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INSTALLATION INSTRUCTIONS

Gas Furnace: (F/G)9MVT, (F/G)9MXT, (F/G)9MXE

6

440 01 4001 05

Specifications subject to change without notice.

Figure 2

Dimensions

SD5060

4 Rev F

(F/G)9MVT

FURNACE SIZE

A

B

C

D

SHIP WT.

LB (KG)

CABINET WIDTH

OUTLET WIDTH

BOTTOM

INLET WIDTH

AIR INTAKE

0401410

14

3/16 (361)

12

1/2 (319)

12

9/16 (322)

7

1/8 (181)

121 (54)

0601714

17

1/2 (445)

15

7/8 (403)

16 (406)

8

3/4 (222)

142 (63)

0801716

17

1/2 (445)

15

7/8 (403)

16 (406)

8

3/4 (222)

152 (68)

0802120

21 (533)

19

3/8 (492)

19

1/2 (495)

10

1/2 (267)

156 (71)

1002120

21 (533)

19

3/8 (492)

19

1/2 (495)

10

1/2 (267)

166 (75)

1202422

24

1/2 (622)

22

7/8 (581)

23 (584)

12

1/4 (311)

190 (86)

(F/G)9MXT

FURNACE SIZE

A

B

C

D

SHIP WT.

LB (KG)

CABINET WIDTH

OUTLET WIDTH

BOTTOM

INLET WIDTH

AIR INTAKE

0401410

14

3/16 (361)

12

1/2 (319)

12

9/16 (322)

7

1/8 (181)

125 (56)

0401714

17

1/2 (445)

15

7/8 (403)

16 (406)

8

3/4 (222)

135 (61)

0601412

14

3/16 (361)

12

1/2 (319)

12

9/16 (322)

7

1/8 (181)

136 (62)

0601714

17

1/2 (445)

15

7/8 (403)

16 (406)

8

3/4 (222)

146 (66)

0801716

17

1/2 (445)

15

7/8 (403)

16 (406)

8

3/4 (222)

156 (70)

0802120

21 (533)

19

3/8 (492)

19

1/2 (495)

10

1/2 (267)

161 (73)

1002120

21 (533)

19

3/8 (492)

19

1/2 (495)

10

1/2 (267)

171 (77)

1202422

24

1/2 (622)

22

7/8 (581)

23 (584)

12

1/4 (311)

195 (88)

(F/G)9MXE

FURNACE SIZE

A

B

C

D

SHIP WT.

LB (KG)

CABINET WIDTH

OUTLET WIDTH

BOTTOM

INLET WIDTH

AIR INTAKE

0401410

14

3/16 (361)

12

1/2 (319)

12

9/16 (322)

7

1/8 (181)

120 (54)

0401714

17

1/2 (445)

15

7/8 (403)

16 (406)

8

3/4 (222)

131 (59)

0601412

14

3/16 (361)

12

1/2 (319)

12

9/16 (322)

7

1/8 (181)

131 (59)

0601714

17

1/2 (445)

15

7/8 (403)

16 (406)

8

3/4 (222)

141 (63)

0801716

17

1/2 (445)

15

7/8 (403)

16 (406)

8

3/4 (222)

151 (68)

0802120

21 (533)

19

3/8 (492)

19

1/2 (495)

10

1/2 (267)

156 (71)

1002120

21 (533)

19

3/8 (492)

19

1/2 (495)

10

1/2 (267)

166 (75)

1202422

24

1/2 (622)

22

7/8 (581)

23 (584)

12

1/4 (311)

190 (85)

Summary of Contents for F9MVT

Page 1: ...ughout this manual in the following manner Safety alert symbol When you see this symbol on the unit and in instructions or manuals be alert to the potential for personal injury TABLE OF CONTENTS SAFETY CONSIDERATIONS 3 INTRODUCTION 4 CODES AND STANDARDS 4 ELECTROSTATIC DISCHARGE ESD 5 DIMENSIONS 6 LOCATION RELATIVE TO COOLING EQUIPMENT 8 AIR FOR COMBUSTION AND VENTILATION 9 CONDENSATE TRAP 12 INST...

Page 2: ... 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 of local gas inspector of the side wall horizontally vented gas fueled equipment shall not approve the installation unless u...

