American Water Heater NonCondensing Outdoor Natural Gas GT910NIE User Manual

 - 41 - 
Dual-purpose hot water heating (Domestic and Space Heating):  
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Priority Control Devices  such as a flow switch, an Aquastat or other electronic controller can be used to 
prioritize the domestic water system over the heating system.  
Warning:  Follow all local codes, or in the absence of local codes, follow the most recent edition of the 
National Standard Code, ANSI Z21. 10.3.  
Warning:  This illustration is a concept design only.  The reference to the...

 - 42 - 
ADDITIONAL  C LEARANCES  
Please follow all local and national codes in regards to proper termination clearances.  In the absence of 
such codes, the following clearances can be used as guidelines.  Local codes supersede these 
guidelines.   
For sidewall terminations 
 
 
Exhaust termination 
1ft. 
1ft. 
2ft. 
Inside 
corner  Air supply inlet 
3ft. 
3ft. 
3ft. 
Direct-Vent termination 
1ft. 
1ft. 
Inside 
corner 
2ft. 
For multiple sidewall exhaust 
terminations (e.g. multi -unit 
systems), an...

 - 43 - 
OPTIONAL ITEMS 
 
1. Temperature remote controller: 9007603005 
(TM-RE30)  
The  temperature  remote 
c ontroller has two functions.  It 
allows the output temperature fro m the water heater  to be 
adjusted within the range of 100 °F to 18 5 °F, and it also works as a diagnostic tool that 
will give a concise error code whenever there is a problem with the unit. The temperature options are  100 °F, 105  °F,  110 °F, 
1 15  °F, 120  °F, 125 °F, 1 30 °F, 135  °F, 140 °F, 1 45 °F, 
1 50  °F, 1 55...

 - 44 - 
 COMPONENTS DIAGRAM 
Computer board assembly 
Case assembly 
The 910 (T-M50) and the 910 ASME (T-M50 
ASME) models  share the same components.  
3
7
6
13
3
11
410
1
12
3
3
3
4
2
4
2
3
5
98
4
718
709
416705
707706
708
704418703
715701
719
113708
702
710712
713
711
714
113
711
113113716
416705
707706
708
704418703709
715701
719
113
720
721714
113
113
717
722�
723
  

 - 45 - 
 
  
Burner assembly 
114
115
116705
113
113
117
707
707
102121
119118
707
707109112
106111
105
113113
104
103108107
113
110
101
114
115
116
113
113
117
707
707
102
121
119118
707
707109112
106111
105
113113
104
103108107
113
110
101
123
124
126
125
3
123
122
120
705
The 910 (T-M50) and the 910 ASME (T-M50 ASME) 
models share the same  components.   

 - 46 - 
Combustion and Exhaust assembly 
Other than Part# 444, Part# 445, Part# 446 and Part# 447, the 
910 (T-M50) and the  910 ASME (T-M50 ASME) models share 
the  same components.  
3132
133
136
135
137
402
401403
404
406
407
408
409
410411
113
412
413414
415
113
416
405
402
401403
404
406
407
408
409
410411
113
412
413414
415
113
416
405
417
133
134
131
128
130
127
129137
113
417
138
139139
138
T-M50 ASME
444
445446446
447
910 ASME (T -M50 ASME)   

 
- 47  - 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 Water way assembly 910 (T-M50) 
910 ASME (T-M50 ASME) 
422419411
419
411
424
406
407
419
411425
427
423
407
406
425
427
411
419
411419
422
411
419411439440
441
442
443
429425421
411419
406407
424429425432
419411
407406430
434
3433425
438437436
435
113
411420
419
427
426
418
420
428
421
419
419
426427
411411
411
419
431
411
418
430
419420
419
411
424
406
407
419
411425
427
448
407
406
425
427
411
419
411
419411439440
441
442
443
429425
421
419
411...

 - 48 - 
PARTS LIST 
 
Item#  Description Part# 
910 models T-M50 models 
001 
002 
003  
004  
005 
Case assembly 
Brackets  
Screw M4X10 (w/washer)  
Screw M4X10 (Coated)  
Back guard panel 
319143-265 
319143-012 
319143- 325 
319143- 026 
319143-237 
EM305 
EM335  
EW 001  
EW 002  
EM264 
006 
007 
008  
0 09  
010 
Power supply code assembly 
Junction  box  
Chamber fixing plate  
Rubber bush  
Exhaust fixing plate 
319143-277 
319143-014 
319143- 230 
319143- 334 
319143-236 
EM333 
EKJ64  
EM255...

 - 49 - 
 
 
 
Item#   Description Part# 
910 models T-M50 models 
136 
137 
138  
139  
140 
Duct gasket 
Screw M4X10  
Fan damper  
Screw M3X 6 
Freeze protection thermostat 
319143-240 
319143- 060 
319143- 147 
319143- 330 
319143-252 
EM268 
EW 003  
EK270  
EW 00B  
EM286 
401 
402 
403  
404  
405 
Heat exchanger assembly for 910 (T-M50) 
Overheat -cut -off -fuse  
Hi -limit switch  
Screw M3X6  
Output thermistor 
319143-268 
319143-149 
319143- 095 
319143- 087 
319143-096 
EM308 
EK333  
EKN34...

 - 50 - 
 
 
 
 
 
Item#   Description Part# 
910 models T-M50 models 
447 
448 
449  
450  
451 
Connecting pipe for 910 ASME (T-M50 ASME) 
Left cold pipe  for 910 ASME  (T -M50 ASME)  
Left hot pipe  for 910 ASME  (T -M50 ASME)  
Right hot pipe  for 910 ASME (T -M50 ASME)  
Right cold pipe for 910 ASME (T-M50 ASME) 
319143-278 
319143-310 
319143- 313 
319143- 312 
319143-311 
EM370 
EM456  
EM459  
EM458  
EM457 
701 
702 
703  
704  
705 
Right and left computer board 
Central  computer  board 
PV-...