–
95
–
‘19 • KX-SM-318
Error code
Remote control:
7-segment display:
LED
Green
Red
Indoor
Outdoor
Content
E32
E32
Open L3 Phase on
power source at primary side
Keeps flashing Stays Off
Keeps flashing 1 time flash
1. Applicable model
5. Troubleshooting
Outdoor unit
Diagnosis
Countermeasure
Is the power
source voltage (between phases) at
the primary side OK?
Save data for 30 minutes before
stopping in Mente PC
Does E32 recur?
YES
Reset the power source
and restart operation.
NO
YES
NO
Check and save the data of
operating condition.
Check the conditions
whether it occurs
immediately after the
power on or during
operation or stopping.
(It will be useful to
persuade the customer why
an improvement of power
source is required by
showing these data.)
Propose an improvement to
the customer.
Check it, as much as
possible, under the
operating conditions for
30 minutes before error
occurred.
Replace outdoor unit control
PCB.
Wait and see without taking
any action.
2. Error detection method
By checking the power source
voltage at primary side of the
outdoor unit control PCB
(Check only L3 phase)
3. Condition of error displayed
When the power source voltage
between L1-L3 or L2-L3
becomes 0V and/or the current
of L3 decrease to 0A
4. Presumable cause
• Anomalous power source at
primary side
• Outdoor unit control PCB
anomaly.
Note:
E31
E31
Duplicated outdoor unit address No.
Stays Off
1. Applicable model
5. Troubleshooting
Outdoor unit
Diagnosis
Countermeasure
Does it recur?
Is E31 displayed?
Check outdoor unit address Nos.
in the same Superlink system
Reset the power
and restart operation.
Save data for 30 minutes before
stopping in Mente PC.
Does the same
address No. exist?
YES
YES
NO
NO
Check and save the data of
operating condition.
Check the conditions
whether it occurs
immediately after the power
on or during operation.
Check the address Nos. of
outdoor units connected in
same Superlink system.
During test run
No action is taken by
judging that the power
reset was not done after
changing address.
Correct address.
Replace outdoor unit control
PCB. *
* Before replacement,
the rotary switch for
address setting is not
damaged. (It was
experienced that No. 5
on rotary switch was not
recognized.)
2. Error detection method
address No. exsisted in the
same Superlink system by
scanning the address No. set
for each outdoor unit with
microcomputer.
3. Condition of error displayed
When duplicated outdoor unit
address No. exists in the same
Superlink system.
4. Presumable cause
• Mistake in the address setting
of outdoor units
• More than 129 indoor units
connected
[
Maximum number of setting
address switch is for 128 units
]
• No setting of Master/
Slave selection switch for
combination use
Note:
In case of combination use, set the same address to both master and slave units. Distinction of master or slave unit is done by
setting of SW4-7. ( Refer the instruction manual and technical manual in detail.)
Caution:
power is reset after changing addess.
Caution:
Address No. of outdoor unit with new
Error code
Remote control:
7-segment display:
LED
Green
Red
Indoor
Outdoor
Content
Summary of Contents for FDC121KXZEN1
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