COMPONENTS
COMPONENTS
76 • On-Demand Water Heater Service Handbook for 240, 340 & 540 Condensing Models
Item #
Part #
Description
240, 340,
and 540
models
T-H3J,
T-H3S
and T-H3
models
103
100074606 EK109 Fan motor for Indoor models
100074228 EKK25 Fan motor for Outdoor models
104 100074216 EKK2X Burner gasket
105 100074466 EM381 Fan damper for Indoor model
106 100074218 EKK2V Burner window
107 100074219 EKK2W Rod holder gasket
108 100074673 EK193 Flame rod
109 100074222 EKK0F Igniter rod
110 100074221 EKK32 Rod holder
111 100074223 EKN61 Rod cap
112
100074674 EK183 Burner damper LP
100074675 EK169 Burner damper NA
113 100074229 EKK2Y Manifold gasket A
114 100074230 EKK2K Manifold gasket B
115 100074217 EKK0G Burner holder gasket
116 100074227 EKK2D Pressure port
117 N/A EX019 Combustion chamber tube
118 100074616 EK117 Gas inlet
119 100074526 EX00D Gas inlet ring
121 100074677 EK163 Surge box plate
150 100074533 EZP18 O-ring P18 NBR (Black)
151 100074242 EK042 O-ring P20 NBR (Black)
152 100074678 EK157 Silicon ring for Outdoor model
153 100074679 EK177 Exhaust port for Outdoor model
154 100074250 EKN50 Silicon ring (at top of secondary heat exchanger; indoor models)
401
100074698 EK252 Primary heat exchanger assembly for 240 (T-H3J) and 340 (T-H3S)
models
100074699 EK250 Primary heat exchanger assembly for 540 (T-H3) model
402 100074624 EK129 Flow adjustment valve / Flow sensor
403 100074625 EKD58 Bypass valve for 540 (T-H3) model
404 100074377 EKK1U Water inlet
405 100074381 EKK2B Inlet drain plug
406 100074382 EKK2C Inlet water filter
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