4.11 RELIEF VALVE................................................................................................................................ 18
4.12 DHW TUNING VALVE (combination models only) ....................................................................... 18
PART 5 ELECTRICAL & CONTROLS ............................................................................................................ 19
5.1 ELECTRICAL CONECTIONS ............................................................................................................ 19
5.2 HIGH LIMIT ................................................................................................................................... 19
5.3 DYNAMAX HS CONTROLLER ......................................................................................................... 19
5.3.1 SERVICE PARTS ............................................................................................................................ 19
5.3.2 IGNITION MODULE LOCKOUT FUNCTIONS ................................................................................. 20
5.4 ERROR TABLE ............................................................................................................................... 20
5.4.1 Manual Reset Codes .................................................................................................................... 20
5.4.2 Automatic Reset Codes ............................................................................................................... 20
PART 6 CONTROL PANEL .......................................................................................................................... 21
6.1 DYNAMAX HS CONTROLLER ......................................................................................................... 21
6.2 SETTING THE DYNAMAX HS CONTROLLER ................................................................................... 21
PART 7 COMPONENTS ............................................................................................................................. 39
7.1 DIRECT SPARK IGNITER ................................................................................................................ 39
7.2 FLAME SENSOR ............................................................................................................................ 39
7.3 COMBUSTION AIR FAN................................................................................................................. 39
7.4 GAS VALVE ................................................................................................................................... 39
7.5 OUTER JACKET .............................................................................................................................. 39
PART 8 TROUBLESHOOTING .................................................................................................................... 40
8.1 SETTING THE CORRECT COMBUSTION ........................................................................................ 49
8.2 GAS VALVE ADJUSTMENT PROCEDURE ....................................................................................... 49
PART 9 MAINTENANCE ............................................................................................................................ 51
9.1 EXAMINE THE VENTING SYSTEM ................................................................................................. 51
9.2 VISUALLY CHECK MAIN BURNER FLAMES .................................................................................... 51
9.3 CLEANING BOILER HEAT EXCHANGER ......................................................................................... 51
9.4 CONDENSATE TREATMENT .......................................................................................................... 52
9.5 IGNITER AND FLAME SENSOR ELECTRODES ................................................................................ 52
9.6 CHECK IGNITER GROUND WIRING ............................................................................................... 52
9.7 BURNER MAINTENANCE .............................................................................................................. 52
9.7.1 Burner Removal and Cleaning ..................................................................................................... 53
9.8 REMOVAL OF COMBUSTION CHAMBER LINING .......................................................................... 53
9.9 COMBUSTION AND VENTILATION AIR ......................................................................................... 53
9.10 GAS VALVE VOLTAGE ................................................................................................................... 54
9.11 COMBUSTIBLE MATERIALS .......................................................................................................... 54
9.12 FREEZE PROTECTION FOR INDOOR & OUTDOOR INSTALLATIONS .............................................. 54
9.13 FREEZE PROTECTION FOR A HEATING BOILER SYSTEM (Optional) ............................................. 54
PART 10 INSTALLATIONS ............................................................................................................................ 55
10.1 CHECKING THE INSTALLATION ..................................................................................................... 55
10.2 CHECKING THE CONSTRUCTION .................................................................................................. 55
10.3 HEATING BOILER INSTALLATIONS ................................................................................................ 55
10.4 INSPECT & RECHARGE CONDENSATE COLLECTION/NEUTRALIZING RESERVOIR ........................ 55
10.5 WATER CONNECTIONS ................................................................................................................. 55
10.6 PIPING LENGTHS .......................................................................................................................... 55
10.7 SUMMARY .................................................................................................................................... 56
10.8 DOMESTIC HOT WATER WITH STORAGE TANK ........................................................................... 56
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