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INSTALLATION INSTRUCTIONS

Gas Furnace: (F/G)9MAE

54

440 01 4300 02

Specifications subject to change without notice.

Table 17

 Maximum Allowable Exposed Vent Lengths in Unconditioned Space

Maximum Length of Uninsulated and Insulated Vent Pipe-Ft (M)

(F/G)9MAE

Max. Heat

Input

Winter

Design

Temp 

°

F (

°

C)

Pipe Length

in Ft. & M

No Insulation

3/8-in. (9.5 mm)

1/2-in. (12.7 mm)

Pipe Diameter-inches (mm)

Pipe Diameter-inches (mm)

Pipe Diameter-inches (mm)

1.5

2.0

2.5

3.0

4.0

1.5

2.0

2.5

3.0

4.0

1.5

2.0

2.5

3.0

4.0

(38)

(51) (64) (76) (102)

(38)

(51)

(64)

(76) (102) (38)

(51)

(64)

(76) (102)

60,000

20 (-10)

Ft.

34.0 29.0 28.0 23.0 N/A

55.0

88.0 79.0 69.0

N/A

55.0 104.0 93.0 81.0

N/A

M

10.4

8.8

8.5

7.0

N/A

16.8

26.8 24.1 21.0

N/A

16.8 31.7 28.3 24.7

N/A

0 (-20)

Ft.

14.0

9.0

7.0

0.0

N/A

55.0

49.0 43.0 34.0

N/A

55.0 60.0 52.0 42.0

N/A

M

4.3

2.7

2.1

0.0

N/A

16.8

14.9 13.1 10.4

N/A

16.8 18.3 15.8 12.8

N/A

-20 (-30)

Ft.

5.0

0.0

0.0

0.0

N/A

41.0

32.0 26.0 18.0

N/A

50.0 40.0 33.0 24.0

N/A

M

1.5

0.0

0.0

0.0

N/A

12.5

9.8

7.9

5.5

N/A

15.2 12.2 10.1

7.3

N/A

-40 (-40)

Ft.

0.0

0.0

0.0

0.0

N/A

30.0

21.0 16.0

8.0

N/A

37.0 28.0 22.0 13.0

N/A

M

0.0

0.0

0.0

0.0

N/A

9.1

6.4

4.9

2.4

N/A

11.3

8.5

6.7

4.0

N/A

60,600

20 (-10)

Ft.

34.0 29.0 28.0 23.0 N/A

55.0

88.0 79.0 69.0

N/A

55.0 104.0 93.0 81.0

N/A

M

10.4

8.8

8.5

7.0

N/A

16.8

26.8 24.1 21.0

N/A

16.8 31.7 28.3 24.7

N/A

0 (-20)

Ft.

14.0

9.0

7.0

0.0

N/A

55.0

49.0 43.0 34.0

N/A

55.0 60.0 52.0 42.0

N/A

M

4.3

2.7

2.1

0.0

N/A

16.8

14.9 13.1 10.4

N/A

16.8 18.3 15.8 12.8

N/A

-20 (-30)

Ft.

5.0

0.0

0.0

0.0

N/A

41.0

32.0 26.0 18.0

N/A

50.0 40.0 33.0 24.0

N/A

M

1.5

0.0

0.0

0.0

N/A

12.5

9.8

7.9

5.5

N/A

15.2 12.2 10.1

7.3

N/A

-40 (-40)

Ft.

0.0

0.0

0.0

0.0

N/A

30.0

21.0 16.0

8.0

N/A

37.0 28.0 22.0 13.0

N/A

M

0.0

0.0

0.0

0.0

N/A

9.1

6.4

4.9

2.4

N/A

11.3

8.5

6.7

4.0

N/A

80,000

20 (-10)

Ft.

35.0 39.0 39.0 33.0 25.0

35.0 118.0 107.0 92.0 76.0 35.0 130.0 125.0 109.0 90.0

M

10.7 11.9 11.9 10.1

7.6

10.7

36.0 32.6 28.0 23.2 10.7 39.6 38.1 33.2

27.4

0 (-20)

Ft.

22.0 16.0 14.0 7.0

0.0

35.0

69.0 60.0 49.0 35.0 35.0 83.0 72.0 60.0

45.0

M

6.7

4.9

4.3

2.1

0.0

10.7

21.0 18.3 14.9 10.7 10.7 25.3 21.9 18.3

13.7

-20 (-30)

Ft.

