Trane S8V2A040M3PC - User Manual

SSAAFFEETTYY WWAARRNNIINNGG
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.
October 2022 SS88VV22--SSVVXX000011--11AA--EENN
Link Communicating or 24 Volt Gas-Fired 2 Stage Induced
Draft Furnaces with Variable Speed Motor
UUppffllooww,, DDoowwnnffllooww,, HHoorriizzoonnttaall RRiigghhtt//LLeefftt
Two Stage
S8V2-C
S8V2A040M3PC/D
S8V2B060M4PC/D
S8V2B080M4PC/D
S8V2C080M5PC/D
S8V2C100M5PC/D
S8V2D120M5PC/D
NNoottee:: Models that have a “D” in the 12th digit designating they meet California
less than 40 ng/J (NOx) emissions requirements.
NNoottee:: Graphics in this document are for
representation only. Actual model may
differ in appearance.
TM
The Diagnostics Mobile App is available by scanning a QR code
located inside this unit or by searching for the Link Diagnostics
App in your App Store.
When using the Link Communicating protocol, the furnace must
be used with A/T HUI2360A200U thermostat and
TSYS2C60A2VVU* System Controller.
S8V2-SVX001-1A-EN
Installation, Operation, and Maintenance

Trane S8V2A040M3PC Specifications

General

Brand	Trane
Model	S8V2A040M3PC
Category	Furnace
Language	English

Summary

SAFETY SECTION NON-CONDENSING FURNACES

General Safety Warnings

Covers fire, explosion, electrical shock, and carbon monoxide hazards.

Accessories

Part List

Lists essential furnace components and their assembly.

Product Specification

Furnace Installation Guidelines

Safety Practices and Precautions

Essential safety rules for installation, servicing, and operation.

General Guidelines

General recommendations for installation and code compliance.

Locations and Clearances

Outline Drawing

Wiring Diagrams

Furnace General Installation

S-Series Furnace Panel Removal

Instructions for removing the furnace front panel.

Horizontal Installation in an Attic or Crawlspace

Guidelines for horizontal furnace installation in attics or crawlspaces.

Gas Piping

Combustion and Input Check

Gas Valve Adjustment

High Altitude Derate

General Venting

VENT PIPING

Discusses venting classifications and requirements.

VENTING INTO A MASONRY CHIMNEY

Instructions for venting into masonry chimneys.

INTERNAL MASONRY CHIMNEYS

Guidelines for venting into internal masonry chimneys.

EXTERNAL MASONRY CHIMNEY

Gas Vent Termination

Air for Combustion and Ventilation

CONFINED

Duct Connections

Supply Duct Connections

Horizontal Right and Downflow Furnace no Coil

Return Duct Connections

Return Ducting General Guidelines

General rules for return air duct systems.

Upflow Furnace with Bottom and Side Returns Mounted on a Ducted Pedestal with Side Return and Filter Box

Upflow Furnace with Side Return

Upflow Furnace with Two Side Returns

Downflow Furnace with Top Return

Downflow Furnace with Top Return and Plenum

Downflow Furnace with Top Return and Plenum with Filter Box

Return Air Filters

TYPICAL AIR FILTER INSTALLATIONS

General guidance on air filter installation and sizing.

Preparation for Upflow Bottom and Side Return Air Filter Installations

Steps for preparing upflow furnaces for bottom/side return filters.

RETURN AIR FILTERS FOR FURNACE IN HORIZONTAL CONFIGURATION

Electrical Connections

24 V Field Wiring

Diagram and notes for 24V field wiring connections.

Mount Supply Air Temperature Sensor

Low Voltage Maximum Wire Length

Link Communicating Low Voltage Wire Connectors

Link Communicating Low Voltage Hook-Up Diagrams

External Switches and Accessories

General Start-up and Adjustment

Preliminary Inspections

Pre-start checks for furnace installation.

Lighting Instructions

Steps for lighting the furnace and ensuring proper operation.

Control and Safety Switch Adjustment

Procedures for adjusting control and safety switches.

LIMIT SWITCH CHECK OUT

Procedure for checking the furnace limit switch function.

Furnace Combustion Air Exhaust Options

Venting Options for Upflow Applications

Approved venting options for upflow furnace installations.

Venting Options for Horizontal Left Applications

Approved venting options for horizontal left furnace installations.

Venting Options for Horizontal Right Applications

Venting Options for Downflow Applications

Combustion Air Conversions

Integrated Furnace Control Menu

Run Test Mode

Procedure for entering and using the run test mode.

System Status Menu

Displays system status and operational modes.

Integrated Furnace Control Display Codes

Fault Code Recovery

Steps for recovering and clearing fault codes.

Resetting Factory Defaults

Procedure for resetting the unit to factory default settings.

LEDs in 24 V Mode

LEDs in Comm Mode

Troubleshooting

Troubleshooting Flowchart Index

Index of troubleshooting error codes and their descriptions.

Sequence of Operation

1 st Stage Gas Heating

Detailed sequence for 1st stage gas heating operation.

2 nd Stage Gas Heating

Detailed sequence for 2nd stage gas heating operation.

Single Stage Cooling

Sequence for single-stage cooling operation.

Two Stage Cooling

Sequence for two-stage cooling operation.

Single Stage Heat Pump

Sequence for single-stage heat pump operation.

Two Stage Heat Pump

Sequence for two-stage heat pump operation.

Periodic Servicing Requirements

GENERAL INSPECTION

Annual inspection guidelines for the furnace.

FILTERS

Recommendations for filter cleaning or replacement.

BLOWERS

Guidance on blower maintenance and cleaning.

IGNITER

Information and caution regarding the igniter.

BURNER

Instructions for burner cleaning and servicing.

HEAT EXCHANGER;FLUE PIPE

Inspection and cleaning of heat exchanger and flue pipe.

COOLING COIL CONDENSATE DRAIN

Maintenance of condensate drains for cooling coils.

Notices

FCC Notice

FCC compliance information for the device.

IC Notice

Industry Canada compliance information for the device.