2
TABLE OF CONTENTS
SAFE INSTALLATION, USE AND SERVICE.................................3
APPROVALS .................................................................................3
GENERAL SAFETY INFORMATION .............................................4
3UHFDXWLRQV ..............................................................................4
*URXQGLQJ,QVWUXFWLRQV .............................................................4
INTRODUCTION ...........................................................................7
$EEUHYLDWLRQV8VHG ..................................................................7
4XDOL¿FDWLRQV ............................................................................7
Preparing For The Installation ..................................................7
DIMENSIONS AND CAPACITY DATA ...........................................8
5RXJK,Q'LPHQVLRQV$OO0RGHOV .............................................8
FEATURES AND COMPONENTS ..............................................10
34 Gallon Unit .........................................................................10
50 Gallon Unit .........................................................................11
&RQWUROV$QG6ZLWFKHV ...........................................................13
INSTALLATION CONSIDERATIONS ..........................................14
/RFDWLQJ7KH:DWHU+HDWHU ....................................................14
Insulation Blankets .................................................................15
&RPEXVWLRQ$LU$QG9HQWLODWLRQ ..............................................15
&RUURVLRQDQG:DWHU4XDOLW\ ..................................................15
INSTALLATION REQUIREMENTS .............................................16
Gas Supply Systems ..............................................................16
Supply Gas Regulator ............................................................16
3RZHU6XSSO\ .........................................................................16
Mixing Valves..........................................................................17
&LUFXODWLRQ3XPSV ..................................................................17
6SDFH+HDWLQJ$QG3RWDEOH:DWHU6\VWHP ............................18
Storage Tank Installation ........................................................18
Solar Installation .....................................................................18
&ORVHG:DWHU6\VWHPV ...........................................................18
Thermal Expansion ................................................................18
Temperature-Pressure Relief Valve ........................................19
&RQGHQVDWH'UDLQ ..................................................................20
VENTING INSTALLATION ..........................................................21
9HQW,QVWDOODWLRQ&RQVLGHUDWLRQV .............................................21
*HQHUDO9HQWLQJ,QVWUXFWLRQV ..................................................21
$SSURYHG9HQW,QWDNH0DWHULDO ...............................................21
Polypropylene Installations .....................................................22
Vent Pipe Termination.............................................................22
Planning The Vent System .....................................................22
,QWHJUDWHG)LOWHU,QVWDOODWLRQ ....................................................23
'LUHFW9HQW$LU,QWDNH0RLVWXUH3URWHFWLRQ ..............................24
Horizontal Vent Terminal Installation ......................................24
9HUWLFDO9HQW7HUPLQDO,QVWDOODWLRQ ...........................................25
7HUPLQDWLRQ&OHDUDQFHV6LGHZDOO'LUHFW9HQW .........................26
'LUHFW9HQW,QVWDOODWLRQ'LDJUDPV ...........................................27
&RQFHQWULF9HQW,QVWDOODWLRQ ....................................................28
Venting Multiple Units .............................................................29
WATER HEATER INSTALLATION ...............................................30
&RQGHQVDWH'UDLQ,QVWDOODWLRQ ................................................30
Supply Gas Line Installation ...................................................30
Gas Line Leak Testing ............................................................31
Purging ...................................................................................31
(OHFWULFDO:LULQJ ......................................................................32
:DWHU/LQH&RQQHFWLRQV .........................................................32
739DOYH'LVFKDUJH3LSH .....................................................33
TEMPERATURE REGULATION .................................................34
High Temperature Limit Control (ECO)...................................34
Thermostat Control .................................................................34
CONTROL SYSTEM OPERATION .............................................35
2YHUYLHZ ................................................................................35
Control System Navigation .....................................................35
User Settings & Control System Menus .................................38
START UP ...................................................................................43
6WDUW8S&RQGLWLRQV ................................................................43
Prior to Start Up ......................................................................43
Filling the Water Heater ..........................................................43
Initial Start Up .........................................................................44
LIGHTING THE WATER HEATER ..............................................45
Lighting & Operation Labels ...................................................45
&KHFNLQJWKH)LULQJ5DWH ........................................................46
Gas Input Rate .......................................................................46
+LJK$OWLWXGH,QVWDOODWLRQV .......................................................46
TROUBLESHOOTING ................................................................47
,QVWDOODWLRQ&KHFNOLVW ...............................................................47
6HTXHQFH2I2SHUDWLRQ
..........................................................47
6HTXHQFH2I2SHUDWLRQ)ORZ&KDUW .......................................48
Operational Problems .............................................................49
)DXOW$QG$OHUW&RQGLWLRQV ......................................................50
LEAKAGE CHECKPOINTS .........................................................52
PERIODIC MAINTENANCE ........................................................53
9HQWLQJ6\VWHP,QVSHFWLRQ .....................................................53
,QWHJUDWHG)LOWHU3UHYHQWDWLYH0DLQWHQDQFH ............................53
Temperature-Pressure Relief Valve Test ................................53
'UDLQLQJDQG)OXVKLQJ ............................................................54
6HUYLFH ...................................................................................54
DIAGRAMS .................................................................................55
&&%&HQWUDO&RQWURO%RDUG/D\RXW ........................................55
Wiring Diagram .......................................................................56
&LUFXODWLRQ3XPS:LULQJ'LDJUDPV ........................................57
Piping Diagrams .....................................................................58