Trane S8X2C100M5PSC User Manual

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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
SS88XXBB--SSVVXX000011--11AA--EENN
Upflow/Downflow/Horizontal
Gas-Fired, 1–Stage and 2–Stage Induced Draft Furnaces with
High Efficiency Motor
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Single Stage Two Stage
S8B1
S8X1
S8X2
S8B1A026M2PSC
S8B1A040M3PSC
S8B1B040M2PSC
S8B1B060M4PSC
S8B1B080M4PSC
S8B1C080M5PSC
S8B1C100M5PSC
S8B1D120M5PSC
S8X1A026M2PSC
S8X1A040M3PSC
S8X1B040M2PSC
S8X1B060M4PSC
S8X1B080M4PSC
S8X1C080M5PSC
S8X1C100M5PSC
S8X1D120M5PSC
S8X2A040M3PSC
S8X2B060M4PSC
S8X2B080M4PSC
S8X2C080M5PSC
S8X2C100M5PSC
S8X2D120M5PSC
NNoottee:: 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.
NNoottee:: Graphics in this document are for
representation only. Actual model may
differ in appearance.
S8XB-SVX001-1A-EN
Installation, Operation, and Maintenance

Trane S8X2C100M5PSC Specifications

General

Brand	Trane
Model	S8X2C100M5PSC
Category	Furnace
Language	English

Summary

Installation, Operation, and Maintenance

Safety Warning

General safety warning regarding installation and servicing.

Safety Warnings and Precautions

Fire, Explosion, and Carbon Monoxide Hazards

Covers warnings related to gas, fire, explosion, and CO poisoning.

Electrical and Operational Safety

Covers electrical shock, installation, and operational hazards.

Maintenance and Installation Safety

Covers safety during servicing, installation, and specific component hazards.

Cautionary Notes and Hazards

Covers various cautions like sharp edges, freeze, hot surface, and wiring.

Equipment Damage and Venting Safety

Covers UV light damage and CO poisoning from venting.

Product Specifications

Furnace Installation Guidelines

Safety Practices and Precautions

General safety guidelines for furnace installation and servicing.

Wiring Diagrams

Field Wiring Diagrams

Shows thermostat and outdoor unit wiring connections.

S8B1/S8X1 Wiring Details

Specific wiring for single-stage furnaces.

S8X2 Wiring Details

Specific wiring for two-stage furnaces.

Furnace General Installation

Gas Piping and Connections

Details on gas line installation and fittings.

Electrical Connections

Field Wiring

Diagrams for thermostat and outdoor unit connections.

Twinning Furnaces

General Start-up and Adjustment

Preliminary Inspections

Checklist before starting the unit.

Lighting Instructions

Steps for starting the furnace.

Control and Safety Switch Adjustment

Adjusting safety controls and limit switches.

Furnace Combustion Air Exhaust Options

Venting Options for Upflow Applications

Approved venting configurations for upflow furnaces.

Venting Options for Horizontal Applications

Combustion Air Conversions

Integrated Furnace Control Menu

System Menu Navigation and Setup

Run Test Mode Operations

System Status Indicators

Setting Airflow

Display Codes and Error Explanations

Fault Code Recovery Procedures

Troubleshooting Furnace Faults

Troubleshooting Flowchart Index

Initial Troubleshooting Steps

Flame Sensing and Gas Valve Faults

Pressure Switch and Inducer Faults

Inducer Motor and Pressure Switch Faults

Limit Switch and Blower Faults

Igniter and Gas Supply Faults

Electrical and Wiring Faults

Constant Torque Motor Diagnostics

Sequence of Operation

1st Stage Gas Heating Operation

2nd Stage Gas Heating Operation

Cooling and Heat Pump Operation

Periodic Servicing Requirements