Page 3: ...tective clothing and work gloves Have a fire extinguisher available Read these instructions thoroughly and follow all warnings or cautions included in literature and attached to the unit CAUTION CUT HAZARD Failure to follow this caution may result in personal injury Sheet metal parts may have sharp edges or burrs Use care and wear appropriate protective clothing safety glasses and gloves when hand...

Page 4: ...55 F 15 C db such as when used with a night setback thermostat Return air temperature must not exceed 80 F 27 C db Failure to follow these return air temperature limits may affect reliability of heat exchangers motors and controls See Figure 1 The furnace should be sized to provide 100 percent of the design heating load requirement plus any margin that occurs because of furnace model size capacity...

Page 5: ...nect all power to the furnace Multiple disconnects may be required DO NOT TOUCH THE CONTROL OR ANY WIRE CONNECTED TO THE CONTROL PRIOR TO DISCHARGING YOUR BODY S ELECTROSTATIC CHARGE TO GROUND 2 Firmly touch the clean unpainted metal surface of the furnace chassis which is close to the control Tools held in a person s hand during grounding will be satisfactorily discharged 3 After touching the cha...

Page 6: ... 8 181 125 56 0401714 17 1 2 445 15 7 8 403 16 406 8 3 4 222 135 61 0601412 14 3 16 361 12 1 2 319 12 9 16 322 7 1 8 181 136 62 0601714 17 1 2 445 15 7 8 403 16 406 8 3 4 222 146 66 0801716 17 1 2 445 15 7 8 403 16 406 8 3 4 222 156 70 0802120 21 533 19 3 8 492 19 1 2 495 10 1 2 267 161 73 1002120 21 533 19 3 8 492 19 1 2 495 10 1 2 267 171 77 1202422 24 1 2 622 22 7 8 581 23 584 12 1 4 311 195 88...

Page 7: ...ials are shipped in the main blower compartment See Table 2 for loose parts bag contents This furnace must be installed so the electrical components are protected from water not be installed directly on any combustible material other than wood flooring refer to SAFETY CONSIDERATIONS be located close to the chimney or vent and attached to an air distribution system Refer to Air Ducts section be pro...

Page 8: ...lic garage airplane hangar or other building having a hazardous atmo sphere the furnace must be installed in accordance with the NFPA 54 ANSI Z223 1 2012 or CAN CSA B149 1 2010 See Figure 4 Figure 4 Installation in a Garage A93044 WARNING FIRE HAZARD Failure to follow this warning could result in personal in jury death and or property damage Do not install the furnace on its back or hang furnace w...

Page 9: ...ride bromide and iodide These elements can corrode heat exchangers and shorten furnace life Air contaminants are found in aerosol sprays detergents bleaches cleaning solvents salts air fresheners and other household products WARNING CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in personal injury or death The operation of exhaust fans kitchen ventilation fans clothes...

Page 10: ...han fan assisted appliances in Btuh hr Ifan combined input of all fan assisted appliances in Btuh hr ACH air changes per hour ACH shall not exceed 0 60 The following requirements apply to the Standard Method and to the Known Air Infiltration Rate Method 1 Adjoining rooms can be considered part of a space if a There are no closable doors between rooms b Combining spaces on same floor level Each ope...

Page 11: ...ngs shall be not less than 3 in 80 mm Table 3 Minimum Free Area Required for Each Combustion Air Opening or Duct to Outdoors FURNACE INPUT BTUH TWO HORIZONTAL DUCTS 1 SQ IN 2 000 BTUH 1 100 SQ MM KW SINGLE DUCT OR OPENING 1 SQ IN 3 000 BTUH 734 SQ MM KW TWO OPENINGS OR VERTICAL DUCTS 1 SQ IN 4 000 BTUH 550 SQ MM KW Free Area of Opening and Duct Sq In Sq mm Round Duct In mm Dia Free Area of Open in...

Page 12: ...ate Trap Upflow Orientation When the furnace is installed in the upflow position it is not necessary to relocate the condensate trap or associated tubing Refer to Figure 8 for upflow condensate trap information Refer to Condensate Drain section for information how to install the condensate drain Condensate Trap Downflow Orientation When the furnace is installed in the downflow position the condens...

