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59SC5A
Single Stage 4--- Way Multipoise
Condensing Gas Furnace
Series 110

Installation, Start---up, Operating and

Service and Maintenance Instructions

NOTE

:

Read the entire instruction manual before starting the

installation.

SAFETY CONSIDERATIONS

3

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INTRODUCTION

4

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CODES AND STANDARDS

4

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ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS

4

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ACCESSORIES

5

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LOCATION

8

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General

8

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AIR FOR COMBUSTION AND VENTILATION

9

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Introduction

9

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CONDENSATE TRAP

13

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Upflow

13

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Downflow

13

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Horizontal

13

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CONDENSATE DRAIN

17

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INSTALLATION

20

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Upflow

20

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Downflow

20

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Horizontal

21

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Filter Arrangement

21

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AIR DUCTS

29

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General Requirements

29

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Ductwork Acoustical Treatment

29

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GAS PIPING

31

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ELECTRICAL CONNECTIONS

32

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115--V Wiring

32

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J--Box Installation

33

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24--V Wiring

33

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Accessories

33

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Alternate Power Supplies

33

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VENTING

37

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Special Venting Requirements for Installations in Canada

37

.

General

38

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Materials

38

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Venting Systems

38

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Locating the Vent Termination

39

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Combustion Air and Vent Piping Insulation Guidelines

41

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START--UP, ADJUSTMENT, AND SAFETY CHECK

62

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General

60

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Prime Condensate Trap

60

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Purge Gas Lines

60

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Adjustments

60

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SERVICE AND MAINTENANCE PROCEDURES

68

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Cleaning Heat Exchangers

73

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SEQUENCE OF OPERATION

76

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PARTS REPLACEMENT GUIDE

80

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TABLES

Loose Parts Bag

5

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Minimum Clearances to Combustible Materials

5

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Minimum Free Area Required

11

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Minimum Space Volumes

11

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Filter Size Information

23

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Opening Dimensions

25

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Air Delivery CFM

30

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Maximum Capacity of Pipe

32

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Electrical Data

34

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Vent Termination Kit for Direct Vent (2--Pipe) System

39

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Combustion--Air Vent Pipe, Fitting & Cement Material..

45

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Maximum Allowable Exposed Vent Lengths Insulation

46

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Maximum Equivalent Vent Length

47

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Deductions from Maximum Equivalent Vent Length

47

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Blower Off Delay Setup Switch

62

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Altitude Derate Multiplier for U.S.A.

63

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Gas Rate

65

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Orifice Size and Manifold Pressure

67

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C E R T I F I E D

Use of the AHRI Certified 

TM 

Mark indicates a 

manufacturer’s participation in the program.  For
verification of certification for individual products,
go to www.ahridirectory.org.

Portions of the text and tables are reprinted from NFPA 54/ANSI
Z223.1--2012

E

, with permission of National Fire Protection

Association, Quincy, MA 02269 and American Gas Association,
Washington DC 20001. This reprinted material is not the complete
and official position of the NFPA or ANSI on the referenced
subject, which is represented only by the standard in its entirety.

Summary of Contents for 110 Series

Page 1: ...SERVICE AND MAINTENANCE PROCEDURES 68 Cleaning Heat Exchangers 73 SEQUENCE OF OPERATION 76 PARTS REPLACEMENT GUIDE 80 TABLES Loose Parts Bag 5 Minimum Clearances to Combustible Materials 5 Minimum Free Area Required 11 Minimum Space Volumes 11 Filter Size Information 23 Opening Dimensions 25 Air Delivery CFM 30 Maximum Capacity of Pipe 32 Electrical Data 34 Vent Termination Kit for Direct Vent 2 P...

Page 2: ...aust 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 or local gas inspector of the side wall horizontally vented gas fueled equipment shall not approve the installation unless upon inspection the inspector observe...

Page 3: ...nal injury Sheet metal parts may have sharp edges or burrs Use care and wear appropriate protective clothing safety glasses and gloves when handling parts and servicing furnaces CAUTION This is the safety alert symbol When you see this symbol on the furnace and in instructions or manuals be alert to the potential for personal injury Understand the signal words DANGER WARNING and CAUTION These word...

Page 4: ...n the United States and Canada follow all codes and standards for the following Safety S US National Fuel Gas Code NFGC NFPA 54 2012 ANSI Z223 1 2012 and the Installation Standards Warm Air Heating and Air Conditioning Systems ANSI NFPA 90B S A manufactured Mobile home installation must conform with the Manufactured Home Construction and Safety Standard Title 24 CFR Part 3280 or when this standard...

