Trane DD080R9V3F Series - User Manual

Variable Speed, 2-Stage
Upflow / Horizontal and Downflow / Horizontal,
Gas-Fired Furnaces, “Fan Assisted
Combustion System”
A341789P03
Installer’s Guide
Downflow / Horizontal* Upflow / Horizontal*
For VENT SIZING INFORMATION see:
USA —
National Fuel Gas Code ......... ANSI Z223.1/NFPA 54 (latest version)
CANADA —
Natural Gas Installation Code ...... CAN/CGA-B149.1 (latest version)
Propane Installation Code ............. CAN/CGA-B149.2 (latest version)
USA/CANADA ALTERNATE —
Category I Venting Guide ......... Pub. No. 18-CH23D1 (latest version)
*Horizontal Conversion for these furnaces may be left or right side rotation.
ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES
IMPORTANT — This Document is customer property and is to remain with this unit.
Please return to service information pack upon completion of work.
*__First letter may be “A” or “T”
18- CD20D1- 18
AVAILABLE IN FRENCH CANADIAN (FC)
*UD060R9V3K
*UD080R9V3K
*UD080R9V4K
*UD100R9V3K
*UD100R9V5K
*UD120R9V5K
*UD140R9V5K
*DD060R9V3F
*DD080R9V3F
*DD100R9V5F
*DD120R9V5F

Trane DD080R9V3F Series Specifications

General

Model	DD080R9V3F
Heating Capacity	80, 000 BTU
Blower Motor	Variable Speed
Fuel Type	Natural Gas
Installation Type	Upflow/Horizontal
Stages	Two-Stage
Ignition Type	Hot Surface Ignition
Warranty	10-Year Limited Warranty

Summary

SAFETY SECTION

FIRE OR EXPLOSION HAZARD

Safety warnings for fire and explosion hazards during installation and servicing.

GENERAL INSTALLATION INSTRUCTIONS

WARNING: Mobile Housing Restriction

Furnaces are not approved for installation in mobile homes or recreational vehicles.

LOCATION AND CLEARANCES

GENERAL VENTING INSTRUCTIONS

VENT PIPING

General requirements for connecting vent piping to the furnace.

VENTING INTO A MASONRY CHIMNEY

EXTERNAL MASONRY CHIMNEY

CARBON MONOXIDE POISONING HAZARD

Warnings regarding carbon monoxide poisoning from improper venting.

ELECTRICAL CONNECTIONS

FIELD WIRING DIAGRAM FOR VARIABLE SPEED 2 STAGE FURNACE

Diagrams for wiring the furnace with a 1-stage or 2-stage thermostat.

FIELD WIRING DIAGRAM FOR VARIABLE SPEED 2 STAGE FURNACE (1 STAGE HEATING, 1 STAGE COOLING)

FIELD WIRING DIAGRAM FOR VARIABLE SPEED 2 STAGE FURNACE (2 STAGE HEATING, 1 STAGE COOLING)

Wiring diagrams for 2-stage heating, 1-stage cooling thermostat configurations.

FIELD WIRING DIAGRAM FOR VARIABLE SPEED 2 STAGE FURNACE (2 STAGE HEATING, 2 STAGE COOLING)

GAS PIPING

COMBUSTION AND INPUT CHECK

Procedure for checking gas flow rate and input for correct furnace operation.

MANIFOLD PRESSURE ADJUSTMENT

White-Rodgers 36 E

Procedure for adjusting manifold pressure on White-Rodgers 36E gas valve.

White-Rodgers 36 G

Procedure for adjusting manifold pressure on White-Rodgers 36G gas valve.

SEQUENCE OF OPERATION

Thermostat call for heat (2-stage thermostat)

Thermostat call for heat (1-stage Thermostat)

CONTROL AND SAFETY SWITCH ADJUSTMENT

LIMIT SWITCH CHECK OUT

Procedure to check the operation of the furnace limit switches.

ROOM AIR THERMOSTAT

ABNORMAL CONDITIONS

Excessive Combustion Pressure; Vent Blockage

Troubleshooting excessive combustion pressure due to venting issues.

Loss of Flame

Troubleshooting furnace operation when flame is lost.

Induced Draft Blower Failure

Troubleshooting issues related to the induced draft blower.

Reset After Lockout

Gas Leak Emergency Procedures

Emergency procedures to follow if gas is detected.

INTEGRATED FURNACE CONTROL ERROR FLASH CODES