Page 13: ...ve drawing only some models may vary in appearance Downflow Trap Configuration A11587LB Install the two plugs previously removed on the open ports of the collector box Connect relief tube to port on collector box Rotate elbow to desired position and tighten clamp to 15 lb in Slide tube in stand offs to adjust length Connect the new pressure switch tube from Loose Parts bag to port on front pressur...

Page 14: ...trap extends below the side of the casing in the horizontal position A minimum of 2 in 51 mm of clearance is required between the casing side and the furnace platform for the trap to extend out of the casing in the horizontal position Allow at least 1 4 in per foot 20mm per meter of slope down and away from the furnace in horizontal sections of drain line To Relocate the Condensate Trap Remove the...

Page 15: ...ensate trap Representative drawing only some models may vary in appearance Install plug on open port of collector box Figure 11 Unconverted Factory Configuration as viewed in the Horizontal Left Orientation A11574LA If alternate vent position is required loosen clamp on vent elbow inlet Remove relief tube from port on collector box Remove the screw that secures the condensate trap to the collector...

Page 16: ...d possible property damage Special precautions MUST be made if installing furnace in an area which may drop below freezing This can cause improper operation or damage to the equipment If the furnace environment has the potential of freezing the drain trap and drain line must be protected A self regulating shielded and waterproof heat tape rated at 3 to 6 watt per foot 10 to 20 watt per meter at 11...

Page 17: ...g clamp over each end of the Z pipe 8 From inside the casing insert the short end of the formed grommet cut from the rubber drain elbow through the 7 8 in drain knockout in the casing 9 Pull the grommet through the casing from the outside until it is seated in the knockout 10 Align the Z pipe with the long end of the grommet inside the furnace and insert slightly The angled end of the tube at the ...

Page 18: ...ipe into the outlet stub on the drain elbow 10 Connect additional condensate piping to a code approved drain or to a condensate pump approved for use with acidic furnace condensate and compatible with mineral and vegetable oils such as canola oil Allow at least 1 4 in per foot 20 mm per meter of slope down and away from the furnace in horizontal sections of drain line Figure 13 Knockout Removal L1...

Page 19: ...of such a size that the heat exchanger can be viewed for possible openings using light assistance or a probe can be inserted for sampling the air stream The cover attachment shall prevent leaks Connect supply air duct to flanges on furnace supply air outlet Bend flange upward to 90 with wide duct pliers See Figure 22 The supply air duct must be connected to ONLY the furnace supply outlet air duct ...

Page 20: ...emoved DOWNFLOW INSTALLATION NOTE The furnace must be pitched as shown in Figure 18 for proper condensate drainage Supply Air Connections NOTE For downflow applications this furnace is approved for use on combustible flooring when any one of the following two accessories are used see specification sheets for list of approved accessories Special Base NAHA01101SB Cased Coil Assembly EAM4X END4X ENW4...

Page 21: ...MONOXIDE POISONING HAZARD Failure to follow this warning could result in personal injury death or property damage Do not install the furnace on its back or hang furnace with control compartment facing downward Safety control operation will be adversely affected Never connect return air ducts to the back of the furnace CAUTION MINOR PROPERTY HAZARD Failure to follow this caution may result in minor...

Page 22: ...3 4 425 20 5 8 600 Downflow Applications on Combustible Flooring with Coil Assembly or coil box subbase not required 15 1 2 394 19 483 16 1 2 419 20 508 21 533 Upflow Applications on Combustible or Noncombustible Flooring subbase not required 19 1 2 495 21 5 8 549 20 1 8 511 22 1 4 565 Downflow Applications on Noncombustible Flooring subbase not required 19 3 8 492 19 483 20 508 19 5 8 498 Downflo...

Page 23: ...s may require a drain pan and condensate trap when a condensing furnace is installed over a finished ceiling Figure 26 Working Platform for Attic Installation 2 in 51 mm A11154 ROLLOUT PROTECTION REQUIRED Install 1 2 x 22 305 x 559 mm sheet metal in front of burner compartment area COMBUSTION AIR PIPE SEE VENTING SECTION NOTE Local codes may require a drain pan and condensate trap when a condensin...

Page 24: ... filter can be installed on either side of the furnace the bottom of the furnace or any combination of side and bottom of the furnace See Figure 28 Figure 31 and Figure 30 For downflow applications the filter rack or field supplied accessory air cleaner must only be connected to the bottom opening on the furnace See Figure 27 and Figure 30 and Table 9 For horizontal applications the filter rack or...