Page 5: ... yourself in contact with the furnace Put all used and new controls into containers before touching ungrounded objects 7 An ESD service kit available from commercial sources may also be used to prevent ESD damage ACCESSORIES See Product Data Sheet for a list of accessories for this product Table 1 Factory Supplied Installation Parts DESCRIPTION QUANTITY Outlet Choke Plate provided with 40K BTUH fu...

Page 6: ...CONN AIR FLOW SEE NOTE 3 NOTES 1 Doors may vary by model 2 Minimum return air openings at furnace based on metal duct If flex duct is used see flex duct manufacturer s recommendations for equivalent diameters a For 800 CFM 16 in 406 mm round or 14 1 2 x 12 in 368 x 305 mm rectangle b For 1200 CFM 20 in 508 mm round or 14 1 2 x 19 1 2 in 368 x 495 mm rectangle c For 1600 CFM 22 in 559 mm round or 1...

Page 7: ...DITIONED AIR IS DISCHARGED DOWNWARD THE BLOWER IS LOCATED TO THE LEFT OF THE BURNER SECTION AND CONDITIONED AIR IS DISCHARGED TO THE RIGHT A12181 Fig 2 Multipoise Orientations 60 80 27 C 16 C SUPPLY AIR A10490 Fig 3 Freeze Protection and Return Air Temperature BACK POSITIONED DOWNWARD AIR RETURN CUT IN BACK BACK POSITIONED UPWARD A12182 Fig 4 Prohibited Installations 18 IN 457 2 mm MINIMUM TO BURN...

Page 8: ...system Refer to Air Ducts section S be provided ample space for servicing and cleaning Always comply with minimum fire protection clearances shown in Table 2 or on the furnace clearance to combustible construction label CARBON MONOXIDE POISONING COMPONENT DAMAGE HAZARD Failure to follow this warning could result in personal injury or death and unit component damage Corrosive or contaminated air ma...

Page 9: ...ns for adequate combustion ventilation and dilution air must be provided in accordance with S U S A Installations Section 9 3 of the NFPA 54 ANSI Z223 1 2012 Air for Combustion and Ventilation and applicable provisions of the local building codes S Canada Part 8 of the CAN CSA B149 1 2010 Venting Systems and Air Supply for Appliances FURNACE CORROSION HAZARD Failure to follow this caution may resu...

Page 10: ...oms can be considered part of a space if a There are no closeable doors between rooms b Combining spaces on same floor level Each opening shall havefreeareaofat least1 in 2 1 000Btuh 2 000mm2 kW of the total input rating of all gas appliances in the space but not less than 100 in 2 0 06 m2 One opening shall commence within 12 in 300 mm of the ceiling and the second opening shall commence within 12...

Page 11: ...tical Ducts or Openings 60 000 40 000 100 000 divided by 3 000 33 3 Sq In for each Single Duct or Opening 80 000 30 000 110 000 divided by 2 000 55 0 Sq In for each two Horizontal Ducts Table 4 Minimum Space Volumes for 100 Combustion Ventilation and Dilution Air from Outdoors OTHER THAN FAN ASSISTED TOTAL 1 000 S BTUH GAS INPUT RATE FAN ASSISTED TOTAL 1 000 S BTUH GAS INPUT RATE ACH 30 40 50 40 6...

Page 12: ... B C D D E F G L12F012 Fig 6 Air for Combustion Ventilation and Dilution for Outdoors Minimum opening size is 100 sq in 64516 sq mm with minimum dimensions of 3 in 76mm Minimum of 3 in 76mm when type B1 vent is used L12F013 Fig 7 Air for Combustion Ventilation and Dilution from Indoors 59SC5A ...

Page 13: ...g 10 and 11 A field supplied accessory Horizontal Installation Kit trap grommet is required for all direct vent horizontal installations only The kit contains a rubber casing grommet designed to seal between the furnace casing and the condensate trap See Fig 16 The field supplied accessory horizontal drain trap grommet is ONLY REQUIRED FOR DIRECT VENT APPLICATIONS It it NOT required for applicatio...

Page 14: ... ports of the collector box Connect relief tube to port on collector box Rotate elbow to desired position and tighten clamp to 15 lb ïin Slide tube in standïoffs to adjust length Connect the new pressure switch tube from Loose Parts bag to port on front pressure switch Route tube through inducer standïoffs to adjust position of the tube Trim excess tube Connect pressure switch tube to port on coll...

