Mitsubishi Electric PCA-A-KA Installation Manual page 11

7. Test run
ERROR CODE
TEMP. ON/OFF
MENU ON/OFF FILTER
BACK MONITOR/SET DAY CHECK TEST
PAR-21MAA CLOCK OPERATION CLEAR
ERROR CODE
ERROR CODE
Fig. 7-3
• Refer to the following tables for details on the check codes. (Wireless remote controller)
[Output pattern A]
Beeper sounds Beep
OPERATION
INDICATOR
lamp blinking
Off
pattern
Approx. 2.5 sec.
Self-check
starts
(Start signal
Number of blinks/beeps in pattern indicates the check
received)
code in the following table (i.e., n=5 for "P5")
[Output pattern B]
Beeper sounds Beep
OPERATION
INDICATOR
lamp blinking
Off
pattern
Approx. 2.5 sec.
Self-check
starts
(Start signal
received)
[Output pattern A] Errors detected by indoor unit
Wireless remote controller
Beeper sounds/OPERATION
INDICATOR lamp blinks
(Number of times)
1 P1
P2
2
P9
3 E6, E7
4 P4
P5
5
PA
6 P6
7 EE
8 P8
9 E4
10 —
11 —
12 Fb
No sound E0, E3
No sound E1, E2
No sound – – – –
CHECK
ON/OFF TEMP
FAN AUTO STOP
MODE VANE AUTO START
CHECK LOUVER h
TEST RUN min
SET RESET CLOCK
Fig. 7- 4
Beep Beep Beep Beep
st nd rd th
1 2 3 n
On On On
On
0.5 sec. 0.5 sec. 0.5 sec.
0.5 sec.
Beep Beep
st nd
1 2
On On On
Approx. 3 sec. 0.5 sec. 0.5 sec.
Number of blinks/beeps in pattern indicates the check
code in the following table (i.e., n=5 for "U2")
Wired remote
controller
Check code
Intake sensor error
Pipe (TH2) sensor error
Pipe (TH5) sensor error
Indoor/outdoor unit communication error
Drain sensor error / Float switch connector open
Drain pump error
Forced compressor error
Freezing/Overheating protection operation
Communication error between indoor and outdoor units
Pipe temperature error
Remote controller signal receiving error
—
—
Indoor unit control system error (memory error, etc.)
Remote controller transmission error
Remote controller control board error
No corresponding
7.3. Self-check
7.3.1. Wired remote controller (Fig. 7-3)
Turn on the power.
1
Press the [CHECK] button twice.
2
Set refrigerant address with [TEMP] button if system control is used.
3
Press the [ON/OFF] button to stop the self-check.
4
A CHECK button
Refrigerant address
B
TEMP. button
C
IC: Indoor unit
D
OC: Outdoor unit
E Check code
F Unit address
7.3.2. Wireless remote controller (Fig. 7-4)
Turn on the power.
1
CHECK
Press the button twice.
2
(Start this operation from the status of remote controller display turned off.)
A begins to light.
B "00" begins to blink.
While pointing the remote controller toward the unit's receiver, press the
3
button. The check code will be indicated by the number of times that the buzzer
sounds from the receiver section and the number of blinks of the operation
lamp.
Press the ON/OFF button to stop the self-check.
4
Beep Beep
st nd
1 2 · · · Repeated
Off On On
Approx. 2.5 sec. 0.5 sec. 0.5 sec.
Number of blinks/beeps in pattern indicates
the check code in the following table
Beep Beep
rd th
3 n
On On Off
0.5 sec. 0.5 sec. Approx. 2.5 sec.
Symptom
Beep Beep
st nd
1 2 · · · Repeated
On On On
Approx. 3 sec. 0.5 sec. 0.5 sec.
Number of blinks/beeps in pattern indicates
the check code in the following table
Remark
h
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