15
|
Troubleshooting
Installer reference guide
267
ERLA11~W1 + EBSH/X(B)11+16P30+50DF
Daikin Altherma 3 R ECH₂O
4P663482-1A – 2021.11
15.3.5 Symptom: The pump is blocked
Possible causes
Corrective action
If the unit has been powered off for a
long time, lime might block the rotor of
the pump.
Remove the screw of the stator housing
and use a screwdriver to turn back and
forth the ceramic shaft of the rotor until
the rotor is deblocked.
(a)
Note:
Do NOT use excessive force.
2
2
1
2
2
1
3
(a)
If you cannot deblock the rotor of the pump with this method, you will need to
disassemble the pump and turn the rotor by hand.
15.3.6 Symptom: The pump is making noise (cavitation)
Possible causes
Corrective action
There is air in the system
Purge air manually (see
252]) or use the
automatic air purge function (see
Содержание Altherma 3 R ECH2O
Страница 313: ......
Страница 314: ......
Страница 315: ......
Страница 316: ...4P663482 1A 2021 11 Copyright 2021 Daikin Verantwortung für Energie und Umwelt ...