Piping and Wiring Diagrams
Piping Legend ............................................................................................................. 9
Optional Equipment .................................................................................................. 29
Accessories .............................................................................................................. 30
Outdoor Temperature Sensor .................................................................................... 30
Indirect Storage Tank & Thermostat .......................................................................... 31
Wiring Diagrams
125 - Heat Only Wiring Diagram ............................................................................... 34
150 - combi Wiring Diagram .................................................................................... 37
LWCO Wiring Diagram .............................................................................................. 41
Error Code Table ....................................................................................................... 44
Troubleshooting Chart .............................................................................................. 45
Fault Solution Sections ............................................................................................. 47
TABLE OF CONTENTS
2
PN 240012875 REV. C [10/01/2021]