7 | Unit installation
Installer reference guide
68
ERGA04~08EA + EHVH04+08SU18+23EA
Daikin Altherma 3 R F
4P629090-1A – 2021.11
NOTICE
â–ª Do NOT re-use joints and copper gaskets which have been used already.
â–ª Joints made in installation between parts of refrigerant system shall be accessible
for maintenance purposes.
WARNING
Make sure installation, servicing, maintenance and repair comply with instructions
from Daikin and with applicable legislation and are executed ONLY by authorised
persons.
NOTICE
â–ª Pipework shall be protected from physical damage.
â–ª Installation of pipework shall be kept to a minimum.
7.1.5 Installation patterns
Depending on the total refrigerant charge in the system and the type of room in which you install the indoor unit,
different installation patterns are allowed:
If… Then…
Total refrigerant charge in the
system
Room type Allowed patterns
<1.84kg (i.e. if the piping length is
<27m)
All 1
(2, 3 and 4 are superfluous. There is
no need to check the minimum floor
area or to provide ventilation
openings.)
≥1.84kg (i.e. if the piping length is
≥27m)
Living room, kitchen, garage, attic,
basement, storage room
2, 3
Technical room (i.e. room that is
NEVER occupied by persons)
2, 3, 4
PATTERN 1 PATTERN 2 PATTERN 3 PATTERN 4
Ventilation openings N/A N/A Between room A
and B
Between room A
and outside
Minimum floor area N/A Room A Room A + Room B N/A