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113110-01H

13

INSTALLATION

Continued

4.  Route  flexible  gas  line  through  access 

hole in hearth base.

5.  Center  cabinet  mantel  on  hearth  base 

(see  Figure  12).  Make  sure  mantel  is 

flush  against  wall  and  centered  left  to 

right on base.

6.  Use screws provided with mantel acces

-

sory to attach mantel assembly to base 
(see mantel instruction sheet).

7.  Attach  flexible  gas  line  to  fireplace  gas 

regulator. See 

Connecting to Gas Supply,

 

page 17.

8.   Route  electrical  cord(s)  through  access 

holes in either side of fireplace with bushing. 

Plug electrical cord(s) into electrical outlet.

9.  Check all gas connections for leaks. See 

Checking Gas Connections,

 page 19.

10. Carefully insert fireplace into cabinet mantel 

(see Figure 13). Be careful not to scratch or 
damage hearth base or cabinet mantel.

11. Place metal trim on shoulder screws locat

-

ed on the side and top of the fireplace (see 

Assembling Perimeter Trim

). Firmly snap 

trim over shoulder screws. Align fireplace 

in mantel assembly so the trim overlaps 
mantel evenly on all three sides.

12. 

Lower  bottom  louver  door.  Use  3"  wood 
screws  provided  with  mantel  accessory 
to  attach  fireplace  to  base  (see  mantel 

instruction sheet).

Figure 14 - Assembling Trim

Side Trim

Top 
Trim

Mitered Edge

Shim

Set Screws

Adjusting 

Plate

Slot

Figure 12 - Installing Cabinet Mantel onto 

Hearth Base

Cabinet 
Mantel

Hearth 
Base

Figure 13 - Installing Fireplace into 

Mantel Assembly

Cabinet 
Mantel

Assembled 
Trim

Hearth Base

Assembling Perimeter Trim

1.  Remove packaging from three remaining 

pieces of trim.

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/shim 

in slot on mitered edge of top trim (see 
Figure 14).

5.  Slide  other  end  of  adjusting  plate/shim 

in slot on mitered edge of side trim (see 
Figure 14).

6.  While firmly holding edges of trim together, 

tighten both set screws on the adjusting 
plate with slotted screwdriver.

7.  Repeat steps 1 through 6 for other corner.
8.  Set assembly aside for later installation.

Summary of Contents for Unvented (Vent-Free) Gas Compact Classic Hearth Fireplace VMH26NRB

Page 1: ...al switch do not use any phone in your building Immediatelycallyourgassupplierfromaneighbor s phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the fire departmen...

Page 2: ...s appliance is only for use with the type of gas indicated on the rating plate This appliance is not convertible for use with other gases Aftermarket Completion of sale not for purpose of resale from...

Page 3: ...the OFF position to prevent children from turning on burners with remote You must operate this fireplace withthefireplacescreeninplace Make sure fireplace screen is closed before running fireplace Ke...

Page 4: ...that can be purchased separately wall switch hand held ON OFF remote wall thermostat hand held thermostat remote See Accessories page 35 Local Codes Install and use fireplace with care Follow all loca...

Page 5: ...udes one hardware packet Assembly Local Codes Continued 4 Check fireplace for any shipping dam age If heater is damaged call DESA Heating LLC at 1 866 672 6040 for replacement parts before returning t...

Page 6: ...from the house to operate You must provide adequate fresh air for these appliances This will insure proper venting of vented fuel burning appliances PROVIDING ADEQUATE VENTILATION The following are e...

Page 7: ...th x Width x Height __________cu ft volume of space Example Space size 16 ft length x 14 ft width x 8 ft ceiling height 1792 cu ft volume of space AIR FOR COMBUSTION AND VENTILATION Continued If addit...

Page 8: ...adjoining room see option 3 Figure 4 Follow the National Fuel Gas Code ANSI Z223 1 NFPA 54 Air for Combustion and Ventilation for required size of ventilation grills or ducts AIR FOR COMBUSTION AND V...

Page 9: ...clearance installations Wall or framing ma terial can be placed directly against any exterior surfaceontherear sides ortopofyourfireplace except where standoff spacers are integrally at tached If stan...

Page 10: ...in Figure 6 Example The face of a mantel bookshelf etc is made of combustible material and protrudes 3 1 2 from the wall This com bustible material must be 4 from the side of the fireplace opening se...

Page 11: ...lve The flexible gas line must be the last item installed on the gas piping Nails or Wood Screws Nailing Flanges Figure 9 Attaching Fireplace to Wall Studs Wall Studs 4 If you have not assembled fireb...

Page 12: ...ollowing raise the mantel to an accept able height remove the mantel Figure 10 Minimum Mantel Clearances for Built In Installation OPTIONAL MANTEL Installation Refer to instructions provided with the...

Page 13: ...shoulder screws Align fireplace in mantel assembly so the trim overlaps mantel evenly on all three sides 12 Lower bottom louver door Use 3 wood screws provided with mantel accessory to attach fireplac...

Page 14: ...oles in the rear of the valve cover shieldandthroughtherectangularholeinthe front of shield see Figure 16 page 15 8 Reconnect red wire to switch position 3 Reconnect blue wire to switch position 1 Rec...