Page 25: ...ry Accy Washable Representative After Market Filter Media Fiberglass Pleated CFM L s 1 in 2 5 cm 1 in 2 5 cm 2 in 5 cm 1 in 2 5 cm 2 in 5 cm 800 378 0 03 9 0 05 12 0 07 18 0 17 43 0 11 28 1000 472 0 04 11 0 06 16 0 09 24 0 22 55 0 15 37 1200 566 0 05 13 0 08 20 0 12 31 0 27 68 0 18 47 1400 661 0 06 15 0 10 24 0 15 38 0 23 58 1600 755 0 06 16 0 11 29 0 18 45 0 28 69 1800 850 0 07 18 0 13 34 0 21 53...

Page 26: ...estrictions HORIZONTAL TOP RETURN NOT PERMITTED FOR ANY MODEL SIDE RETURN AIR NOT PERMITTED FOR 2000 CFM AND ABOVE OF AIR FLOW L10F034 External Filter Cabinet Configurations Figure 30 Accessory Bottom Filter Rack L10F031 B A 28 7 16 722 2 22 5 16 566 4 2 3 16 55 5 A Table 9 Dimensional Drawing in mm KIT NO FURNACE WIDTH A B NAHB00501FF 14 3 16 360 4 11 3 8 289 14 1 4 362 NAHB00601FF 17 1 2 444 5 1...

Page 27: ...n of vibration Ductwork passing through unconditioned space should be insulated to enhance system performance When air conditioning is used a vapor barrier is recommended Maintain a 1 in 25 mm clearance from combustible materials to supply air ductwork for a distance of 36 in 914 mm horizontally from the furnace See NFPA 90B or local code for further requirements Return Duct Sizing Refer to the Fi...

Page 28: ...ector which has previously served another gas ap pliance Black iron pipe shall be installed at the furnace gas control valve and extend a minimum of 2 in 51 mm outside the furnace CAUTION FURNACE DAMAGE HAZARD Failure to follow this caution may result in furnace dam age Connect gas pipe to furnace using a backup wrench to avoid damaging gas controls and burner misalignment Table 10 Maximum Capacit...

Page 29: ...nsert the gas pipe The grommet is included in the loose parts bag See Figure 34 Figure 34 Gas Entry Gas Pipe Grommet Required For Direct Vent Applications Left Side Gas Entry Gas Pipe Grommet Required For Direct Vent Applications A11338 ELECTRICAL CONNECTIONS WARNING ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury or death Blower door switch opens 115 v power...

Page 30: ...ply WARNING FIRE HAZARD Failure to follow this warning could result in personal injury death or property damage Do not connect aluminum wire between disconnect switch and furnace Use only copper wire COPPER WIRE ONLY SWITCH ALUMINUM WIRE A11146 Use a separate fused branch electrical circuit with a properly sized fuse or circuit breaker for this furnace See Table 11 for wire size and fuse specifica...

Page 31: ...DOOR SWITCH C O N T R O L C Y R G J Box Installation WARNING FIRE OR ELECTRICAL SHOCK HAZARD Failure to follow this warning could result in personal injury death or property damage If field supplied manual disconnect switch is to be mounted on furnace casing side select a location where a drill or fastener cannot damage electrical or gas components The J Box is used when field line voltage electri...

Page 32: ... NFPA 70 in U S A for wire bushings strain relief etc and Canadian Electrical Code CSA C22 1 Figure 38 Field Supplied Electrical Box on Furnace Casing A10141 GROUND NEUTRAL LINE VOLTAGE Power Cord Installation in Furnace J Box NOTE Power cords must be able to handle the electrical requirements listed in Table 11 Refer to power cord manufacturer s listings 1 Install J Box mounting bracket to inside...

Page 33: ... Humidifier HUM F G 9MVT The HUM terminal is a 24 VAC output energized when the blower is operating during a call for heat See Figure 40 F G 9MXT There are two humidifier outputs on the furnace control The 115 VAC HUM terminal is energized when the Induced Draft Relay closes The 24 VAC HUM terminal is energized when the low pressure switch closes during a call for heat Connect an accessory 115 VAC...

