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59SU5B
Up to 95% AFUE, Single-Stage, Upflow/Horizontal
Ultra Low NOx, 35-in. Tall, Condensing Gas Furnace
Installation, Start-up, Operating and Service Maintenance
NOTE: Read the entire instruction manual before starting the
installation
Approved for installations up to 5,400 feet (1646 meters)
TABLE OF CONTENTS
TIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Table 1 - Dimension . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
SAFETY CONSIDERATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Table 2 - Minimum Clearances to Combustible Materials for
All Units. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Table 3 - Loose Parts Bag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
CODES AND STANDARDS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS PRO-
CEDURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
LOCATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
AIR FOR COMBUSTION AND VENTILATION . . . . . . . . . . . . . . 8
Table 4 - Minimum Free Area Required for Each Combustion
Air Opening or Duct to Outdoors . . . . . . . . . . . . . . . . . . . . . . . . 10
Table 5 - Minimum Space Volumes for 100% Combustion,
Ventilation and Dilution Air from Outdoors . . . . . . . . . . . . . . . . 10
CONDENSATE TRAP. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Table 6 - Condensate Trap Configurations . . . . . . . . . . . . . . . . . 13
INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Table 7 - Evaporator Coil Spacer or Shield Requirements. . . . . 17
FILTER ARRANGMENT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Table 8 - Air Filter Selection and Duct Sizing - In. (mm) . . . . . 22
Table 9 - Opening Dimensions - In. (mm) . . . . . . . . . . . . . . . . . 22
Table 10 - Filter Media Pressure Drop (Clean) Versus Air-
flow - in. w.c. (Pa) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Table 11 - Filter Media Pressure Drop (Clean) Versus Face
Velocity- in. w.c. (Pa) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
AIR DUCTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
GAS PIPING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Table 12 - Maximum Capacity of Pipe . . . . . . . . . . . . . . . . . . . . 24
ELECTRICAL CONNECTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . 25
ACCESSORIES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Table 13 - Electrical Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
VENTING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Table 14 - Vent Termination Kit for Direct Vent (2-pipe) Sys-
tems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Table 15 - Approved Combustion-Air and Vent Pipe, Fitting
and Cement Materials (U.S.A. Installations) . . . . . . . . . . . . . . . . 29
Table 16 - Maximum Equivalent Vent Length - Ft. . . . . . . . . . . 37
Table 17 - Deductions from Maximum Equivalent Vent Length
- Ft. (M) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Table 18 - Maximum Allowable Exposed Vent Length in Un-
conditioned Space - Ft.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Table 19 - Hanger Spacing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
AIR DELIVERY - CFM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Instructions
Table 20 - Air Delivery - CFM (with filter) . . . . . . . . . . . . . . . . 44
Table 21 - Airflow Settings. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Table 22 - System Status Display Codes . . . . . . . . . . . . . . . . . . 46
Table 23 - Main Menu Options . . . . . . . . . . . . . . . . . . . . . . . . . . 46
SERVICE LABEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
START-UP, ADJUSTMENT, AND SAFETY CHECK . . . . . . . . . 48
Table 24 - Test Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Table 25 - Altitude Derate Multiplier for USA. . . . . . . . . . . . . . 50
Table 26 - Gas Rate (CU ft./hr). . . . . . . . . . . . . . . . . . . . . . . . . . 52
Table 27 - Gas Valve Outlet Pressure for Gas Heat Values at
Altitude - 40,000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Table 28 - Gas Valve Outlet Pressure for Gas Heat Values at
Altitude - 60,000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Table 29 - Gas Valve Outlet Pressure for Gas Heat Values at
Altitude - 80,000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Table 30 - Gas Valve Outlet Pressure for Gas Heat Values at
Altitude - 100,000 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
SERVICE AND MAINTENANCE PROCEDURES. . . . . . . . . . . . 55
CARE AND MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
WINTERIZATION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
SEQUENCE OF OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
PARTS REPLACEMENT INFORMATION GUIDE . . . . . . . . . . . 65
MODEL NOMENCLATURE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
TRAINING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
To learn more about this appliance and installation via a mobile device,
go to
https://carrier.hvacpartners.com/NFC
To access airflow tables or troubleshooting guide on your mobile device
go to
mlctraining.com/training/techdocs/30/
Portions of the text and tables are reprinted from NFPA 54/ANSI
Z223.1E, 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
or use the QR code below.
or use the QR code below.
only by the standard in its entirety.
