Installation Manual

RESIDENTIAL GAS FURNACE

MODELS: TG9SMP, GG9SMP

(95.5% AFUE Single Stage Multi-position)

LIST OF SECTIONS

SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 DUCTWORK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 FILTERS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 GAS PIPING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 ELECTRICAL POWER . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 TWINNING AND STAGING . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

CONDENSATE PIPING AND FURNACE

VENTING CONFIGURATION . . . . . . . . . . . . . . . . . . . . . . . . . . 16

COMBUSTION AIR and VENT SYSTEM . . . . . . . . . . . . . . . . . 22 START-UP AND ADJUSTMENTS . . . . . . . . . . . . . . . . . . . . . . 29 SAFETY CONTROLS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36 NORMAL OPERATION AND DIAGNOSTICS . . . . . . . . . . . . . 36 REPLACEMENT PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . 38 REPLACEMENT PART CONTACT INFORMATION . . . . . . . . 38 WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

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
Downflow Venting	. 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
Twinning Wiring Diagram	16
Staging Wiring Diagram	16

Typical. Condensate drain, vertical installation . . . . . . . . . . . . . 17 Typical. Combustion Pipe Drain Tee . . . . . . . . . . . . . . . . . . . . . 17 Upflow Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18 Downflow Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Horizontal Left Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Horizontal Right Configuration . . . . . . . . . . . . . . . . . . . . . . . . . 21 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23 Home Layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24 Termination Configuration - 1 Pipe . . . . . . . . . . . . . . . . . . . . . . 25 Termination Configuration - 2 Pipe . . . . . . . . . . . . . . . . . . . . . . 25 Termination Configuration - 2 Pipe Basement . . . . . . . . . . . . . 25

Double Horizontal Combustion

Air Intake and Vent Termination . . . . . . . . . . . . . . . . . . . . . . . . 26

Double Vertical Combustion

Air Intake and Vent Termination . . . . . . . . . . . . . . . . . . . . . . . . 26 Downward Venting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 Direct Vent Air Intake Connection and Vent Connection . . . . . . 26 Combustion Airflow Path Through The Furnace Casing . . . . . . 27 Outside and Ambient Combustion Air . . . . . . . . . . . . . . . . . . . . 28 Attic and Crawl Space Combustion Air Termination . . . . . . . . . 28 Gas Valve . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32 Reading Gas Pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Furnace Control Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33 Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39

LIST OF TABLES

Unit Clearances to Combustibles	. 4	Estimated Free Area	27
Coil Projection Dimensions - PC Series Coils	. 7	Unconfined Space Minimum Area	27
Cabinet and Duct Dimensions	. 9	Free Area	27
Recommended Filter Sizes (High Velocity 600 FPM)	. 9	Gas Rate (CU FT/HR) at Full Input	31
Nominal Manifold Pressure - High Fire	11	Inlet Gas Pressure Range	32
Ratings & Physical / Electrical Data	12	Nominal Manifold Pressure	32
Maximum Equivalent Pipe Length	22	Blower Performance CFM - Any Position
Elbow Dimensions	23	(without filter) - Bottom Return	34
Equivalent Length of Fittings	23	Blower Performance CFM - Any Position	35
Combustion Air Intake and Vent Connection		(without filter) - Left Side Return	35
Combustion Air Intake and Vent Connection
Size at Furnace (All Models)	23

Johnson Controls GG9S'MP installation manual Installation Manual, Residential Gas Furnace