11.0

5.0

2.0

0.0

0.0

35.0

46.0 39.0 29.0 16.0 35.0 57.0 48.0 37.0

23.0

M

3.4

1.5

0.6

0.0

0.0

10.7

14.0 11.9

8.8

4.9

10.7 17.4 14.6

11.3

7.0

-40 (-40)

Ft.

4.0

0.0

0.0

0.0

0.0

35.0

33.0 26.0 17.0

4.0

35.0 41.0 34.0 24.0

11.0

M

1.2

0.0

0.0

0.0

0.0

10.7

10.1

7.9

5.2

1.2

10.7 12.5 10.4

7.3

3.4

100,000

20 (-10)

Ft.

N/A

47.0 47.0 41.0 32.0

N/A

50.0 110.0 112.0 93.0 N/A

50.0 110.0 132.0 110.0

M

N/A

14.3 14.3 12.5

9.8

N/A

15.2 33.5 34.1 28.3 N/A

15.2 33.5 40.2

33.5

0 (-20)

Ft.

N/A

21.0 19.0 12.0

1.0

N/A

50.0 74.0 61.0 45.0 N/A

50.0 89.0 74.0

57.0

M

N/A

6.4

5.8

3.7

0.3

N/A

15.2 22.6 18.6 13.7 N/A

15.2 27.1 22.6

17.4

-20 (-30)

Ft.

N/A

8.0

6.0

0.0

0.0

N/A

50.0 49.0 38.0 23.0 N/A

50.0 60.0 48.0

32.0

M

N/A

2.4

1.8

0.0

0.0

N/A

15.2 14.9

11.6

7.0

N/A

15.2 18.3 14.6

9.8

-40 (-40)

Ft.

N/A

1.0

0.0

0.0

0.0

N/A

42.0 34.0 24.0 10.0 N/A

50.0 43.0 32.0

18.0

M

N/A

0.3

0.0

0.0

0.0

N/A

12.8 10.4

7.3

3.0

N/A

15.2 13.1

9.8

5.5

120,000

20 (-10)

Ft.

N/A

N/A 15.0 49.0 40.0

N/A

N/A

15.0 100.0 111.0 N/A

N/A

15.0 100.0 131.0

M

N/A

N/A

4.6 14.9 12.2

N/A

N/A

4.6

30.5 33.8 N/A

N/A

4.6

30.5

39.9

0 (-20)

Ft.

N/A

N/A 15.0 17.0

6.0

N/A

N/A

15.0 75.0 57.0 N/A

N/A

15.0 90.0

70.0

M

N/A

N/A

4.6

5.2

1.8

N/A

N/A

4.6

22.9 17.4 N/A

N/A

4.6

27.4

21.3

-20 (-30)

Ft.

N/A

N/A 10.0 2.0

0.0

N/A

N/A

15.0 48.0 32.0 N/A

N/A

15.0 59.0

42.0

M

N/A

N/A

3.0

0.6

0.0

N/A

N/A

4.6

14.6

9.8

N/A

N/A

4.6

18.0

12.8

-40 (-40)

Ft.

N/A

N/A

1.0

0.0

0.0

N/A

N/A

15.0 32.0 17.0 N/A

N/A

15.0 41.0

25.0

M

N/A

N/A

0.3

0.0

0.0

N/A

N/A

4.6

9.8

5.2

N/A

N/A

4.6

12.5

7.6

Copyright 2013 International Comfort Products

Lewisburg, TN 37091  USA

Summary of Contents for F9MAE

Page 1: ...owing 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 PRECAUTIONS PROCEDURE 5 DIMENSIONS 6 LOCATION 7 LOCATION RELATIVE TO COOLING EQUIPMENT 8 AIR FOR COMBUSTION AND VENTILATION 9 CONDENSATE TRAP 10 INSTA...

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: ... 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 handling pa...

Page 4: ...n in mobile homes recreational vehicles or outdoors This furnace is designed for minimum continuous return air temperature of 60 F 15 C db or intermittent operation down to 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 contr...

Page 5: ...ocedure These precautions will help to avoid exposing the control to electrostatic discharge by putting the furnace the control and the person at the same electrostatic potential 1 Disconnect 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 c...

