Mitsubishi Heavy Industries FDC224KXZPE1 User Manual

Error code
Remote control:
7-segment display:
LED Green Red
Indoor
Outdoor
Content
'14 • KX-SM-221
E32
Open L3 Phase on
power source at primary side
Keeps ashing Stays OFF
Keeps ashing 1-time ash
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
Does E32 recur?
Restart operation
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 control
PCB.
Check the connection of
wire.
Wait and see without taking
any action.
2. Error detection method
By Checking the power source
voltage at primary side of the
outdoor control PCB.
(Check only L3 phase)
3 . Condition of error displayed
When the power source voltage
between L1-N or L2-N
becomes 0V and/or the current
of L3 decrease to 0A.
4. Presumable cause
• Anomalous power source at
primary side
• Outdoor control PCB
anomaly.
Note:
E32
-
95
-

Mitsubishi Heavy Industries FDC224KXZPE1 Specifications

General

Brand	Mitsubishi Heavy Industries
Model	FDC224KXZPE1
Category	Air Conditioner
Language	English