10.4.1 CONDENSATE VOLUME ......................................................................................................................... 57
10.5 BURNER MAINTENANCE ........................................................................................................................ 57
10.5.1 BURNER REMOVAL ................................................................................................................................ 57
10.5.2 BURNER CLEANING PROCEDURE ........................................................................................................... 57
10.6 CHANGING THE HOT SURFACE IGNITER ................................................................................................. 58
10.6.1 RE-INSTALLING THE IGNITER ................................................................................................................. 58
10.7 HEAT EXCHANGER INSPECTION ............................................................................................................. 58
10.8 RE-INSTALL HEAT EXCHANGER .............................................................................................................. 58
10.9 COMBUSTION AIR FAN .......................................................................................................................... 58
10.10 COMBUSTION AND VENTILATION AIR ................................................................................................... 58
10.11 CONTROL CIRCUIT VOLTAGE ................................................................................................................. 58
10.12 COMBUSTIBLE MATERIALS .................................................................................................................... 58
10.13 FREEZE PROTECTION ............................................................................................................................. 58
10.14 FREEZE PROTECTION FOR A HEATING BOILER SYSTEM (Optional) ......................................................... 59
PART 11 INSTALLATIONS ..................................................................................................................................... 59
11.1 CHECKING THE INSTALLATION ............................................................................................................... 59
11.2 CHECKING THE INSTALLTION ................................................................................................................. 59
11.3 INSPECT & RECHARGE CONDENSATE COLLECTION & NEUTRALIZING RESERVOIR ................................... 59
11.4 HEATING BOILER INSTALLATIONS .......................................................................................................... 60
11.5 WATER CONNECTIONS .......................................................................................................................... 60
11.6 PIPING LENGTHS ................................................................................................................................... 60
11.7 INTERMITTENT PUMP OPERATION ........................................................................................................ 60
11.8 SUMMARY ............................................................................................................................................ 60
11.9 DOMESTIC HOT WATER HEATER............................................................................................................ 61
11.10 WATER VELOCITY CONTROL .................................................................................................................. 62
11.11 TEMPERATURE RISE AT FULL FIRING RATE ............................................................................................. 62
11.12 WATER HEATERS ................................................................................................................................... 62
PART 12 EXPLODED VIEW ................................................................................................................................... 63
PART 13 ELECTRICAL DIAGRAMS ......................................................................................................................... 71