A220953
A200352
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Summary of Contents for Bryant 59SU5B
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Page 1: Table Of Contents
59SU5B Up to 95% AFUE, Single-Stage, Upflow/Horizontal Ultra Low NOx, 35-in. Tall, Condensing Gas Furnace Installation, Start-up, Operating and Service Maintenance Instructions NOTE: Read the entire instruction manual before starting the Table 20 – Air Delivery - CFM (with filter) ....44 installation Table 21 –... -
Page 2: Required Notice For Massachusetts Installa
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions REQUIRED NOTICE FOR MASSACHUSETTS INSTALLATIONS IMPORTANT The Commonwealth of Massachusetts requires compliance with regulation 248 CMR as follows: 5.08: Modifications to NFPA-54, Chapter 10 2) Revise 10.8.3 by adding the following additional requirements: a. -
Page 3: Safety Considerations
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions A210784 Fig. 1 – Dimensional Drawing Table 1 – Dimension SHIP WT. FURNACE SIZE CABINET WIDTH OUTLET WIDTH BOTTOM INLET WIDTH AIR INTAKE LB (KG) 040M17--12 17-1/2 (445) 15-7/8 (403) 16 (406) -
Page 4: Fire Hazard
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions WARNING WARNING PERSONAL INJURY AND PROPERTY DAMAGE FIRE, EXPLOSION, ELECTRICAL SHOCK, AND HAZARD CARBON MONOXIDE POINSING HAZARD Failure to follow this warning could result in property damage, personal Failure to follow this warning could result in dangerous operation, injury, or death. -
Page 5: All Units
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions 2. Install this furnace only in a location and position as specified in the NOTICE “Location” section of these instructions. 3. Provide adequate combustion and ventilation air to the furnace IMPORTANT INSTALLATION AND START-UP space as specified in “Air for Combustion and Ventilation”... -
Page 6: Codes And Standards
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions This furnace is designed for minimum continuous return-air temperature of 60°F (15°C) db or intermittent operation down to 55°F (13°C) db such as when used with a night setback thermostat. Return-air temperature must not exceed 80°F (27°C) db. -
Page 7: Cedure
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Safety 3. After touching the chassis, you may proceed to service the control or connecting wires as long as you do nothing to recharge your • Current edition of US: National Fuel Gas Code NFPA 54/ANSI body with static electricity (for example;... -
Page 8: Air For Combustion And Ventilation
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions • Halogen type refrigerants • Cleaning solvents (such as perchloroethylene) • Printing inks, paint removers, varnishes, etc. • Hydrochloric acid • Cements and glues • Antistatic fabric softeners for clothes dryers • Masonry acid washing materials All fuel-burning equipment must be supplied with air for fuel combustion. - Page 9 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions garage. In addition, other gas appliances installed in the space with the a. 1 sq. in. (645 sq. mm) of free area per 3,000 BTUh (734 furnace may require outside air for combustion. Follow the guidelines...
- Page 10 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions b. Combining spaces on same floor level. Each opening shall have using the methods described in the Outdoor Combustion Air free area of at least 1 in.2/1,000 BTUh (2,000 mm2/kW) of the Method section.
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Page 11: Condensate Trap
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions WARNING CARBON MONOXIDE POISONING AND PROPERTY DAMAGE HAZARD Failure to follow this warning could result in property damage, personal injury or death. The condensate trap provided with furnace must be installed per the furnace installation instructions. - Page 12 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions appropriate plastic ties. Follow the heat tape manufacturer’s recommendations. Prime the trap before furnace operation. The condensate drain line must be supported and/or secured per local codes. Supports and clamps should be spaced to prevent the drain line from sagging or being dislocated from the furnace or termination point.
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Page 13: Installation
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions NOTICE Upflow installations utilizing the right side air return opening should follow the Upflow Specific Steps - Offset Installation to ensure the full opening is available for return ductwork. INSTALLATION Preparing the Furnace – Before Setting in Place 1. - Page 14 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions A200075 Fig. 13 – Drain Plugs WARNING CARBON MONOXIDE POISONING HAZARD A200065 Failure to follow this warning could result in property damage, personal Fig. 16 – Upflow - Offset of Condensate Drain injury or death.
- Page 15 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions 2. Install the grommet in the casing when required for direct-vent horizontal applications. 3. Allow for 6-3/8” (162 mm) of clearance underneath the furnace for the condensate trap and drain line. It is recommended to leave an additional 1”...
