Montigo L42DF series Installation & Maintenance Manual Download Page 2

Page 2

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

Table of Contents

L42DF* Indoor Gas Fireplace

XG0181 - 

150204

Instruction Manual Contents

Safety Alerts 

3

Introduction 

3

Section A: Before You Start 

4

Installation Checklist 

4

Rating Plate Sample 

5

Section 1:  Installation Overview and Product Dimensions 

6

Section 2:  Framing 

7

Clearances 

 

8

Section 3:  Venting 

10

Section 3-1:  Converting To Rear Vent 

10

Section 3-2:  Installing a Roof Mounted Direct Vent Termination 

(PVTK-1) 

11

Section 3-2-1:  Venting Layout

 

11

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

 

14

Section 3-3-2:  Venting Components 

18

Section 3-3-3: Heat Shields

 

19

Section 4: Wiring  

20

Section 5:  Installing the Gas Line 

22

Section 6:  Finishing 

23

Section 7: Screen Installation and Removal 

24

Section 8:  Installing & Removing the Door 

25

Section 9: Start-up Sequence  

27

SIT Proflame 2 Electronic Ignition

 

28

Maintenance 

29

Lighting Instructions See pages 25 to 26. 

29

General 

29

Cleaning 

29

Hi-Lo Burner Adjustment: (SIT Nova 820).

 

29

Hi-Lo Burner Adjustment: (SIT Proflame 2).

 

29

Pilot Burner Adjustment.

 

29

Troubleshooting 

30

 SIT Nova 820: 

30

SIT Proflame 2:

 

30

Replacement Parts: 

31

Appendix A: Venting Terminations 

32

Appendix B: Warranty 

33

Appendix C: State of Massachusetts 

34

Summary of Contents for L42DF series

Page 1: ...e 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 G...

Page 2: ...t Vent Termination PVTK 1 11 Section 3 2 1 Venting Layout 11 Section 3 3 1 Venting Layout Wall mounted termination 14 Section 3 3 2 Venting Components 18 Section 3 3 3 Heat Shields 19 Section 4 Wiring...

Page 3: ...being installed This installation operation and maintenance manual is applicable to the modelsdescribedinthetable Refertoyourratingplatetoverifyincluded options Throughout this instruction guide inst...

Page 4: ...must conform to the local codes or in the absence of local codes to the current version of National Fuel Gas Code ANSI Z223 1 NFPA 54 Electrical Installations must conform to the local codes or in th...

Page 5: ...llation Rating Plate Sample Figure A Rating Plate for IPI eletronic ignition LB1223 V5 1 SIT IPI with screen DEC06 2014 Teklynx LabelView Demo Figure B Rating Plate for standing pilot SIT LBL1205 V6 1...

Page 6: ...replace may be installed in any location that maintains properclearancestoairconditioningducts electricalwiringandplumbing Safety as well as efficiency of operation should be considered when selecting...

Page 7: ...Framing for Rear Vent with shelf above the fireplace Note Straight through the wall rear vent available for Natural Gas only Figure4 CombustibleFramingforRearVent withshelfabovefireplace 2 Min 12 Max...

Page 8: ...s ie cement board or equivalent This is recommended in applications where the facing materials will not adhere to the metal nailing flange 6 NOTE Clearance from top of fireplace to a ceiling within th...

Page 9: ...arefastenedinplaceasshown TheseareinstalledwiththeWideflanges facing the center of the fireplace opening and the shallow flange toward inside of room These are also fastened with nails or screws flush...

Page 10: ...go supplies a variety 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 select...

Page 11: ...mterminationpointis32 abovethefireplace NOTE if the maximum termination height is used the flame pattern may be affected TheVerticalterminationmustbeaminimum2 higherthanwhere the termination exits the...

Page 12: ...Figure 11c Rear vent Roof mounted venting 1 90 bend Support ring Support plate 32 max MEXT Sections Termination 12 Max PVTK1 Note Imagesareshownwithoutscreensforclaritypurposes However your fireplace...

