Detailed error
Error code
code
UA
00
7H
01
89
01
8H
00
8F
00
C0
00
7H
02
U3
00
81
00
C4
00
80
00
U5
00
U4
00
AC
00
EC
00
HC
00
CJ
02
H1
00
AA
02
HJ
08
HJ
09
HJ
10
EHBH/X16
Daikin Altherma - Low Temperature Split
4P313776-1 – 2012.05
Description
Indoor unit, outdoor unit
matching problem.
Power reset required.
Water flow problem.
Heat exchanger frozen.
Abnormal increase BUH
outlet water temperature.
Abnormal increase BUH
outlet water temperature (DHW).
Flow sensor/switch malfunction.
Please contact your dealer.
Water circuit pressure is
too high.
Under floor heating screed
dryout function not completed
correctly.
Leaving water temperature
sensor problem.
Please contact your dealer.
Heat exchanger temperature
sensor problem.
Please contact your dealer.
Returning water temperature
sensor problem.
Please contact your dealer.
User interface
communication problem.
Indoor/outdoor unit
communication problem.
Booster heater overheated.
Please contact your dealer.
Abnormal increase tank
temperature.
Tank temperature sensor
problem.
Please contact your dealer.
Room temperature sensor
problem.
Please contact your dealer.
External temperature
sensor problem.
Please contact your dealer.
External backup heater
overheated.
Please contact your dealer.
Water circuit pressure
is too high.
Water circuit pressure is
too low.
Water pressure sensor problem.
Please contact your dealer.
Detailed error
Error code
code
89
02
7H
03
A1
00
AH
00
89
03
13
Glossary
Dealer:
Sales distributor for the product.
Authorized installer:
Technical skilled person who is qualified to install the product.
User:
Person who is owner of the product and/or operates the product.
Applicable legislation:
All international, European, national and local directives, laws,
regulations and/or codes that are relevant and applicable for a
certain product or domain.
Service company:
Qualified company which can perform or coordinate the required
service to the product.
Installation manual:
Instruction manual specified for a certain product or application,
explaining how to install, configure and maintain it.
Operation manual:
Instruction manual specified for a certain product or application,
explaining how to operate it.
Accessories:
Labels, manuals, information sheets and equipment that are
delivered with the product and that need to be installed
according to the instructions in the accompanying
documentation.
Optional equipment:
Equipment made or approved by Daikin that can be combined
with the product according to the instructions in the
accompanying documentation.
Field supply:
Equipment not made by Daikin that can be combined with the
product according to the instructions in the accompanying
documentation.
13 Glossary
Description
Heat exchanger frozen.
Water circuit pressure
is too high.
EEPROM reading error.
Tank disinfection function not
completed correctly.
Heat exchanger frozen.
Installer reference guide
60
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