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Page 16: Condensate Drain Connection
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions A200125 Fig. 22 – Horizontal Left - Trap Assembly Aid 7. For horizontal left side down: A200068 Fig. 23 – Alternate Horizontal Option - Remote Trap a. Remove factory-installed collector box cap. - Page 17 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions The coil offset adapter kits in the product accessory list will require an additional field fabricated adapter to ensure the 8-in. separation. WARNING FIRE HAZARD When installing evaporator coils that have composite (plastic) drain pans and are exposed directly to the furnace heat exchanger, a sheet metal spacer/transition or drain pan shield is required.
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Page 18: Upflow Installation
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions minimum height if used. Space between the top of the furnace casing and the bottom of the coil. NOTE: When the indoor coil is placed in an unconditioned space, insulation should be applied and wrapped around the outside of coil casing, 8-in. -
Page 19: Horizontal Installation
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions ″ 5/ 16 (8mm) (8mm) ″ 5/ 16 ″ (44mm) ″ (44mm) (8mm) ″ (8mm) ″ 5/ 16 ″ 3/ 4 (44mm) ″ 3/ 4 (44mm) A89014 Fig. 30 – Leveling Legs NOTE: Bottom closure must be used when leveling legs are used. -
Page 20: Platform Furnace Support
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions CAUTION MINOR PROPERTY HAZARD Failure to follow this caution may result in minor property damage. Local codes may require a drain pan under entire furnace and condensate trap when a condensing furnace is used in an attic application or over a finished ceiling. -
Page 21: Bottom Return Air Inlet
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions the heat exchanger can be viewed for possible openings using light There are no provisions for an internal filter in these furnaces. An assistance or a probe can be inserted for sampling the air stream. The external filter rack is required and is purchased separately. - Page 22 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Table 8 – Air Filter Selection and Duct Sizing - In. (mm) FILTER SIZE FURNACE CASING WIDTH FILTER TYPE SIDE RETURN BOTTOM RETURN † 16 x 25 x 3/4 (406 x 635 x 19)
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Page 23: Air Ducts
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions AIR DUCTS GAS PIPING NOTICE WARNING FIRE OR EXPLOSION HAZARD Many states, provinces and localities are considering or have implemented standards and/or restrictions on duct sizing practices, Failure to follow this warning could result in personal injury, death, ductwork leakage, and/or ductwork thermal, airflow and electrical and/or property damage. -
Page 24: Fire Or Explosion Hazard
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Table 12 – Maximum Capacity of Pipe WARNING 1-1/4 1-1/2 Nominal: 1/2 (12.7) 3/4 (19.0) 1 (25.4) (31.8) (38.1) FIRE OR EXPLOSION HAZARD Actual ID: 0.622 0.824 1.049 1.380 1.610 A failure to follow this warning could result in personal injury, death,... -
Page 25: Electrical Connections
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions ELECTRICAL CONNECTIONS utility is sufficient to handle load imposed by this equipment. Refer to rating plate or equipment electrical specifications (Table 13). WARNING U.S.A. Installations: Make all electrical connections in accordance with the current edition of the National Electrical Code (NEC) NFPA 70 and any local codes or ordinances that might apply. - Page 26 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions The J-Box mounting bracket and green ground screw is used as a grounding point for all line voltage wiring options. The J-Box cover may be omitted when electrical connections are made inside an external electrical box mounted external to the casing.
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Page 27: Power Cord Installation In Furnace J-Box
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Power Cord Installation in Furnace J-Box NEUTRAL. The terminals are rated for 115 VAC, 1.0 amps maximum and are energized during blower motor operation. NOTE: Power cords must be able to handle the electrical requirements 2. -
Page 28: Venting
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Table 13 – Electrical Data OPERATING VOLTAGE MAXIMUM VOLTS- MAXIMUM MINIMUM MAXIMUM FUSE RANGE UNIT WIRE FURNACE SIZE HERTZ- UNIT WIRE SIZE OR CKT BKR † AMPACITY LENGTH PHASE AMPS AMPS Maximum Minimum ‡... - Page 29 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Do not take combustion air from inside the chimney when using American Society for Testing and Materials (ASTM) standards. For ventilated combustion air or single-pipe vent option. approved materials for use in the U.S.A.
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Page 30: Ventilated Combustion Air Systems
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Ventilated Combustion Air Systems providing outside air for combustion for a single pipe vent system. Refer to the “Air For Combustion and Ventilation” Section. In a ventilated combustion air option, the vent terminates and discharges Non-Direct Vent (1-pipe) System the flue products directly to the outdoors similar to a direct vent system. - Page 31 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions A190032 Fig. 45 – Inside Corner Termination Inside Corner Terminations Inside corner vent terminations are permitted provided that: • Only two exterior walls come together to form an angle of 90 degrees to 135 degrees. There are no other exterior walls attached to either wall to form an alcove.
