Montigo L38DF-STL Installation & Maintenance Manual Download Page 2

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You must read and understand this manual prior to installation, operation or

troubleshooting this appliance. Please retain this owner’s manual for future reference

and maintenance.

NOTICE

XG0810 - 151126

Table of Contents

L38DF ST* Indoor Gas Fireplace

Instruction Manual Contents

Safety Alerts

Introduction

Section A: Before You Start

Installation Checklist

Rating Plate Sample

Section 1: Installation Overview and Product Dimensions

Section 2: Framing

Clearances

Section 3: Venting

Section 3-2:

Installing a Roof Mounted Direct Vent Termination

(PVTK-1)

Section 3-3: Installing a Wall Mounted Direct Vent Termination 12

Section 3-3-1: Venting Layout: Wall mounted termination

Section 3-3-2: Venting Components

Section 3-3-3: Heat Shields

Section 4: Wiring

CPI [Continuous Pilot Ignition] / IPI [Intermittent Pilot Ignition] Jumper

Cable Installation (only available for SIT Electronic Ignition Systems)

Section 5: Installing the Gas Line

Section 5-1: FUEL CONVERSION

Section 5-2: GAS PRESSURE

Section 5-3: GAS CONNECTION

Section 6: Finishing

Section 7: Screen Installation and Removal

Section 8: Installing & Removing the Door

Section 9: Installing the Accessories

Section 10: Start up Sequence

Standing (Continuous) Pilot Ignition (SIT NOVA 820)

SIT Proflame 2 Electronic Ignition

Optional Remote Operation

Maintenance

Troubleshooting:

SIT Nova 820:

SIT Proflame 2:

Replacement Parts

Appendix A: Venting Terminations

Summary of Contents for L38DF-STL

Page 1: ...zardous to the Environment Danger of harming your hands Irritant Cutting Watch your step Slippery floor High temperatures Glass hazard Danger of suffocation High voltage Toxic Flammable materials Corrosive Fork lift trucks Danger overhead crane Explosion risk Oxidising Danger of death Biohazard Laser Radiation Danger of entrapment Hot surface General Warning Blank Gas bottles Watch for falling obj...

Page 2: ...2 Section 3 3 1 Venting Layout Wall mounted termination 13 Section 3 3 2 Venting Components 16 Section 3 3 3 Heat Shields 17 Section 4 Wiring 18 CPI Continuous Pilot Ignition IPI Intermittent Pilot Ignition Jumper Cable Installation only available for SIT Electronic Ignition Systems 20 Section 5 Installing the Gas Line 21 Section 5 1 FUEL CONVERSION 21 Section 5 2 GAS PRESSURE 21 Section 5 3 GAS C...

Page 3: ...ovince region or governing body where the fireplace is being installed Young children should be carefully supervised when they are in the same room as the applicance Toddlers young children and others may be susceptible to accidental contact burns A physical barrier is recommended if there are at risk individuals in the house To restrict access to a fireplace or stove install an adjustable safety ...

Page 4: ...alledinaccordance with these Instructions Carefully read all the Instructions in this manual first Consult the Local Gas Branch to determine the need for a permit prior to starting the installation It is the responsibility of the installer to ensure this fireplace is installed in compliance with the manufacturers instructions and all applicable codes BEFORE YOU START Due to high operating temperat...

Page 5: ... Rating Plate Sample Figure A Rating Plate for L38DF ST SIT Standing Pilot Figure B Rating Plate for L38DF ST IPI Electronic Ignition LBL1205 V6 1 Stand Pilot Screen DEC06 2014 Teklynx LabelView Demo LB1223 V5 1 SIT IPI with screen DEC06 2014 Teklynx LabelView Demo ...

Page 6: ...any location that maintains proper clearances to air conditioning ducts electrical wiring and plumbing Safety as well as efficiency of operation should be considered when selecting the fireplace location Select a location that does not interfere with room traffic has adequate ventilation and offers an accessible path for Direct Vent installation The fireplace dimensions are shown below 37 3 4 959 ...

