OK
1. 3-way valve not opened 2. Outdoor unit ambient temperature too low
3. Outdoor unit fan operation defective, foreign matter at heat exchanger 4. EEV defective, strainer clogged
5. Solenoid valve defective 6. Pressure sensor characteristics defective 7. Insufficient refrigerant
No foreign object in air passage?
Heat exchange fins clogged
Fan rotates?
Outdoor unit fan motor check
Test 3 : Check the outdoor unit fan operation, heat exchanger
Test 2 : Check the outdoor unit ambient temperature
Outdoor ambient temperature lower than operating range?
Outdoor unit EEV operation check
Strainer not clogged?
Test 4 : Check the outdoor unit EEV, strainer clogging
Pressure sensor characteristics check
*
For the characteristics of the suction pressure sensor
(Refer to Trouble shooting 25)
Test 6 : Check the suction pressure sensor
Test 7 : Check the refrigerant amount
Leak check
Test 5 : Check the solenoid valve (SV1)
Solenoid
<Cooling operation>
<Heating operation>
Test 1 : Check if 3-way valve(gas side) is open.
If the 3-way valve(gas side) was closed, open the
3-way valve(gas side) and check operation.
Test 1 : Check if 3-way valve(liquid side) is open.
If the 3-way valve(liquid side) was closed, open the
3-way valve(liquid side) and check operation.
OK
OK
OK
OK
OK
OK
(SERVICE PARTS INFORMATION 3)
Trouble shooting 33
OUTDOOR UNIT Error Method:
Low Pressure Error
Pressure sensor
“Protection stop by suction pressure < 0.02MPaG continued for 5 minutes”
repeats 5 times within 2 hours.
Detective Actuators:
Detective details:
Indicate of Display:
Forecast of Cause:
Outdoor unit :
POWER
MODE
ERROR
2
0
1
(L1)
(L2)
(L6)
(L5)
(L4)
(L3)
5
PUMP
DOWN
LOW
NOISE
PEAK
CUT
02-36
Indoor Unit :
Operation lamp: 10 times Flash,
Timer lamp : 5 times Flash
ERROR CODE : [E :
A5
]
n: n times blinking
: Light ON
: Light OFF
Содержание AOU30RLXEH
Страница 4: ...1 DESCRIPTION OF EACH CONTROL OPERATION R410A WALL MOUNTED type INVERTER ...
Страница 36: ...R410A WALL MOUNTED type INVERTER 2 TROUBLE SHOOTING ...
Страница 89: ...R410A WALL MOUNTED type INVERTER 3 APPENDING DATA ...
Страница 96: ...3 1 3 Procedures to change the Function Setting 03 07 ...
Страница 120: ...3 3 17 Suenaga Takatsu ku Kawasaki 213 8502 Japan Jun 2016 Printed in Japan ...