAL LIGHTING PROCEDURE 1 Follow steps 1 through Sunder Lighting Instructions page 23 2 With control knob pressed in strike match Hold match to pilot until pilot lights 3 Keep control knob pressed in for 3...

Page 24: ...re Selector Switch in Control Knob OFF Position V AuT c 0 gi 8 Keep control knob pressed in for 30 seconds after lighting pilot After 30 seconds release control knob If control knob does not pop out when released contact a qualified service person or gas supplier for repairs Note If pilot goes out repeat steps 4 through 8 9 Slightly push in and turn control knob counterclockwise to the ON position...

Page 25: ...tton is pressed TO UNLOCK press both buttons together on hand held remote control until the light stops flashing The hand held remote is now unlocked THERMOSTAT SERIES MODEL GHRCTB The hand held remote can be operated using either the manual mode MANU or thermostatic mode AUTO see Figure 54 To select Fahrenheit Centigrade mode display carefully press the CIF mode button with the end of a paper cli...

Page 26: ...O and set the temperature adjustment on wall thermostat to the desired setting The ther mostat has been electronically calibrated at the factory and requires no adjustment or leveling Upon installation the thermostat must be allowed to stabilize at room temperature for a minimum of 30 minutes for proper operation See installation instructions on page 21 of this manual GWMS2 WALL MOUNTED SWITCH OPT...

Page 27: ...lot flame on natural gas units will have a slight curve but flame should be blue and have no yellow or orange color Thermocouple Figure 56 Correct Pilot Flame Pattern Propane LP Remote Ready Shown Thermocouple Figure 57 Incorrect Pilot Flame Pattern Propane LP Remote Ready Shown Figure 5S shows a correct burner flame pattern Figure 59 shows an incorrect burner flame pattern The incorrect burner fl...

Page 28: ...Shut off the unit including the pilot Al low the unit to cool for at least thirty minutes 2 Inspect burner pilot and primary air inlet holes on injector holder for dust and dirt see Figure 60 3 Blow air through the ports slots and holes in the burner 4 Check the injector holder located at the end of the burner tube again Remove any large particles of dust dirt lint or pet hair with a soft cloth or...

Page 29: ...embly 6 Replace pilot assembly Tum on gas supply or open equipment shutoff valve 2 Turn control knob to PILOT position 3 Press in control knob while in PILOT position 4 Continue holding down control knob Repeat igniting operation until air is removed 5 Contact local propane LP gas company 6 Clean DS pilot see Cleaning and Maintenance page 29 or replace ODS pilot assembly 7 Replace gas regulator I ...

Page 30: ...al or propane LP gas company 2 Clean burner see Cleaning and Mainte nance page 29 or replace burner orifice 3 Reconnect leads see Wiring Diagram page 29 4 Replace battery in hand held remote and receiver 1 Contact local natural or propane LP gas company 2 Clean burner see Cleaning and Mainte nance page 29 or replace burner orifice I Clean burner see Cleaning and Main tenance page 29 or replace bur...

Page 31: ...ied ser vice person Fireplace produces unwanted odors 1 Fireplace burning vapors from paint hair spray glues cleaners chemicals new carpet etc Sec IMPORTANT statement above 1 Open window to ventilate room Stop us ing odor causing products while fire place is running 2 Low fuel supply propane LP only 2 Refill supply tank propane LP only 3 Gas leak See Warning statement at top of page 3 Locate and c...

Page 32: ...ave ready your name your address model and serial numbers of your fireplace how fireplace was malfunctioning type of gas used propane I P or natural gas purchase date Usually we will ask you to return the part to the factory PARTS NOT UNDER WARRANTY Contact authorized dealers of this product If they can t supply original replacement part s call DESA Heating Products at 1 866 672 6040 for referral ...

Page 33: ...and EFS1OTN ILLUSTRATED PARTS BREAKDOWN THERMOSTAT CONTROLLED MODELS VMH1OTPB VMH1OTNB s EFS1OTP and EFS1OTN N 1 C3 32 Tt 14 24 1 2 25 A sk 4 4 23 8 3 14 1y1 3 2 0 42 20 C n 24 5k 22 s tt et 26 s 21 1 30 I For more information Aiedr pd i cd f IJL JJJJ 107032 01J ...

Page 34: ...r Screw 2 19 104335 01CK 104335 01CK Outer Shell Base 1 20 102649 02 102649 02 Branch Support 1 21 099415 04 099415 10 Gas Regulator 1 22 102875 01 102875 01 Regulator Bracket 1 23 101381 01 101381 01 Valve Cover and Piezo 1 24 099387 03 099387 03 Pilot Tube 1 25 098271 10 098271 10 Ignitor Cable 1 26 M11084 38 M11084 38 Screw 48 x 3 8 1 27 101004 13 101004 12 Injector 1 28 098522 27 098522 27 Gas...