Page 6: ... KG CABINET WIDTH OUTLET WIDTH BOTTOM INLET WIDTH AIR INTAKE 0601714 17 1 2 445 15 7 8 403 16 406 8 3 4 222 154 69 0602120 21 533 19 3 8 492 19 1 2 495 10 1 2 267 159 72 0801714 17 1 2 445 15 7 8 403 16 406 8 3 4 222 164 74 0802120 21 533 19 3 8 492 19 1 2 495 10 1 2 267 169 77 1002122 21 533 19 3 8 492 19 1 2 495 10 1 2 267 179 80 1202422 24 1 2 622 22 7 8 581 23 584 12 1 4 311 203 91 ...

Page 7: ...e 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 provided a...

Page 8: ...e airplane hangar or other building having a hazardous atmosphere 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 injury death and or property damage Do not install the furnace on its back or hang furnace with control...

Page 9: ...orten 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 dryers attic exhaust fans or fireplaces could create a NEGATIVE PRESSURE...

Page 10: ...00 237 8 10 500 297 3 8 400 237 8 9 000 254 6 12 000 339 5 15 000 424 4 18 000 509 2 21 000 594 1 0 00 NP NP NP NP NP NP NP NP NP NP Not Permitted CONDENSATE TRAP CAUTION FROZEN AND BURST WATER PIPE HAZARD Failure to protect against the risk of freezing may result in property damage Special precautions MUST be made if installing furnace in an area which may drop below freezing This can cause impro...

Page 11: ...nd after relocation Refer to Figure 8 to begin the trap conversion Refer to Condensate Drain section for information how to install the condensate drain Figure 7 Upflow Trap Configuration Condensate Trap Relief Port Collector Box Plugs Pressure Switch Port Condensate Trap Outlet Condensate Trap Relief Port Collector Box Plug Vent Elbow Vent Elbow Clamp Vent Pipe Clamp A11306 Representative drawing...

Page 12: ...he condensate trap See Figure 16 NOTICE The field supplied accessory horizontal drain trap grommet is ONLY REQUIRED FOR DIRECT VENT APPLICATIONS It is NOT required for applications using single pipe or ventil ated combustion air venting NOTICE The condensate trap extends below the side of the casing in the horizontal position A minimum of 2 in 51 mm of clear ance is required between the casing sid...

Page 13: ...ight plug from collector box DO NOT DISCARD Remove relief tube from port on collector box A11586A Figure 9 continued Horizontal Left Trap Configuration A11586B Representative drawing only some models may vary in appearance Rotate elbow to desired position and torque clamp on inlet 15 lb in Slide relief tube in stand offs to adjust length Attach condensate trap to collector box with screw Align tra...

Page 14: ...N FROZEN AND BURST WATER PIPE HAZARD Failure to protect against the risk of freezing may result in 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 equipment If furnace environment has the potential of freezing the drain trap and drain line must be protected The use of accessory drain trap...

Page 15: ...be constructed from field supplied 1 2 in CPVC or 3 4 in PVC pipe in compliance with local building codes A factory supplied 1 2 in CPVC to 3 4 in PVC adapter is supplied in the loose parts bag for use as required 7 Install the adapter or connect the 1 2 in CPVC pipe by sliding a spring clamp over the open end of the grommet on the outside of the furnace casing 8 Open the spring clamp and insert t...

Page 16: ...nd shocks to the drain line from damaging the furnace drain trap Avoid misalignment of the drain pipe which may cause kinks in the elbow Horizontal Orientation 1 The condensate trap outlet extends 2 in 51 mm below the furnace casing Leave enough clearance between the furnace and the furnace platform for the trap 2 To allow for servicing the trap the condensate drain elbow in the loose parts bag ca...

Page 17: ... This furnace is certified to leak 2 or less of nominal air con ditioning CFM delivered when pressurized to 1 inch water column 250 Pa with all present air inlets including bottom closure in upflow and horizontal applications air outlets and plumbing and electrical ports sealed UPFLOW INSTALLATION NOTE The furnace must be pitched as shown in Figure 17 for proper condensate drainage Figure 17 Furna...

Page 18: ...ns Do not use side return air openings in DOWNFLOW configuration See Figure 26 Figure 27 and Figure 28 Leveling Legs If Desired In upflow position with side return inlet s leveling legs may be used See Figure 19 Install field supplied 5 16 x 1 1 2 in 8 x 38 mm max corrosion resistant machine bolts washers and nuts Figure 19 Leveling Legs A89014 NOTE Bottom closure must be used when leveling legs a...

