Table Of Contents - Worcester GREENSPRING CWi47 Installation And Operating Instructions Manual

TABLE OF CONTENTS

TABLE OF CONTENTS
1 KEY TO SYMBOLS AND SAFETY INSTRUCTIONS 3
1.1 Explanation of symbols . . . . . . . . . . . . . . . 3
1.2 Safety information . . . . . . . . . . . . . . . . . . . 3
2 Standards . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
3 APPLIANCE INFORMATION . . . . . . . . . . . . . . . . 6
3.1 Intended use . . . . . . . . . . . . . . . . . . . . . . . 6
3.2 Declaration of conformity with relevant
EEC regulations . . . . . . . . . . . . . . . . . . . . . 6
3.3 Explanation of Model Code . . . . . . . . . . . . 6
3.4 Package contents . . . . . . . . . . . . . . . . . . . 6
3.5 Description of the heater . . . . . . . . . . . . . 6
3.6 Optional accessories . . . . . . . . . . . . . . . . . 6
3.7 Dimensions . . . . . . . . . . . . . . . . . . . . . . . . 7
3.8 LAYOUT . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
3.9 CIRCUIT diagram . . . . . . . . . . . . . . . . . . . . 9
3.10 Technical data . . . . . . . . . . . . . . . . . . . . . 10
3.11 Operational instructions . . . . . . . . . . . . . 11
4 Installations examples . . . . . . . . . . . . . . . . . . . 12
4.1 Single unit without secondary return . . . 12
4.2 Single unit with secondary return . . . . . . 12
4.3 Multiple units without secondary return . 13
4.4 Multiple units with secondary return . . . 13
5 Operating instructions . . . . . . . . . . . . . . . . . . . 14
5.1 LCD Display . . . . . . . . . . . . . . . . . . . . . . . 14
5.2 Before operating the appliance . . . . . . . . 15
5.3 SWITCHING THE APPLIANCE ON OR OFF 15
5.4 Water temperature setting . . . . . . . . . . . 15
5.5 Operation . . . . . . . . . . . . . . . . . . . . . . . . 15
5.6 DRAINING DOWN the appliance . . . . . . . 16
5.7 Reset button . . . . . . . . . . . . . . . . . . . . . . 16
5.8 Locked condition . . . . . . . . . . . . . . . . . . 16
6 Installation instructions . . . . . . . . . . . . . . . . . . 17
6.1 GAS SUPPLY . . . . . . . . . . . . . . . . . . . . . . 17
6.2 APPLIANCE LOCATION
AND CLEARANCES . . . . . . . . . . . . . . . . . . 17
6.3 Minimum CLEARANCES . . . . . . . . . . . . . 18
6.4 Installation of fixing bracket . . . . . . . . . . 18
6.5 Installation . . . . . . . . . . . . . . . . . . . . . . . 18
6.6 Water connection . . . . . . . . . . . . . . . . . . 20
6.7 CONDENSATE PIPE WORK . . . . . . . . . . . 20
6.8 Gas connection . . . . . . . . . . . . . . . . . . . . 24
6.9 FLUE OPTIONS . . . . . . . . . . . . . . . . . . . . 25
6.10 Flue installation . . . . . . . . . . . . . . . . . . . . 27
6.11 Filling the condensate trap . . . . . . . . . . . 30
2
7 FLUE OPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . 31
7.1 FLUE accessories (diameter in mm) . . . . 31
8 Electrical connection . . . . . . . . . . . . . . . . . . . . . 32
8.1 ELECTRICAL SUPPLY . . . . . . . . . . . . . . . . 32
8.2 EQUIPOTENTIAL BONDING . . . . . . . . . . . 32
8.3 Connection . . . . . . . . . . . . . . . . . . . . . . . 32
8.4 Power cable . . . . . . . . . . . . . . . . . . . . . . . 32
8.5 Position of the fuses in control unit . . . . 33
8.6 Installation of Intelligent Cascading Kit . . 34
8.7 Functional requirements FOR CASCADE
SYSTEMS . . . . . . . . . . . . . . . . . . . . . . . . .35
9 Commissioning . . . . . . . . . . . . . . . . . . . . . . . . . 36
9.1 Factory regulations . . . . . . . . . . . . . . . . . 36
9.2 Measuring gas pressure . . . . . . . . . . . . . . 37
9.3 Adjusting CO2 (carbon dioxide) . . . . . . . 37
9.4 Program values . . . . . . . . . . . . . . . . . . . . 40
9.5 Appliance cascading mode setting . . . . . 41
9.6 Control board diagnostics . . . . . . . . . . . . 42
9.7 Fan speed adjustment . . . . . . . . . . . . . . . 43
9.8 Registration of remote control . . . . . . . . 44
9.9 Remote control operation . . . . . . . . . . . . 44
9.10 Program button . . . . . . . . . . . . . . . . . . . . 45
9.11 "Priority" function . . . . . . . . . . . . . . . . . . 45
10 SERVICE AND SPARES . . . . . . . . . . . . . . . . . . . 46
10.1 Periodic maintenance tasks . . . . . . . . . . . 46
10.2 Check the fuses in the control board . . . 47
10.3 Condensing heat exchanger unit . . . . . . . 48
10.4 Startup after maintenance . . . . . . . . . . . . 50
11 FAULT FINDING AND DIAGNOSIS . . . . . . . . . . 51
11.1 FAULT FINDING . . . . . . . . . . . . . . . . . . . . 51
12 HOT WATER FUNCTION . . . . . . . . . . . . . . . . . . 55
13 Environmental protection . . . . . . . . . . . . . . . . . 56
14 Greenspring Water Heater GUARANTEE . . . . . 57
6 720 646 322 (2012/05)