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1. GENERAL SAFETY PRECAUTIONS ............................................................................................................3
2. INTRODUCTION ..............................................................................................................................................7
2.1 Products ............................................................................................................................................................................ 7
2.2 Disclaimer .......................................................................................................................................................................... 7
2.3 Copyright ........................................................................................................................................................................... 8
2.4 Available versions and configurations ............................................................................................................................... 8
3. HANDLING AND TRANSPORT .....................................................................................................................8
3.1 Receipt............................................................................................................................................................................... 8
4. CONSTRUCTION CHARACTERISTICS .....................................................................................................10
4.1 Dimensional data ............................................................................................................................................................. 11
4.2 Technical characteristics .................................................................................................................................................. 12
5. IMPORTANT INFORMATION .......................................................................................................................13
5.1 Compliance with European regulations ........................................................................................................................... 13
5.2 Casing protection rating .................................................................................................................................................. 13
5.3 Operating limits ................................................................................................................................................................ 13
5.4 Operating limits ............................................................................................................................................................... 13
5.5 Basic safety rules............................................................................................................................................................. 14
5.6 Information on the refrigerant used ................................................................................................................................. 14
6. INSTALLATION AND CONNECTIONS ........................................................................................................14
6.1 Preparation of place of installation .................................................................................................................................. 14
6.2 Securing to the floor......................................................................................................................................................... 15
6.3 Aeraulic connections........................................................................................................................................................ 15
6.4 Securing and connections of this appliance .................................................................................................................... 17
6.5 Hydraulic connections ..................................................................................................................................................... 17
6.6 Integration with solar thermal system (only for models EKHHE200PCV3, EKHHE260PCV3) ..................................... 18
6.7 Electrical connections ..................................................................................................................................................... 19
6.8 Wiring diagram................................................................................................................................................................. 21
7. DESCRIPTION OF USER INTERFACE AND OPERATION OF EQUIPMENT .........................................22
7.1 Turning the water heater on and off and unlocking the buttons ....................................................................................... 23
7.2 Setting the clock .............................................................................................................................................................. 23
7.3 Setting time bands ........................................................................................................................................................... 23
7.4 Setting the hot water set-point ......................................................................................................................................... 23
7.5 Operating mode ............................................................................................................................................................... 24
7.6 Additional functions.......................................................................................................................................................... 25
7.7 Faults/protection .............................................................................................................................................................. 26
8. COMMISSIONING ..........................................................................................................................................27
8.1 Query, editing operating parameters ............................................................................................................................... 27
9. TROUBLESHOOTING ...................................................................................................................................30
9.1 Power board fuse replacement ........................................................................................................................................ 31
9.2 Heating element safety thermostat reset ......................................................................................................................... 31
10. MAINTENANCE .............................................................................................................................................32
10.1 Sacrificial anode check/replacement ............................................................................................................................... 32
10.2 Boiler emptying ............................................................................................................................................................... 32
11. DISPOSAL ......................................................................................................................................................33
12. PRODUCT SHEET .........................................................................................................................................33
Page 2
User, Installations and Maintenance Manual
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