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Enviro G42G, Owner'S Manual

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OWNER’S MANUAL

50-3619

WARNING: 

 If the information in this manual is not followed exactly, a 

fire or explosion may result causing property damage, personal injury 

or loss of life. Installation and service must be performed by a qualified 

installer, service agency or the gas supplier.

  Version Française: www.enviro.com/fr.html

C#4001609

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enviro.com/warranty

G42G

D I R E C T   V E N T   F I R E P L A C E   -   N O V A

CERTIFIED TO: ANSI Z21.88-2017/CSA 2.33-2017 VENTED GAS FIREPLACE HEATERS

CSA 2.17-2017 GAS FIRED APPLIANCES FOR HIGH ALTITUDES

Summary of Contents for G42G

Page 1: ...and service must be performed by a qualified installer service agency or the gas supplier Version Fran aise www enviro com fr html C 4001609 W A R R A N T Y R E G I S T R A T I O N e n v i r o c o m w...

Page 2: ...immediately 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 m...

Page 3: ...st be performed by a qualified installer service agency or gas supplier This installation must conform to local codes or in the absence of local codes with the National Fuel Gas Code ANSI Z223 1 NFPA...

Page 4: ...itial Installation 16 Introduction 16 Unit Install Preparation 16 Placement and Framing 20 Vent Heat Shields 21 Cool Surface Framing 22 Cool Surface Activation 25 Floor Protection 26 Mantel Requiremen...

Page 5: ...2017 CSA 2 33 2017 VENTED GAS FIREPLACE HEATERS CSA 2 17 2017 GAS FIRED APPLIANCES FOR HIGH ALTITUDES This ENVIRO G42 Fireplace Has been certified for use with either natural gas or propane see rating...

Page 6: ...rtant information for your fireplace is on this label as well as the model specific serial number which you will need for warranty information The sheet is located inside the cabinet under the gas val...

Page 7: ...to the floor because some gas is heavier than air and will settle on the floor 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...

Page 8: ...should be turned onto high with the fan OFF for the first two to four hours This will cure the paint glass gasket material and other products used in the manufacturing process It is advised that a do...

Page 9: ...afety Read Safety Precautions And Lighting Instructions Before Operating aiR shutteR VentuRi The air shutter plays a very important role in flame appearence and combustion quality The shutter adjusts...

Page 10: ...amount of use the glass should require cleaning no more than two or three times a season WARNING Do not clean the glass when it is hot cLeaninG the FiRebox Carefully remove the glass they are fragile...

Page 11: ...uick wipe with denatured alcohol on a soft cloth BEFORE lighting the fireplace Never clean the face when it is hot Do not use other cleaners as they may leave a residue which can become permanently et...

Page 12: ...o remove the glass door if the fireplace is not completely cold WARNING Never operate the fireplace with the glass door removed Figure 8 Door Cover Removal DooR coVeR RemoVaL D S Figure 9 Glass Door R...

Page 13: ...carefully Proceed only when the unit has completely cooled down 5 Remove the upper tray hat by removing the two 2 upper T 20 screws 6 Remove the four 4 remaining T 20 screws securing the glass media t...

Page 14: ...D BY A QUALIFIED SERVICE AGENCY ONLY Please read and understand these instructions before installing Warning This conversion kit shall be installed by a qualified service agency in accordance with the...

Page 15: ...The pilot should properly cover both the thermocouple and thermopile If adjustment is necessary turn the adjustment screw in the valve see Figure 58 clockwise to decrease and counter clockwise to inc...

Page 16: ...unit instaLL PRePaRation Review the diagram below to familiarize yourself with the parts included with the unit Please review the following instructions carefully to ensure the unit is prepared proper...

Page 17: ...tandoffs by hand to form general shape Figure 22 Top Standoff Shape Step 2 There are four 4 nailing flanges to secure the unit to the framing they are assembled flat from the manufacturer Remove the u...

Page 18: ...position using supplied T 20 screws Initial Installation QUALIFIED INSTALLERS ONLY Step 4 Install heat shield support using four 4 supplied T 20 screws Figure 24 Heat Shield Support Install Figure 25...

Page 19: ...p 7 Install the supplied non combustible facing board with eight 8 supplied 8 32 x 75 fasteners and a 1 4 inch socket These screws can be found in the manual bag remove them and install the board Line...

Page 20: ...pening should have the following dimensions see Figure 28 The fireplace must be placed on a strong and level surface The gas line must be run to the right side of the fireplace there is a 3 8 NPTM fit...

Page 21: ...mately 1 inch 254mm above the top of the vent pipe Figure 30 Rear Heat Shield Vent heat shieLDs All vent configurations require installation of the vertical vent heat shield Remove the three 3 T 20 sc...

Page 22: ...Figure 31 Finishing Edge Dims cooL suRFace actiVation WARNING IT IS ESSENTIAL THAT THE CHASE IS VENTED IN A MANNER THAT RELIEVES THE ADDITIONAL HEAT ENTERING THE CHASE ENSURE ONE OF THE AVAILABLE FRAM...

Page 23: ...erial may be layered on top of the supplied Non combustible board Supplied board not needed for thick non combustible finishes like rock Cool Surface System Extended Install Using the supplied long fi...

Page 24: ...accordance to this manual There are a few different options available to finish the CSS Figure 34 Framing Option 1 Initial Installation QUALIFIED INSTALLERS ONLY Framing Option 1 Front Discharge flush...

Page 25: ...ing combustible materials Consider Optional 3 Valance to work in conjunction with this option Option 3 Valance A valance may be desired to accentuate or hide the CSS outlet Consider framing option 1 o...