Page 15: ...tch Plate Blue Red Valve Cover Shield Snap Bushing Black Blower Mounting Holes Lower Louver Door Power Cord Figure 17 Wiring Diagram For Blower Accessory Standard Installation Red Red Fan Switch Auto...

Page 16: ...t In Installation WARNING A licensed elec trician must connect the wiring harness to electrical supply followingalllocalcodes Electri cianmustprovideaclamponthe box cover to secure the wiring Wiringsh...

Page 17: ...f you do not reduce incoming gas pressure fireplace regulator damage could occur Install external regula tor with the vent pointing down as shown in Figure 21 Pointing the vent down protects it from f...

Page 18: ...te sediment trap where it is within reach for cleaning Install in piping system between fuel supply and heater Locate sediment trap where trapped matter is not likely to freeze Asediment trap traps mo...

Page 19: ...flame to check for a leak Apply a noncorrosive leak detection fluid toalljoints Bubblesformingshow a leak Correct all leaks at once CAUTION Make sure exter nal regulator has been installed betweenprop...

Page 20: ...e Figure 28 Discard switch plate after removing Save the screws 4 Locate battery clip mounted on back of receiver see Figure 29 5 Slide 9 volt battery not included through the clip 6 Attach terminal w...

Page 21: ...side of base see Figure 33 WARNING Do not con nect the thermostat to a power source Electrical shock and or a fire hazard will occur 6 Connect one bare wire end to each terminal W and R of the thermos...

Page 22: ...see Figure 32 page 21 2 Connect remaining wire terminal to TH terminal on control valve Make sure that wire terminals are in the positions on your unit as pictured in Figure 32 page 21 If wires are n...

Page 23: ...this fireplace with the fireplace screen in place Make sure fire place screen is installed before running fireplace Figure 36 Control Knob and Ignitor Button Location Shown as Supplied No Control Opt...

Page 24: ...e the selector switch is in the OFF positionwhenyouareawayfrom home for long periods of time Fireplacewillcomeonautomati cally with selector switch in the ON position TO TURN OFF GAS TO APPLIANCE Shut...

Page 25: ...rol 2 Press MANU button to turn on fireplace 3 Press POWER and LOCK buttons to gether to turn off fireplace Auto Thermostatic Mode 1 Press POWER and LOCK buttons together to turn on hand held remote c...

Page 26: ...red setting Thermostat has been electronically calibrated at the factory and requires no adjustment or leveling Upon installation thermostat must be allowed to stabilize at room temperature for a mini...

Page 27: ...liance page 24 see Troubleshooting page 30 Note The pilot flame on natural gas units will have a slight curve but flame should be blue and have no yellow or orange color BURNER FLAME PATTERN Figure 45...

Page 28: ...re hardware store or home center may carry compressed air in a can If using compressed air in a can please follow the directions on the can If you don t follow directions on the can you could dam age...

Page 29: ...remove one piece log set for clean ing refer to Installing Log Set and Screen page 22 for placement instructions Replace log set if broken or chipped dime sized or larger CABINET Air Passageways Use...

Page 30: ...in PILOT position 4 Air in gas lines when in stalled 5 Depleted gas supply pro pane LP only 6 ODS pilot is clogged 7 Gas regulator setting is not correct REMEDY 1 Reconnect ignitor cable 2 Free ignit...

Page 31: ...trol knob pressed in 30 seconds 3 Wait one minute for safety interlock system to reset Repeat ignition operation 4 Fully open equipment shut off valve 5 A Contact local natural or propane LP gas compa...

Page 32: ...ne checked by local natural gas company 3 Observe minimum instal lation clearances see page 10 4 Clean burner see Cleaning and Maintenance page 28 or replace burner orifice 1 Turn fireplace off when u...

Page 33: ...each your gas supplier call the fire department IMPORTANT Operating fireplace where impurities in air exist may create odors Cleaning supplies paint paint remover cigarette smoke cements and glues new...

Page 34: ...t s call DESA Heating LLC at 1 866 672 6040 When calling DESA Heating LLC have ready your name your address model and serial numbers of your heater how heater was malfunctioning purchase date Usually...

Page 35: ...Unfinished Traditional Design W26TO Oak Finished Traditional Design W26GO Oak Finished Georgian Design Mantel features clean classic lines Available in a stained oak or unfinished hardwood ready to s...

Page 36: ...atech com 113110 01H 36 Parts MODELS VMH26PRB and VMH26NRB 39 37 38 4 22 40 32 11 28 30 12 7 35 25 10 9 7 23 1 2 20 20 8 14 8 24 33 34 13 41 21 26 18 15 27 20 3 20 29 16 18 3 17 42 36 6 4 20 19 31 31...

Page 37: ...01 Injector 1 20 M11084 26 Screw Hex Head 10 x 3 8 25 21 098249 01 Nut M5 6 22 103781 01 Gas Valve 1 103781 02 Gas Valve 1 23 102639 01 Baffle 1 24 101628 01 Flexible Connector 1 25 104305 01 Control...

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Page 40: ...proved by DESA Heating LLC Warranty parts must be obtained through authorized dealers of this prod uct and or DESA Heating LLC who will provide original factory replacement parts Failure to use origin...

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