Trane A801X080BM4SC Installation, Operation And Maintenance Manual
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Trane A801X080BM4SC Installation, Operation And Maintenance Manual

Trane A801X080BM4SC Installation, Operation And Maintenance Manual

Upflow/downflow/horizontal left/right gas-fired, single stage induced draft furnaces with high efficiency motor
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Installation, Operation, and Maintenance
Upflow/Downflow/Horizontal Left/Right
Gas-Fired, Single Stage Induced Draft Furnaces with High
Efficiency Motor
U U p p f f l l o o w w , , D D o o w w n n f f l l o o w w , , H H o o r r i i z z o o n n t t a a l l R R i i g g h h t t / / L L e e f f t t
Single Stage
A801X026AM2SC
A801X040AM3SC
A801X040BM2SC
A801X060BM4SC
A801X080BM4SC
A801X080CM5SC
A801X100CM5SC
A801X120DM5SC
N N o o t t e e : : This Installation, Operation, and Maintenance is used for multiple
furnace families. Models may have a "T" in the 12th digit designating
they meet California less than 40 ng/J (NOx) emissions requirements.
Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air-conditioning
equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered equipment by an unqualified person
could result in death or serious injury. When working on the equipment, observe all precautions in the literature and on the tags, stickers, and labels that
are attached to the equipment.
May 2022
A801X-SVX001-1A-EN
S S A A F F E E T T Y Y W W A A R R N N I I N N G G
A A 8 8 0 0 1 1 X X - - S S V V X X 0 0 0 0 1 1 - - 1 1 A A - - E E N N
N N o o t t e e : : Graphics in this document are for
representation only. Actual model may
differ in appearance.

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  • Page 1 U U p p f f l l o o w w , , D D o o w w n n f f l l o o w w , , H H o o r r i i z z o o n n t t a a l l R R i i g g h h t t / / L L e e f f t t Single Stage A801X026AM2SC A801X040AM3SC...
  • Page 2 SAFETY SECTION NON-CONDENSING FURNACES I I m m p p o o r r t t a a n n t t : : — This document pack contains a wiring W W A A R R N N I I N N G G diagram and service information.
  • Page 3 S S A A F F E E T T Y Y S S E E C C T T I I O O N N N N O O N N - - C C O O N N D D E E N N S S I I N N G G F F U U R R N N A A C C E E S S W W A A R R N N I I N N G G W W A A R R N N I I N N G G W W A A R R N N I I N N G G ! !
  • Page 4 S S A A F F E E T T Y Y S S E E C C T T I I O O N N N N O O N N - - C C O O N N D D E E N N S S I I N N G G F F U U R R N N A A C C E E S S W W A A R R N N I I N N G G W W A A R R N N I I N N G G E E X X P P L L O O S S I I O O N N H H A A Z Z A A R R D D ! !
  • Page 5 S S A A F F E E T T Y Y S S E E C C T T I I O O N N N N O O N N - - C C O O N N D D E E N N S S I I N N G G F F U U R R N N A A C C E E S S C C A A U U T T I I O O N N C C A A U U T T I I O O N N S S H H A A R R P P E E D D G G E E H H A A Z Z A A R R D D ! !
  • Page 6 The following steps shall be followed for l l i i g g h h t t . . each appliance connected to the venting For more information, visit www.trane.com and www. system being placed into operation, while americanstandardair.com or contact your installing dealer.

  • Page 7: Table Of Contents

    Table of Contents Accessories....... . . 8 Return Air Filters ......35 Document Pack Contents .

  • Page 8: Accessories

    U U p p f fl lo o w w , , D D o o w w n n f fl lo o w w , , H H o o r r i i z z o o n n t t a a l l R R i i g g h h t t / / L L e e f f t t Owner Guide Single Stage A801X026AM2SC A801X040AM3SC A801X040BM2SC...

  • Page 9: Product Specifications

    Product Specifications A801X026AM2SC A801X040AM3SC A801X040BM2SC A801X060BM4SC MODEL Upflow / Horizontal / Upflow / Horizontal / Upflow / Horizontal / Upflow / Horizontal / Type Downflow Downflow Downflow Downflow RATINGS Input BTUH 26,000 40,000 40,000 60,000 Capacity BTUH (ICS) 21,000 32,300...
  • Page 10 P P r r o o d d u u c c t t S S p p e e c c i i f f i i c c a a t t i i o o n n s s A801X080BM4SC A801X080CM5SC A801X100CM5SC...