Page 26: ...the chase see Figure 39 Note If you wish to construct a similar cutout part way up a tall wall then it is essential to build a false ceiling inside the chase at the desired height to direct the risin...

Page 27: ...tible Board supplied 4 102mm Initial Installation QUALIFIED INSTALLERS ONLY Figure 43 Flat Wall Installation Minimum Height to Ceiling FLat waLL instaLLation These are the minimum allowable dimensions...

Page 28: ...rd supplied Initial Installation QUALIFIED INSTALLERS ONLY Recess instaLLation These are the minimum allowable dimensions required to safely operate the fireplace Plan your entire installation before...

Page 29: ...m allowable framing dimensions required to safely operate the fireplace in a corner install Plan your entire installation before proceeding Figure 45 Corner Installation 3 7 6 m m 3 i n 7 6 m m 2 8 1...

Page 30: ...am 1 2 3 4 5 6 7 8 9 10 11 12 13 14 M A N T E L H E I G H T M A N T E L D E P T H 8 MANTEL 4 MANTEL 52 51 50 49 48 47 46 44 45 12 MANTEL Diagram 2 Mantel Graph FLooR PRotection Figure 46 Air Gap Warni...

Page 31: ...follow the venting instructions exactly Deviation from the minimum vertical length can create difficulty in burner start up and sooting Allow several minutes for the flame to stabalize after ignition...

Page 32: ...ALLATION NOTES Do not bend flex vent over 90 degrees All horizontal runs should have a minimum 1 4 6mm rise per foot for optimal performance Do not allow the inner flex pipe to contact the outer pipe...

Page 33: ...fireplace to an adjacent wall composed of combustible material manteL It is not necessary to install a mantel but if one is desired the guidelines as shown in InItIal InstallatIon Mantel requIreMents...

Page 34: ...depth Recess Mantel Installation Always maintain minimum clearances see Figure 51 The total depth of the TV and wall mount as well as the recess depth will determine the minimum whether or not a mante...

Page 35: ...r line extended above me ter regulator assembly I 3 ft 91 cm 3 ft 91 cm Radial clearance around service regulator vent outlet Table 4 Vent Termination Clearances Vent teRmination RestRictions WARNING...

Page 36: ...vent pipe Around a horizontal vent pipe the clearance to combustibles should be 3 76 mm above and 1 25 mm on the sides and bottom When combustible materials are directly above the first 90 elbow 5 12...

Page 37: ...8DVA 24TA 17 to 24 pipe adjustable 5DLA30 16 5 to 29 pipe adjustable 5DLS1 1 7 8 to 9 slip length pipe 5DLS2 1 7 8 to 21 slip length pipe 58DVA F6 6EFA 5DT AF6 5DF Flashing 0 12 to 6 12 roof pitch 58D...

Page 38: ...or each 45 elbow 1 feet 45 7cm must be subtracted Restrictor Setting Find the point on the graph where your vent configuration will terminate Remember to consider elbows in the HORIZONTAL plane accoun...

Page 39: ...lowing section in this manual for restrictor details Your climate and altitude may alter what restrictor is required for your particular application 5 1 52m 4 1 22m 18 0 46m 10 3 05m 10 3 05m 15 4 57m...

Page 40: ...horizontal the restrictor level is at its maximum see Figure 56 The proper setting is crucial for an efficient burn and best possible flame appearance It may be necessary to deviate from the recommen...

Page 41: ...mination screws onto the flat portion of the standoff which provides an air space between the wall and the vent termination The air gap prevents excessive heat from possibly melting the vinyl siding 6...

Page 42: ...Do not pack air spaces with insulation Step 2 Set the fireplace in the desired location Drop a plumb bob down from the ceiling to the fireplace flue exit and mark the location where the vent will pen...

Page 43: ...to 18 12 7 2 13 Over 18 12 to 20 12 7 5 2 29 Over 20 12 to 21 12 8 2 44 Figure 60 Height of Vertical Termination Reference Table 7 Figure 62 Use of Wall Straps Figure 61 Multi Story Vent Pipe Installa...

Page 44: ...shutoff valve during any pressure testing of the gas supply piping system at test pressures equal to or less than psig 3 45 KPa Always check for gas leaks with a soap and water solution after complet...

Page 45: ...e the fireplace This model has a millivolt gas control system which uses the pilot flame to generate enough electricity to opeate the main burner External electricity is only required to operate the c...

Page 46: ...ms relating to the convection fan circuit components GLass meDia instaLLation Step 1 Remove surround panel and glass door see MaIntenance anD serVIce section Step 2 Spread the glass media provided out...

Page 47: ...ilot head for damage Check thermocouple voltage at valve It must be greater than 5 mV If low replace thermocouple Air in gas line pilot dies while knob is depressed Bleed line Check gas line pressure...

Page 48: ...9 Burner Switch EC 026 10 Rheostat Fan Controller W FS Knob EC 039A 11 120 Degree F Fan Temperature Sensor EC 001 PVC Wire Clip 50 3614 12 G42 Porcelain Liners 50 3437 13 G42 Slim Face Painted Black 5...

Page 49: ...49 Parts Diagram 1 2 3 5 13 6 7 8 9 10 11 12 4 14...

Page 50: ...50 Notes...

Page 51: ...een mesh Exclusions An expanded list of exclusions is available at www enviro com help warranty html This warranty does not cover Damage as a result of improper usage or abuse Damage caused from over...

Page 52: ..._______________________________ MODEL ___________________________________ SERIAL NUMBER ___________________________ DATE OF PURCHASE _____________ dd mm yyyy DATE OF INSTALLATION ___________ dd mm yyy...

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