3
|
Troubleshooting
Service manual
90
EBLA04~08E + EDLA04~08E
Daikin Altherma 3 M
ESIE22-09 – 2022.05
Root cause category: end user
Possible failure
Root cause
Check
Repair
Space heating (cooling) or
domestic hot water
operation is NOT activated
on the user interface.
—
Confirm if space heating
(cooling) operation or
domestic hot water
operation is activated on
user interface.
Activate space heating
(cooling) or domestic hot
water operation on the
user interface.
Root cause category: parameter (setting)
Possible failure
Root cause
Check
Repair
Displayed date/time is
wrong - schedules NOT
correctly executed.
▪
NOT set date/time after
initial start-up,
▪
No power supply for
more than 48 hours.
Check date/setting and
content of schedules.
Set date/time according to
operation manual
instructions.
Displayed date/time is
wrong - schedules NOT
correctly executed.
Daylight Saving Time NOT
set correctly.
Check Daylight Saving Time
settings.
Set Daylight Saving Time
according to operation
manual.
Schedules NOT activated.
Schedules were NOT
confirmed (see the
schedule settings).
Check schedules on the
user interface.
Set schedule according to
user reference guide.
Holiday setting active.
Holiday setting is activated
in the user interface.
Check holiday settings.
Set holiday settings
correctly.
Backup heater operation
disabled.
Setting backup heater
operation mode [4‑00] is
set to 0 (disable).
Check setting [4‑00].
Change setting [4‑00] to 1.
Second step of the backup
heater is NOT allowed.
Setting "enable backup
heater step 2" [4‑07] is set
to 0 (NOT allowed).
Check setting [4‑07].
Change setting [4‑07] to 1.
Backup heater equilibrium
point was set too low.
Setting "equilibrium
temperature" [5‑01] was
set too low.
Check setting [5‑01].
Change setting [5‑01] to 0
or higher to more quickly
allow backup heater
operation.
Root cause category: installation
Possible failure
Root cause
Check
Repair
PHE condenser (partial)
blockage.
Dirty water (particles).
▪
Check water flow rate
registered
by
flow
sensor,
▪
Check
plate
heat
exchanger for blockage.
▪
If required replace the
plate heat exchanger,
▪
Check the water quality.
3‑way valve bypass
between domestic hot
water and space heating
(cooling).
3‑way valve incorrectly
mounted.
Check the 3‑way valve.
Correct the position of the
3‑way valve.
Water filter blocked.
Dirty water.
▪
Check water filter,
▪
Check water quality.
▪
Clean the water filter,
▪
Check the water quality.
draft – 31/05/2022 15:53
Содержание EBLA04E V Series
Страница 322: ...14 14...
Страница 323: ......
Страница 324: ...draft 31 05 2022 15 53 ESIE22 09 2022 05 Copyright 2022 Daikin Verantwortung f r Energie und Umwelt...