Water Heater Brochure

Accessories
Dimensions
120 VAC 1-5/8" (40 mm)
COLD 1-5/8" (41 mm)
GAS 5" (127 mm)
HOT 4-5/8" (116 mm)
20-1/2" (520 mm)
1" (26 mm)
13-3/4" (350 mm)
10" (254 mm)
1-3/4" (45 mm) 1-3/4" (45 mm)
21-1/2" (545 mm)
1-3/8" (36 mm)
4-3/8" (113mm)
19-3/8" (493 mm)
120 VAC 3" (75 mm)
GAS 5-1/4" (135 mm)
HOT 6" (153 mm)
COLD 6" (153 mm)
2-1/4" (58 mm)
3-5/8"(93 mm)
10" (256 mm)
1-7/8" (47 mm)
HOT 5"(127mm)
120VAC 1-7/8" (49 mm)
GAS 4-1/4" (109 mm)
COLD 5" (127 mm)
5-1/8" (130 mm)
13-1/8" (334 mm)
4-3/8" (113 mm)
AT-KJr3U/K5U/D3U-IN
120 VAC 1-5/8" (40 mm)
COLD 1-5/8" (41 mm)
GAS 5" (127 mm)
HOT 4-5/8" (116 mm)
20-1/2" (520 mm)
1" (26 mm)
13-3/4" (350 mm)
10" (254 mm)
1-3/4" (45 mm) 1-3/4" (45 mm)
21-1/2" (545 mm)
1-3/8" (36 mm)
4-3/8" (113mm)
19-3/8" (493 mm)
120 VAC 3" (75 mm)
GAS 5-1/4" (135 mm)
HOT 6" (153 mm)
COLD 6" (153 mm)
2-1/4" (58 mm)
3-5/8"(93 mm)
10" (256 mm)
1-7/8" (47 mm)
HOT 5"(127mm)
120VAC 1-7/8" (49 mm)
GAS 4-1/4" (109 mm)
COLD 5" (127 mm)
5-1/8" (130 mm)
13-1/8" (334 mm)
4-3/8" (113 mm)
AT-KJr3U/K5U/D3U-IN
Recess Box Std Retrofit
(100266729)
Recess Box Flange
(100266730)
Pipe Cover
(100324434)
Remote
Temperature
Controller
(100209924)
Multi-Unit
Controller*
(100112691)
*Only available
for 510U
Model Number
Clearances (inches)
Top Bottom Side Front
ATI-510U 12 12 3 4
ATO-510U 36 12 3 24
ATI-310U 12 12 3 4
ATO-310U 36 12 3 24
ATI-110U 12 12 3 4
ATO-110U 36 12 3 24
Isolation Valves
(100112255)
24