Page 15: ...on Attach condensate trap with screw to collector box Slide relief tube in standïoffs to adjust length Vent elbow shown in alternate orientation Tighten clamp on inlet to vent elbow 15 lb ïin Align trap over middle and rightïhand port on collector box NOTE Remove knockout in casing before reïinstalling the condensate trap Install plug on open port of collector box Horizontal Right Trap Configurati...

Page 16: ...osition and torque clamp on inlet 15 lb in Slide relief tube in stand offs to adjust length Attach condensate trap with screw to collector box Align trap over middle and right hand port on collector box Install two plugs previously removed in open ports on collector box Connect relief tube to port on collector box Connect the new pressure switch tube from Loose Parts bag to port on front pressure ...

Page 17: ...n knockout in the casing 5 Pull the grommet through the casing from the outside until it is seated in the knockout 6 Attach the plain end of the drain elbow to the outlet stub on the drain trap Secure the drain elbow to the trap with the spring clamp The remaining drain line can be constructed from field supplied 1 2 in CPVC or 3 4 in PVC pipe in compliance with local building codes A factory supp...

Page 18: ...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 can be used to make a coupler to allow for future service of the condensate trap and drain line 3 Remove the k...

Page 19: ...irect vent applications A11582 Fig 16 Horizontal Drain Trap Grommet s TRAP DRAIN ELBOW WITH DISCHARGE PIPE Attach elbow to condensate trap Cut formed end off condensate drain elbow Connect short end of Z pipe to modified drain elbow Factory supplied 1 2ïin CPVC to 3 4ïin PVC adapter LEFT SIDE DRAIN ROUTED BEHIND INDUCER Formed end of grommet Open spring clamp Insert 1 2ïin to 3 4ïin CPVC to PVC ad...

Page 20: ...Desired In upflow position with side return inlet s leveling legs may be used See Fig 22 Install field supplied 5 16 x 1 1 2 in 8 x 38 mm max corrosion resistant machine bolts washers and nuts NOTE Bottom closure must be used when leveling legs are used It may be necessary to remove and reinstall bottom closure panel to install leveling legs To remove bottom closure panel see Item 1 in Bottom Retu...

Page 21: ...m piece of sheet metal for flame roll out protection in front of burner area for furnaces closer than 12 in 305 mm above the combustible deck or suspended furnaces closer than 12 in 305 mm to joists The sheet metal MUST extend underneath the furnace casing by 1 in 25 mm with the door removed The bottom closure panel on furnaces of widths 17 1 2 in 445 mm and larger may be used for flame roll out p...

Page 22: ... airflow versus Airflow for a variety of filter media types and sizes These are representative numbers Consult the filter or IAQ device manufacturers specification sheet for performance data for a particular filter media or IAQ device Design the filter and associated ductwork for the best match of pressure drop versus filter size Best practice usually chooses filter systems with pressure drops und...

Page 23: ...51 0 31 79 1600 755 0 08 19 0 15 38 0 16 40 0 24 61 1800 850 0 08 21 0 18 47 0 18 47 0 29 73 2000 944 0 09 23 0 22 56 0 21 54 2200 1038 0 09 24 0 26 66 0 25 62 25 x 25 Filter 635 x 635 mm Factory Accessory Washable Factory Accessory Media Representative After Market Filter Media Fiberglass Pleated CFM L s 1 in 2 5 cm 4 in 10 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 03 8 0 05...

Page 24: ...25 x 3 4 508 x 635 x 19 Washable 24 1 2 622 16 x 25 x 3 4 406 x 635 x 19 24 x 25 x 3 4 610 x 635 x 19 Washable Recommended to maintain air filter face velocity See Product Data for part number Not all families have these models TABS FILTER FRAME FILTER FIELD SUPPLIED DOOR FURNACE OPENING TABS TYP 3 4 OPENING 14 1 2 16 1 8 23 8 1 2 3 8 11 4 11 4 25 1 8 17 1 8 23 1 8 32 mm 10 mm 13 mm 60 mm 19 mm 41...

Page 25: ...2 419 19 5 8 498 Downflow applications on combustible flooring KGASB sub base required 15 1 8 384 19 483 16 3 4 425 20 5 8 600 Downflow Applications on Combustible Flooring with CNPV CNRV CAR or CAP Coil Assembly or KCAKC coil box KGASB subbase not required 15 1 2 394 19 483 16 1 2 419 20 508 21 533 Upflow Applications on Combustible or Noncombustible Floor ing KGASB subbase not required 19 1 2 49...

