
2
Supply Gas Line Installation ............................................................ 39
Supply Gas Regulator Installation ................................................... 40
............................................................................... 41
......................................................................41
..............................................................................41
.................................................................. 42
............................................................... 42
TEMPERATURE REGULATION .......................................................... 43
............................................ 43
.......................................................................... 43
...................................................... 44
.............................................................. 44
.................................................................................44
..............................................................................................45
.......................................... 47
Temperatures Menu..................................................................................47
Heater Status Menu..................................................................................48
Display Settings........................................................................................49
Heater Information....................................................................................49
.............................................................................................50
.............................................................................................50
......................................................................................50
..........................................................................50
.....................................................................51
START UP ............................................................................................ 52
Initial Start Up .................................................................................. 52
.............................................................54
..........................................................54
................................................................ 55
................................................................ 55
LIGHTING THE WATER HEATER ....................................................... 56
Lighting & Operation Labels ............................................................ 56
TROUBLESHOOTING ......................................................................... 58
........................................................................ 58
................................................................... 58
................................................ 59
Operational Problems...................................................................... 60
............................................................60
Momentary Ignition ...................................................................................60
Not Enough Or No Hot Water...................................................................60
............................................................... 61
........................................................................................61
........................................................................................61
........................................................61
....................................................................................61
.........................................................................62
................................................................................... 64
.................................................................... 64
DIAGRAMS .......................................................................................... 67
............................................... 67
...................................................... 68
...................................................... 69
.................................................. 70
Water Piping Diagrams.................................................................... 71
.......................................................................... 78
TABLE OF CONTENTS
.......................................... 3
...................................................... 4
........................................................................................ 4
.................................................................................... 6
..................................................................................... 6
....................................................... 6
........................................................... 6
......................................................... 7
................................................................................. 7
.......................................................................................... 8
....................................................................................... 10
....................................................11
Rough In Dimensions .......................................................................11
........................................................................ 12
.............................................................. 12
........................................................13
....................................................................................13
Insulation Blankets .......................................................................... 13
INSTALLATION REQUIREMENTS ...................................................... 14
Gas Pressure Requirements ........................................................... 14
Supply Gas Line .............................................................................. 14
Supply Gas Regulator ..................................................................... 14
.................................................................................. 14
Mixing Valves................................................................................... 15
.................................................................... 15
.................................................................... 15
Thermal Expansion.......................................................................... 15
Temperature-Pressure Relief Valve ................................................. 16
............................................................................ 17
Air Requirements............................................................................. 18
................................................... 21
VENTING INSTALLATION ................................................................... 22
General Venting Information............................................................ 22
..............................................................................22
.........................................................................22
..........................................................................22
........................................................... 22
Venting Requirements ..................................................................... 24
Maximum Equivalent Lengths ..................................................................24
Minimum Equivalent Lengths ...................................................................24
...................................................................24
......................................................... 25
.................................................................... 25
..................................................................... 25
....................................................... 27
...................................................... 29
.................................................. 30
...........................................32
........................................33
Venting Arrangements ..................................................................... 34
................................. 36
.................................. 37
WATER HEATER INSTALLATION........................................................ 38
......................................................... 38