Page 19: ...ory subbase or a factory approved air conditioning coil casing DO NOT cut main furnace casing to attach supply side air duct humidifier or other accessories All supply side accessories MUST be connected to duct external to furnace casing Return Air Connections WARNING FIRE HAZARD A failure to follow this warning could cause personal injury death and or property damage Never connect return air duct...

Page 20: ...se not required 23 584 21 1 8 537 23 5 8 600 22 1 4 565 Downflow Applications on Noncombustible Flooring subbase not required 22 7 8 581 19 483 23 1 2 597 19 5 8 498 Downflow applications on Combustible flooring subbase required 22 1 8 562 19 483 23 3 4 603 20 5 8 600 Downflow Applications on Combustible Flooring with Coil Assembly or coil box subbase not required 22 1 2 572 19 483 23 1 2 597 20 5...

Page 21: ...e may be supported under the entire length of the furnace with threaded rod and angle iron See Figure 24 Secure angle iron to bottom of furnace as shown Platform Furnace Support Construct working platform at location where all required furnace clearances are met See Table 1 and Figure 25 For furnaces with 1 in 25 mm clearance requirement on side set furnace on non combustible blocks bricks or angl...

Page 22: ... 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 21 The supply air duct must be connected to ONLY the furnace supply outlet air duct flanges or air conditioning coil casing when used DO NOT cut main furnace casing side to attach supply air duct humidifier or other accessories All supply s...

Page 23: ...25 x 3 4 610 x 635 x 19 Washable Recommended to maintain air filter face velocity See Product Data for part number Refer to the instructions supplied with the Filter Rack or accessory air filter for additional assembly and installation options Filter and Return Duct Sizing Pressure drop must be taken into account when sizing filters filter racks IAQ devices and associated system ductwork See Table...

Page 24: ...ashable 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 2000 944...

Page 25: ...ons L10F032 Figure 28 Horizontal Return Air Configurations and Restrictions 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 29 Accessory Side Filter Rack TABS FILTER FRAME FILTER DOOR FURNACE L10F027 OPENING TABS TYP OPENING 11 4 23 59 cm 25 64 cm 1 cm 1 3 cm 2 6 cm 17 43 5 cm 2...

Page 26: ...turn air shall also be handled by duct s sealed to the furnace casing and terminating outside the space containing the furnace Secure ductwork with proper fasteners for type of ductwork used Seal supply and return duct connections to furnace with code approved tape or duct sealer NOTE Flexible connections should be used between ductwork and furnace to prevent transmission of vibration Ductwork pas...

Page 27: ...o Table 10 for recommended gas pipe sizing Risers must be used to connect to furnace and to meter Support all gas piping with appropriate straps hangers etc Use a minimum of one hanger every 6 ft 1 8 M Joint compound pipe dope should be applied sparingly and only to male threads of joints Pipe dope must be resistant to the action of propane gas WARNING FIRE OR EXPLOSION HAZARD A failure to follow ...

Page 28: ...ockout for the gas pipe must be sealed to prevent air leakage Remove the knockout install the grommet in the knockout then insert the gas pipe The grommet is included in the loose parts bag See Figure 33 Figure 33 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 ELECTRICAL SHOCK...

Page 29: ...uit breaker for this furnace See Table 11 for wire size and fuse specifications A readily accessible means of electrical disconnect must be located within sight of the furnace 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...

Page 30: ...g bracket as shown in Figure 36 7 Connect field power and neutral leads to furnace power leads as shown in Figure 34 8 Attach furnace J Box cover to mounting bracket with screws supplied in loose parts bag Do not pinch wires between cover and bracket 9 Complete external disconnect wiring and installation Connect line voltage leads as shown in Figure 37 Use best practices NEC ANSI NFPA 70 in U S fo...

Page 31: ...ration 2 Humidifier HUM The HUM terminal is a 24 VAC output energized when the blower is operating during a call for heat Connect an accessory 24 VAC 0 5 amp Maximum if used to the 1 4 in male quick connect HUM terminal and COM 24V screw terminal on the control board thermostat strip NOTE If the humidifier has its own 24 VAC power supply an isolation relay may be required Connect the 24 VAC coil o...