Page 26: ...t Flanges 1 3 4 1 3 4 1 3 4 1 3 4 5 16 5 16 5 16 5 16 44mm 8mm 44mm 8mm 8mm 8mm 44mm 44mm A89014 Fig 22 Leveling Legs BOTTOMPLATE BOTTOM CLOSURE PANEL A11092 Fig 23 Removing Bottom Closure Panel LEVEL 0 IN 0 MM TO 1 2 IN 13 MM MAX UPFLOW OR DOWNFLOW HORIZONTAL MIN 1 4 IN 6 MM TO 1 2 IN 13 MM MAX A11237 Fig 24 Furnace Pitch Requirements 59SC5A ...

Page 27: ... Fig 25 Upflow Return Air Configurations and Restrictions A11037 Fig 26 Downflow Return Air Configurations and Restrictions HORIZONTAL TOP RETURN NOT PERMITTED FOR ANY MODEL A11038 Fig 27 Horizontal Return Air Configurations and Restrictions 59SC5A ...

Page 28: ...ig 28 Working Platform for Attic Installation NOTE Local codes may require a drain pan and condensate trap when a condensing furnace is installed over a finished ceiling 2 IN 51 mm COMBUSTION AIR PIPE SEE VENTING SECTION A11155 Fig 29 Suspended Furnace Installation NOTE Local codes may require a drain pan and condensate trap when a condensing furnace is installed over a finished ceiling 59SC5A ...

Page 29: ...ctions 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 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 ductwor...

Page 30: ... 595 100 20 BOTTOM or TWO SIDES 3 4 Black 2415 2330 2245 2155 2065 1965 1865 1760 1645 1530 Yellow 2130 2075 2010 1945 1865 1785 1695 1600 1490 1375 Orange 1830 1815 1785 1740 1685 1625 1550 1470 1370 1255 Blue 1690 1680 1655 1620 1580 1530 1465 1385 1295 1185 Red 1415 1405 1390 1370 1345 1305 1260 1200 1125 1050 120 20 BOTTOM or TWO SIDES 3 4 Black 2440 2360 2295 2215 2105 1975 1815 1710 1575 140...

Page 31: ...new listed connector Do not use a connector which has previously served another gas appliance Black iron pipe shall be installed at the furnace gas control valve and extend a minimum of 2 in 51 mm outside the furnace WARNING FURNACE DAMAGE HAZARD Failure to follow this caution may result in furnace damage Connect gas pipe to furnace using a backup wrench to avoid damaging gas controls and burner m...

Page 32: ...unded power cord where permitted by local code when installed in accordance with existing electrical codes Refer to the power cord manufacturer s ratings for proper wire gauge Do not use gas piping as an electrical ground WARNING FURNACE MAY NOT OPERATE HAZARD Failure to follow this caution may result in intermittent furnace operation Furnace control must be grounded for proper operation or else c...

Page 33: ...r cord through 7 8 in 22 mm diameter hole in casing and J Box bracket 3 Secure power cord to J Box bracket with a strain relief bushing or a connector approved for the type of cord used 4 Pull furnace power wires through 1 2 in 12 mm diameter hole in J Box If necessary loosen power wires from strain relief wire tie on furnace wiring harness 5 Connect field ground wire and factory ground wire to gr...

Page 34: ... 127 104 7 0 9 7 14 38 11 6 15 060 14 115 60 1 127 104 8 4 11 5 14 32 9 8 15 080 16 115 60 1 127 104 9 6 13 0 14 28 8 5 15 080 20 115 60 1 127 104 14 5 19 1 12 30 9 1 20 100 14 115 60 1 127 104 7 6 10 4 14 35 10 7 15 100 20 115 60 1 127 104 14 6 19 2 12 29 8 8 20 120 20 115 60 1 127 104 14 9 19 6 12 29 8 8 20 140 20 115 60 1 127 104 14 9 19 6 12 29 8 8 20 Permissible limits of the voltage range at...

Page 35: ...NECT CONDENSING UNIT TWO WIRE FURNACE C O N T R O L R G COM W C R G Y GND GND FIELD 24 V WIRING FIELD 115 208 230 460 V WIRING FACTORY 24 V WIRING FACTORY 115 V WIRING 208 230 OR 460 V THREE PHASE 208 230 V SINGLE PHASE BLOWER DOOR SWITCH WHT BLK WHT BLK NOTES Connect Y terminal in furnace as shown for proper blower operation Some thermostats require a C terminal connection as shown If any of the ...