Page 34: ... 15 5 12 37 11 3 20 1002120 115 60 1 127 104 11 8 15 6 12 36 11 0 20 1202422 115 60 1 127 104 11 8 15 6 12 36 11 0 20 F G 9MXE SINGLE STAGE ECM BLOWER FURNACES UNIT SIZE VOLTS HERTZ PHASE OPERATING VOLTAGE RANGE MAXIMUM UNIT AMPS UNIT AMPACITY MINIMUM WIRE SIZE AWG MAXIMUM WIRE LENGTH FT M MAXIMUM FUSE OR CKT BKR AMPS Max Min 0401410 115 60 1 127 104 7 4 10 3 14 36 11 0 15 0401712 115 60 1 127 104...

Page 35: ...RT NUMBER AND DATE CODE WWYY SWITCHES L11F081 Figure 41 Example of Two Stage Furnace Control for ECM Blower Motor F G 9MXT TEST TWIN HUM PLT PL1 W2 Y1 DHUM G COM W W1 Y Y2 R 24V FUSE 3 AMP EAC 2 EAC 1 L1 BL 1 XFMR L2 COM HI HT COOL LO H T SPARE 1 24V MTR TAPS BLOWER SPEED TERMINALS 115 VAC L2 NEUTRAL CONNECTIONS LED OPERATION DIAGNOSTIC LIGHT 3 AMP FUSE 24 V THERMOS TAT TERMINALS SET UP SWITCHES T...

Page 36: ...ntric vent termination kits and accessory external drain trap available from the furnace manufacturer have been certified to ULC S636 for use with those Royal Pipe and IPEX PVC vent components which have been certified to this standard In Canada the primer and cement must be of the same manufacturer as the vent system GVS 65 Primer Purple for Royal Pipe or IPEX System 636 PVC CPVC Primer Purple Vi...

Page 37: ... draft hood equipped appliances at the draft hood relief opening after 5 minutes of main burner operation Use the flame of a match or candle 8 If improper venting is observed during any of the above tests the venting system must be corrected in accordance with the National Fuel Gas Code ANSI Z223 1 NFPA 54 and or CSA B149 1 Natural Gas and Propane Installation Code 9 After it has been determined t...

Page 38: ...ere there is a risk of excessive mois ture entering the combustion air inlet pipe a moisture trap may be added to the inlet pipe to help prevent moisture from entering the furnace from the combus tion air inlet pipe See Figure 51 When sizing venting systems the equivalent length of the optional inlet pipe moisture trap must be taken into account Ventilated Combustion Air Systems In a ventilated co...

Page 39: ...ll or part of the venting system below the level of the furnace VENT GASSES COULD BE RELEASED FROM THE DRAINAGE SYSTEM if the instructions provided with the External Vent Trap Kit are not followed Table 13 Approved Combustion Air and Vent Pipe Fitting and Cement Materials U S A Installation ASTM SPECIFICATION MARKED ON MATERIAL MATERIAL PIPE FITTINGS SOLVENT CEMENT AND PRIMERS DESCRIPTION D1527 AB...

Page 40: ...ge or contamination is usually located away from adjacent structures is less prone to icing conditions and often has less visible vent vapors Sidewall terminations may require sealing or shielding of building surfaces with a corrosive resistance material due to the corrosive properties of combustion products from the vent system as well as protection of adjacent structures NOTICE RECOMMENDED SUPPO...

Page 41: ...e helps to ensure inlet air pipe away from occupants An extra elbow and or five fee 1 5 M of pipe may be used to accomplish the sound attenuation function Termination Requirements for the Provinces of Alberta and Saskatchewan The Provinces of Alberta and Saskatchewan require a minimum unobstructed distance of 4 ft 1 2m from the foundation to the property line of the adjacent lot for vent terminati...

Page 42: ...IN 12 IN 305 MM CLEARANCE ABOVE HIGHEST ANTICIPATED SNOW LEVEL OR GRADE WHICHEVER IS GREATER COMBUSTION AIR ELBOW PARALLEL TO WALL OPTIONAL BRACKET COUPLING A13078B A13078C OVERHANG 12 IN 305 MM MIN GROUND LEVEL OR ANTICIPATED SNOW LEVEL EXHAUST CLEARANCE TO OVERHANG PER CODE Figure 49 Combustion Air and Vent Pipe Termination for Direct Vent 2 Pipe System A13077 12 in 305mm min separation between ...

