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Installer's Guide
Upflow/Horizontal Left/Right
Gas-Fired, Single Stage Induced Draft Furnace with Variable
Speed Blower Motor
U U p p 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
(For use with Natural Gas only.)
Single Stage
L8V1A040U3VSAA
L8V1A060U3VSAA
L8V1B080U4VSAA
L8V1C100U5VSAA
N N o o t t e e : : This product complies with SJVAPCD 4905 and SCAQDMD 1111 with
NOx levels below 14 ng/J.
18-CE15D1-1C-EN
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.
March 2022
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
1 1 8 8 - - C C E E 1 1 5 5 D D 1 1 - - 1 1 C C - - 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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Table of Contents
Related Manuals for American Standard L8V1A040U3VSAA
Summary of Contents for American Standard L8V1A040U3VSAA
- Page 1 U U p p 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 (For use with Natural Gas only.) Single Stage L8V1A040U3VSAA L8V1A060U3VSAA L8V1B080U4VSAA...
- 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 I I N N S S T T A A L L L L A A T T I I O O N N W W A A R R N N I I N N G G —...
- 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 F F R R E E E E Z Z E E C C A A U U T T I I O O N N ! !
- Page 6 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 C C A A R R B B O O N N M M O O N N O O X X I I D D E E P P O O I I S S O O N N I I N N G G H H A A Z Z A A R R D D ! !
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Page 7: Table Of Contents
Table of Contents Accessories....... . . 8 Electrical Connections ....32 Field Wiring . -
Page 8: Accessories
U U p p 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 (For use with Natural Gas only.) Single Stage L8V1A040U3VSAA L8V1A060U3VSAA L8V1B080U4VSAA... -
Page 9: Furnace Installation Guidelines
Furnace Installation Guidelines The following sections give general guidelines for the 11. I I n n t t h h e e C C o o m m m m o o n n w w e e a a l l t t h h o o f f M M a a s s s s a a c c h h u u s s e e t t t t s s , , t t h h i i s s installation of the gas furnaces. -
Page 10: 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 Locations and Clearances 1. -
Page 11: Outline Drawing
Outline Drawing Table 2. 14.5”, 17.5”, 21” and 24.5” Width Cabinets 18-CE15D1-1C-EN... -
Page 12: Furnace General Installation
Furnace General Installation The following sections give general instructions for the installation of the gas furnaces. Furnace Panel Removal Note: For the L8V1 furnace, a 1/4" nut driver is required to remove the two screws at the top of the front panel. The front panel can then be removed by lifting upwards. -
Page 13: 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 14 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 Furnace in horizontal right orientation with gas piping out top Furnace in horizontal right orientation with gas piping out bottom Note: For ease of installation, optional accessory part PIP02095 is...
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Page 15: 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 Combustion and Input Check Make sure all gas appliances are off except the furnace. -
Page 16: 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 Valve Adjustment White-Rodgers 36J Note: The gas valve supplied with this unit has been calibrated... -
Page 17: 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 18: 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 General Venting Multistory and common venting are permitted for these furnaces. - Page 19 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...
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Page 20: 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 Ventilation Adequate flow of combustion and ventilating air must not be obstructed from reaching the Furnace. - 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 Confined spaces are installations with less than 50 cu.
- Page 22 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 All air from outdoors The confined space shall be provided with two permanent openings, one commencing within 12 inches of the top and CONFINED SPACE...
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Page 23: 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 24 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 25 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 Furnace in Horizontal Right with “A”...
- 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 Table 4.
- Page 27 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 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 Table 4.
- Page 29 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.
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Page 30: 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 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 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.
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Page 32: 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 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 COMMUNICATING CONTROLS WITH NON-COMMUNICATING L8V1 FURNACE AND COMMUNICATING VS COOLING/HP Communicating...
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Page 34: 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 35: 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 36: Instructions
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 37 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 Upflow orientation with left side venting Important: The combustion air duct MUST be installed on C100 upflow applications.
- Page 38 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 left orientation with top venting Before proceeding, lay unit on its back to make the conversion easier.
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Page 39: Integrated Furnace Control Menu
Integrated Furnace Control Menu 18-CE15D1-1C-EN... - Page 40 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 18-CE15D1-1C-EN...
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Page 41: Belly Band Location
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 Note: During run test mode, depressing the option key will allow the user to hold (HLD) that test sequence if measurements want to be taken. -
Page 42: Codes
Integrated Furnace Control Display Codes Inducer with ECM Blower Motor Idle Gas Heating Calculated Airflow (Followed by Airflow times 10) Continuous Fan First Stage Cooling Second Stage Cooling First Stage Heat Pump Second Stage Heat Pump Defrost Mode Menu Options Active Alarm Menu Last 6 Faults (To clear —... -
Page 43: 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. Measurements must be made prior to the evaporator coil, if equipped, Evaporator and after the filter. -
Page 44: Sequence Of Operation
Sequence of Operation E E A A C C a a n n d d H H U U M M T T i i m m i i n n g g 6. Once flame sense has been established, the igniter is de-energized, the blower on timer begins and the •... - Page 45 S S e e q q u u e e n n c c e e o o f f O O p p e e r r a a t t i i o o n n T T w w o o S S t t a a g g e e C C o o o o l l i i n n g g •...
- Page 46 N N o o t t e e s s 18-CE15D1-1C-EN...
- Page 47 N N o o t t e e s s 18-CE15D1-1C-EN...
- Page 48 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.