Mendota GREENBRIAR M-50 Installation & Operating Instruction Manual Download Page 49 | Manualshive

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5. The rear burner air shutter must be manually adjusted after removing the glass door and loosening a screw

that secures the rear burner shutter. The rear burner air shutter adjustment screw is located near the rear
burner orifice. See diagram, below.

6. Loosen the screw and rotate the air shutter open or closed as desired to achieve the desired flame pattern.
7. For NG applications, start with the rear burner air shutter open 1/8”. For high altitude applications, air shut-

ter may need to be open further.

8. For LPG applications, start with the rear burner air shutter open ¼”. For high altitude applications, air shut-

ter may need to be open further.

FRONT BURNER

REAR BURNER

REAR BURNER AIR SHUTTER

ADJUSTMENT SCREW

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Summary of Contents for GREENBRIAR M-50

Page 1: ...the 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 FOR YOUR SAF...

Page 2: ...TION NOTES 21 IMPORTANT VENTING CONFIGURATION NOTES 22 APPROVED VENT SYSTEMS 23 VERTICAL RISE HORIZONTAL TERMINATION 25 VERTICAL THROUGH THE ROOF VENTING 27 VERTICAL THROUGH THE ROOF VENTING USING FOU...

Page 3: ...CED on or near the appliance Children and adults should be ALERTED to the hazards of high surface temperature and should STAY AWAY to avoid burns or clothing ignition Young children should be CAREFULL...

Page 4: ...lding Code 3 A metal or plastic identification plate shall be permanently mounted to the exterior of the building at a min imum height of eight 8 feet above grade directly in line with the exhaust ven...

Page 5: ...LOOR 0in 0mm GLASS EDGE TO ADJACENT SIDEWALL 18in 457 mm UNIT TO ENCLOSURE SIDEWALL 0in 0mm VENT PIPE TOP TO COMBUSTIBLES 2in 51mm UNIT TO ENCLOSURE BACK WALL 1in 25mm VENT PIPE SIDES TO COMBUSTIBLES...

Page 6: ...e done by a qualified service person The appliance should be inspected before use and at least annually by a professional service person More frequent cleaning may be required due to excessive lint fr...

Page 7: ...lass A wall at 45 to the glass surface and starting at this Fireplace s outer edge is permitted Projections behind this wall in shaded area are permitted NOTE For every 1 this fireplace is raised off...

Page 8: ...in this page provide all the reference dimensional information necessary in determining the distance a combustible mantel may pro trude out from the face surface of this fireplace The Chart at left s...

Page 9: ...9 CLEARANCES TO COMBUSTIBLES FROM APPLIANCE SURFACES Figure 3 Clearances to Combustibles 0 CLEARANCE FROM SIDES 1 CLEARANCE FROM BACK 0 CLEARANCE FROM TOP STANDOFFS...

Page 10: ...s such as a wall switch remote control and ceiling fan are desired Selecting Appliance Location When selecting a location for your appliance it is important to consider the required clearances to wall...

Page 11: ...ding codes MUST be adhered to Chases should be constructed in the manner of all outside walls of the home to prevent cold air drafting problems The chase should not break the outside building envelope...

Page 12: ...area defined as NONCOMBUSTIBLE ZONE FIGURE 7 only NONCOMBUSTIBLE MATERIALS ARE ALLOWED WARNING See Figure 7 The cross hatched area labeled as NONCOMBUSTIBLE ZONE must be covered with noncombustible f...

Page 13: ...erall R value of the system is greater than R 1 then the proposed hearth pad is acceptable Example Required minimum R value for hearth protection pad is R 1 The proposed alternative is 1 4 tile with a...

Page 14: ...nvection air openings or paths Always use Mendota decorative fronts and Mendota approved vent systems and vent caps A non combustible hearth protector with a total insulation rating of R 1 is required...

Page 15: ...tem at test pressures in excess of PSIG 3 5 kPa The appliance must be isolated from the gas supply piping system by closing its manual shut off ball valve during any pressure testing of the gas supply...

Page 16: ...ty is not sufficient to add the Gas Fireplace an additional inches to inches regulator must be installed for the Fireplace EXCEPTION Some codes allow 2 PSI 1 4KPA supplies to enter the residence in wh...

Page 17: ...ning using framing dimensions on page 10 Be sure to also prepare opening to allow for co axial vent 2 Check to make certain all venting requirements and locations are being followed 3 This Fireplace i...

Page 18: ...own separate vent system Common vent systems are prohibited To assure proper venting performance of this high performance Mendota Direct Vent Fireplace it is critical that all brands of vent pipe sec...

Page 19: ...tilated soffit located above the terminal from the center line of the terminal 24 60 cm min K Clearance to a mechanical air supply inlet 6 feet 1 8 m minimum E Clearance to unventilated soffit 24 min...

Page 20: ...DESCRIPTION 1 6 or 7 PIPE DuraVent 6 Amerivent 7 2 12 VENT STACK 3 24 VENT STACK 4 36 VENT STACK 5 48 VENT STACK 6 90 GALVANIZED ELBOW 45 GALVANIZED ELBOW 7 ADJUSTABLE WALL THIMBLE 8 ATTIC INSULATION...