  • Page 11: Furnace Installation Guidelines

    Furnace Installation Guidelines The following sections give general guidelines for the d. The Furnace input rate and temperature rise installation of the gas furnaces. must be verified to be within the nameplate marking. Safety Practices and Precautions e. A minimum 4” MERV 11 air filter must be in place.

  • Page 12: Locations And Clearances

    F F u u r r n n a a c c e e I I n n s s t t a a l l l l a a t t i i o o n n G G u u i i d d e e l l i i n n e e s s These furnaces have been classified as Fan Assisted However, before the Furnace is moved into place, be Combustion system CATEGORY I furnaces as required...
  • Page 13 F F u u r r n n a a c c e e I I n n s s t t a a l l l l a a t t i i o o n n G G u u i i d d e e l l i i n n e e s s floor and the Furnace must be located or protected Carbon tetrachloride to avoid physical damage from vehicles.

  • Page 14: Outline Drawing

    Outline Drawing A801X-SVX001-1A-EN...

  • Page 15: Wiring Diagrams

    Wiring Diagrams 120v 60 Hz. 1 PH NOTES: POWER SUPPLY PER LOCAL CODE 1. IF ANY OF THE ORIGINAL WIRING SUPPLIED WITH THIS FURNACE MUST BE REPLACED, IT MUST BE WITH WIRE JUNCTION BOX HAVING A TEMPERATURE RATING OF AT LEAST 105°C. WIRES 12, 18, 20, 48, 49, 50, 51, 92 & 93 MUST BE RATED TO 250°C. A801X 2.

  • Page 16: Airflow Tables

    435 / 56 219 / 65 SCFM / Watts 721 / 59 533 / 69 344 / 79 155 / 89 A801X026AM2SC SCFM / Watts 936 / 104 782 / 116 629 / 128 475 / 140 321 / 152...
  • Page 17 A A i i r r f f l l o o w w T T a a b b l l e e s s Furnace Airflow (CFM) Vs. External Static Pressure (in. W.C.) Model Static SCFM / Watts 552 / 34 160 / 34 SCFM / Watts...

  • Page 18: Cfm Versus Temperature Rise

    CFM Versus Temperature Rise Table 2. A801X CFM Versus Temperature Rise Model 400 500 600 700 800 900 1000 1100 1200 1300 1400 1500 1600 1700 1800 1900 2000 2100 2200 2300 2400 A801X026AM2SC 39 32 A801X040AM3SC 59 49 A801X040BM2SC...

  • Page 19: Furnace General Installation

    Furnace General Installation The following sections give general instructions for the installation of the gas furnaces. Furnace Panel Removal Shipping bracket Note: For the A801X furnace, a 1/4" nut driver is required to remove the two screws at the top of the front panel. The front panel can Tinnerman clip locations then be removed by lifting upwards.

  • Page 20: Gas Piping

    F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n Gas Piping Important: The furnace default is left side gas piping.
  • Page 21 F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n Note: For ease of installation, optional accessory part PIP02095 is recommended for gas piping entering the right side of the furnace.

  • Page 22: Combustion And Input Check

    F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n The furnace is shipped standard for left side installation of gas piping.

  • Page 23: Gas Valve Adjustment

    F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n Gas Flow in Cubic Feet Per Hour 2 Cubic Foot Dial Sec.

  • Page 24: High Altitude Derate

    F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n High Altitude Derate Input ratings (BTUH) of these Furnaces are based on sea level operation and should not be changed at elevations up to 2,000 ft.

  • Page 25: General Venting

    F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n Table 3.
  • Page 26 F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n EXTERNAL MASONRY CHIMNEY Venting of fan assisted appliances into external chimneys (one or more walls Gas Vent Termination...

  • Page 27: Air For Combustion And Ventilation

    F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n Air for Combustion and and ventilation requirements can be supplied from Ventilation...
  • Page 28 F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n CONFINED CONFINED SPACE AIR FROM OUTDOORS...