- Page 32 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions A12326 Fig. 46 – Direct Vent Termination Clearance NOTE: following based upon National codes appliances provided reference. Refer to local codes which may supersede these standards and/or recommendations. (1 ) (2 ) Canadian Installations U.S.
- Page 33 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions A12325 Fig. 47 – Ventilated Combustion Air and Non-Direct Vent Termination Clearance NOTE: following based upon National codes appliances provided reference. Refer to local codes which may supersede these standards and/or recommendations.
- Page 34 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions NOTE: The vent for this appliance must not terminate over public When determining appropriate location for termination, consider the walkways; or near soffit vents or crawl space vents or other areas where...
- Page 35 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Size the Vent and Combustion Air Pipes General Furnace combustion air and vent pipe connections are sized for 2-in. (50 mm ND) PVC/ABS DWV pipe. The combustion air and vent pipe connections also accommodate 60 mm polypropylene venting systems with outside diameters of approximately 60 mm (2-3/8 inches).
- Page 36 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions are other concerns of excessive moisture being drawn into the combustion air inlet, it is encouraged to connect a drain line to the trap. The trap can be constructed from a running tee of the same diameter of...
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Page 37: Combustion Air And Vent Piping Insulation Guidelines
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Vent Length is still longer than the longer TEVL of the vent pipe or for short venting systems may result in loss of efficiency, incomplete combustion air pipe, then that diameter of pipe selected may be used. - Page 38 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Slope vent pipe back to the furnace at least ¼” per foot Use 45 deg. Elbows where Avoid short horizontal offsets with 90 possible, to ensure conden- deg. Elbows. Short offsets can be sate drainage.
- Page 39 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Representative drawing only, some models may vary. HORIZONTAL RIGHT-VERTICAL VENT CONFIGURATION A11335 A11329A Representative drawing only, some models may vary. Representative drawing only, some models may vary. HORIZONTAL RIGHT-RIGHT VENT CONFIGURATION HORIZONTAL LEFT-RIGHT VENT CONFIGURATION Fig.
- Page 40 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Installing the Vent Pipe Adapter and Combustion Air Pipe Adapter 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.
- Page 41 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions 15. Wipe excess cement from joint. A continuous bead of cement will Concentric Vent be visible around perimeter of a properly made joint. Single or multiple concentric vent must be installed (see Fig.
- Page 42 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions 2-Pipe and 1-Pipe Vent 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 sidewall vent terminations in excess of 24 inches (0.6 M) in vertical length be supported by EITHER the Direct...
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Page 43: Venting System Length Calculations
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Venting System Length Calculations The Total Equivalent Vent Length (TEVL) for EACH combustion air or vent pipe equals the length of the venting system, plus the equivalent length of elbows used in the venting system (Table 17). -
Page 44: Air Delivery - Cfm
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions AIR DELIVERY - CFM Table 20 – Air Delivery - CFM (with filter) External Static Pressure (in.w.c.) Unit Size Airflow Setting Default Setting Const. Fan Heating 040M17--12 1055 1015 1110 1070 1035... -
Page 45: Furnace Control Programming And Navigation
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Table 20 – Air Delivery - CFM (with filter) (Continued) External Static Pressure (in.w.c.) Unit Size Airflow Setting Default Setting Const. Fan 1055 1145 1080 1020 1235 1175 1120 1060 1000 1325... -
Page 46: Control Board Replacement
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Table 22 – System Status Display Codes Display Operating Mode Notes: Idle/Standby Mode No active demands Heating Mode Gas Heating active Low Cooling Mode Low Cooling or Heat Pump active High Cooling Mode... - Page 47 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions A221015 Fig. 59 – 3 Digit Display Flow Chart Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
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Page 48: Service Label
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions SERVICE LABEL A210781 Fig. 60 – Service Label Information START-UP, ADJUSTMENT, AND SAFETY 4. Check all switches for continuity. CHECK 5. Install blower compartment door. Door must be in place to operate furnace. -
Page 49: Wiring Diagram
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions c. To initiate the component test sequence, the control must be in 4. Operate furnace per instruction on door. (idL) mode no thermostat demands (W, Y1, Y/Y2, G). Select 5. Verify furnace shut down by lowering thermostat setting below component test (Ct) from menu select buttons to start the room temperature. -
Page 50: Unit Operation Hazard
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Prime Condensate Trap with Water CAUTION UNIT OPERATION HAZARD Failure to follow this caution may result in intermittent unit operation or performance satisfaction. Condensate trap must be PRIMED or proper draining may not occur. -
Page 51: Adjust Temperature Rise
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions 10. Turn furnace gas valve electric switch to OFF position. b. Jumper R and W thermostat connections at the furnace control board. 11. Turn gas supply manual shutoff valve to OFF position. - Page 52 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Checklist 7. When correct input rate and temperature rise is achieved, turn gas valve ON/OFF switch to OFF. • Put away tools and instruments. Clean up debris. • Check Input/Output gas pressure WARNING •...
