Daikin Altherma 3 M - Page 303

4 | Third party components
Service manual
303
EBLA09~16DA + EDLA09~16DA
Daikin Altherma 3 M
ESIE20-06A – 2021.03
a
a
b
c
d
a External pump
b By‑pass
c Underfloor heating circuit
e Radiators circuit
2 If impossible to program as such, the external pump needs to be removed
from the installation.
Is the problem solved? Action
Yes No further actions required.
No Return to the troubleshooting of the
specific error and continue with the
next procedure.
To remove/drain water from the water circuit
INFORMATION
This procedure partially drains the water circuit, sufficient for component
replacement.
Prerequisite: Stop the unit operation via the user interface.
Prerequisite: Turn OFF the respective circuit breaker.
Prerequisite: Remove the required plate work, see "3.17Plate work"[4230].
1 Close the stop valves of the water circuit.
2 Open the air purge valves, see "4.3.2Repair procedures"[4302].
3 Open the drain valve to drain water from the water circuit. Collect the drained
water in a drain pan, bottle,….
a
a Drain valve
4 To add water to the water circuit, see "4.3.2Repair procedures"[4302].