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36

LENNOX HEARTH PRODUCTS  •  MERIT PLUS

®

 DIRECT VENT GAS FIREPLACES (MPD33/35/40/45)  •  INSTALLATION INSTRUCTIONS

NOTE: DIAGRAMS & ILLUSTRATIONS ARE NOT TO SCALE.

Listed Secure Flex

®

 Components

Cat. #

Model

description

H1969

SF4.5HT-2

Horizontal Square Termina-

tion for 

flex

 (without flex 

vent)

77L87

SFKIT12S

Square Term. for 

flex

 (with 

12" [305 mm] compressed 

flex vent**)

77L88

SFKIT18S

Square Term. for 

flex

 (with 

18" [457 mm] compressed 

flex vent**)

77L89

SFKIT24S

Square Term. for 

flex

 (with 

24" [610 mm] compressed 

flex vent**)

77L90

SFKIT36S

Square Term. for 

flex

 (with 

36" [914 mm] compressed 

flex vent**)

77L91

SFKIT48S

Square Term. for 

flex

 (with 

48" [1219 mm] compressed 

flex vent**)

94L04*

SFKIT12SS

Small Square Termination for 

flex

, with 12" (305 mm) of 

compressed flex vent** 

(Ref. Instr. #750204M)

94L05*

SFKIT18SS

Small Square Termination for 

flex

, with 18" (457 mm) of 

compressed flex vent** 

(Ref. Instr. #750204M)

94L06*

SFKIT24SS

Small Square Termination for 

flex

, with 24" (610 mm) of 

compressed flex vent** 

(Ref. Instr. #750204M)

94L07*

SFKIT36SS

Small Square Termination for 

flex

, with 36" (914 mm) of 

compressed flex vent** 

(Ref. Instr. #750204M)

94L08*

SFKIT48SS

Small Square Termination for 

flex

, with 48" (1219 mm) of 

compressed flex vent** 

(Ref. 

Instr. #750204M)

94L09*

SF-HTSS

Horizontal Small Square 

Termination for 

flex

, without 

flex vent 

(Ref. Instr. #750204M)

INSTALLATION ACCESSORIES CONTINUEd

*

Only for use with MPdT33 and MPd35 models.

**

All compressed flex vents can be expanded up to two times.

Listed Secure Flex

®

 Components

Cat. #

Model

description

These termination kits include firestop/spacer, gear clamps and flex adaptor. 

60L10

SF-18

18 feet (5.49 m) * 

compressed 

flex

 

(Ref. Instr. #750053M)

98K03

SF-12

12 feet (3.66 m)* 

compressed 

flex 

(Ref. Instr. 

#750052M)

H2248

SF4.5HF-10

Firestop / Spacer - 

Horizontal, 

flex

 (3-1-1 

spacing), 10 Pack

H2249

SF4.5VF-10

Firestop/Spacer - Vertical,

flex

 (1-1-1 spacing), 10 Pk

56L74

SFVT30

Vertical Termination for 

flex

 

(flat to 6/12) with flex adaptor,

section of rigid vent, roof

support collar assembly, roof

flashing and storm collar. 

(Ref. Instr. #750052M)

56L75

SFVT45

Vertical Termination for 

flex

 

(6/12 to 12/12) with flex 

adaptor, section of rigid 

vent, roof support collar 

assembly, roof flashing, 

and storm collar. 

(Ref. Instr. 

#750052M)

91L66

SFGC4-6

Gear Clamp 4.5" (114 mm) 

for 

flex

 (6 pack)

91L67

SFGC7-6

Gear Clamp 7.5" (190.5 mm) 

for 

flex

 (6 pack)

H7748

H7748

36" 

Flex

 Connector Kit. 36" 

of flex with two adaptors 
for mating two rigid 
sections of vent together.

Содержание MPD35CNE

Страница 1: ...fire or explosion may result causing property damage personal injury or death WARNING AVERTISSEMENT AVISO HOT GLASS WILL CAUSE BURNS DO NOT TOUCH GLASS UNTIL COOLED NEVER ALLOW CHILDREN TO TOUCH GLAS...