Page 36: ...EUTRAL CONNECTIONS COOL HEAT SPARE 1 SPARE 2 BLOWER SPEED SELECTION TERMINALS EAC 1 TERMINAL 115 VAC 1 0 AMP MAX 115 VAC L1 LINE VOLTAGE CONNECTION PL2 HOT SURFACE IGNITER INDUCER MOTOR CONNECTOR PL1 LOW VOLTAGE MAIN HARNESS CONNECTOR TRANSFORMER 24 VAC CONNECTIONS HUMIDIFIER TERMINAL 24 VAC 0 5 AMP MAX TWINNING AND OR COMPONENT TEST TERMINAL BLOWER OFF DELAY J2 J2 JUMPER PLT PL1 SPARE 3 SPARE 3 1...

Page 37: ...s system must be UL listed material Acceptability under Canadian standard CAN CSA B149 is dependent upon full compliance with all installation instructions Under this standard it is recommended that the vent system be checked once a year by qualified service personnel The authority having jurisdiction gas inspection authority municipal building department fire department etc should be consulted be...

Page 38: ...e system or Fig 48 for single pipe or ventilated combustion air option A furnace shall not be connected to a chimney flue serving a separate appliance designed to burn solid fuel Other gas appliances with their own venting system may also use the abandoned chimney as a raceway providing it is permitted by local code the current edition of the National Fuel Gas Code and the vent or liner manufactur...

Page 39: ... See Fig 45 This short inlet air pipe helps to ensure stable combustion as well as allow for sound attenuation To aid sound attenuation point the inlet air pipe away from occupants An extra elbow and or five feet of pipe may be used to accomplish the sound attenuation function OPTIONAL VENTING BELOW THE FURNACE The venting system may be positioned below the furnace ONLY IF the factory accessory Ex...

Page 40: ...mbustion air inlet pipe to the outdoors is not required for a Non Direct single pipe Vent System A 12 in long section of pipe with a tight radius 2 in 51 mm 90 degree elbow is required to be attached to the furnace See Fig 49 This short inlet air pipe helps to ensure stable combustion as well as allow for sound attenuation To aid sound attenuation point the inlet air pipe away from occupants An ex...

Page 41: ...ble vent pipe Factory accessory concentric vent terminations or pipe lengths and elbows used for standard vent terminations do not require a deduction from the Maximum Equivalent Vent Length See vent termination figures associated with Table 15 Include a deduction for a Tee when used for Alberta and Saskatchewan terminations NOTE Polypropylene venting systems MAY require additional deductions from...

Page 42: ...d the vent elbow Torque the clamp to 15 lb in See Fig 39 42 Installing the Vent Pipe Adapter and Combustion Air Pipe Adapter 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 blower compartment from the fur...

Page 43: ...disconnect point for the vent pipe The vent pipe must be cemented to the plastic vent pipe adapter to maintain a sealed vestibule See Fig 43 1 Insert a length of vent pipe through the casing into the outlet of the vent elbow 2 Slide the plastic vent pipe adapter over the length of the vent pipe down to the furnace casing Mark the pipe where it is flush with the outlet of the adapter 3 Remove the p...

Page 44: ...semble loose pipe fittings Clean and cement using same procedures as used for system piping DO NOT CE MENT POLYPROPYLENE FITTINGS 2 Pipe and 1 Pipe Vent Termination NOTE Follow the instructions of the vent terminal manufacturer These instructions are provided as a reference only RECOMMENDED SUPPORT FOR VENT TERMINATIONS It is recommended that sidewall vent terminations in excess of 24 inches 0 6 M...

Page 45: ... Cement For ABS D2241 PVC Pipe SDR 21 SDR 26 D2466 PVC Fittings Schedule 40 D2468 ABS Fittings Schedule 40 D2564 For PVC Solvent Cement For PVC D2661 ABS Pipe Fittings DWV at Schedule 40 IPS sizes D2665 PVC Pipe Fittings DWV F438 CPVC Fittings Schedule 40 F441 CPVC Pipe Schedule 40 F442 CPVC Pipe SDR F493 For CPVC Solvent Cement For CPVC F628 ABS Pipe Cellular Core DWV at Schedule 40 IPS sizes F65...

Page 46: ...3 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 89 78 N A 25 110 233 265 N A 25 110 235 229 M N A 7 6 30 2 27 1 23 8 N A 7 6 33 5 71 0 80 8 N ...

