Performance
Maximum Hot Water Capacity 45°F Rise (25°C) Rise
Default Temperature Options
120°F (50
°C), 130°F (55°C), 140°F (60°C) (Original is 120°F (50°C))
Temperature Settings
100 - 140°F (In 5°F intervals),
(9 Options)
EN19WI30LS, EP19WI30LS
Gas Consumption
Max : 199,900 btuh Min : 16,000 btuh
Item
Gas
Consumption
Maximum Hot Water Capacity
Capacity Range
Temperature Settings
Default Temperature Options
EN18WI30LS
EP18WI30LS
45°F (25°C) Rise
EN18WI30LS, EP18WI30LS
Max : 180,000 btuh Min : 16,000 btuh
Max : 180,000 btuh Min : 16,000 btuh
7.5 GPM (28.2 L/min.)
0.5-9.8 GPM (2-37.0 L/min.)
100-140°F (In 5°F intervals) (9 Options)
°F Mode:
°C Mode:
37-48°C (In 1°C intervals),
50,55,60°C (In 5°C intervals) (15 Options)
120°F (50°C), 130°F (55°C), 140°F (60°C)
(Original is 120°F (50°C))
[Winter] Inlet water temp. 46 F [Spring/Fall] Inlet water temp. 64 F [Summer] Inlet water temp. 82 F
Set temperature ( F)
Set temperature ( F)
80
012345678
90
100
110
120
130
140
150
160
170
180
Flow Rate (GPM)
80
012345678910
90
100
110
120
130
140
150
160
170
180
Flow Rate (GPM)
80
012345 6 7 8 9 10
90
100
110
120
130
140
150
160
170
180
Set temperature ( F)
Flow Rate (GPM)
< EN18WI30LS, EP18WI30LS>
9 10 11 12
Set temperature ( F)
80
012345 678
90
100
110
120
130
140
150
160
170
180
190
Flow Rate (GPM)
[Spring / Fall] Inlet water temp. 64 F
9 10 11 12
Set temperature ( F)
80
012345 678
90
100
110
120
130
140
150
160
170
180
190
Flow Rate (GPM)
[Summer] Inlet water temp. 82 F
< EN19WI30LS, EN19WI30LS>
Set temperature ( F)
80
0 1 2 3 4 5 6 7 8 9 10 11 12
90
100
110
120
130
140
150
160
170
180
190
Flow Rate (GPM)
[Winter] Inlet water temp. 46 F
Pressure Loss Characteristics
< EN18WI30LS, EP18WI30LS >
0
5
10
15
20
25
30
0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 10.0 11.0 12.0
Flow rate [GPM]
Pressure loss [psi]
0
10
20
30
40
50
60
Pressure loss [Ft. of head]
<EN19WI30LS, EP19WI30LS>
EN19WI30LS
EP19WI30LS
Max : 199,900 btuh Min : 16,000 btuh
37-48°C (In 1°C intervals), 50,55,60°C (In 5°C intervals) (15 Options)
°F Mode:
°C Mode:
Bypass Flow Control Valve Open
Set temperature : 120F or less
Bypass Flow Control Valve Closed
F or higher
Set temperature : 125