List Of Main Components In The Interior View - A.O. Smith T-D2-OS Service Manual

4. List of main components in the interior view

No. Description
1 Case assembly
Manifold assembly with
2
gas valve assembly
3 Computer board
4 Igniter
5 Transformer
6 Water inlet
7 Water outlet
8 Inlet thermistor
9 Mixing thermistor
10 Overheat cut-off fuse
Burner assembly
11
(Burners)
12 Hi-limit switch
13 Fan motor
Freeze protection
14
thermostat
Items# in
components
diagram
EK402 (T-D2-IN)
001
EKK41 (T-D2-OS)
EKH6T (LP model)
102
EKK5K (NA model)
701
711
702
404
409
407
408
413
101
412
EKK25 (T-D2-IN)
103
EKK54 (T-D2-OS)
713 EKJ59 (T-D2-IN)
710 EKK40 (T-D2-OS)
8
T-D2-IN / T-D2-OS Service Manual
Takagi
Part #
EK439
T-K3, T-K3-Pro, T-K3-SP/OS,
EKN74 T-H2-DV/OS , T-KJr2-IN/OS,
T-K4-IN/OS, T-M50, T-M32
EKH09 T-K3, T-K3-Pro, T-K3-SP/OS,
T-K3, T-K3-Pro, T-K3-SP/OS,
EKK1U
T-KJr2-IN/OS, T-K4-IN/OS
T-K3, T-K3-Pro, T-K3-SP/OS,
EKK1V
T-KJr2-IN/OS, T-K4-IN/OS
T-K3, T-K3-Pro, T-H2-DV/OS ,
EKK38
EKK1A
T-K3, T-K3-Pro, T-K3-SP/OS,
EK333 T-KJr2-IN/OS, T-K4-IN/OS,
EKH5W
T-K3, T-K3-Pro, T-K3-SP/OS,
EKN34
T-H2-DV/OS , T-M50, T-M32
T-K3, T-K3-Pro, T-K3-SP,
T-H2-DV/OS , T-M50, T-M32
T-K3, T-K3-Pro, T-K3-SP,
T-K3-OS, T-KJr2-OS, T-K4-OS
CONFIDENTIAL
Ver. 1.00
Common parts
for other models
T-K3OS
T-H2-DV/OS
T-M50, T-M32
T-K3, Pro, T-M50
T-M50
T-H2-DV/OS
T-K3-OS, T-K4-OS
T-M32