Page 21: ...e A 24 feet maximum horizontal run allowed with a 4 feet starter section If the starter vertical section is less than 4 feet use the chart and reduce 3 feet for every 900 elbow installed after the fir...

Page 22: ...nt systems that provide a starting vertical section less than 4 feet the following rules apply a You must use the Master Flue Venting Requirements Chart See Zone A below the 4 vertical run line b A si...

Page 23: ...RMINATION VERTICAL RISE TRIPLE 90 ELBOWS HORIZONTAL TERMINATION VERTICAL RISE TRIPLE 90 ELBOWS VERTICAL TERMINATION THREE HORIZONTAL DISCHARGE 90 ELBOWS APPROVED w RESTRICTIONS STRAIGHT UP VERTICAL VE...

Page 24: ...ill penetrate the exterior wall 3 Cut and frame a 10 3 4 wide x 10 3 4 high opening in the wall The hole must be positioned so the vent system will run level or have a rise per foot of run AND be perp...

Page 25: ...through any ceilings and will penetrate the outside wall Since vent pipe sections overlap we suggest pre assembling and measuring the total vent pipe run so you can more accurately locate the point w...

Page 26: ...min 6 V H1 H2 max 12 6 2 11 3 16 4 40 24 FOR V GREATER THAN 40 SEE FIGURE 15 ON PAGE 21 H1 V H2 THREE 3 90 ELBOWS WITH STARTER VERTICAL SECTION HORIZONTAL TERMINATION H1 V2 V1 H2 V1 min 12 V1 H1 H2 ma...

Page 27: ...replace flue outlet Ensure that all vent pipe and elbow connections are in their fully twist lock position and that inner pipe joints DuraVent only are sealed and are leak proof Maintain 1 airspace cl...

Page 28: ...HAN 40 SEE FIG15 ON P 21 V1 min 0 H min 0 V2 max 51 V1 51 FEET MAXIMUM 8 Height H of top of vent cap can be determined as follows 9 Complete installation with storm collar and vent cap H DIMENSION ROO...

Page 29: ...TION V H1 H2 H3 MAX 12 MIN 3 MAX 8 MAX 13 MAX 24 MAX 2 3 4 40 V H1 H2 H3 THREE 3 90 ELBOWS WITH STARTER VERTICAL SECTION VERTICAL TERMINATION H1 V1 V2 H2 V1 min 12 V1 H1 H2 V2 max 64 V1 H1 H2 max V1 H...

Page 30: ...h this effort Mendota has been able to certify the use of Four 900 elbows The use of Four 900 elbows must meet some minimum prerequisites Prerequisite 1 The vent system must terminate vertically using...

Page 31: ...atch pull towards you and up to disengage top latches sideways to disengage side latches There are six spring latches two on top and two on each side 2 With both hands rotate glass frame away from uni...

Page 32: ...ebox left to right 3 After door has been placed into slots rotate door towards firebox until gasket seal is touching the firebox frame 4 Use the tool provided to connect the spring latches to the glas...

Page 33: ...e or equivalent Locate the 2 bags of coals glow ing embers and the log pieces Identify each log piece numbered 1 through 7 and the Large Chunk coals H Small coals I and Glowing Embers J per the diagra...

Page 34: ...in the base surface of Log 1 Align holes in log with pins on the top most shelf and set the log on that shelf 2 Identify Log 2 Log 2 installs between the rear burner and the middle burner on the right...

Page 35: ...3 This hole aligns with a stud located to the left of the pilot light assembly Set Log 3 as shown in the diagram below against the middle burner and adjacent to the pilot light s Ther mopile Allow a...

Page 36: ...the Pin Located on the right side between the middle and front burner legs Log 2 has a hole in its base surface Align this hole with the pin and set Log 2 between the middle and front burner legs as s...

Page 37: ...nd front burner legs Log 3 has a hole in its base surface Align this hole with the pin and set Log 3 between the middle and front burner legs as shown in the dia gram below 4 See Figure below Logs 1 2...

Page 38: ...on the top surface of the Rear Burner and on the top surface of Log 2 6 Log 4 has two holes in its base surface Align corresponding holes and pins per diagrams in this page and set log 4 on top of Re...

Page 39: ...5 should be placed by first setting its left end behind Log 3 The small branch on Log 5 will rest against Log 3 8 See Detail A in the Figure to the left Maintain a 1 Gap between the front tip of Log 5...

Page 40: ...of Log 6 behind middle burner tube leg and in front of rear burner leg The Left End of Log 6 sits on top of Log 4 The Knot on the right top of Log 6 leans against Log 1 Make certain that there is a m...

Page 41: ...ld up and hide the front burner tubes When adding the small coals space them inches apart left to right to allow combustion air to flow to burner ports Also spread small coals randomly on the floor be...

Page 42: ...items on Installation Check Off List see above must be completed Connect thermostat to speaker terminal panel next to gas valve System millivolt readings must be taken by a qualified installer CAUTIO...