Page 47: ...40 000 39 11 9 184 56 1 214 65 2 NA NA 60 000 23 7 0 119 36 3 210 64 0 235 71 6 NA 80 000 15 4 6 59 18 0 155 47 2 210 64 0 232 70 7 100 000 NA 19 5 8 98 29 9 211 64 3 236 71 9 120 000 NA NA 8 2 4 86 26 2 224 68 3 140 000 4 NA NA NA 79 24 1 158 48 2 4001 to 4500 1219 to 1370 40 000 36 11 0 177 53 9 205 62 5 NA NA 60 000 21 6 4 115 35 1 204 62 2 228 69 5 NA 80 000 14 4 3 56 17 1 150 45 7 202 61 6 22...

Page 48: ...alent Vent Length TEVL 112 ft Add all of the above lines Maximum Equivalent Vent Length MEVL 127 ft For 2 pipe from Table 15 Is TEVL less than MEVL YES Therefore 2 pipe may be used Example 2 A direct vent 60 000 Btuh furnace installed at 2100 ft 640 M Venting system includes FOR EACH PIPE 100 feet 30 M of vent pipe 95 feet 28 M of combustion air inlet pipe 3 90_ long radius elbows and a polypropyl...

Page 49: ...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 0 140 000 4 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 NA NA 60 000 NA 76 23 2 142 43 3 156 47 5 NA 80 000 NA 31 9 4 103 31 4 137 41 8 142 43 ...

Page 50: ...upling and Adapter A13074 Fig 37 Vent Coupling and Adapter with Gaskets PSC INDUCER ASSEMBLY 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 A13075 Fig 38 Inducer Vent Elbow 59SC5A ...

Page 51: ... combustion air connection UPFLOW VERTICAL VENT A11310A Fig 39 Upflow Configurations Appearance may vary See Notes for Venting Options 1 2 3 4 5 6 7 5 Rotate vent elbow to required position DOWNFLOW LEFT CONFIGURATION A11311A 1 2 3 4 5 6 7 5 Rotate vent elbow to required position Any other unused knockout may be used for combustion air connection DOWNFLOW RIGHT CONFIGURATION A11312A Requires Acces...

Page 52: ...T RIGHT VENT CONFIGURATION A11329A Fig 41 Horizontal Left Appearance may vary See Notes for Venting Options ALTERNATE COMBUSTION AIR CONNECTIONS HORIZONTAL RIGHT VERTICAL VENT CONFIGURATION A11337 Requires Internal Vent Kit See Product Data for Current Kit Number HORIZONTAL RIGHT LEFT VENT CONFIGURATION A11336 ALTERNATE COMBUSTION AIR CONNECTIONS HORIZONTAL RIGHT RIGHT VENT CONFIGURATION A11335 Fi...

Page 53: ...1 2 in sheet metal screw VENT PIPE FLUSH SHOWING COUPLING VENT PIPE FLUSH WITH ADAPTER VENT PIPE ADAPTER WITH GASKET INSTALLED ON FURNACE VENT PIPE IS CUT FLUSH WITH TOP OF ADAPTER PRIME AND CEMENT VENT PIPE TO ADAPTER ALLOW TO DRY BEFORE INSTALLING VENT 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 U...

Page 54: ...ides 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 intake clearance to a water heater vent dryer vent or other types of appliance exhausts 3 ft 9 M 3 ...

Page 55: ...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 in 305 mm 12 in 305 mm N Clearance to a moisture exhaust duct dryer vent spa exhaust etc 12 in 305 mm See Note 4 12 in 305 mm See No...

Page 56: ...termination with 2 elbows preferred 12 in min 305 mm from overhang or roof Maintain 12 in 305mm minimum clearance above highest anticipated snow level or grade whichever is greater 6 in 152mm minimum clearance between wall and end of vent pipe 10 in 254mm maximum pipe lengt h Sidewall Termination with Straight Pipe preferred Roof Termination Preferred Vent Maintain 12 in minimum clearance above hi...

Page 57: ... 305 MM CLEARANCE ABOVE HIGHEST ANTICIPATED SNOW LEVEL OR GRADE WHICHEVER IS GREATER COMBUSTION AIR ELBOW PARALLEL TO WALL OVERHANG 12 IN 305 MM MIN GROUND LEVEL OR ANTICIPATED SNOW LEVEL EXHAUST CLEARANCE TO OVERHANG PER CODE OPTIONAL BRACKET COUPLING 12 IN 305 MM MIN SEPARATION BETWEEN BOTTOM OFCOMBUSTION AIR AND BOTTOM OF VENT A13078 Fig 49 Alberta and Saskatchewan Vent Termination 59SC5A ...

Page 58: ...ipe hangar Ventilated Combustion Air intake termination in crawl space Ventilated Combustion Air intake pipe CRAWL SPACE ATTIC highest level of insulation A10497 Fig 50 Vent Terminations for Ventilated Combustion Air 59SC5A ...