Page 43: ...e furnace as reasonably possible The Maximum Vent Length for the vent pipe and combustion air pipe when used equals the Maximum Equivalent Vent Length MEVL in Table 14 or Table 16 minus the number of fittings multiplied by the deduction for each type of fitting used from Table 15 NOTICE OPTIONAL CONFIGURATION FOR COMBUSTION AIR INLET PIPE In applications where there is a risk of excessive mois tur...

Page 44: ...Measure the individual distance from the furnace to the termination for each pipe 2 Count the number of elbows for each pipe 3 For each pipe multiply the number of elbows by the equivalent length for the type of elbow used Record the equivalent length of all the elbows for each pipe 4 If a Tee is used on the termination Alberta and Saskatchewan when required record the equivalent length of the Tee...

Page 45: ... spaces See Table 17 and Table 18 cannot exceed total allowable pipe length as calculated from Table 14 through Table 16 Configure the Furnace WARNING CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in personal injury or death To route the vent pipe and combustion air pipe through the furnace the manufacturer supplied kit must be used Failure to properly seal the blowe...

Page 46: ...5 lb in See Figure 53 through Figure 56 Figure 52 Inducer Vent Elbow PSC PSC INDUCER ASSEMBLY A13075A INDUCER OUTLET VENT ELBOW CLAMP TORQUE 15 LB IN VENT PIPE CLAMP TORQUE 15 LB IN VENT ELBOW INDUCER OUTLET CHOKE 40 000 BTUH MODELS ONLY A13075B Figure 53 Upflow Configurations A11309 Representative drawing only some models may vary in appearance UPFLOW LEFT VENT CONFIGURATION A11308 Representative...

Page 47: ...ly some models may vary in appearance Requires Accessory Internal Vent Kit See Specification Sheets for current kit number DOWNFLOW VERTICAL VENT CONFIGURATION See NOTES following figures Figure 55 Horizontal Left Configurations HORIZONTAL LEFT VERTICAL VENT CONFIGURATION Representative drawing only some models may vary in appearance HORIZONTAL LEFT LEFT VENT CONFIGURATION Representative drawing o...

Page 48: ...esult in the circulation of carbon monoxide throughout the structure The vent pipe and combustion air pipe must be a continuous pipe while passing through the blower compartment Seals supplied in this kit must be installed per the instructions provided Follow all procedures outlined in these instructions WARNING CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in person...

Page 49: ...cumulating in the pipes by sloping the combustion air piping and vent piping downward towards furnace a minimum of 1 4 in per linear ft with no sags between hangers 18 Complete the vent and combustion air pipe installation by connecting to the concentric vent or by installing the required termination elbows as shown in Figure 49 and Figure 50 Alberta Figure 46 and Figure 48 For ventilated combusti...

Page 50: ...wall or roof flashing NOTE Do not allow insulation or other materials to accumulate inside of pipe assembly when installing it through hole Disassemble loose pipe fittings Clean and cement using same procedures as used for system piping DO NOT CEMENT POLYPROPYLENE FITTINGS Two Pipe and Single Pipe Terminations Single and two pipe vent must be installed as shown in Figure 49 and Figure 50 Maintain ...

Page 51: ...sassemble loose pipe fittings Clean and cement using same procedures as used for system piping DO NOT CEMENT POLYPROPYLENE FITTINGS Direct Vent Two Pipe System ONLY When two or more furnaces are vented near each other two vent terminations may be installed as shown in Figure 46 and Figure 48 but next vent termination or pair of vent terminations must be at least 36 in 914 mm away from first two te...

Page 52: ...58 Crawl Space Vent Termination 3 76 mm 12 305 mm Pipe hangar VentilatedCombustion Air intake termination in crawl space Ventilated Combustion Air intake pipe CRAWL SPACE L11F016A Figure 59 Attic Vent Termination ATTIC 12 305 mm min above higest level of insulation Vent through roof flashing Ventilated Combustion Air intake pipe L11F016B ...

