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For more information, visit www.desatech.com

Natural Gas models

m36(b,h), m42(b,h), Vm36(b,h) 

aNd Vm42(b,h) 

ProPaNe/lP Gas models

m36P(b,h), m42P(b,h), 

Vm36P(b,h) aNd Vm42P(b,h) 

b-VeNt deCoratIVe Gas FIrePlaCe

oWNer’s oPeratIoN aNd INstallatIoN maNual

FOR YOUR SAFETY

—  Do not store or use gasoline or any other flammable 

vapors or 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.

 WARNING: If the information in these instructions 

is not followed exactly, a fire or explosion may result 
causing property damage, personal injury or death.

o-tl rePort # 114-F-16-4

Summary of Contents for VM36B

Page 1: ...t any appliance Do not touch any electrical switch Do not use any phone in your building Immediatelycallyourgassupplierfromaneighbor s phone Follow the gas supplier s instructions If you cannot reach...

Page 2: ...e may be installed in an aftermarket per manently located manufactured mobile home where not prohibited by state or local codes This appliance is only for use with the type of gas indi cated on the ra...

Page 3: ...to excessive lint and dust from carpeting bedding material etc Turn off the gas valve and pilot light before cleaning fireplace 10 Have venting system inspected annually by a qualified service person...

Page 4: ...ms are packed inside the firebox Remove before positioning firebox into framing Transition Collar For vent connection Ceramic Log Pack Shrink wrapped on cardboard Three 3 plastic bags containing lava...

Page 5: ...sting ofthegassupplypipingsystemattestpressures equal to or less than 1 2 psig 3 5 kPa For the purpose of input adjustment two pressure taps for IN and OUT pressures are provided on the gas control va...

Page 6: ...ximum Supply Pressure 13 WC 3 23 kPa 13 WC 3 23 kPa Orifice Size 52 51 S T P Q R X Outside Air Kit Location Optional K 7 J I M L V 13 5 1 5 Glass Door Optional W O N Alternate Gas Supply Inlet 7 G H F...

Page 7: ...le components in relation to fireplace opening Spacer 3 7 6 cm 1 1 2 3 8 cm Max B 6 15 2 cm A 12 22 9 cm Combustible Materials Header Figure 5 Mantel Clearances Side View Cross Section M36 B H M36P B...

Page 8: ...to the flexible gas line Note If 1 2 NPT black iron pipe does not mate with fitting at the end of flexible gas line remove fitting and replace with a 37 flare 3 4 12 1 2 NPT female fitting WARNING Wh...

Page 9: ...minate vertically into a listed type vent cap and extend a sufficient height through an approved roof flashing roof jack or a roof thimble At all points listed clearances must be maintained Vent termi...

Page 10: ...nspected for damage and proper installation It is not recommended that this appliance be common vented with an existing gas burning appliance Note Before connecting this appliance to an existing vent...

Page 11: ...E This appliance is equipped with a vent safety shutoff switch which will shut down the appliance in the case of a venting problem Do not bypass the vent safety switch If theapplianceshouldshutdown co...

Page 12: ...g optional wireless hand held remote control the wall switch is no longer operational Installing Receiver 1 Remove front refractory access panel by lifting up and angling out of firebox open ing see F...

Page 13: ...and Held Remote Control Unit Battery Cover 9 Volt Battery Terminal Wires Remote Control Unit Battery Housing Installation Continued DESAHeating LLC recommends that a black iron gas line be routed from...

Page 14: ...ear leaks can be detected and corrected Donotuseanopenflameforleak testing and do not operate any appliance if a leak is detected Installation Continued Complete your gas installation by connect ing i...

Page 15: ...5 into notch on left of log 2 see Figure 27 Rest lower end of log 5 on grate as shown in Figure 28 6 Insert lower end of log 6 between first two grate fingers as shown in Figure 28 and position upper...

Page 16: ...e upper end of log 5 into notch on top inner right of log 1 see Figure 31 Rest lower end of log 5 on middle grate finger as shown in Figure 32 6 Place log 6 into notch on top right of log 1 see Figure...

