Table of Contents
FOR THE USER .................................................................................................... 5
Important information ...................................................................................................5
How a heat pump works ................................................................................................6
IVT Optima 1000 and 1300 ....................................................................................................................................8
Control unit Rego 603 ...................................................................................................9
Automatic defrosting ................................................................................................................................................9
Controls and status lamps ......................................................................................................................................12
Control panel ..............................................................................................................12
Menu dial ..............................................................................................................................................................13
Menu display..........................................................................................................................................................13
How to use the control panel...................................................................................................................................13
Heating and hot water settings ...............................................................................................................................19
Temperature settings ..............................................................................................................................................22
Timer control .........................................................................................................................................................24
Hot water settings...................................................................................................................................................24
Reading operating times.........................................................................................................................................25
Set the time and date..............................................................................................................................................26
Logging all alarms .................................................................................................................................................27
Maintenance................................................................................................................28
Savings .......................................................................................................................30
Dimmed menu display ...........................................................................................................................................31
All alarms ..............................................................................................................................................................32
Glossar y .....................................................................................................................66
Index ..........................................................................................................................68
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Table of Contents