Page 7: ...vent N G L P 84 Min Ceiling Frame in the enclosure for the unit with framing materials The framed opening for the assembled fireplace is 41 wide x 40 high x 23 3 4 deep see Figure 2 NOTE When constructing the framed opening please ensure there is access to install the gas line when the unit is installed See Figure 19 Figure 4a Framing for shelves over the fireplace Top Vent Combustible materials F...

Page 8: ...the Nailing Flange Extension Once the fireplace is placed into the rough framed opening the supplied Nailing Flange Extension Part No H38074 must be fasten securely into place with nails or wood screws as shown in Figure 7 Installing the supplied non combustible header Included with the L38DF ST gas fireplace are two metal headers made of galvanized steel The metal headers must be installed after ...

Page 9: ...riety of direct venting and termination options The direct vent termination location MUST be selected such that it is the highest point in the venting assembly It should also be selected such that it provides the shortest vent run possible Should it be impossible to ensure that the termina tion is the highest point or should it be impossible to meet the venting guidelines laid out below please con...

Page 10: ...mum 2 higher than where the termination exits the roofing materials asphalt shingles cedar shakes etc This distance should be measured from the high side of the roof slope where the flue flashing intersects the roofing materials see Figures 9 9c For a detailed diagram of allowed termination locations see Appendix A Termination location must be a minimum 6 from a me chanical air inlet A maximum of ...

Page 11: ... Installation Figure 9c Side vent Roof mounted venting 1 90 bend PEXT Solid Section PVTK1 Termination 12 Max Note Images are shown without screens for clarity purposes However your fireplace should not be operated without proper installation of screens ...

Page 12: ...into the MOSR frame as shown here from the inside and attach to the MOSR by installing a min quantity of 4 bolts into the threaded nuts on the MOSR Frame Installation of termination frame at time of framing in Masonry Terminations with a BSR frame allow the installation of the frame in masonry prior to the installation of the termination 1 Frame the BSR opening to 12 x 12 2 Secure the BSR Frame to...

Page 13: ...of venting layout should adhere to the following guidelines Vent terminations must not be recessed in walls or siding For Heat Shield requirements see Section 3 3 3 Once the proposed venting layout has been determined refer to Figure 12 or 13 to ensure the layout is acceptable Notes Wall Mounted Terminations TOP VENT All measurements for vertical or horizontal runs are measured from center of the ...

Page 14: ...d wall mounted Retracted Multi elbow installation See Venting Graph for Top vent wall mounted terminations Figure 12 Heat Shield 96 Min 120 Max Note Images are shown without screens for clarity purposes However your fireplace should not be operated without proper installation of screens ...

Page 15: ...ion is acceptable Example A Acceptable Installation If the vertical dimension from the hearth is 120 and the horizontal run to the wall flange of the vent termination is 138 this would be an acceptable installation Example B Unacceptable Installation Iftheverticaldimensionfromthehearthis48 andthehorizontal run to the wall flange of the vent termination is 96 this would be would NOT be an acceptabl...

Page 16: ...mum of 1 1 2 of overlap Ensure all horizontal runs are supported with a minimum of 3 supports per 10 of venting Whenhanging supportingventing ensurethat1 clearance ismaintainedonsidesandbottomofventrunsand2 above horizontal vent runs to any combustible material Rigid pipe may be cut less than half way from the female end only Ensure when cutting sections of rigid pipe to maintain integrity of inte...

Page 17: ... a Wall Mounted RHS101 Heat shield The RHS101 Heat shield MUST be used where the RHS8 Termination Figure 14 and 14a CANNOT be used Use the RHS101 where any of the dimensions are within the parameters shown figure 14a To install the RHS101 Slide the Inner Section over the vent pipe that will connect to the fireplace Then fasten the vent pipe to the back of the fireplace with a minimum of three shee...

