Lennox Hearth Products MPD35PF-NE-B Installation Instructions Manual Download Page 26

26

NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.

Step 5. FIELD WIRING

TP-TH

TP

TH

APPLIANCE- MOUNTED

ON/OFF SWITCH

(OPTIONAL)

BK/W(1)

BK/W(1)

WALL-MOUNTED ON/OFF SWITCH (OPTIONAL)

THERMOSTAT (OPTIONAL)

JUNCTION BOX

BLACK

W

GR

120 

V

AC

WALL MOUNTED CONFIGURATION FOR FAN SWITCH (OPTIONAL)

BK

R

WIRING DIAGRAM MILLIVOLT GAS VALVES

THERMOPILE

GAS VALVE

FAN

(OPTIONAL)

Figure 45

Refer to Section A for millivolt appliances and 

Section  B  for  electronic  appliances.  The  gas 

valve is set in place and pre-wired at the factory 

on both models.

A. Millivolt Wiring 

(See Figure 45)

 

 

1.

  Install and wire in the burner control switch.  

Install  either  "

a" 

or

  "b"

  below,  NOT  BOTH 

(installing both may result in improper burner 

operation).

a.

 

Standard OFF/ON Switch 

- Install the OFF/ON 

burner control switch (rocker switch) as shown 

in Figures 45, 46 and 49

b.

 

Optional  Control  Switch

  (OFF/ON  wall 

switch,  wall  thermostat  or  remote  control 

receiver).  Install  snap  bushing  (provided  in 

Electrical Outlet Kit) into control switch knock-

out in side panel (see 

Figures 13, 14

 

and 48

).  

Wire  the  optional  control  switch  within  the 

millivolt control circuit (as shown in 

Figure 45

) 

using the 15 feet of 2 conductor wire supplied 

(route wires through the snap bushing to the 

optional control switch).  Mount the optional 

control switch or wall thermostat in a convenient 

location on a wall near the fireplace. 

       

CAUTION

Ground  supply  lead  must  be  con-

nected to the wire attached to the 

green ground screw located on the  

outlet box.  See 

Figures 46 & 47

. Fail-

ure to do so will result in a potential  

safety hazard.  The appliance must be 

electrically grounded in accordance 

with local codes or, in the absence of 

local codes, the National Electrical 

Code, ANSI/NFPA 70-latest edition. 

(In  Canada,  the  current  CSA  C22-1 

Canadian Electrical Code).

CAUTION:  Label all wires prior to disconnec-

tion when servicing controls. Wiring errors can 

cause improper and dangerous operation. 

ATTENTION:  Au moment de l'entretien des 

commandes, étiquetez tous les fils avant de 

les débrancher.  Des erreurs de cáblage peu-

vent entraîner un fonctionnement inadéquat 

et dangereux.

Verify proper operation after servicing.

S'assurer que l'appareil fonctionne adé-

quatement une fois l'entretien terminé.

               

       

CAUTION

Do not connect optinal control switch 

to 120VAC power supply.

2.

 Install the junction box and receptacle outlet 

to the left of the valve in the front (for optional 

blower kit).  See junction box and receptacle 

outlet as explained in steps 1-11 for (B) Elec-

tronic Wiring (on this page).

B. Electronic Wiring  

(See Figure 49)

Note:

 The electronic appliance must be con-

nected to the main 120 VAC power supply.

1.

  Locate  the  Electrical  Outlet  Kit  provided 

(packaged in firebox - contents: junction box,  2 

screws, receptacle outlet, OFF/ON rocker switch 

-for millivolt units only, and  a snap bushing). 

Note: 

The junction box can be installed in any of 

the 4 outside corners of the control compartment 

(outlet installed in front left corner is shown in 

Figure 48 

).  If an optional blower is to be installed 

place the junction box to the left of the valve in 

the front corner.

2.

  Route a 3-wire, 120 VAC, 60 Hz, 1 ph power 

supply to the location on appliance where junc-

tion box is to be installed.

