A.O. Smith T-KJr2-OS User Manual

110 Indoor / 110 Outdoor Service Manual
Ver. 1.01
44
CONFIDENTIAL
12. Controls and settings
12-1.
Diagnosis using the 9007666005…..…….………………………………………………………….…………….……
45
12-2.
Verifying functionality of computer board and….................................................................…
46
12-3.
Display patterns for error codes………………………………………………………………………………………….
47
12-4.
Clearing the “10” and “99”error code….…………………………………………………………………….……….
48
12-5.
AFR rod function.….………………………………………………………………………..………………………………….
49
12-6.
Dipswitch settings….…………………………………………………………………………………………………………..
50
12-7.
(A) ON/OFF conditions: Overview..………….………………………………………………………………………..
51
12-7.
(B) ON/OFF conditions: BTU requirements………………..………………………………………………………
52
12-8.
12-9.
High-Altitude Region Support Functions (FM+, FM++ and FM+++)……………….…………………...
Adjusting manifold gas pressure…………………………………………………………………………………………
53
54
12-10.
Freeze protection system……………………………………………………………………………………………………
56
12-11.
Draining the unit and cleaning the inlet water filter…….……………………………………………………..
57

A.O. Smith T-KJr2-OS Specifications

General

Brand	A.O. Smith
Model	T-KJr2-OS
Category	Water Heater
Language	English