Page 18: ...justment Knob Gas Control Knob Shown in Pilot position Figure 17 Wiring Diagram for SIT Nova 820 gas and pilot Models Included L38DF STN L38DF STL Section 4 Wiring 1 5V AA type 1 5V AA type 1 5V AA type 1 5V AA type BLACK WHITE GREEN To PPO SPARK SENSOR RED BLACK BATTERY PACK TO ON OFF WALL SWITCH YELLOW GREEN ORANGE GREEN 6 10 4 6 3 4 OPTIONAL CPI IPI SWITCH BLUE WHITE X1 X5 X4 X3 X2 LED Lights L...

Page 19: ...valve may be connected to a wall switch Do NOT connect any external power to the remote switch The valve will generate its own power on a millivolt circuit or will draw its power from an AC Connection inside the fireplace depending on the model of the unit Use only low voltage wire and DO NOT connect any external power to the remote switch Refer to Figure 16 or 17 for wiring requirements NOTE The ...

Page 20: ...ll then attempt to re light a second or third time depending on prevailing temperatures or altitude When in CPI mode the pilot also keeps the system warm During a cold start condensation will normally form on the inner glass surface of the door This condensation will quickly dry however the condensation tends to run down the glass and cause some streaking CPI mode helps to resolve this issue If CP...

Page 21: ...rol valves have a provision to remove a 1 8 N PT plug to be fitted with a hose barb Montigo requires a service shut off valve be located in an accessible location to isolate the gas supply Only install gas shut off valves approved for use by the state province or other governing body in which the fireplace is being installed Section 5 3 GAS CONNECTION See Figure 19 for location of gas line access ...

Page 22: ...re 21 Combustible surrounds Typical both sides Mantels Surrounds NOTE National Canadian Gas Association mantel test require ments are for fire hazard prevention to combustible materials New technology to meet consumer and government demands for the wise use of energy has prompted us to manufacture many models of fireplaces which are hot fuel and energy ef ficient Please be aware temperatures over ...

Page 23: ...wards yourself When the up per Screen Studs are free lift the screen at an angle from the lower slots from which the Screen Bottom Tabs are held Place the screen in a safe place To Install Screens Hold the screens at an angle away from the fireplace and locate the Screen Bottom Tabs at the lower corners of the screen Place the screen into the Screen Tab Receptacles in the lower section of the fire...

Page 24: ...rder 2 Step 5 Ensure the tool is firmly in the lower end of the slot as shown Then pull toward you Caution hold the tool securely 3 Step 6 Pull hard if necessary to release the spring ten sion Caution The latch springs back with force hold the tool securely 4 Step 7 Remove the tool from the latch slot Ensure the latches are hanging freely the hook end is released from the bottom of the door Repeat...

Page 25: ...Completed firestone installation Second Gen burner shown Note DO NOT place ANY firestones on top of the burners or pilot Figure 24a Operating gas fireplace with firestones surrounding burner tray Second Gen Burner Shown DO NOT COVER THE BURNERS or PILOT WARNING To install the door hook the top edge of the door frame into place Lower the door into position and follow the previous steps shown in rev...

Page 26: ...nob cannot be turned from PILOT to OFF unless knob is pushed in slightly Do not force Standing Continuous Pilot Ignition SIT NOVA 820 with American Flame Electronic Ignition For Your Safety READ BEFORE LIGHTING phone Follow the gas supplier s instructions If you cannot reach your gas supplier call the Fire De partment C Use only your hand to push in or turn the gas control knob Never use tools If ...

Page 27: ...go to the next step 6 Turn fireplace ON using wall switch or remote control 7 If the Fireplace does not light the System will cycle through two trials one minute audible clicking thirty seconds of silence and then another one minute of audible clicking If the system locks out due to inadequate gas flow refer to Troubleshooting in instruction guide 8 After completion of the information in the Troub...

Page 28: ... Mode Key is provided to index between the features and a Thermostat Key is used to turn On Off or index through Thermostat functions see Figure 25 Additionally a Key Lock feature is provided The Proflame 2 System consists of the following ele ments 1 Pilot Assembly 2 Proflame Gas Valve 3 Proflame 2 Control Module 4 Wiring Harness 5 Variable Speed fans 6 Variable Accent Lights 7 Proflame 2 remote ...