Страница 2: ...cal Installation Sequence 9 Detailed Installation Steps 9 Step 1 Framing 9 Fireplace and Framing Specifications 10 Step 2 Routing Gas Line 11 Step 3 Preparing Appliance Vent Collar 12 Step 4 Installin...

Страница 3: ...is appliance can cause serious injury or death from fire burns explosion or carbon monoxide poisoning WARNING Failure to position the parts in accordance with these diagrams or failure to use only par...

Страница 4: ...55 0 052 19L52 MPD40 38 0 102 99K76 0 062 21L01 MPD45 37 0 104 24M10 52 0 0635 37G00 Table 4 Standard size installed at factory Part Cat Number REQUIREMENTS FOR THE COMMONWEALTHOFMASSACHUSETTS These f...

Страница 5: ...the appliance Cold Climate Insulation For cold climate installations seal all cracks around your appliance with noncombustible material and wherever cold air could enter the room It is especially imp...

Страница 6: ...ents Above Flat Or Sloped Roofs Ref NFPA 54 ANSI Z223 1 Roof Pitch H ft H m Flat 6 12 1 0 0 3 6 12 7 12 1 25 0 38 7 12 8 12 1 5 0 46 8 12 9 12 2 0 0 61 9 12 10 12 2 5 0 76 10 12 11 12 3 25 0 99 11 12...

Страница 7: ...er 5 12 7 cm 5 12 7 cm G Clearance to inside corner 2 5 08cm minimum SV4 5HT 2 6 15 2cm minimum SV4 5HTSS 2 5 08cm minimum SV4 5HT 2 6 15 2cm minimum SV4 5HTSS H Clearancetoeachinsideofcenterlineexten...

Страница 8: ...ve to conform to standard hearth extension installation requirements Shelf Height To provide for the lowest possible shelf surface use the alternate rear vent outlet the venting attached to the top ve...

Страница 9: ...the framing and secure with nailing brackets IMPORTANT Bend up the appropriate header spacing standoffs for the drywall finish material thickness to be used see Figure 11 Bend up the outer pair for 1...

Страница 10: ...lectrical Inlet Knockout requiring a Field Provided Junction Box either side E B D C Front View 3 76 A Header Spacing Top Standoffs Vertical Venting through the Ceiling Frame ceiling opening Use a plu...

Страница 11: ...aming 6 1 2 152 mm Pipe Coupling Recommended NOTE Rear Vent Applications in Corner Installations The horizontal vent length from a to b must not exceed 28 inches 711 mm MPDT33 and MPDR33 Models Dimens...

Страница 12: ...ct Venting System Horizontal or Vertical Withtheappliancesecuredinframing determine ventroutingandidentifytheexteriortermination location The following sections describe vertical roof and horizontal e...

Страница 13: ...4 1 1 0 0 5 0 6 3 8 1 5 2 5 1 0 1 0 5 0 6 6 8 1 5 5 1 0 0 0 0 4 4 5 0 9 1 5 7 8 5 1 1 0 0 0 4 5 5 6 9 1 5 7 3 6 1 0 1 0 0 4 5 5 5 0 2 5 2 1 7 1 0 1 1 5 0 7 7 0 2 5 2 7 1 0 0 0 6 0 6 5 1 1 2 5 2 6 7 1...

Страница 14: ...e radial alignment until the four locking dimples are aligned with the inlet of the four inclined channels on the collar refer to Figure 21 Push the vent component againstthecollaruntilitfullyengages...

Страница 15: ...llar section to align with the required direction of the next vent run element Twist elbow sections in a clockwise direction only so as to avoid the possiblity of unlocking anyofthepreviouslyconnected...

Страница 16: ...ou are allowed 2 feet of H horizontal run up to a maximum horizontal run of 8 feet Example If 8 feet of H horizontal vent run is needed then 4 feet minimum V vertical vent will be required TABLE A H M...

Страница 17: ...6 096 4 1 219 H H1 20 feet 6 096 m Max V V1 H H1 40 ft 12 192 m Max meters meters Example If 20 feet of H horizontal vent run is needed then 4 feet minimum of V vertical vent will be required This tab...

Страница 18: ...al both the inner and outer pipe elements with the same procedure Sealant and securing screws are not required NOTE An elbow may also be attached to the appliance collar Attach in the same manner as y...