Page 43: ...ots on glass clips which are mounted to the firebox floor Then swing in upper edge of glass frame Carefully pull up and towards you the four 4 spring loaded clips located on the top and both sides of...

Page 44: ...ation To eliminate all nuisance odors continuously operate this fireplace on the HIGH setting for 6 to 8 hours SHUT DOWN PROCEDURE 1 Turn Remote Control Thermostat and Main Burner ON OFF Switch to OFF...

Page 45: ...utton and release quickly be fore burner lights Burner should light IMMEDIATELY and then button can be released If unit does not light immediately release button wait 60 seconds and repeat lighting pr...

Page 46: ...se thermostatic hard wired and RF switch kits Wire Connections are located on the right side of this fireplace behind the Rheostat Shutter Cable Cover See Figure 34 Wire connections for the AA 11 0087...

Page 47: ...ting heat to the room this fireplace is installed in BLOWER OPERATION The blower speed control rheostat supplied with this blower system can turn the blowers ON or OFF and infinitely regulate the spee...

Page 48: ...pearance These small shutter adjustments can be made by following these procedures NOTE Very small changes in shutter settings make major changes in flame appearance Start with the rear burner air shu...

Page 49: ...Loosen the screw and rotate the air shutter open or closed as desired to achieve the desired flame pattern 7 For NG applications start with the rear burner air shutter open 1 8 For high altitude appli...

Page 50: ...ean interior surface of glass use soap and water CAUTION Do not use oven cleaner to clean glass NOTE Additives that are put in gas both natural and propane to make it smell can be harmful to glass and...

Page 51: ...readings will establish proper thermopile millivolt generation and assure trouble free burner opera tion Readings must be taken with a Pilot ONLY operating b Main Burner operating A PILOT ONLY OPERAT...

Page 52: ...52 BURNER FLAMES GENERAL HEIGHT DIAGRAM...

Page 53: ...ING IT IS OF THE UTMOST IMPORTANCE THAT THE CORRECT BURNER ORIFICE BE INSTALLED FOR BOTH THE REAR AND FRONT BURNERS 1 Turn off gas supply at the appliance service valve Identify the Pressure Regulator...

Page 54: ...that all gas plumbing joints factory installed and field installed are checked for leaks PILOT FLAME AND MAIN BURNER RELATIONSHIP VERIFICATION Prior to completing the conversion process the qualified...

Page 55: ...illivolt reading should be taken by attaching Me ter leads to terminals 2 and 3 on the mil livolt panel on the main gas valve The Me ter must read a minimum of 100 millivolts with the Gas Cock Dial tu...

Page 56: ...d for use with LP GAS M 50 ZC Gas Fireplace LP KIT HA 52 00145 EFFECTIVE ALTITUDE______________ INLET PRESSURE MAX MIN 13 WC 11 0 WC Orifice Sizes F__________R__________ Manifold Pressure_____________...

Page 57: ...COVER PLATE M50 14 1 HA 51 00054 STIFFENER VALVE BRACKET 15 1 HA 51 00059 SLIDER AIRBOX M50 16 1 HA 51 00062 BRACKET ORIFICE M47 17 1 HA 51 00063 BRACKET PILOT ASSY M47 18 1 HA 51 00058 SHUTTER BOX M...

Page 58: ...58 SCALE 3 4 DETAIL A Figure 43 VALVE ASSEMBLY...

Page 59: ...omponents are available through Johnson Gas Appliance Company Contact your dealer for more detailed ordering information GLASS FRAME ASSEMBLY HA 48 00103 REPLACEMENT PARTS LIST ITEM PART NUMBER DESCRI...

Page 60: ...E SIDEWALL 0in 0 mm VENT PIPE TOP TO COMBUSTIBLES 2in 51 mm UNIT TO ENCLOSURE BACK WALL 1in 25 mm VENT PIPE SIDES TO COMBUSTIBLES 1in 0 mm UNIT BOTTOM TO ENCLOSURE CEILING 47 9 16 in 121 mm VENT PIPE...

Page 61: ...R PROPER CLEARANCES TO COMBUSTIBLES VENT LOCATIONS Per Manual INSTALL PROPER SIZE GAS LINES CHECK FOR GAS LEAKS Per Manual CHECK FOR CORRECT GAS PRESSURE AT MANIFOLD Per Manual a 3 5 Inches Water Colu...

Page 62: ...62 TAPE SHUT JOHNSON GAS APPLIANCE COMPANY 520 E AVENUE N W CEDAR RAPIDS IA 52405 POSTAGE NEEDED...

Page 63: ...63 NOTES...

Page 64: ...64 NOTES...

Page 65: ...65 NOTES...

Page 66: ...66 NOTES...

Page 67: ...ce of any part of this limited warranty Mendota has the right to investigate and inspect the exact original Fireplace and entire installation without any alterations or tampering in the event a claim...

Page 68: ...Johnson Gas Appliance Company 520 E Avenue N W Cedar Rapids IA 52405 Mendota Hearth Division WEBPAGE www johnsongas com or www mendotahearth com...

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