Page 29: ...e Look at the LCD screen on the Remote Control to verify that a C or F is visible to the right of the Room Temperature display Turn On the Fireplace With the system Off turn the master override switch to on and press the On Off Key on the Remote Control The Remote Control display will show some other active Icons on the screen At the same time the Control Module will activate the fireplace A singl...

Page 30: ... on the remote control will change to show that the room thermostat is On and the set temperature is now displayed To adjust the set tem perature press the Up or Down Arrow Keys until the desired set temperature is displayed on the LCD screen of the Transmitter Smart Thermostat Remote Control Operation The Smart Thermostat function adjusts the flame height in ac cordance to the difference between ...

Page 31: ...is function use the Mode Key see Figure 25 to index to the accent light icon see Figure 25m Pressing the Up Arrow Key will turn the light on at the lowest setting Continue pressing up to get brighter Pressing the Down Arrow Key will turn the lights down until you get to the off posi tion A single beep will confirm the reception of the command Disabling Thermostat Some jurisdictions and bedroom ins...

Page 32: ...Up Keys at the same time see Figure 25o To de activate this function press the Mode and Up Keys at the same time Remote Control When the Remote Control batteries are low a Battery Icon will appear on the LCD display of the Remote Control see Figure 25p before all battery power is lost When the batteries are replaced this icon will disappear Control Module When the back up batteries are low a doubl...

Page 33: ...tive products is Kel Kem Silicone seals on inner door during initial firing will off gas leaving a visual deposit of a white substance on combustion chamber walls This can easily be removed from the chamber walls using normal household products Use a vacuum cleaner or whisk broom to keep the control compartment burner and firebox free from dust and lint Clean the primary air openings from lint emb...

Page 34: ...ections as per the wiring diagram 2 Verify the inlet and Manifold Pressure are within acceptable limits Pilot lights but Main burner will not Light and igniter continues to spark 1 Check the Pilot Flame Sensor Rod and clean with steel wool or similar 2 Check the Pilot hood and clean with steel wool if dirty 3 Adjust pilot flame using the pilot adjustment screw if the pilot flame is too long or too...

Page 35: ...ZO Pilot Tubing RPTA03 Door RDTL38 Replacement Screen RSCP38 SIT IPI Proflame 2 Replacement Parts List L38DF ST NG Gas Valve Hi Low RGC3044 LP Gas Valve Hi Low RGC3045 NG Gas Valve with stepper motor RGC3033 LP Gas Valve with stepper motor RGC3034 NG Pilot Assembly RPA035 LP Pilot Assembly RPA036 Ignitor Probe Assembly RGC3075 Flame sensor rod assembly RGC3076 Pilot Tubing RPTA03 Door RDTL38 Contr...

Page 36: ...liance 100 000 BTU H 30 KW 12 inches 12 inches M clearance to forced air supply inlet 6 feet 3 feet above air inlet N clearance above paved sidewalk or paved driveway located on public property 7 feet 7 feet P clearance under veranda porch deck or balcony 22 inches to combustibles 16 inches to non combustibles 22 inches to combustibles 16 inches to non combustibles Q clearance above roof 2 feet 2 ...

Page 37: ...e subjected to normal use The Gas Appliances are designed to burn gas only Burning conventional fireplace fuels such as wood coal or any other solid fuel will cause damage to the Gas Appliance will produce excessive temperatures and will result in a fire hazard Limitations On Liability It is expressly agreed and understood that The Companies sole obligation and purchaser s exclusive remedy under t...

Page 38: ...et above grade directly in line with the exhaust vent terminal for the horizontally vented gas fueled heating appliance or equipment The sign shall read in print size no less than one half 1 2 inch in size GAS VENT DIRECTLY BELOW KEEP CLEAR OF ALL OBSTRUCTIONS 4 INSPECTION The state or local gas inspector of the side wall horizontally vented gas fueled equipment shall not approve the instal lation...

Page 39: ...L38DF ST Indoor Gas Fireplace Page 39 XG0810 151126 Notes Notes ...

Page 40: ...XG0810 151126 L38DF ST Residential Gas Fireplace ...

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