Operating instructions
4
Installation instructions
Preparing for installation
Installation............................................................................................................ 8
System example................................................................................................... 8
Installation sequence
Opening and separating the heat pump............................................................... 12
Installing the heat pump....................................................................................... 21
Hydraulic connections.......................................................................................... 23
Electrical connections........................................................................................... 26
Power supply........................................................................................................ 28
Connecting to terminals X3.8/X3.9....................................................................... 37
Closing the heat pump......................................................................................... 37
Service instructions
Commissioning, inspection, maintenance
Steps - commissioning, inspection and maintenance.......................................... 38
Further details regarding the individual steps....................................................... 39
Troubleshooting
Messages............................................................................................................. 47
Diagnosis (service scans).................................................................................... 63
Testing outputs (actuator test).............................................................................. 68
Function check..................................................................................................... 68
Steps if the room temperature is too low.............................................................. 69
No display indication on the programming unit.................................................... 70
Repairs................................................................................................................. 71
Control unit settings by the contractor............................................................ 76
Parameter group system definition
Parameter group system definition....................................................................... 78
7000 System scheme........................................................................................... 78
7001 Language.................................................................................................... 78
7003 Temperature differential for the heating limit............................................... 79
7004 Temperature differential for the cooling limit............................................... 79
7010 External extension....................................................................................... 80
7008 Swimming pool............................................................................................ 80
7011 External operating mode changeover......................................................... 81
7012 Operating mode for external operating mode changeover.......................... 82
7013 Duration of external operating mode changeover....................................... 83
7014 External demand mixer "OPEN".................................................................. 85
Index
Index
5441 603 GB