A.O. Smith T-D2-OS User Manual

T-D2-IN/T-D2-OS Service Manual
Ver. 1.00
3
CONFIDENTIAL
1. Specifications
Model T-D2-IN T-D2-OS
Dimensions H20.5"×W13.8"×D8.5"
Weight 39 lbs.
Combustion
INPUT
BTU/h
Max 199,000
Min 11,000
Combustion System
Power vent
Installation Indoor & Direct-vent Outdoor
Fan motor PWM turbo fan PWN multi blade fan motor
Manifold
Pressure*
Max
LP 3.5” WC
Natural 2.0” WC
LP 4.4” WC
Natural 2.8” WC
Min
LP 0.7” WC
Natural 0.4” WC
LP 0.9” WC
Natural 0.5” WC
Water control
Flow rate 0.75 to 10.0 GPM
Available set
temperatures
99 to 185°F
default: 122°F
Temperature
dipswitch settings
104°F, 113°F, 122°F, 131°F, 140°F, 158°F, 176°F, 185°F
Bypass valve Yes
Thermistors 3 thermistors (In, Out, Mixing)
Operation
Remote controller
model
TM-RE30
PCB model T-D2
Indicators Red LED on PCB during operation & 7-SEG LED
Power supply
control
Surge absorber & Power ON-OFF switch
Features
Freeze protection
Ceramic heaters and Auto-firing system
Self-combustion
improvement
Air-Fuel Ratio Detection System
Easy-Link system
Yes (Up to 4 units)
Multiple-system
N/A
*The manifold pressure measurement is based on conditions without front cover.

A.O. Smith T-D2-OS Specifications

General

Brand	A.O. Smith
Model	T-D2-OS
Category	Water Heater
Language	English