  • Page 29: Duct Connections

    F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n Duct Connections Air duct systems should be installed in accordance with standards for When the furnace is located in a utility room adjacent to the living...
  • Page 30 F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n Table 4.
  • Page 31 F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n Horizontal Right and Downflow Furnace —...
  • Page 32 F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n R R e e t t u u r r n n D D u u c c t t C C o o n n n n e e c c t t i i o o n n s s Return Ducting General Guidelines •...
  • Page 33 F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n Upflow Furnace with Bottom and Side Returns Mounted on a Cabinet cutout when used with BAYLIFT 21”...
  • Page 34 F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n Downflow Furnace with Top Return Downflow Furnace with Top Return and Plenum Refer to...

  • Page 35: Return Air Filters

    F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n Return Air Filters TYPICAL AIR FILTER INSTALLATIONS Filters are not factory supplied for furnaces.
  • Page 36 F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n When the furnace is installed in the horizontal right or left application and a return duct is attached to the top side, do not install a filter in the return duct directly above the furnace.

  • Page 37: Electrical Connections

    F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n Electrical Connections Make wiring connections to the unit as indicated on enclosed wiring diagram.

  • Page 38: Twinning

    F F u u r r n n a a c c e e G G e e n n e e r r a a l l I I n n s s t t a a l l l l a a t t i i o o n n Twinning NOTES: 1.

  • Page 39: General Start-Up And Adjustment

    General Start-up and Adjustment The following sections give instructions for the general start-up and adjustment of the gas furnaces. Preliminary Inspections With gas and electrical power "OFF", ensure: Turn knob on main gas valve within the unit to the "OFF" position. Turn the external gas valve to "ON".

  • Page 40: Options

    Furnace Combustion Air Exhaust Options Note: Default is left side for electric and gas connections. The following sections give instructions for the I I m m p p o o r r t t a a n n t t : : When looking at the different orientations, different furnace orientations and the options for the direction of the combustion air exhaust venting the exhaust combustion air.
  • Page 41 F F u u r r n n a a c c e e C C o o m m b b u u s s t t i i o o n n A A i i r r E E x x h h a a u u s s t t O O p p t t i i o o n n s s Table 7.

  • Page 42: Combustion Air Conversions

    F F u u r r n n a a c c e e C C o o m m b b u u s s t t i i o o n n A A i i r r E E x x h h a a u u s s t t O O p p t t i i o o n n s s Combustion Air Conversions Pressure Switch locations Important: After deciding the orientation of the flue outlet, cut the...
  • Page 43 F F u u r r n n a a c c e e C C o o m m b b u u s s t t i i o o n n A A i i r r E E x x h h a a u u s s t t O O p p t t i i o o n n s s Horizontal right orientation with top venting Downflow orientation with left side venting Refer...

  • Page 44: Integrated Furnace Control Menu

    Integrated Furnace Control Menu A801X-SVX001-1A-EN...
  • Page 45 I I n n t t e e g g r r a a t t e e d d F F u u r r n n a a c c e e C C o o n n t t r r o o l l M M e e n n u u A801X Run Test Mode Run Test Mode:...

  • Page 46: Belly Band Location

    Belly Band Location Distance from belly band to the front face of motor for minimum vibration Furnace Model Dimension “A” (inches) A026 3.5 (3–1/2) A040 3.75 (3–3/4) B040 3.5 (3–1/2) B060 4 ton 4.25 (4–1/4) B080 4.25 (4–1/4) 1.00 Blower housing and wheel removed from view for clarity. Furnace Model Dimension “A”...

  • Page 47: Setting Airflow

    Setting Airflow With all ductwork connected and a clean filter in place, measure the External Static Pressure (ESP) of the unit in locations below. Use the appropriate airflow table for the furnace and outdoor unit installed. Note: See Airflow Tables section in this document. Evaporator Coil Measurements must be made prior to the evaporator coil, if equipped,...

  • Page 48: Codes

    Integrated Furnace Control Display Codes Menu Options Idle Active Alarm Menu Last 6 Faults (To clear — Hold Option button down for 5 seconds after entering the L6F menu) Code Release Number Cooling Off Delay (Seconds) Outdoor Unit Type Blower Constant Fan Airflow Heat Off Delay (Seconds) Gas Heating CFM Test Mode...