Page 35: ...EAKDOWN REMOTE READY MODELS VMH26PRA VMH26NRA Shown EFS26PR EFS26NR 4 12 4 M 1 41 1 itilip V ty 20 i ea fr 22 36 15 a e 1 I 1 int 11 0 4r 11 1 17 tt 14 3 09 S AI i I 0 12 G 24 27 40 Z 31 14 33 70 1 c c _ 6 30 0 3 1 9 5 32 i f 11 tt i1Mg 18 I 21 11 IC i V 28 For more informatioricnrte 1 07032 0 J ...

Page 36: ...ible Connector 1 25 104305 01 104305 01 Control Shield 1 26 103295 030K 103295 030K Screen Assembly 1 27 107153 01 107153 01 Log Set Assembly Kit 1 28 104313 01 104313 01 Right Hinge 1 29 104313 02 104313 02 Lett Hinge 1 30 M10908 2 M10908 2 Hinge Screws 4 31 103734 01 103734 01 Burner Support 2 32 101006 02 101006 02 Pilot Bracket 1 33 097809 02 097809 02 Connector Male 1 34 101629 01 101629 01 B...

Page 37: ... covering rough edges of wall opening Included with all mantels THERMOSTAT CONTROLLED BLOWER KIT GA3450T For all models Provides better heat distribution Makes fireplace more efficient Automatically turns off and on as needed CABINET MANTEL WITH BUILT IN HEARTH BASE AND ROUNDED LEG STYLING GMC61U Series Unfinished GMC6OF Series Oak Finished GMC65W Series White Lacquer Finished Appearance May Diffe...

Page 38: ...ally cycle from pilot to the heat setting selected WALL MOUNT ON OFF SWITCH GWMS2 Not Shown For all Remote Ready Models Allows the fireplace to be turned on and off with a wall switch RECEIVER AND HAND HELD THERMOSTAT REMOTE CONTROL KIT GHRCTB For all Remote Ready Models Allows the fireplace to be operated in a manually or thermostatically controlled mode You can turn the fireplace on and off with...

Page 39: ...NOTES 4110111111111110INSIMINAMSMCP m1DW NOTES For more informatioi4 1 107032 01 ...

Page 40: ...c 3 Other 6 How was the product installed 0 Professional Installer 0 Self 0 Other 7 Cost of product excluding sales tax 8 Cost to install product g T e of store where product was purchased a Hardware 3 Propane Dealer D Natural Gas Utility Co 0 Home Center Builder s Supply 0 Fifeplace or Hearth Shop 0 Farm Store 3 Other 10 What motivated you to buy this product 3 Sudden Cold Weather Replace Older M...

Page 41: ...3dV1 Postage Required CIIIIESAT HEATING PRODUCTS 2701 Industrial Drive P O Box 90004 Bowling Green KY 42102 9004 TAPE ...

Page 42: ...he unit This warranty does not apply to parts that arc not in original condition because of normal wear and tear or parts that fail or become damaged as a result of misuse accidents lack of proper maintenance or defects caused by improper installation Travel diagnostic cost labor transportation and any and all such other costs related to repairing a defective fireplace will be the responsibility o...

Page 43: ...NOTES NOTES r rfrrAw igi inp r gen visit www desatech com ES 11 137032 013 ...

Page 44: ...NICHNIERMIMMMOMMMIMMAI 099387 14 Description TUBE PILOT Need Qty 1 1 Home Location Weight 040 00 1 M52 064 Z00804 099387 15 Description TUBE PILOT MHMUMMINHUMMMINMUMMMII 099918 02 1 M93041 100 Description REGULATOR PILOT 11111111111111011MUMMIIMMMAMIMINIM 103779 01 1 D10062 300 Description PILOT O D S NG AM HUI HAIM INIMMIIMMHMED 103781 01 1 D10108 2 200 Description VALVE GAS I NERMIUMMEMMUMMIIlil...

Page 45: ...Number Need Qty Location Weight Est Total Cube 000 Order Comments TRUCK LOAD MUST CALL TO MAKE A DELIVERY APPOINTMENT NJ PAUL 732 780 9340 PA RICK OR SCOTT 717 792 8750 VA MIKE 804 279 0203 NH RICK 603 679 4617 LTL MUST DELIVER B4 NOON UPS ACCOUNT 4080314 LTL COLLECT SHIPMENTS MUST BE CENTRAL TRANSPORT ALL ORDERS SHIPPING FRT COLLECT FROM CALIFORNIA WHS MUST SHIP DOT LINE TRANSPORTATION PH 800 423...

Page 46: ... or oil lamps of any kind Burning incense Cigarette cigar or pipe smoke Incorrectly placed logs causing flame to contact logs Objects placed in or near the flames of your heater Burner air inlet or pilot burner dirty with dust dirt lint or pet hair Running ceiling fans or other drafty conditions This can disturb the normal flame patterns in your heater Dirty flue and chimney if your log set is in ...

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