A.O. Smith ATI-140H-N Service Handbook page 70

COMPONENT DIAGRAMS/ITEM NUMBERS
Waterway Assembly
467
455
463
063
463
063
455
A
458
455
458
B
413
451
401
B
451
462
451 413
468
414
451
70 • Condensing Models: On-Demand Water Heater Service Handbook
Indoor Model
154
452
Secondary Heat
Exchanger
467
466 064
455
E
A
Heat Exchanger
(Primary)
E
414
Chamber
C
415
461
D
403
052
Outdoor Model
455
467
463
063
463
063
417
455
A
458
455
458 B
418
419 465
715
413
053
450 053
for Indoor model
411 058
412
C
408
453
460
457
409
052
454
Outlet
Secondary Heat
Exchanger
417
467
455
152
464
458
402
455
459
D
457
406
059
456 404
405
416
416
052 453
059
410
407
Inlet
153
053