3.

  Open  the  control  compartment  access 

panel.

4

.  Wire and install the outlet receptacle to junc-

tion box, then install into the chosen corner of 

the control compartment as shown in 

Figures 

46, 47 and 49

5. 

After the receptacle/junction box wiring is 

complete, install the field-provided metal junc-

tion box cover plate (see 

Figure 48

).

6.

  Install the snap bushing (provided in kit) into 

the  selected  cabinet  knockout  opening  in  side 

cabinets (see 

Figures 13, 14

 

and 48

).  The snap 

bushing provides protection for the wires (see 

note below) passing through side cabinet going 

to an optional burner control switch  Wire in the  

burner control switch  to the low voltage circuit 

as shown in Figure 49

Note:

 The supplied 15 feet of 2 conductor wire 

has one end of each conductor connected to the 

gas valve circuit and the other end of each con-

ductor placed loose on top of the appliance. 

Gas

Valve

Control Compartment 

Access panel

OFF/ON 

Switch

TP TH

TH

OFF/ON 

Switch

Connect 

wires to 

terminals

4.  Press the OFF/ON switch into bracket as 

shown below (it will snap into place).

Figure 46

Install OFF/ON Switch

(millivolt models)

1. Connect the 2 wires (provided in Electrical 

Outlet Kit) to the TP/TH and TH terminals 

on valve.  

2. Pass the 2 wires through the opening where 

OFF/ON switch will be installed (left of piezo, 

below valve).

3.  Connect  the  two  wires  to  the  OFF/ON 

Switch.

Summary of Contents for MPD35PF-NE-B

Page 1: ...imm diatement votre fournisseur de gaz depuis un voisin Suivez les instructions du fournisseur Si vous ne pouvez rejoindre le fournisseur de gaz appelez le service des incindies L installation et l e...

Page 2: ...of high surface temperature and should stay away to avoid burns or clothing ignition Lesenfantsetlesadultesdevraient treinfor m sdesdangersqueposentlestemp ratures de surface lev es et se tenir dista...

Page 3: ...an cause serious injury or death from fire burns explosion or carbon monoxide poisoning Onlytrimkit s suppliedbythemanufacturer shall be used in the installation of this ap pliance Seules les trousses...

Page 4: ...d width will dimenish 4 for every 1 000 feet of altitude REQUIREMENTS FOR THE COMMON WEALTH OF MASSACHUSETTS Thesefireplacesareapprovedforinstallationin the US state of Massachusetts if the following...

Page 5: ...ED HOME REQUIREMENTS This appliance may be installed in an aftermar ket permanently located manufactured home and must be installed in accordance with the manufacturer s instructions and the Manufac t...

Page 6: ...ent Termination Clearances Terminatemultipleventterminationsaccordingto the installation codes listed above and Figures 4 and 5 Note See Figure 36 on Page 21 for the exterior wall recess allowances of...

Page 7: ...s n i h c a e o t e c n a r a e l C H y l b m e s s a r o t a l u g e r r e t e m t e e f 5 1 f o t h g i e h a n i h t i w m c 1 9 t e e f 3 y l b m e s s a r o t a l u g e r r e t e m e h t e v o b...

Page 8: ...the unit The appliance may be located onornearconventionalconstructionmaterials However if installed on combustible materials such as carpeting vinyl tile etc a metal or woodbarriercoveringtheentireb...

Page 9: ...and pre wired 1 Remove the shipping carton Remove the shipping pad exposing the front glass door 2 Open the two latches located under the firebox floor securing the glass door Remove the door by tilt...

Page 10: ...The typical sequence of installation is outlined below However each installation is unique and may result in variations to the steps described See the page numbers references in the follow ing steps f...

Page 11: ...hed dimension should be 22 558 mm Inches millimeters Minimum Framing Stud Size is 2 x 4 See side views of fireplace below for gas line inlet location options Fireplace Framing Specifications Center of...