  • Page 49: Fault Code Recovery

    I I n n t t e e g g r r a a t t e e d d F F u u r r n n a a c c e e C C o o n n t t r r o o l l D D i i s s p p l l a a y y C C o o d d e e s s Fault Code Recovery Fault Code Recovery To view the last 6 faults, press the “Menu”...

  • Page 50: Troubleshooting

    Troubleshooting The following pages include troubleshoo ng flowcharts in reference for the Single Stage A801X family of furnaces only. The informa on contained is for reference only and does not cover all scenarios or problems that may be encountered. ONLY qualified technicians should a empt to install, troubleshoot, or repair this appliance. Failure to follow all cau ons and /or warnings could result in personal or property damage, including death.
  • Page 51 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g A801X IFC Component Layout Neutral LINE Inducer/Igniter Connections Connections Connector 6 Pin CTM Connector IGN-N...
  • Page 52 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g GETTING STARTED Is 120 VAC Is the IFC Seven Is 120 VAC Is 120 VAC measured measured Segment LED on?
  • Page 53 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g DEFINITION 2.1 Fault Code RECYCLE Lock Out = 10 recycles within a single call for heat.
  • Page 54 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g 2.2 Fault Code DEFINITION RECYCLE Lock Out = 10 recycles within a single call for heat.
  • Page 55 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g DEFINITION An error has occurred with the PS1, indica ng that the pressure Note #1 switch is closed when it should be open.
  • Page 56 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g DEFINITION Note #1 An error has occurred with the PS1 indica ng that the pressure switch is either open when it should be closed.
  • Page 57 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g See next page for DEFINITION 4.0 Fault Code addi onal 4 flash Limit switches are safety devices faults that will open when an abnormal...
  • Page 58 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g DEFINITION 4.0 Fault Code Limit switches are safety devices Flame Rollout that will open when an abnormal high temperature has been sensed.
  • Page 59 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g DEFINITION: 05 Fault Code Flame is sensed when it should not be. Is flame seen with no call for heat?
  • Page 60 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g DEFINI Polarity Fault – Incoming high voltage 6.1 Fault Code wiring is reversed Connect volt meter to white incoming...
  • Page 61 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g DEFINITION: Igniter Relay Fault – The control board has sensed 6.3 Fault Code that the igniter relay has stuck closed igniter Fault –...
  • Page 62 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g DEFINITION: External Gas Valve 7.1 Fault Code Circuit Error (24 volts is present when it should not be present) Turn Comfort Control to “OFF”...
  • Page 63 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g DEFINITION: 08 Fault Code The flame sense current is less than 0.5 micro-amp DC Make a call for hea ng...
  • Page 64 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g 11 Fault Code Defini on: The IFC has detected that internal gas valve relays have failed.
  • Page 65 T T r r o o u u b b l l e e s s h h o o o o t t i i n n g g Con nuous FAN on this unit is limited to TAP 1 only.

  • Page 66: Sequence Of Operation

    Sequence of Operation N N o o t t e e : : The seven-segment LED readout is based on 8. Once the flame sense has been established, a timer thermostat input. on the IFC starts and the indoor blower will energize after the blower “Heat On Delay”...

  • Page 67: Periodic Servicing Requirements

    Periodic Servicing Requirements 1. GENERAL INSPECTION – E E x x a a m m i i n n e e t t h h e e f f u u r r n n a a c c e e N N o o t t e e : : Be careful NOT to break igniter when removing i i n n s s t t a a l l l l a a t t i i o o n n a a n n n n u u a a l l l l y y f f o o r r t t h h e e f f o o l l l l o o w w i i n n g g i i t t e e m m s s : : burners.
  • Page 68 About Trane and American Standard Heating and Air Conditioning Trane and American Standard create comfortable, energy efficient indoor environments for residential applications. For more information, please visit www.trane.com or www.americanstandardair.com. The manufacturer has a policy of continuous data improvement and it reserves the right to change design and specifications without notice. We are committed to using environmentally conscious print practices.

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