Daikin EUWL KZW1 Series, Service Manual

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ESIE-0303 Malfunction Indications and Safeties Overview
Part 3 – Troubleshooting 3–9
3 3
4
5
1
What to do in the
event of an alarm ■ In the event of automatic reset, the system restarts automatically.
■ In the event of manual reset, proceed as follows:
Resetting warning
code
n1
To reset warning code
n1
, proceed as follows:
■ After resetting the timer, carry out the required maintenance activities.
■ It is also possible to reset the timer
cv
, which defines the total running hours of the pump, in the
same way.
Step Action Result
1
Press
m
.
The buzzer stops.
2 Find the cause of the alarm and correct it. The system has been repaired.
3 Reset the alarm manually by pressing the
u
and
d
key simultaneously for ± 5 s.
The controller continues its normal opera-
tion, displaying the inlet water temperature.
Step Action
1
Enter the list of direct parameters by pressing the
s
key for ± 5 s.
The parameter code
r1
appears on the display.
2
Select parameter
c9
using the
u
and
d
key.
3
Press the
s
key to choose the parameter and to switch to the parameter value.
4
Press the
u
and
d
key simultaneously for approximately 5 s.
The timer’s value resets to 0.
5
Press the
s
key to return to parameter code
c9
.
6
Press the
p
key to return to normal operation.