Страница 19: ...4 32 mm as shown in Figure 34 SVHRK Snorkel Cap The snorkel cap is designed to be fitted into a basement window box The SVHRK cap is for use with flex vent The vertical distance between the inlet and...

Страница 20: ...owingwallthicknessrange when using SV4 5HT 2 termination kit HORIZONTAL Vent Figures Tables NOTE Secure Vent components rigid vent pipe and terminal are shown in the figures Secure Flex components fle...

Страница 21: ...of H horizontal vent run is needed then 4 feet minimum of V vertical vent will be required This table shows a 1 V to 5 H ratio For every 1 foot of V vertical you are allowed 5 feet of H horizontal run...

Страница 22: ...al rise except where an elbow is the only vertical component in the system See Figure 36 V Minimum feet feet 5 1 524 Elbow Only 5 1 524 1 0 305 10 3 048 2 0 610 15 4 572 3 0 914 20 6 096 4 1 219 meter...

Страница 23: ...No 10K81 to the inner adaptor collar approximately 1 2 inch from the end 3 Pull and extend the inner flexible vent pipe 4 Slide the inner flex pipe over the adaptor collar Ensure the flexible vent pip...

Страница 24: ...t of 2 conductor wire supplied with the unit 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 conductor placed l...

Страница 25: ...eplace The millivolt control valve has a 3 8 10mm NPT thread inlet port The electronic control valve has a 1 2 13 mm NPT thread inlet port and is fitted with a 1 2 x 3 8 13 mm x 10 mm NPT fitting Secu...

Страница 26: ...onovertime A Light the appliance refer to the lighting instructionslabelinthecontrolcompartment or in the Care and Operation Instructions manual B Brush all joints and connections with the gas leak te...

Страница 27: ...pli ances to Figure 54 for MPD35 Series appli ancesandtoFigure55forMPD40andMPD45 Series appliances WARNING DO NOT attempt to install the logs until the appliance instal lationhasbeencompleted the gas...

Страница 28: ...firebox with the log s notches directly over the brackets Position the right log log no 3 by inserting the pin from the rear log into the hole on its upper end Place the left log and then the smaller...

Страница 29: ...the order shown Position the rear log on the brackets at the rear of the firebox with the log s notches directly over the brackets Position the right log log no 3 by inserting the pin from the rear l...

Страница 30: ...ividual logs as shown below Logs should be placed in the order shown Position the center log on the burner first then place the glowing embers as shown in Figure 52 Place the rear log both the right a...

Страница 31: ...t appear sooty The following chart is provided to aid you in achieving the correct air shutter adjustment for your installation Figure 56 Removing the Glass Enclosure Panel see Figure 56 Remove the to...

Страница 32: ...ireplace rod located in the lower control area Position the air shutter to the factory setting as shown in the table in Figure 60 2 Light appliance follow lighting procedure on lighting label in contr...

Страница 33: ...bustible material may touch top of appliance Combustible materials NOT allowed below this point on face of appliance Header Spacing Top Standoff Top of Appliance Top of Door Frame Hood must be install...

Страница 34: ...er 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 du thermostat mural Figure B Choisissez la l...

Страница 35: ...6 SV4 5HF 10 Firestop Spacer Hori zontal rigid 3 1 1 spac ing 10 Pack H2247 SV4 5VF 10 Firestop Spacer Verti cal rigid 1 1 1 spac ing 10 Pack 96K92 SV4 5SP Support Plate Installation Accessories Liste...

Страница 36: ...T48SS Small Square Termination for flex with 48 1219 mm of compressed flex vent Ref Instr 750204M 94L09 SF HTSS Horizontal Small Square Termination for flex without flex vent Ref Instr 750204M INSTALL...

Страница 37: ...pin located at the door s left side to the right until it disengages from the left corner post hole Pull the control compartment door diagonally to the left away from the fireplace Step 3 Remove the...

Страница 38: ...crews previously removed Step 12 Reinstall the baffle with the two baffle securing screws Step 13 Reassemble the remaining compo nents by reversing the procedures outlined in the Steps 1 5 Step 14 Att...

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