Page 53: ... or balcony 12 in 305 mm Permitted only if veranda porch deck or balcony is fully open on a minimum of two sides beneath the floor See Note 4 Manufacturer s Recommendation See Notes 3 8 M Clearance to each side of the centerline extended above or below vent terminal of the furnace to a dryer or water heater vent or other appliance s vent intake or exhaust 12 in 305 mm 12 in 305 mm N Furnace combus...

Page 54: ... M L Clearance under a veranda porch deck or balcony 12 in 305 mm Permitted only if veranda porch deck or balcony is fully open on a minimum of two sides beneath the floor See Note 4 Manufacturer s Recommendation See Notes 3 8 M Clearance to each side of the centerline extended above or below vent terminal of the furnace to a dryer or water heater vent or other appliance s direct vent intake or ex...

Page 55: ...9 5 NA 80 000 14 4 3 56 17 1 150 45 7 202 61 6 224 68 3 100 000 NA 17 5 2 94 28 7 205 62 5 229 69 8 120 000 NA NA NA 83 25 3 217 66 1 140 0004 NA NA NA 69 21 0 146 44 5 See notes at end of Venting Tables See Table 16 for altitudes over 4500 ft 1370m Table 15 DEDUCTIONS FROM MAXIMUM EQUIVALENT VENT LENGTH Feet Meters Pipe Diameter in 1 1 2 2 2 1 2 3 4 Mitered 90º Elbow 8 2 4 8 2 4 8 2 4 8 2 4 8 2 4...

Page 56: ...system includes FOR EACH PIPE 100 feet 30 M of vent pipe 95 feet 28 M of combustion air inlet pipe 3 90º long radius elbows and a polypropylene concentric vent kit Also includes 20 feet 6 1 M of flexible polypropylene vent pipe included within the 100 feet 30 M of vent pipe Assume that one meter of flexible 60mm or 80mm polypropylene pipe equals 1 8 meters of PVC ABS pipe VERIFY FROM VENT MANUFACT...

Page 57: ...67 50 9 182 55 5 120 000 NA NA NA 62 18 9 175 53 3 140 0004 NA NA NA 32 9 8 63 19 2 8001 to 9000 2438 to 2743 40 000 10 3 0 121 36 9 130 39 6 NA NA 60 000 7 2 1 82 25 0 152 46 3 168 51 2 NA 80 000 NA 35 10 7 111 33 8 148 45 1 156 47 5 100 000 NA NA 67 20 4 157 47 9 170 51 8 120 000 NA NA NA 56 17 1 164 50 0 140 0004 NA NA NA 23 7 0 42 12 8 9001 to 10 000 2743 to 3048 40 000 5 1 5 110 33 5 115 35 1...

Page 58: ... Ft 20 42 41 33 21 20 70 132 111 89 20 70 157 133 107 M 6 1 12 8 12 5 10 1 6 4 6 1 21 3 40 2 33 8 27 1 6 1 21 3 47 9 40 5 32 6 20 30 Ft 20 25 23 14 1 20 70 94 77 57 20 70 113 94 71 M 6 1 7 6 7 0 4 3 0 3 6 1 21 3 28 7 23 5 17 4 6 1 21 3 34 4 28 7 21 6 40 40 Ft 20 14 12 3 0 20 70 71 56 38 20 70 86 70 50 M 6 1 4 3 3 7 0 9 0 0 6 1 21 3 21 6 17 1 11 6 6 1 21 3 26 2 21 3 15 2 100 000 20 10 Ft N A 25 99 ...

Page 59: ...N A 9 1 18 0 15 2 11 6 N A 80 000 20 10 Ft 20 0 64 0 64 0 56 0 47 0 20 0 70 0 173 0 150 0 125 0 20 0 70 0 175 0 177 0 147 0 M 6 1 19 5 19 5 17 1 14 3 6 1 21 3 52 7 45 7 38 1 6 1 21 3 53 3 53 9 44 8 0 20 Ft 20 0 32 0 30 0 22 0 11 0 20 0 70 0 104 0 87 0 67 0 20 0 70 0 124 0 104 0 82 0 M 6 1 9 8 9 1 6 7 3 4 6 1 21 3 31 7 26 5 20 4 6 1 21 3 37 8 31 7 25 0 20 30 Ft 20 0 17 0 14 0 6 0 0 0 20 0 70 0 71 0...

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