Alarm List - Daikin EWWQ-AJYNN Service Manual

The Digital Controller
1.5.10

Alarm List

1
Introduction
2
Alarm table - Chiller
Code Alarm description
AL01 Severe alarm
AL02 Antifreeze alarm
3
AL03 Evaporator pump thermal
AL04 Condenser pump thermal
AL05 Evaporator flow control
AL06 Condenser flow control
4 AL10 Low-pressure pressure
switch 1
AL11 Low-pressure pressure
switch 2
AL12 High-pressure pressure
switch 1
AL13 High-pressure pressure
switch 2
5
AL14 Oil-differential pressure
switch 1
AL15 Oil-differential pressure
switch 2
AL16 Compressor 1 thermal
AL17 Compressor 2 thermal
AL20 Fan 1 thermal
AL21 Fan 2 thermal
AL22 Fan 3 thermal
AL23 High press. transducer 1
AL24 High press. transducer 2
AL30 Damaged probe B1
AL31 Damaged probe B2
AL32 Damaged probe B3
AL33 Damaged probe B4
AL34 Damaged probe B5
AL35 Damaged probe B6
AL36 Damaged probe B7
AL37 Damaged probe B8
AL40 Pump maintenance
AL41 Compressor 1 maintenance
AL42 Compressor 2 maintenance
AL50 Offline unit 1
AL51 Offline unit 2
AL54 Evaporator fan thermal
AL55 Damaged 32k clock card
2–44
The table below shows the list of the possible alarms with the identifier number, the cause and the
reset type (A = auto, M = manual).
Compressor
Fan off
off
* *
* *
* *
* *
* *
* *
*Circuit 1
*Circuit 2
*Circuit 1
*Circuit 2
*Circuit 1
*Circuit 2
*Comp 1
*Comp 2
*
*
*
*Circuit 1 *
*Circuit 2 *
* *
* *
Pump System Reset
off off (auto/man)
* * man
* * man or auto
(default is
"manual")
* * man
* * man
* man
* man
man
man
man
man
man
man
man
man
man
man
man
man
man
* * auto
* * auto
auto
auto
auto
auto
auto
auto
man
man
man
auto
auto
man
man
ESIE07-05
Delay Enabling
no enabling both on master
and slave
no resetting mode can be set
by user
no
no
selectable enabling both on master
and slave
selectable
selectable
selectable
no
no
selectable
selectable
no
no
no
no
no
no
no
60 sec
60 sec
60 sec
60 sec
60 sec
60 sec
60 sec
60 sec
30 sec
30 sec
Part 2 – Functional Description