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Page 53: Altitude - 40,000
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Table 27 – Gas Valve Outlet Pressure for Gas Heat Values at Table 28 – Gas Valve Outlet Pressure for Gas Heat Values at Altitude - 40,000 Altitude - 60,000 (Tabulated Data Based on 40,000 BTUH Input for 0-ft (0m) to 5400-ft... -
Page 54: Altitude - 80,000
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Table 29 – Gas Valve Outlet Pressure for Gas Heat Values at Altitude Table 30 – Gas Valve Outlet Pressure for Gas Heat Values at - 80,000 Altitude - 100,000 (Tabulated Data Based on 80,000 BTUH Input for 0-ft (0m) to 5400-ft... -
Page 55: Service And Maintenance Procedures
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions SERVICE AND MAINTENANCE PROCEDURES Electrical Controls and Wiring Untrained personnel can perform basic maintenance functions such as WARNING cleaning and replacing air filters. All other operations must be performed by trained service personnel. A qualified service person should inspect ELECTRICAL OPERATION HAZARD the furnace once a year. -
Page 56: Care And Maintenance
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions CARE AND MAINTENANCE 5. Inspect any accessories attached to the furnace such as a humidifier or electronic air cleaner. Perform any service or maintenance to the accessories as recommended in the accessory instructions. - Page 57 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions The inducer and blower motors are pre-lubricated and require no 16. Replace blower access door. additional lubrication. 17. Cycle furnace through one complete heating and cooling cycle. Clean blower motor and wheel as follows: Verify the furnace temperature rise as shown in “Adjustments”...
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Page 58: Fire Or Explosion Hazard
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions 8. Reconnect flame sensor wire to the wire harness, dressing the WARNING sensor wires to ensure there is no tension on the flame sensor itself (see Fig. 67). ELECTRICAL OPERATION HAZARD WARNING Failure to follow this warning could result in personal injury or death. -
Page 59: Flushing Collector Box And Drainage System
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions Cleaning Heat Exchangers Flushing Collector Box and Drainage System The following items must be performed by a qualified service WARNING technician. Primary Heat Exchangers ELECTRICAL SHOCK AND FIRE HAZARD IMPORTANT: It is not recommended to clean the heat exchanger as Failure to follow this warning could result in personal injury, death, part of annual maintenance. -
Page 60: Winterization
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions extended period of time when temperatures will reach 32_F (0_C) or lower unless winterized. Follow these procedures to winterize your furnace: CAUTION UNIT COMPONENT DAMAGE HAZARD Failure to follow this caution may result in damage to the furnace and other property damage. - Page 61 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions a. Inducer Prepurge Period: The furnace control CPU ramps up high-cooling. The R-to-Y1 circuit starts the outdoor unit on the inducer motor IDM to prepurge pressure then the furnace low-cooling speed, and the R-to-G-and-Y1 circuit starts the control CPU begins a 15-second prepurge period.
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Page 62: Troubleshooting
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions TROUBLESHOOTING A221103 Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations. - Page 63 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions A221107 Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
- Page 64 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions A221108 Fig. 69 – Troubleshooting Guide Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
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Page 65: Parts Replacement Information Guide
59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions PARTS REPLACEMENT INFORMATION GUIDE Casing Group Gas Control Group Blower door Burner Bottom plate Flame sensor Control door Gas valve Door knob assembly Hot surface igniter Top filler plate Manifold Electrical Group... - Page 66 59SU5B: Installation, Start-up, Operating and Service Maintenance Instructions © 2024 Carrier. All rights reserved. Edition Date: 10/24 Catalog No: 59SU5B-02SI Replaces: 59SU5B-01SI Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligatioRns.
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