Page 32: ...midifiers with Internal Power Supply 24 V Coil To Humidifier Leads To Com 24V Screw Terminal on Thermostat Strip To HUM 24 VAC Terminal On Furnace Control Board To Humidifier Leads A11157 Figure 39 Variable Speed Furnace Control Switch Locations OAT PL9 PL4 PL7 SW 1 SW2 SW3 SW4 O N W2 Y1 DHUM 8 7 6 5 4 3 2 1 3 2 1 O N O N O N 3 2 1 3 2 1 L11F080 ...

Page 33: ...e special vent fittings accessory concentric 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 IP...

Page 34: ...illage from 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 d...

Page 35: ...tmospheric pressure zone either through the roof preferred or a sidewall See Figure 58 for references to clearances required by National code authorities NOTICE Optional Configuration for Combustion Air Inlet Pipe In applications where there is a risk of excessive moisture entering the combustion air inlet pipe a moisture trap may be added to the inlet pipe to help prevent moisture from entering t...

Page 36: ...ER PRIME AND CEMENT VENT PIPE TO ADAPTER ALLOW TO DRY BEFORE IN STALLING VENT COUPLING A13076A Figure 42 Vent Pipe Flush Showing Coupling ALIGN NOTCHES IN VENT PIPE COUPLING OVER STAND OFF ON ADAPTER TORQUE LOWER CLAMP 15 LB IN WHEN REMAINING VENT PIPE IS INSTALLED TORQUE UPPER CLAMP TO 15 LB IN A13076B Locating the Vent Termination General NOTE Termination Requirements for the Provinces of Albert...

Page 37: ...8 of CAN CSA B149 1 10 Venting Systems and Air Supply for Appliances and all authorities having jurisdiction Ventilated Combustion Air The vent pipe for a Ventilated Combustion Air System must terminate outdoors See Figure 58 for references to vent clearances required by National code authorities Allowable vent terminations are shown in Figure 47 The combustion air pipe terminates in a well ventil...

Page 38: ... 44 Sample Inlet Air Pipe Connection for Polypropylene Venting Systems EXAMPLE FOR UPFLOW INSTALLATIONS MAY BE APPLIED TO OTHER CONFIGURATIONS A12220 Figure 45 Vent Terminations 12 IN 305 MM MIN SEPARATION BETWEEN BOTTOM OF COMBUSTION AIR AND BOTTOM OF VENT MAINTAIN 12 IN 305 MM CLEARANCE ABOVE HIGHEST ANTICIPATED SNOW LEVEL OR GRADE WHICHEVER IS GREATER COMBUSTION AIR ELBOW PARALLEL TO WALL OPTIO...

Page 39: ...ow level or grade whichever is greater Typ At least 36 in 914mm At least 36 in 914mm Side wall termination of less than 12 in 305mm above highest snow level Maintain 12 in 305mm min Clear ance above highest anticipated snow level or grade whichever is greater Typ Concentric Vent and Combustion Air Side Termination Roof Termination Preferred Note A denotes 0 To 2 in 51mm Between the first 2 vents T...

Page 40: ...om Table 15 Figure 48 Combustion Air and Vent Pipe Diameter Transition Location and Elbow Configuration A93034 FURNACE NOT IN HORIZONTAL SECTION PIPE DIAMENTER TRANSITION IN SECTION NOTICE Optional Configuration for Combustion Air Inlet Pipe In applications where there is a risk of excessive moisture entering the combustion air inlet pipe a moisture trap may be added to the inlet pipe to help prev...

Page 41: ...nt systems Use 3 Vent Tables for 80mm o d vent systems Use 4 Vent Tables for 100mm o d vent systems The measured length of pipe used in a 2 pipe termination is included in the total vent length Include deductions from the Maximum Equivalent Vent Length MEVL contained in the Venting Tables for elbows and flexible vent pipe Factory accessory concentric vent terminations or pipe lengths and elbows us...

Page 42: ...posed pipe length s 4 When combustion air inlet piping is installed above a suspended ceiling the pipe MUST be insulated with moisture resistant insulation such as Armaflex or other equivalent type of insulation 5 Insulate combustion air inlet piping when run in warm humid spaces 6 Install the insulation per the insulation manufacturer s installation instructions NOTE Pipe length ft M specified fo...