Page 17: ...tion Figure 34 Sealing Between Appliance and Framing Installing optional GLASS DOOR Accessory CAUTION Use only glass doors certified for use with this appliance Note Glass door may be heavy for some i...

Page 18: ...pin is free of clip 2 Fully fold frame assembly and slide upper edge towards center of firebox opening until guide pins are free of frame rail see Figure 37 CAUTION Always operate the appliance with t...

Page 19: ...l Knob in the PILOT position Position Indicator Gas Control Knob Pilot Adjustment Screw FOR YOUR SAFETY READ BEFORE LIGHTING WARNING If you do not fol low these instructions exactly a fire or explosio...

Page 20: ...remote control unit IMPORTANT Do not leave selector switch in the REMOTE or ON position when pilot is not lit This will drain the battery 2 Press control button on hand held remote to turn burner on...

Page 21: ...to excessive lint from carpeting bedding mate rial pet hair etc It is imperative that the control compartments burners and circulating air sys tem be kept clean WARNING The logs can be hot Handle onl...

Page 22: ...t part number Note Use only original replacement parts This will protect your warranty coverage for parts replaced under warranty Parts Under Warranty Contact authorized dealers of this product If the...

Page 23: ...tch wires defective or too long 2 Thermopile not generating sufficient voltage 1 Pilot flame may be too low causing safety pilot to drop out 2 Improper venting or exces sive blockage REMEDY 1 Check to...

Page 24: ...If no spark and electrode wire is properly connected replace ignitor 2 Using a match light pilot If pilot lights turn off pilot and trigger the red button again If pilot lights an improper gas air mi...

Page 25: ...LP gas low fuel supply 3 Gas leak See Warning statement at top of page 1 Gas leak See Warning statement at top of page 2 Control valve defective 1 Foreign matter between control valve and burner 2 Gas...

Page 26: ...odels M36 B H M36P B H M42 B H M42P B H VM36 B H VM36P B H VM42 B H and VM42P B H 43 21 1 10 11 6 8 8 22 25 13 4 14 45 17 3 44 40 39 41 42 9 7 46 19 47 7 47 20 5 16 12 15 25 33 31 28 32 27 11 24 18 38...

Page 27: ...bly 1 23 20042 20042 Air Kit Cover 1 24 106948 02 107823 02 Smoke Deflector 1 25 20027 20027 Brick Liner Retainer 2 26 107796 01 107796 02 Grate Assembly 1 27 107742 01 107742 02 Burner Pan 1 28 10779...

Page 28: ...6 02 108171 02 Rear Refractory Herringbone M36H M42H 1 106660 01 107816 01 Rear Refractory Std Brick VM36B VM42B 1 108166 01 108171 01 Rear Refractory Herringbone VM36H VM42H 1 15 106661 02 107818 02...

Page 29: ...VM36P B H KEY NO PART NUMBER DESCRIPTION QTY 107999 01 Log Set 1 108724 01 Right Front 9 Split Log 1 2 901098 01 Rear Log 1 3 108720 01 Top Right Log 11 3 4 1 4 108721 01 Top Right Log 16 1 5 108722 0...

Page 30: ...01 Left Front Log 11 1 2B 108839 01 Right Front Log 15 3 4 Round 1 3 108722 01 Top Left Log 13 1 2 Y Log 1 4 108838 01 Inside Top Left Log 15 3 4 Split 1 5 108721 01 Inside Top Right Log 16 1 6 10872...

Page 31: ...For M36 B H M36P B H M42 B H and M42P B H BL36 36 Refractory Standard Brick BL42 42 Refractory Standard Brick BL36H 36 Refractory Herringbone Brick BL42H 42 Refractory Herringbone Brick For VM36 B H...

Page 32: ...ns furnished with this product This warranty covers the cost of part s required to restore this product to proper operating condition and an allowance for labor when provided by a DESA Heating LLC Aut...

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