Camus Hydronics DFH1100 Installation, Operation And Service Manual - page 3
5.4
HIGH and LOW GAS PRESSURE SWITCHS (Optional) ...................................................................................................................21
5.5 HIGH
LIMIT .........................................................................................................................................................................................21
5.6
IGNITION CONTROL MODULE..........................................................................................................................................................21
5.6.1 SERVICE
PARTS .....................................................................................................................................................................22
5.6.2
IGNITION MODULE LOCKOUT FUNCTIONS.........................................................................................................................22
5.6.3
DIAGNOSTIC STATUS INDICATION ......................................................................................................................................22
5.6.4 FLAME
SENSE
TEST ..............................................................................................................................................................22
PART 6
CONTROL PANEL.........................................................................................................................................................................23
6.1
APPLIANCE TEMPERATURE CONTROLLER ..................................................................................................................................23
6.2 MODULATING
SIGNAL
GENERATOR...............................................................................................................................................25
6.3
VARIABLE FREQUENCY DRIVE (VFD).............................................................................................................................................25
PART 7
COMPONENTS .............................................................................................................................................................................25
7.1
HOT SURFACE IGNITER (GLOW BAR) ............................................................................................................................................25
7.2 FLAME
SENSOR ................................................................................................................................................................................25
7.3 COMBUSTION
AIR
FAN .....................................................................................................................................................................26
7.4 INNER
JACKET...................................................................................................................................................................................26
7.5
OUTER JACKET ................................................................................................................................................................................26
7.6
VENTING TRANSITION.....................................................................................................................................................................26
PART 8
FIELD STARTUP PROCEDURE ...................................................................................................................................................26
8.1
CHECKING THE INSTALLATION.......................................................................................................................................................26
8.2
CHECKING THE CONSTRUCTION ...................................................................................................................................................26
8.3 FIRE
TESTING....................................................................................................................................................................................27
8.4 COMISSIONING
APPLIANCE ............................................................................................................................................................27
PART 9
TROUBLE SHOOTING ..................................................................................................................................................................28
PART 10
MAINTANANCE .............................................................................................................................................................................30
10.1
EXAMINE THE VENTING SYSTEM ...................................................................................................................................................30
10.2
VISUALLY CHECK MAIN BURNER FLAMES ....................................................................................................................................30
10.3
FLUE GAS PASSAGEWAYS CLEANING PROCEDURES ................................................................................................................30
10.4 CONDENSATION
TREATMENT.........................................................................................................................................................30
10.4.1 CONDENSATE
VOLUME.........................................................................................................................................................30
10.5 BURNER
MAINTENANCE ..................................................................................................................................................................31
10.5.1
BURNER REMOVAL AND CLEANING....................................................................................................................................31
10.5.2
BURNER CLEANING PROCEDURE.............................................................................................................................................31
10.6
CHANGING THE HOT SURFACE IGNITER ......................................................................................................................................31
10.6.1
RE-INSTALLING THE IGNITER...............................................................................................................................................32
10.7
PRIMARY HEAT EXCHANGER INSPECTION...................................................................................................................................32
10.8
CONDENSING HEAT RECOVERY MODULE (CHRM) INSPECTION...............................................................................................32
10.9
RE-INSTALL HEAT EXCHANGERS...................................................................................................................................................32
10.10 COMBUSTION
AIR
FAN................................................................................................................................................................32
10.11
COMBUSTION AND VENTILATION AIR ......................................................................................................................................32
10.12
CONTROL CIRCUIT VOLTAGE ....................................................................................................................................................32
10.13 COMBUSTIBLE
MATERIALS ........................................................................................................................................................32
10.14 FREEZE
PROTECTION ................................................................................................................................................................32
10.15
FREEZE PROTECTION FOR A HEATING BOILER SYSTEM (Optional) ...................................................................................33
PART 11
INSTALLATIONS ...........................................................................................................................................................................33
11.1
HEATING BOILER INSTALLATIONS .................................................................................................................................................33
11.2 WATER
CONNECTIONS ....................................................................................................................................................................33
11.3 PIPING
LENGTHS ..............................................................................................................................................................................33
11.4 INTERMITTENT
PUMP
OPERATION ................................................................................................................................................33
11.5 SUMMARY ..........................................................................................................................................................................................33
11.6
DOMESTIC HOT WATER HEATER ...................................................................................................................................................34
11.7 WATER
VELOCITY
CONTROL ..........................................................................................................................................................34
11.8
TEMPERATURE RISE AT FULL FIRING RATE.................................................................................................................................34
11.9 WATER
HEATERS..............................................................................................................................................................................35
PART 12
EXPLODED VIEW .........................................................................................................................................................................36
PART 13
ELECTRICAL DIAGRAMS.............................................................................................................................................................43
WARRANTY..............................................................................................................................................................................................................49