Page 13: ...he BSR opening to 12 x 12 2 Secure the BSR Frame to the exterior sheathing of the structure 3 Fasten the termination to the BSR Frame using a minimum of 4 screws 1 Frame the MOSR opening to 12 x 12 2...

Page 14: ...n with one 90 bend The vent run must comply with Venting Graph forTop vent wall mounted terminations Figure 14 Figure 14b Top Vented wall mounted Multi elbow installation See Venting Graph for Top ven...

Page 15: ...ted wallmountedRetractedMulti elbowinstallation See Venting Graph for Top vent wall mounted terminations Figure 14 Heat Shield 96 Min 120 Max Note Imagesareshownwithoutscreensforclaritypurposes Howeve...

Page 16: ...and attach to the termination 45 or less Corner Installation Use an PTO 4 termination and an PFL 1 or PFL 2 PFL 2 12 or 24 compressed length and a frame if appropriate Flex may be turned to obtain de...

Page 17: ...area the installation 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 wo...

Page 18: ...ng Envelope Engineer or Waterproofing Consultant for further recommendations Section 3 3 2 Venting Components The following components and associated Montigo part numbers for installation of a roof or...

Page 19: ...ield MUST be used where the RHS8 Termination Figure 17 and 17a CANNOT be used Use the RHS101 where any of the dimensions are within the parameters shown figure 17a To install the RHS101 Slide the Inne...

Page 20: ...djustment Screw Inlet Pressure Hi Lo Adjustment Knob Gas Control Knob Shown in Pilot position Figure 20 Wiring Diagram for SIT Nova 820 gas and pilot 1 5V AA type 1 5V AA type 1 5V AA type 1 5V AA typ...

Page 21: ...r Vent Fireplaces Installing the remote On Off Wall Switch The L42DF gas valve may be connected to a wall switch Do NOT connect any external power to the remote switch The valve will generate its own...

Page 22: ...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 23 for location of gas line access Flexible gas co...

Page 23: ...aces which are hot fuel and energy efficient Please be aware temperatures over the mantel will rise above normal room temperature and walls above fireplace may be hot to touch Side wall clearances are...

Page 24: ...e Screens Grasp each top outer corner of the screen with your thumb and fingerandpulltowardsyourself WhentheupperScreenStudsare free liftthescreenatananglefromthelowerslotsfromwhichthe Screen Bottom T...

Page 25: ...atch Hook Door Latch Slot Hand hold Locate Door Buckle Tool Figure 26b Door buckle Tool Step 4 Firmly grasp hand hold end of Door buckle tool and place the machined end in the slot under door frame as...

Page 26: ...pleted firestone installation Second Gen burner shown Note DO NOT place ANY firestones on top of the burners or pilot Figure 27a Operating gas fireplace with firestones surrounding burner tray Second...

Page 27: ...b 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...

Page 28: ...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 silen...

Page 29: ...eglass cleaners One of the most effective 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...

Page 30: ...nd turn ON 2 Ensure main power is ON or new batteries are installed in the remote control and backup battery pack if available 3 Check the 3 15A fuse in the control box and replace if necessary Pilot...

Page 31: ...1 Piezo Ignitor PIEZO Pilot Tubing RPTA03 Door RDTL42 Replacement Screen RSCP42 SIT IPI Proflame 2 Replacement Parts List L42DF NG Gas Valve Hi Low RGC3044 LP Gas Valve Hi Low RGC3045 NG Gas Valve wit...

Page 32: ...ance 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...

Page 33: ...anies 2 The Montigo Gas Appliance must be 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 c...

Page 34: ...of eight 8 feet 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 ha...

Page 35: ...Page 35 L42DF Indoor Gas Fireplace XG0181 150204 Notes Notes...

Page 36: ...XG0181 150204 L42DF Residential Gas Fireplace...

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