Page 12: ...aming Specifications Center of gas line is 3 1 8 inches 79 mm up from floor Notes This dimension does not include the addition of drywall to the inside of framing or clearance for the Side Vent Seal C...

Page 13: ...supplyto theapplianceinvolvesnumerousconsiderations of materials protection sizing locations con trols pressure sediment andmore Certainlyno one unfamiliar and unqualified should attempt sizing or ins...

Page 14: ...openings in the enclosing wall at any of the joints in the vent pipe Installation of Vent Restrictor A vent restrictor may be needed with this appliance The restrictor is installed in the appliance t...

Page 15: ...9 2 2 5 2 1 9 1 0 0 1 6 0 7 5 2 3 2 5 7 3 9 1 0 0 0 0 5 5 7 3 2 5 7 9 1 1 0 0 0 5 6 5 1 4 2 5 2 1 0 2 0 0 0 7 0 7 6 4 2 5 0 2 1 0 0 7 0 8 2 5 2 1 2 0 1 0 7 0 8 4 6 2 2 2 0 0 1 7 0 8 6 7 2 3 2 0 0 0 8...

Page 16: ...age 15 for an aidinselectinglengthcombinations Elbowsare available in 90 and 45 configurations Refer to Figure 24 for the SV4 5E45 and SV4 5E90 elbow dimensional specifications Where required a telesc...

Page 17: ...n of the venting system every 8 feet 2 4m above the fireplace vent outlet One method of support is by utiliz ing field provided support straps conventional plumber s tape Secure the plumber s tape to...

Page 18: ...WO 90 DEGREE ELBOWS 40 feet 12 2 meters Maximum uCeiling Firestop Spacer SV4 5VF uWhenusingSecureFlex use Firestop Spacer SF4 5VF uCeiling Firestop Spacer SV4 5VF vWall Firestop Spacer SV4 5HF uCeilin...

Page 19: ...x use Firestop Spacer SF4 5HF uCeiling Firestop Spacer SV4 5VF uCeiling Firestop Spacer SV4 5VF vWall Firestop Spacer SV4 5HF Table D H H1 Maximum V Minimum feet meter feet meter 5 1 524 Elbow Only 5...

Page 20: ...ocking any of the previously connected vent sections See Figure 24 on page 15 I Continueinstallationofhorizontal inclined sections Continue with the installation of the straightventsectionsinhorizonta...

Page 21: ...ll thicknesses L Install Firestop Spacer at exterior wall When using the square termination install SV4 5HF Secure Vent SF4 5HF Secure Flex Firestop Spacerovertheopeningattheexterior sideoftheframing...

Page 22: ...4 5HF Secure Vent SF4 5HF Secure Flex firestop spacer must be used anytime vent pipe passes through a combustible wall Note Secure Vent components rigid vent pipe and terminal are shown in the figures...

Page 23: ...revery1 foot of V vertical you are allowed 5 feet of H H1 horizontal run up to a maximum horizontal run of 20 feet Table H H H1 Maximum V Minimum feet meter feet meter 3 0 914 Elbow Only 5 1 524 1 0 3...

Page 24: ...restop Spacer SV4 5VF uCeiling Firestop Spacer SV4 5VF vWall Firestop Spacer SV4 5HF vWall Firestop Spacer SV4 5HF Figure 41 Side Vent THREE 90 DEGREE ELBOWS Square termination SV4 5HT 2 shown Square...

Page 25: ...adapter overthepreviouslyinstalledsectionorappliance collar adjusting the radial alignment until the four locking dimples of the adapter are aligned with the inlets of the four incline channels of the...

Page 26: ...ent une fois l entretien termin CAUTION Donotconnectoptinalcontrolswitch to 120VAC power supply 2 Install the junction box and receptacle outlet to the left of the valve in the front for optional blow...

