Using Sw4 In Outdoor Unit - Mitsubishi Electric PLA-RP-AA Installationshandbuch

8. Test run
B
CHECK
C
TEMP.
ON/OFF
FILTER
CHECK TEST
TIMER SET
A
CENTRALLY CONTROLLED 1Hr.
ON OFF ˚C
CHECK
CLOCK
˚C
CHECK MODE
STAND BY INDOOR UNIT ERROR CODE
FUNCTION
NOT AVAILABLE
DEFROST ADDRESS NO OA UNIT ADDRESS NO
D
E
a)
CENTRALLY CONTROLLED 1Hr.
ON OFF ˚C
CHECK
CLOCK
˚C CHECK MODE
STAND BY INDOOR UNIT ERROR CODE
FUNCTION
DEFROST NOT AVAILABLE
ADDRESS NO OA UNIT ADDRESS NO
F
Fig. 8-3
• For description of each check code, refer to the following table.
1 Check code
P1 Intake sensor error
P2 Pipe sensor error
P4 Drain sensor error
P5 Drain pump error
P6 Freezing / Overheating safeguard operation
P8 Pipe temperature error
P9 TH5 sensor error
U0–UP Outdoor unit error
F1–FA Outdoor unit error
E0–E5 Signal error between remote controller and indoor units
E6–EF Communication error between indoor and outdoor units
– – No alarm history
F F F F No unit
• On wireless remote controller
2 The continuous buzzer sounds from receiving section of indoor unit.
3 Blink of operation lamp
• On wired remote controller
1 Check code displayed in the LCD.
• If the unit cannot be operated properly after the above test run has been performed, refer to the following table to remove the cause.
Wired remote controller
H0
H0 → Error code
Display messages do not apper even
when operation switch is turned ON
(operation lamp does not light up).
On the wireless remote controller with condition above, following phenomena takes place.
• No signals from the remote controller are accepted.
• OPE lamp is blinking.
• The buzzer makes a short pipng sound.
10
A B
CHECK
ON/OFF TEMP
4
FAN AUTO STOP
MODE VANE AUTO START
CHECK LOUVER h
2
TEST RUN min
SET RESET CLOCK
FILTER
Fig. 8-4
FILTER
Symptom
Symptom
LED 1, 2 (PCB in outdoor unit)
For about 2
After LED 1, 2 are lighted, LED 2 is turned off,
minutes following
then only LED 1 is lighted. (Correct operation)
power-on
Only LED 1 is lighted. → LED 1, 2 blink.
After about 2
minutes has
expired following
power-on
Only LED 1 is lighted. → LED 1 blinks twice,
LED 2 blinks once.

8.2.3. Using SW4 in outdoor unit

Refer to the outdoor unit installation manual.
8.3. Self-check
8.3.1. Wired remote controller (Fig. 8-3)
1 Turn on the power.
2 Press the [CHECK] button twice.
3 Set refrigerant address with [TEMP] button if system control is used.
4 Press the [ON/OFF] button to stop the self-check.
A CHECK button
B Refrigerant address
C TEMP. button
D IC: Indoor unit
OC: Outdoor unit
E Check code
F Unit address
3
8.3.2. Wireless remote controller (Fig. 8-4)
1 Turn on the power.
CHECK
2 Press the button twice.
(Start this operation from the status of remote controller display turned off.)
A
begins to light.
CHECK
B «00» begins to blink.
3 While pointing the remote controller toward the unit's receiver, press the
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.
4 Press the ON/OFF button to stop the self-check.
2 Buzzer sound
Single beep × 1
Single beep × 2
Single beep × 4
Single beep × 5
Single beep × 6
Single beep × 8
Single beep × 2
Double beep × 1
Double beep × 1
Sounds other than above
Sounds other than above
No sound
Triple beep
• For about 2 minutes following power-on, operation of the
remote controller is not possible due to system start-up. (Cor-
rect operation)
• Connector for the outdoor unit's protection device is not con-
nected.
• Reverse or open phase wiring for the outdoor unit's power
terminal block (L1, L2, L3)
• Incorrect wiring between indoor and outdoor units (incorrect
polarity of S1, S2, S3)
• Remote controller wire short
h
3 OPE LED
Lit for 1 sec. × 1
Lit for 1 sec. × 2
Lit for 1 sec. × 4
Lit for 1 sec. × 5
Lit for 1 sec. × 6
Lit for 1 sec. × 8
Lit for 1 sec. × 2
Lit for 0.4 sec. + 0.4 sec. × 1
Lit for 0.4 sec. + 0.4 sec. × 1
Lights other than above
Lights other than above
Not lit
Not lit
Cause