INSTALLATION MANUAL - Residential Gas Furnace Models TG8SMP, TGLSMP, GG8SMP, GGLSMP

Oct 23, 2026

Uploaded by Bulrr

Installation guidance for residential gas furnace models TG8S*MP, TGLS*MP, GG8S*MP, and GGLS*MP with single-stage multi-position and low-NOx configuration. Covers safety alert conventions and definitions of DANGER, WARNING, and CAUTION, plus specific safety rules including approved fuel types (natural gas or Propane/LP) and requirements for installing the furnace only in the specified location and position. Includes a structured section list for ductwork, filters, gas piping, electrical power, vent system, start-up and adjustments, safety controls, wiring, and replacement parts.

LanguageEnglish

CategoryHealthcare

FormatPDF

Pages30

Reading Time1 h 16 min

AccessFree to download

Safety

Section I: Safety

Specific Safety Rules and Precautions

Ductwork

Filters

Gas Piping

Electrical Power

Twinning and Staging

Vent System

Start-Up and Adjustments

Safety Controls

Replacement Parts List

Replacement Part Contact Information

Wiring Diagram

~~INSTALLATION MANUAL ~~ RESIDENTIAL GAS FURNACE MODELS TG8S*MP, TGLS*MP, GG8S*MP, GGLS*MP (Single Stage Multi-position / Low NOx) ISO 9001 Certified Quality Management System LIST OF SECTIONS SAFETY ............................................... 1 DUCTWORK ........................................... 5 FILTERS .............................................. 9 GAS PIPING .......................................... 10 ELECTRICAL POWER .................................. 12 TWINNING AND STAGING ............................... 15 VENT SYSTEM ........................................ 16 START-UP AND ADJUSTMENTS .......................... 19 SAFETY CONTROLS ................................... 26 REPLACEMENT PARTS LIST ............................ 28 REPLACEMENT PART CONTACT INFORMATION ............ 28 WIRING DIAGRAM ..................................... 29 | LIST OF FIGURES | | | --- | --- | | Duct Attachment ......................................... 5
Vertical Applications ...................................... 6
Coil Flange ............................................. 6
Horizontal Right Application ................................ 6
Horizontal Left Application ................................. 6
PC Series Upflow Coil Installation ........................... 7
Horizontal Left or Right application (Right Shown) .............. 7
Combustible Floor Base Accessory .......................... 7
Horizontal Application .................................... 7
Typical Attic Installation ................................... 8
Typical Suspended Furnace / Crawl Space Installation ........... 8
Dimensions ............................................ 9
Side Return Cutout Markings .............................. 10
Gas Valve ............................................. 10
Gas Piping ............................................ 10 | Electrical Wiring ........................................ 12
Thermostat Chart-Single Stage AC with Single Stage PSC Furnaces ............................... 13
Thermostat Chart-Single Stage HP with Single Stage PSC Furnaces ............................... 14
Typical Twinned Furnace Application ........................ 15
Single Wire Twinning Wiring Diagram ....................... 16
Single Wire Staging Wiring Diagram ........................ 16
Combustion Air Inducer .................................. 16
Combustion Airflow Path Through The Furnace Casing to the Burner Compartment ......................... 17
Outside and Ambient Combustion Air ........................ 18
Gas Valve ............................................. 22
Reading Gas Pressure ................................... 22
Furnace Control Board ................................... 23
Wiring Diagram ......................................... 29 | | LIST OF TABLES | | | Unit Clearances to Combustibles ............................ 4
Coil Projection Dimensions-PC Series Coils .................. 7
Cabinet and Duct Dimensions .............................. 9
Recommended Filter Sizes (High Velocity 600 FPM) ............ 9
Nominal Manifold Pressure ............................... 11
Ratings & Physical / Electrical Data ......................... 12
Estimated Free Area .................................... 17
Unconfined Space Minimum Area .......................... 18 | Free Area ............................................. 18
Gas Rate (CU FT/HR) ................................... 21
Inlet Gas Pressure Range ................................ 22
Nominal Manifold Pressure ................................ 22
Blower Performance CFM-Any Position (without filter) -Bottom Return ............................. 24
Blower Performance CFM-Any Position (without filter) -Left Side Return ............................ 25 | These high efficiency, compact units employ induced combustion, reliable hot surface ignition and high heat transfer al

FAQs

What do the safety alert symbols and signal words mean?

The manual explains that DANGER indicates an imminently hazardous situation that will result in death or serious injury if not avoided, WARNING indicates potentially hazardous conditions that could cause death or serious injury, and CAUTION indicates potentially minor or moderate injury and alerts against unsafe practices and property damage hazards.

Which fuels are approved for use with these furnaces?

Only Natural gas or Propane (LP) gas are approved for use with the furnace.

Who is allowed to install or service the product?

The manual states that only a qualified contractor, installer, or service agency should install the product, and improper installation or maintenance can lead to injury, death, or property damage.

Oct 23, 2026

Uploaded by Bulrr