Page 59: ...IGURATIONS A12220 Fig 51 Sample Inlet Air Pipe Connection for Polypropylene Venting Systems Representative drawing only some models may vary in appearance TO CODEïAPPROVED DRAIN OR CONDENSATE PUMP L1 L12F028 Fig 52 Optional Combustion Air Inlet Moisture Trap 59SC5A ...

Page 60: ...r The condensate trap has two internal chambers which can ONLY be primed by pouring water into the inducer drain side of condensate trap CAUTION 1 Remove upper and middle collector box drain plugs oppos ite of the condensate trap See Fig 59 2 Connect field supplied 5 8 in 16 mm ID tube with at tached funnel to upper collector box drain connection See Fig 59 3 Pour one quart liter of water into fun...

Page 61: ...ed orifice hole is essential for proper flame characteristics NOTICE 6 Replace orifice with correct size if required as shown in Table 21 Use only factory supplied orifices See EX AMPLE 1 EXAMPLE 1 0 2000 ft 0 609 6M altitude Heating value 1050 Btu cu ft Specific gravity 0 62 Therefore Orifice No 44 Furnace is shipped with No 44 orifices In this example all main burner orifices are the correct siz...

Page 62: ...s are allowed for proper heating airflow DO NOT use the highlighted settings for Heating airflow The highlighted settings are to be used for Cooling and Continuous Fan ONLY CAUTION Change these settings as required to maintain proper temperature rise for Heating and Cooling as described above To change blower motor speed selections for heating mode remove blower motor lead from control HEAT termin...

Page 63: ...erify that the jumper is removed from the TEST TWIN terminal Verify that there is nothing plugged into the PLT connector Note If there is a jumper connector plugged into PLT remove it and discard See Fig 36 3 Verify that the Blower Heat Off Delay jumpers are set as desired See Fig 36 and 65 4 Verify that the blower lower door in upflow position and control Main or upper door in upflow position doo...

Page 64: ...64 338309 201 Rev E A11602 Fig 56 Service Label Information 59SC5A ...

Page 65: ... 23 157 313 783 66 54 109 273 24 150 300 750 68 53 106 265 25 144 288 720 70 51 103 257 26 138 277 692 72 50 100 250 27 133 267 667 74 48 97 243 28 129 257 643 76 47 95 237 29 124 248 621 78 46 92 231 30 120 240 600 80 45 90 225 31 116 232 581 82 44 88 220 32 113 225 563 84 43 86 214 33 109 218 545 86 42 84 209 34 106 212 529 88 41 82 205 35 103 206 514 90 40 80 200 36 100 200 500 92 39 78 196 37 ...

Page 66: ...3 3 7 43 3 8 42 3 2 850 44 3 8 43 3 5 43 3 6 43 3 7 875 44 3 6 44 3 7 43 3 4 43 3 5 4000 900 44 3 4 44 3 5 44 3 7 44 3 8 1219 925 44 3 2 44 3 4 44 3 5 44 3 6 950 44 3 1 44 3 2 44 3 3 44 3 4 750 42 3 3 42 3 4 42 3 5 42 3 6 4001 775 43 3 7 43 3 8 42 3 3 42 3 4 1220 800 43 3 5 43 3 6 43 3 7 43 3 8 825 44 3 8 43 3 4 43 3 5 43 3 6 850 44 3 5 44 3 7 44 3 8 43 3 4 5000 875 44 3 3 44 3 5 44 3 6 44 3 7 152...

Page 67: ...2 3 2 725 44 3 8 43 3 4 43 3 5 43 3 6 750 44 3 5 44 3 7 44 3 8 43 3 4 8000 775 44 3 3 44 3 4 44 3 5 44 3 7 2438 800 44 3 1 44 3 2 44 3 3 44 3 4 825 44 2 9 44 3 0 44 3 1 44 3 2 625 42 3 4 42 3 5 42 3 6 42 3 7 8001 650 43 3 8 42 3 2 42 3 3 42 3 4 2439 675 43 3 5 43 3 6 43 3 7 42 3 2 700 44 3 7 43 3 4 43 3 5 43 3 6 725 44 3 5 44 3 6 44 3 7 44 3 8 9000 750 44 3 3 44 3 4 44 3 5 44 3 6 2743 775 44 3 0 4...

