Installation Guide

- 51 -
Out Put Temperature vs. GPM (Max. 14.5 GPM) with Various Ground Water Temperature
Correct Gas pipe size can be expect this chart
0.0
2.0
4.0
6.0
8.0
10.0
12.0
14.0
16.0
Out put Hot Water Temperature
Out Put Hot Water GPM
40 F 50 F 60 F 70 F
40 F
10.1 9.3 8.7 8.1 7.6 7.1 6.7 6.4 6.1 5.5 5.1 4.9 4.7 4.5 4.3 4.2
50 F
12.1 11.0 10.1 9.3 8.7 8.1 7.6 7.1 6.7 6.1 5.5 5.3 5.1 4.9 4.7 4.5
60 F
14.5 13.5 12.1 11.0 10.1 9.3 8.7 8.1 7.6 6.7 6.1 5.8 5.5 5.3 5.1 4.9
70 F
14.5 14.5 14.5 13.5 12.1 11.0 10.1 9.3 8.7 7.6 6.7 6.4 6.1 5.8 5.5 5.3
100 105 110 115 120 125 130 135 140 150 160 165 170 175 180 185
*When the set temperature is 150ºF or higher, maximum flow rate is limited to 10.6 GPM.