Page 27: ...ompliance with local codes A sediment trap is recommended in the gas piping within the home to prevent moisture and debris in the line from damaging the valve These appliances are equipped with a gas...

Page 28: ...ight until it disengages from the left corner post hole Remove the modesty panel To remove the modesty panel slide the panel forward until it contacts the cabinet bottom panel then lift straight up an...

Page 29: ...ance beforeyouinstallvermiculite embersandlogs DO NOT attempt to install the logs until the ap plianceinstallationhasbeencompleted thegas lineconnectedandtestedforleaksandtheinitial burner operation h...

Page 30: ...wool Separate into Quarter Size separate Pieces NOTE DIAGRAMS ILLUSTRATIONS ARE NOT TO SCALE F D Bottom View of Logs in packaging C E A B C F A D Top View of Logs E B Top View of Logs Installed F E A...

Page 31: ...in Figure 58 Do not use more than is necessary Ensure that the main burner ports remain uncovered by the ember material Note This appliance is provided with enough Glowing Embers for several applicati...

Page 32: ...sarecool Turnoffallelectricitytotheappliance beforeyouinstallgrate volcanicstone vermiculite embers and logs This appliance is not designed to burn wood Any attempt to do so could cause irreparable da...

Page 33: ...e Panel see Figure 62 Retrieve the glass door Visually inspect the gasket on the backside of the frame Gasket surface must be clean free of irregularities and seated firmly Position the door in front...

Page 34: ...shown in the table in Figure 64 2 Light appliance follow lighting procedure on lighting label in control compartment or see the Care and Operation Manual 3 Allow the burner to operate for at least 15...

Page 35: ...Burner Factory Air Shutter Opening Setting All Models Model Natural Gas Propane Gas MPD35ST PF 1 8 3 2mm 1 4 6 4mm Air Shutter Adjusting Rod Increase Shutter Opening In This Direction Decrease Shutter...

Page 36: ...errupteur ou le thermostat mural pour liminer la poussi re et les traces de graisse ou d huile Collez l tiquette sur la surface de la plaque de l interrupteur mural qui contr le le foyer Figure A ou d...

Page 37: ...1 SV4 5SC6 Storm Collar 6 per box H6183 SV4 5HF5 Firestop Spacer 5 rigid H6184 SF4 5HF5 Firestop Spacer 5 flex H2246 SV4 5HF 10 Firestop Spacer Horizon tal rigid 3 1 1 spacing 10 Pack H2247 SV4 5VF 10...

Page 38: ...HGS Termination Guard for Horizontal Square Termi nation Deluxe 1 pack Ref instr 750 055M H5820 SV4 5HTSK Termination Shroud Guard for Horizontal Square Termination 1 pack ref instr 750246M H5816 750...

Page 39: ...cabinet panel hole Pull the panel away from the fireplace See Figure 52 on Page 29 WARNING Thisconversionkitshallbeinstalledbyaqualifiedserviceagencyinaccor dance with the manufacturer s instructions...

Page 40: ...t gas line to free the pilot assembly from the gas line Remove the pilot orifice and replace it with the one provided with the conversion kit Reinstall the pilot assembly by reversing the steps detail...

Page 41: ...on kit to the rating plate on the appliance Step 11 Turn on gas supply and test for gas leaks b Install the burner as shown in Figure 72 Ensure that the arm of the venturi of the burner is hooked onto...

Page 42: ...42 NOTE DIAGRAMS ILLUSTRATIONS ARE NOT TO SCALE NOTE THIS PAGE INTENTIONALLY LEFT BLANK...

Page 43: ...43 NOTE DIAGRAMS ILLUSTRATIONS ARE NOT TO SCALE NOTE THIS PAGE INTENTIONALLY LEFT BLANK...

Page 44: ...4M REV J 01 2011 1508 Elm Hill Pike Suite 108 Nashville TN 37210 Lennox Hearth Products reserves the right to make changes at any time without notice in design materials specifications prices and also...

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