Page 68: ...Check accessories and cooling unit for additional electrical supplies that must be shut off during furnace servicing Lock out and tag switch with a suitable warning label WARNING The electrical ground and polarity for 115 v wiring must be properly maintained Refer to Fig 35 for field wiring information and to Fig 65 for furnace wiring information NOTE If the polarity is not correct the STATUS LED ...

Page 69: ...the Blower Heat Off Delay jumpers are set as desired See Fig 36 4 Verify that the blower and control Main doors are properly installed 5 Verify that the Status LED glows If not check that the power supply is energized and that the blower door is secure See Fig 56 6 Cycle test furnace with room thermostat to be sure that it operates properly with the room thermostat Check all modes including Heat C...

Page 70: ...ricated and require no additional lubrication These motors can be identified by the absence of oil ports on each end of the motor The following items should be performed by a qualified service technician Clean blower motor and wheel as follows 1 Turn off electrical supply to furnace 2 Remove blower door 3 All factory wires can be left connected but field thermostat and accessory wiring may need to...

Page 71: ... Fig 63 1 Disconnect power at external disconnect fuse or circuit breaker 2 Turn off gas at external shut off or gas meter 3 Remove control door and set aside 4 Turn electric switch on gas valve to OFF 5 Disconnect the gas pipe from gas valve and remove pipe from the furnace casing 6 Remove individual wires from terminals on gas valve 7 Disconnect Hot Surface Igniter HSI wires from HSI 8 Disconnec...

Page 72: ... Ensure the pressure switch tube disconnected from the pressure switch is higher than the collector box opening or water will flow out of tube 4 Remove the collector box plug from the top port on the up per corner of the collector box See Fig 59 5 Attach a funnel with a flexible tube to port on the collector box 6 Flush inside of collector box with water until discharge water from condensate trap ...

Page 73: ...ould result in personal injury death and or property damage Turn off the gas and electrical supplies to the furnace and install lockout tag before performing any maintenance or service Follow the operating instructions on the label attached to the furnace WARNING 2 Remove control door 3 Disconnect wires or connectors to flame rollout switch gas valve igniter and flame sensor 4 Using backup wrench ...

Page 74: ...ze should run through the inducer housing overfill condensate trap and flow to an open drain 8 Replace the rubber plug in the port on the collector box 9 Remove the middle unused rubber plug from the port on the collector box opposite the condensate trap See Fig 59 10 Repeat Steps 5 through 8 11 If a condensate pump is used check with pump manufacturer to verify pump is safe for use with antifreez...

Page 75: ...CKET ENGAGEMENT SEE DETAIL A CAPACITOR OR POWER CHOKE WHEN USED BRACKET SCREW GND BLOWER HSG ASSY MOTOR BLOWER WHEEL BLOWER CUTOFF BLOWER DETAIL A A11584 Fig 62 Blower Assembly FLAME SENSOR BELOW BURNER FLAME ROLLOUT SWITCH BRACKET IGNITER IGNITER BURNER SUPT ASSY BURNER ASSY A11403 Fig 63 Burner Assembly 59SC5A ...

Page 76: ...ay If the burner flame is proven the blower motor is energized on HEAT speed 25 sec after the gas valve GV is energized Simultaneously the electronic air cleaner terminal EAC 1 is energized and remains energized as long as the blower motor BLWM is energized f Blower Off Delay When the thermostat is satisfied the R to W circuit is opened de energizing thegas valveGV stopping gas flowto theburners a...

Page 77: ...ious fault or status code 11 1 short and 1 long flash if there was no previous fault After the control repeats the code 4 times the control will go through a brief component test sequence The inducer will start and run for the entire component test The HSI blower motor FAN speed when equipped HEAT speed and COOL speed will run for 10 15 seconds each Gas valve and humidifier will not be turned on W...

Page 78: ...sequence 3 more times before lockout 14 occurs If flame signal is lost during the blower on delay period blower will come on for the selected blower off delay Check the following items first before proceeding to the next step Gas valve turned off Manual shut off valve Green Yellow wire MUST be connected to furnace sheet metal Flame sensor must not be grounded To determine whether the problem is in...

Page 79: ...79 A12420 Fig 65 Wiring Diagram 59SC5A ...

Page 80: ...s headings for dealer listing by brand name or contact CARRIER CORPORATION Consumer Relations Department P O Box 4808 Syracuse New York 13221 1 800 CARRIER Have available the model number series number and serial number located on the unit rating plate to ensure correct replacement part Model Nomenclature MODEL HEATING SIZE MOTOR WIDTH VOLTAGE MINOR SERIES COOLING AIRFLOW CFM 59SC5A 120 E 24 22 FI...

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