11
|
Commissioning
Installer reference guide
167
E EHFH03S18D
Daikin Altherma 3 R F
4P596806-1C – 2022.09
There is NO
water leak
inside the indoor unit.
The
shut-off valves
are properly installed and fully open.
The
stop valves
(gas and liquid) on the outdoor unit are fully open.
The
air purge
valve is open (at least 2 turns).
The following
field piping
on the cold water inlet of the DHW tank has been carried out
according to this document and the applicable legislation:
▪
Non-return valve
▪
Pressure reducing valve
▪
Pressure relief valve (and it purges clean water when opened)
▪
Tundish
▪
Expansion vessel
The
pressure relief valve
(space heating circuit) purges water when opened. Clean water
MUST come out.
The
minimum water volume
is guaranteed in all conditions. See "To check the water
volume and flow rate" in
82].
The
domestic hot water tank
is filled completely.
11.4 Checklist during commissioning
The
minimum flow rate
during backup heater/defrost operation is guaranteed in all
conditions. See "To check the water volume and flow rate" in
82].
To perform an
air purge
.
To perform a
test run
.
To perform an
actuator test run
.
Underfloor screed dryout function
The underfloor screed dryout function is started (if necessary).
11.4.1 To check the minimum flow rate
1
Confirm according to the hydraulic configuration which space heating loops
can be closed due to mechanical, electronic, or other valves.
2
Close all space heating loops that can be closed (see previous step).
3
Start the pump test run operation (see
"11.4.4 To perform an actuator test
169]).
4
Go to [6.1.8]: >
Information
>
Sensor information
>
Flow rate
to
check the flow rate. During pump test run operation, the unit can operate
below this minimum required flow rate.
Minimum required flow rate
12 l/min
