Atlantic alfea extensa duo+ - Installation Procedures

Contents
Package . . . . . . . . . . . . . . . . . . . . . . . . 4
Denitions . . . . . . . . . . . . . . . . . . . . . . . 4
Specications . . . . . . . . . . . . . . . . . . . . . 5
Description. . . . . . . . . . . . . . . . . . . . . . . 9
Operating principle . . . . . . . . . . . . . . . . . 10
Installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Regulation installation and maintenance conditions . . 12
Unpacking and reservations . . . . . . . . . . . . . 12
Receipt . . . . . . . . . . . . . . . . . . . . 12
Handling . . . . . . . . . . . . . . . . . . . 12
Containment of refrigerant circuits . . . . . . 12
Accessories provided . . . . . . . . . . . . . 12
Installation position . . . . . . . . . . . . . . . . . 12
Installation of the outdoor unit . . . . . . . . . . . . 13
Installation precautions . . . . . . . . . . . . 13
Outdoor unit positioning . . . . . . . . . . . 14
Condensate drain hose . . . . . . . . . . . . 14
Installing the hydraulic unit . . . . . . . . . . . . . 15
Installation precautions . . . . . . . . . . . . 15
Refrigeration connections . . . . . . . . . . . . . . 15
Rules and precautions . . . . . . . . . . . . 15
Refrigeration connections. . . . . . . . . . . 16
Creating the arings . . . . . . . . . . . . . 16
Shaping the refrigeration pipes . . . . . . . . 16
Connecting the ared connections . . . . . . 16
Filling the installation with gas . . . . . . . . . . . . 18
Commissioning procedure . . . . . . . . . . 18
Final sealing test . . . . . . . . . . . . . . . 19
Additional charge . . . . . . . . . . . . . . . 20
Pump down operation (Refrigerant collecting
operation) outdoor unit . . . . . . . . . . . . 20
Hydraulic connecting . . . . . . . . . . . . . . . . 21
General . . . . . . . . . . . . . . . . . . . . 21
Connecting to the DHW circuit . . . . . . . . 22
Rinsing out the installation . . . . . . . . . . 22
Filling and purging the installation . . . . . . 22
Connecting the Fan convector circuit . . . . . 22
Heating circulation pump speed settings . . . . . . 23
Electrical connections . . . . . . . . . . . . . . . . 24
Characteristic of the electrical supply . . . . . 24
General remarks on electrical connections . . 24
Overview of all the electrical connections . . 25
Cable section and protection rating . . . . . . 25
Electrical connections
on the outdoor unit side . . . . . . . . . . . . 26
Electrical connections
on the hydraulic unit side . . . . . . . . . . . 27
Outdoor sensor . . . . . . . . . . . . . . . . . . . 29
Room thermostat and/or room control unit . . . . . 29
Installing a room sensor . . . . . . . . . . . 29
Installing a room control unit . . . . . . . . 29
Commissioning . . . . . . . . . . . . . . . . . . . 29
Conguring room thermostat . . . . . . . . . . . . 30
Conguring room control unit . . . . . . . . . . . . 30
Description of the unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
" This device requires for its installation, the intervention of qualied personnel with a certicate of
capacity for handling refrigerants.
Installation and operating manual "1578 - EN"
Heat Pump alféa extensa duo +
- 2 -