Handleiding
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Symptom
Cause
Solution
Unit status is Run.
Bell icon is moving on controller’s
display.
LWT Reset function cannot be used.
String in the alarm list:
BadSetPtOverrideInput
String in the alarm log:
± BadSetPtOverrideInput
String in the alarm snapshot
BadSetPtOverrideInput
LWT reset input signal is out of range.
For this warning out of range is a signal
less than 3mA or more than 21mA.
Check for values of input signal to
the unit controller. It has to be in the
allowed mA range.
Check for electrical shielding of
wirings.
Check for right value of the unit’s
controller output in case input signal
is into allowed range.
Reset
Notes
Local HMI
Network
Auto
Automatically clears when the
signal returns in the allowed range.
5.1.4 Energy Meter Communication Fail
This alarm is generated in case of communication problems with the energy meter.
Symptom
Cause
Solution
Bell icon is moving on controller’s
display.
String in the alarm list:
EnrgMtrCommFail
String in the alarm log:
± EnrgMtrCommFail
String in the alarm snapshot
EnrgMtrCommFail
Module has no power supply
Refer to the datasheet of the specific
component to see if it is correctly
powered
Wrong cabling with the Unit Controller
Check if the polarity of the
connections is respected.
Modbus parameters not properly set
Referring to the datasheet of the
specific component to see if the
modbus parameters are set
correctly:
Address = 20
Baud Rate =19200 kBs
Parity = None
Stop bits =1
Module is broken
Check if the display shows
something and the power supply is
present.
Reset
Notes
Local HMI
Network
Auto
Automatically clears when the
communication is re-established.
5.1.5 Evaporator Pump #1 Failure
This alarm is generated if the pump is started but the flow switch is not able to close within the recirculate time. This can
be a temporary condition or may be due to a broken flow switch, the activation of circuit breakers, fuses or to a pump
breakdown.
Symptom
Cause
Solution
Unit could be ON.
Bell icon is moving on controller’s
display.
Backup pump is used or stop of all
circuits in case of pump #2 failure.
String in the alarm list:
EvapPump1Fault
String in the alarm log:
± EvapPump1Fault
String in the alarm snapshot
EvapPump1Fault
Pump #1 may not be operating.
Check for problem in electrical wiring
of the pump #1.
Check that electrical breaker of pump
#1 is tripped.
If fuses are used to protect the pump,
check the integrity of fuses.
Check for problem in wiring
connection between pump starter
and unit controller.
Check the water pump filter and the
water circuit for obstructions.
Flow Switch doesn’t operate properly
Check flow switch connection and
calibration.
Reset
Notes
Local HMI
Network
Auto
Bekijk gratis de handleiding van Daikin EWAH670TZXRB2, stel vragen en lees de antwoorden op veelvoorkomende problemen, of gebruik onze assistent om sneller informatie in de handleiding te vinden of uitleg te krijgen over specifieke functies.
Productinformatie
| Merk | Daikin |
| Model | EWAH670TZXRB2 |
| Categorie | Airco |
| Taal | Nederlands |
| Grootte | 11657 MB |
