A.O. Smith ATI-140H-N Service Handbook page 72

COMPONENT ITEM NUMBERS
Table 10: Component Descriptions and Part Numbers
Item Number
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
150
151
152
153
154
401
72 • Condensing Models: On-Demand Water Heater Service Handbook
Description
Fan motor for Indoor
model
Fan motor for Outdoor
model
Burner gasket
Fan damper for Indoor
model
Fan damper for Outdoor
model
Burner window
Rod holder gasket
Flame rod
Igniter rod
Rod holder
Rod cap
Burner damper Indoor
Burner damper Outdoor
Manifold gasket A
Manifold gasket B
Burner holder gasket
Pressure port
Combustion chamber
tube
Gas inlet
Gas inlet ring
Surge box plate
O-ring P18 NBR (Black)
O-ring P20 NBR (Black)
Silicon ring for Outdoor
model
Exhaust port for
Outdoor model
Silicon ring
Heat exchanger
assembly for 140 Indoor
and Outdoor
Part Number
140 Model
319143-443
319143-043
319143-031
320273-557
319143-282
319143-033
319143-034
319143-517
320273-357
319143-036
320273-358
320273-359
320273-360
319143-044
319143-045
319143-032
319143-042
319143-344
320273-362
319143-049
N/A
319143-350
319143-057
319143-370
319143-121
319143-065
320273-556
T-H3M Model
EK109
EKK25
EKK2X
EK491
EM381
EKK2V
EKK2W
EK193
EK461
EKK32
EK462
EK463
EK464
EKK2Y
EKK2K
EKK0G
EKK2D
EX019
EK465
EKK2Z
EK466
EZP18
EK042
EK442
EX13J
EKN50
EK467