- 5 -
Maintenance of the installation 68
Checking the hydraulic circuit . . . . . . . . . . . . . . . 68
Maintenance of the DHW tank . . . . . . . . . . . . . . 68
Checking the outdoor unit . . . . . . . . . . . . . . . . . . 68
Checking the refrigeration circuit . . . . . . . . . . . . . 68
Checking the electrical circuit . . . . . . . . . . . . . . . 68
Other maintenance 69
Emptying the hydraulic unit . . . . . . . . . . . . . . . . . 69
Distribution valve . . . . . . . . . . . . . . . . . . . . . . . . . 69
ACI check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69
Appendices 70
Filling the installation with gas . . . . . . . . . . . . . . . 70
Basic Hydraulic Layout . . . . . . . . . . . . . . . . . . . . 72
Electrical Cabling Plans . . . . . . . . . . . . . . . . . . . . 74
Quick-start procedure 78
Start-up check-list . . . . . . . . . . . . . . . . . . . . . . . . 78 Commissioning technical datasheet . . . . . . . . . . 80
Instructions for the end user 81
►
Symbols and defi nitions
Warning. Risk of serious injury to the person and
/ or risk of damage to the machine. Observe the
warning.
Important information that must always be kept in
mind.
Tips and tricks / Advice
Bad practice
Warning : Electricity hazard
Warning : Slightly fl ammable refrigerant.
Read the installation manual
Read the operating manual
Read the installation and operating manuals
This document was written in French and translated.
Read the document comprising the precautions for use (regulation installation and maintenance
conditions) before installation and/or use.
Alfea Extensa A.I. R32 / INSTALLATION / 2114 - EN
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