Page 43: ...drawing only some models may vary in appearance UPFLOW VERTICAL VENT CONFIGURATION See NOTES following figures Figure 52 Downflow Configurations A11311 Representative drawing only some models may vary in appearance DOWNFLOW LEFT VENT CONFIGURATION A11312 Representative drawing only some models may vary in appearance DOWNFLOW RIGHT VENT CONFIGURATION L11F063 Representative drawing only some models ...

Page 44: ...ance HORIZONTAL LEFT RIGHT VENT CONFIGURATION Requires accessory Internal Vent Kit Representative drawing only some models may vary in appearance See NOTES following figures Figure 54 Horizontal Right Configurations HORIZONTAL RIGHT VERTICAL VENT CONFIGURATION Representative drawing only some models may vary in appearance HORIZONTAL RIGHT LEFT VENT CONFIGURATION Representative drawing only some mo...

Page 45: ...p around the outlet of the vent elbow Torque the clamp to 15 lb in NOTICE The following instructions are for PVC ABS DWV vent piping only DO NOT USE THESE TECHNIQUES FOR POLYPROPYLENE VENT PIPING SYSTEMS See the polypropylene vent system manufacturer s instructions for installing polypropylene venting systems Install the remaining vent and combustion air pipes as shown below It is recommended that...

Page 46: ...ustion air pipe adapter 14 Complete the vent and combustion air pipe as shown in Install the Vent and Combustion Air Pipe NOTICE For Polypropylene Venting Systems When using polypropylene venting systems all venting ma terials used including the vent terminations must be from the same manufacturer Figure 55 Combustion Air Pipe A13406 12 256mm minimum to 60 1524 mm or 1 additional elbow maximum CAS...

Page 47: ... wall as shown in Figure 46 5 Disassemble loose pipe fittings Clean and cement using same procedures as used for system piping DO NOT CEMENT POLYPROPYLENE FITTINGS Direct Vent 2 Pipe Termination NOTE Follow the instructions of the vent terminal manufacturer These instructions are provided as a reference only NOTICE Recommended Support for Vent Terminations It is recommended that side wall vent ter...

Page 48: ...rawl 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 Figure 57 Attic Vent Termination ATTIC 12 305 mm min above higest level of insulation Vent through roof flashing Ventilated Combustion Air intake pipe L11F016 ...

Page 49: ...y 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 combustion air i...

Page 50: ...rance 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 exhaust 12 ...

Page 51: ... 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 Medium Radius 90º Elbow 5 1 5 5 1 5 5 1 5 5 1 5 5 1 5 Long Radius 90º Elbow 3 0 9 3 0 9 3 0 9 3 0 9 3 0 9 Mitered 45º Elbow 4 1 2 4 1 2 4 1 2 4 1 2 4 1 2 Medium Radius 45º...

Page 52: ...cludes 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 MANUFACTURER S IN...

Page 53: ... 1 163 49 7 181 55 2 NA 80 000 18 5 5 66 20 1 120 36 6 159 48 5 170 51 8 100 000 NA 29 8 8 73 22 3 167 50 9 182 55 5 120 000 NA NA NA 62 18 9 175 53 3 8001 to 9000 2438 to 2743 60 000 30 9 1 82 25 0 152 46 3 168 51 2 NA 80 000 17 5 2 62 18 9 111 33 8 148 45 1 156 47 5 100 000 NA 27 8 2 67 20 4 157 47 9 170 51 8 120 000 NA NA NA 56 17 1 164 50 0 9001 to 10 000 2743 to 3048 60 000 27 8 2 76 23 2 142...

Page 54: ...11 3 8 5 6 7 4 0 N A 80 000 20 10 Ft 35 0 39 0 39 0 33 0 25 0 35 0 118 0 107 0 92 0 76 0 35 0 130 0 125 0 109 0 90 0 M 10 7 11 9 11 9 10 1 7 6 10 7 36 0 32 6 28 0 23 2 10 7 39 6 38 1 33 2 27 4 0 20 Ft 22 0 16 0 14 0 7 0 0 0 35 0 69 0 60 0 49 0 35 0 35 0 83 0 72 0 60 0 45 0 M 6 7 4 9 4 3 2 1 0 0 10 7 21 0 18 3 14 9 10 7 10 7 25 3 21 9 18 3 13 7 20 30 Ft 11 0 5 0 2 0 0 0 0 0 35 0 46 0 39 0 29 0 16 0...

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