John Wood 240 Indoor, Installation Manual And Owner'S Manual

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64
Page
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Chart is based on properly sized gas line
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When the set temperature is 130 °F (55 °C) or higher, maximum flow rate
is limited to 8.0 GPM (30.3 l/m).
240 model
340 model
540 model
68A161-7
2000534710 (REV. C)
100
(38) 105
(40) 110
(43) 115
(45) 120
(50) 125
(52) 130
(55) 135
(57) 140
(60)
40°F (4°C)
5.1 4.7 4.3 4.1 3.8 3.6 3.4 3.2 3.0
50°F
㸦
10°C)
6.1 5.5 5.1 4.7 4.3 4.1 3.8 3.6 3.4
60°F
㸦
16°C)
6.6 6.6 6.1 5.5 5.1 4.7 4.3 4.1 3.8
70°F
㸦
21°C)
6.6 6.6 6.6 6.6 6.1 5.5 5.1 4.7 4.3
0.0
2.0
4.0
6.0
8.0
40°F (4°C) 50°F
㸦
10°C) 60°F
㸦
16°C) 70°F
㸦
21°C)
30
15
0
Output Hot Water GPM
Set temp.°F(°C)
Incoming temp.
(L/M)
(19.2)
(23.0)
(25.0)
(25.0)
(17.7)
(20.9)
(25.0)
(25.0)
(16.4)
(19.2)
(23.0)
(25.0)
(15.3)
(17.7)
(20.9)
(25.0)
(14.4)
(16.4)
(19.2)
(23.0)
(13.5)
(15.3)
(17.7)
(20.9)
(12.8)
(14.4)
(16.4)
(19.2)
(12.1)
(13.5)
(15.3)
(17.7)
(11.5)
(12.8)
(14.4)
(16.4)
100
(38)
105
(40)
110
(43)
115
(45)
120
(50)
125
(52)
130
(55)
135
(57)
140
(60)
40°F
㸦
4°C)
5.7 5.3 4.9 4.6 4.3 4.0 3.8 3.6 3.4
50°F
㸦
10°C)
6.8 6.2 5.7 5.3 4.9 4.6 4.3 4.0 3.8
60°F
㸦
16°C
㸧
8.0 7.6 6.8 6.2 5.7 5.3 4.9 4.6 4.3
70°
㸦
21°C)
8.0 8.0 8.0 7.6 6.8 6.2 5.7 5.3 4.9
0.0
2.0
4.0
6.0
8.0
10.0
40°F
㸦
4°C) 50°F
㸦
10°C) 60°F
㸦
16°C
㸧
70°
㸦
21°C)
Output Hot Water GPM
Set temp.°F(°C)
Incoming temp.
30
15
0
(L/M)
(21.6)
(30.3)
(30.3)
(25.9)
(19.9)
(30.3)
(28.8)
(23.5)
(18.5)
(30.3)
(25.9)
(21.6)
(17.3)
(28.8)
(23.5)
(19.9)
(16.2)
(25.9)
(21.6)
(18.5)
(15.2)
(23.5)
(19.9)
(17.3)
(14.4)
(21.6)
(18.5)
(16.2)
(13.6)
(19.9)
(17.3)
(15.2)
(12.9)
(18.5)
(16.2)
(14.4)
100
(38) 105
(40) 110
(43) 115
(45) 120
(50) 125
(52) 130
(55) 135
(57) 140
(60) 150
(65) 160
(70)
40°F
㸦
4°C)
6.3 5.8 5.4 5.0 4.7 4.4 4.2 4.0 3.8 3.4 3.2
50°F
㸦
10°C
㸧
7.6 6.9 6.3 5.8 5.4 5.0 4.7 4.4 4.2 3.8 3.4
60°F
㸦
16°C)
9.5 8.4 7.6 6.9 6.3 5.8 5.4 5.0 4.7 4.2 3.8
70°F
㸦
21°C)
10.0 10.0 9.5 8.4 7.6 6.9 6.3 5.8 5.4 4.7 4.2
0.0
2.0
4.0
6.0
8.0
10.0
12.0
40°F
㸦
4°C) 50°F
㸦
10°C
㸧
60°F
㸦
16°C) 70°F
㸦
21°C)
45
30
15
0
(L/M)
Output Hot Water GPM
Set temp.°F(°C)
Incoming temp.
(23.9)
(28.6)
(35.8)
(37.9)
(22.0)
(26.0)
(31.8)
(37.9)
(20.4)
(23.9)
(28.6)
(35.8)
(19.1)
(22.0)
(26.0)
(31.8)
(17.9)
(20.4)
(23.9)
(28.6)
(16.8)
(19.1)
(22.0)
(26.0)
(15.9)
(17.9)
(20.4)
(23.9)
(15.1)
(16.8)
(19.1)
(22.0)
(14.3)
(15.9)
(17.9)
(22.4)
(13.0)
(14.3)
(15.9)
(17.9)
(11.9)
(13.0)
(14.3)
(15.9)
Output Temperature vs. GPM (Max. 6.6 GPM) with Various Inlet Water temperature
Output Temperature vs. GPM (Max. 8.0 GPM) with Various Inlet Water temperature
Output Temperature vs. GPM (Max. 10.0 GPM) with Various Inlet Water temperature
Printed on 12/6/2017 8:34 AM CT