4.2 WARNING REGARDING CHILLED WATER AND HEATING COIL SYSTEMS .................................................. 17
4.3 INLET AND OUTLET CONNECTIONS ........................................................................................................ 18
4.4 MINIMUM PIPE SIZE REQUIREMENTS .................................................................................................... 18
4.5 HEAT EXCHANGER ................................................................................................................................. 18
4.6 LOW WATER TEMPERATURE SYSTEMS .................................................................................................. 18
4.7 INSTANTANEOUS WATER HEATER ......................................................................................................... 18
4.8 WATER FLOW SWITCH .......................................................................................................................... 19
4.9 LOW WATER CUTOFF (If Equipped) ...................................................................................................... 19
4.10 RELIEF VALVE ........................................................................................................................................ 19
4.11 CIRCULATING PUMP SELECTION ............................................................................................................ 19
4.11.1 CIRCULATING PUMP OPERATION OF HEAT EXCHANGER ........................................................................ 19
4.12 ∆T HEAT EXCHANGER ALGORITHM ........................................................................................................ 20
PART 5 ELECTRICAL & CONTROLS ...................................................................................................................... 20
5.1 ELECTRICAL CONECTIONS ...................................................................................................................... 20
5.2 VARIABLE FREQUENCY DRIVE (DR1200 – 5000) ..................................................................................... 21
5.3 DIFFRENTIAL AIR PRESSURE SWITCH ..................................................................................................... 21
5.4 BLOCKED FLUE SWITCH ......................................................................................................................... 21
5.5 DIFFERENTIAL GAS AND LOW GAS PRESSURE SWITCHES ....................................................................... 21
5.6 HIGH LIMIT ........................................................................................................................................... 21
5.7 DYNAFORCE® SOLA ............................................................................................................................... 22
5.7.1 SERVICE PARTS ...................................................................................................................................... 22
5.7.2 IGNITION MODULE LOCKOUT FUNCTIONS ............................................................................................. 22
5.8 DYNAFORCE® CONTROLLER ................................................................................................................... 22
5.9 ERROR TABLE ........................................................................................................................................ 22
PART 6 CONTROL PANEL ................................................................................................................................... 24
6.1 APPLIANCE TEMPERATURE CONTROLLER .............................................................................................. 24
6.2 CONFIGURE MENU ................................................................................................................................ 40
6.3 LEAD LAG SETUP UP TO 8 BOILERS ........................................................................................................ 42
6.4 LEAD LAG SETUP FOR UP TO 12 APPLIANCES ......................................................................................... 43
6.5 LOCAL/REMOTE SWITCH ....................................................................................................................... 43
6.6 COMM. PORT 2 ACTIVATION ................................................................................................................. 43
6.6 VARIABLE FREQUENCY DRIVE (DR1200 - 5000) ...................................................................................... 44
6.7 FROST PROTECTION .............................................................................................................................. 44
PART 7 COMPONENTS ...................................................................................................................................... 45
7.1 HOT SURFACE IGNITER (GLOW BAR) ...................................................................................................... 45
7.2 FLAME SENSOR ..................................................................................................................................... 45
7.3 COMBUSTION AIR FAN .......................................................................................................................... 45
7.4 INNER JACKET ....................................................................................................................................... 45
7.5 OUTER JACKET ..................................................................................................................................... 45
7.6 VENTING TRANSITION .......................................................................................................................... 45
PART 8 FIELD STARTUP PROCEDURE ................................................................................................................. 46
8.1 CHECKING THE INSTALLATION ............................................................................................................... 46
8.2 CHECKING THE CONSTRUCTION ............................................................................................................ 46
8.3 GAS VALVE ADJUSTMENT PROCEDURE .................................................................................................. 46
8.4 COMISSIONING APPLIANCE ................................................................................................................... 48
PART 9 TROUBLESHOOTING .............................................................................................................................. 49
PART 10 MAINTANANCE ..................................................................................................................................... 56
10.1 EXAMINE THE VENTING SYSTEM ........................................................................................................... 56
10.2 VISUALLY CHECK MAIN BURNER FLAMES .............................................................................................. 56
10.3 FLUE GAS PASSAGEWAYS CLEANING PROCEDURES ............................................................................... 56
10.4 CONDENSATION TREATMENT ............................................................................................................... 56
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