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13.0
CONTROL OPTIONS/INSTALLATION ................................................................................................................................................... 38
13.1
VESSEL TEMPERATURE SENSOR SINGLE WATER HEATER INSTALLATION............................................................................ 38
13.1
location of flow temperature sensor (fs) on a single vessel installation ............................................................................................... 39
13.2
location of flow temperature sensor (fs) on a multiple vessel installation ............................................................................................ 39
13.3
SENSOR WIRING ................................................................................................................................................................................ 39
14.0
SCHEMATICS .......................................................................................................................................................................................... 40
14.1
SINGLE WATER HEATER WITH SINGLE STORAGE VESSEL INSTALLATION ............................................................................. 40
14.2
MULTIPLE WATER HEATERS WITH MULTIPLE STORAGE VESSELS NOT IN CASCADE .......................................................... 41
14.3
MULTIPLE WATER HEATERS WITH MULTIPLE STORAGE VESSELS IN CASCADE ................................................................... 41
15.0
ELECTRICAL INSTALLATION ............................................................................................................................................................... 42
15.1.1
ELECTRICAL SUPPLY REQUIREMENTS ...................................................................................................................................... 42
15.2
EXTERNAL CONTROLS ..................................................................................................................................................................... 42
15.3
WIRING CONNECTIONS .................................................................................................................................................................... 42
15.3.1
ACCESSING WIRING CONNECTIONS .......................................................................................................................................... 42
15.3.2
WIRING CONNECTIONS ................................................................................................................................................................ 43
15.3.3
WIRING TERMINALS ...................................................................................................................................................................... 43
15.3.4
WIRING TERMINALS ...................................................................................................................................................................... 44
15.4
MAINS SUPPLY CONNECTION - THREE-PHASE SUPPLY. ........................................................................................................... 45
15.4.1
3-PHASE ELECTRICAL SUPPLY CONNECTION .......................................................................................................................... 45
15.5
MAINS SUPPLY CONNECTION - SINGLE PHASE SUPPLY ........................................................................................................... 45
15.5.1
SINGLE PHASE ELECTRICAL SUPPLY CONNECTION ............................................................................................................... 45
15.6
FUSES .................................................................................................................................................................................................. 45
15.6.1
FUSES .............................................................................................................................................................................................. 45
15.7
WIRING DIAGRAMS ............................................................................................................................................................................ 46
15.7.1
UPPER BURNER WIRING DIAGRAM (PCB A, left) ....................................................................................................................... 47
15.7.2
UPPER BURNER CONTROL .......................................................................................................................................................... 47
15.7.3
LOWER BURNER WIRING DIAGRAM (PCB B, Right) ................................................................................................................... 49
15.7.4
LOWER BURNER CONTROL ......................................................................................................................................................... 49
15.8
SENSOR VALUES ............................................................................................................................................................................... 50
15.8.1
SENSOR VALUES ........................................................................................................................................................................... 50
16.0
CONTROL SYSTEM ................................................................................................................................................................................ 51
16.1
CONTROL PANEL ............................................................................................................................................................................... 51
16.2
CONTROL PANEL / MENU STRUCTURE .......................................................................................................................................... 52
16.3
DISPLAY DURING OPERATION ......................................................................................................................................................... 54
16.4
MONITOR SCREENS .......................................................................................................................................................................... 55
16.5
SERVICE FUNCTION .......................................................................................................................................................................... 57
16.6
SCHORNSTEINFEGER FUNCTION ................................................................................................................................................... 57
16.7
PROGRAMMING IN STANDBY MODE ............................................................................................................................................... 58
16.8
SETTING TIME & DATE ...................................................................................................................................................................... 58
16.9
SET POINTS ........................................................................................................................................................................................ 59
16.10
SETTING THE TIMER PROGRAMS ................................................................................................................................................... 59
16.10.1
STARTING THE TIMER PROGRAMS ............................................................................................................................................. 59
16.11
HOT WATER PROGRAM .................................................................................................................................................................... 60
16.12
ANTI LEGIONNAIRES' DISEASE PROGRAM .................................................................................................................................... 61
16.13
CHECKING THE OPERATING HISTORY ........................................................................................................................................... 62
16.14
CHECKING THE FAULT HISTORY ..................................................................................................................................................... 63
16.15
SETTING THE MAINTENANCE SPECIFICATIONS ........................................................................................................................... 64
16.15.1
MAINTENANCE SETTINGS ............................................................................................................................................................ 64
16.16
SETTING THE USER LOCK ................................................................................................................................................................ 67
16.17
SETTING THE PARAMETERS BY THE DISPLAY MENU ................................................................................................................. 68
16.18
FAULT CODES DISPLAY .................................................................................................................................................................... 76
16.18.1
LOCK-OUT CODES ......................................................................................................................................................................... 76
16.18.2
BLOCKING CODES ......................................................................................................................................................................... 78
16.18.3
IMPORTANT MESSAGE ................................................................................................................................................................. 80
17.0
CONTROLLING OPTIONS AND SETTINGS .......................................................................................................................................... 80
17.1
GENERAL............................................................................................................................................................................................. 80
17.1.1
EXTRA WATER HEATER CONTROL ............................................................................................................................................. 80
17.1.2
MAX COOLING TIME ...................................................................................................................................................................... 80
17.1.3
TEMPERATURE DISPLAY ON/OFF ............................................................................................................................................... 80
17.1.4
GAS TYPE SELECTION .................................................................................................................................................................. 80
17.1.5
SOFT START OPTION .................................................................................................................................................................... 81
17.1.6
PUMP MODE (EC TECHNOLOGY) ................................................................................................................................................ 81
17.2
WATER HEATER OPTIONS................................................................................................................................................................ 82
17.2.1
0-10 VDC REMOTE FLOW TEMPERATURE SET POINT ............................................................................................................. 82
17.2.2
ANTI-LEGIONNAIRES' DISEASE (PASTEURISATION) FUNCTION ............................................................................................ 82
17.2.3
TANK SENSOR SENSITIVITY......................................................................................................................................................... 83
17.3
CASCADE CONTROL ......................................................................................................................................................................... 84
17.3.1
PARAMETER SETTINGS FOR CASCADED WATER HEATERS .................................................................................................. 84
17.3.2
MONITOR SCREENS ...................................................................................................................................................................... 86
17.3.3
OUTPUT CONTROL AND BURNER SEQUENCE .......................................................................................................................... 86
18.0
COMMISSIONING THE WATER HEATER ............................................................................................................................................. 87
18.1
FIRST: FLUSHING THE WATER HEATER WITH WATER ................................................................................................................ 87
18.2
SECOND: FILLING & VENTING THE WATER HEATER AND THE SYSTEM ................................................................................... 87
18.3
THIRD: CHECK THE WATER FLOW .................................................................................................................................................. 87
18.4
FLOW MONITORING ........................................................................................................................................................................... 88
19.0
STARTING THE WATER HEATER ......................................................................................................................................................... 89
4
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