Water Heater Installation Manual

4 Page
Specicaons
Installaon Manual
SPECIFICATIONS
*40 psi or above is recommended for maximum flow.
**Water heater Category — water heaters of other than direct vent type, for outdoor installation, are divided into four categories
based on static pressure produced in the vent and flue loss.
Category IV - a water heater that operates with a positive vent static pressure and with a vent gas temperature that may
cause excessive condensate production in the vent.
NOTE:
• Check the rating plate to ensure that this product matches your specifications.
• The manufacturer reserves the right to discontinue, or change at any time, specifications or designs with-
out notice and without incurring obligation.
Model
240HX3
Indoor
(AT-H3J-DV-
SCM)
240HX3
Outdoor
(AT-H3J-OS-
SCM)
340HX3
Indoor
(AT-H3S-DV-
SCM)
340HX3
Outdoor
(AT-H3S-OS-
SCM)
540HX3
Indoor
(AT-H3-DV-
SCM)
540HX3
Outdoor
(AT-H3-OS-
SCM)
Natural Gas Input
(Operating Range)
BTU/h
Min.: 15,000
Max.: 160,000
Min.: 15,000
Max.: 180,000
Min.: 15,000
Max.: 199,000
Propane Input
(Operating Range)
BTU/h
Min.: 13,000
Max.: 160,000
Min.: 13,000
Max.: 180,000
Min.: 13,000
Max.: 199,000
Gas Connection 3/4" NPT
Water Connections
3/4" NPT
Water Pressure*
psi
(MPa)
15 - 150
(0.1 - 1)
Natural gas
Inlet Pressure
" W.C.
(kPa)
Min. 4.0 (1.00)
Max. 10.5 (2.61)
Propane
Inlet Pressure
" W.C.
(kPa)
Min. 8.0 (1.99)
Max. 14.0 (3.48)
Weight
lbs.
(kg)
60
(27.4)
60
(27.1)
60
(27.4)
60
(27.1)
62
(27.9)
61
(27.6)
Dimensions
(HxWxD)
inch
22.4 x 17.7 x 10.7
mm
570 x 450 x 272
Ignition Electric Ignition
Electric
Supply
VAC/Hz 120/60
Consumption
Operation
W/A 72.7 / 0.61 78.2 / 0.65 89.0 / 0.74
Standby
W/A 3.1 / 0.03 3.1 / 0.03 4.2 / 0.04
Freeze-
Protection
W/A 197/1.7
Water heater category** IV N/A IV N/A IV N/A
The 240HX3/340HX3/540HX3 models do not have Easy-Link or Multi-Unit capability.
NOTICE