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<Cooling operation>
OK
OK
OK
OK
OK
OK
<Heating operation>
Discharge temperature thermistor
"Protection stop by "discharge temperature 110
°C
during compressor
operation'''' generated 2 times within 24 hours.
Check Point 1 : Check if 3-way valve(gas side) is open.
Discharger temp. thermistor characteristics check
(Check by disconnecting thermistor from PCB.
Refer to the Troubleshooting 22
)
Check Point 4 : Check the discharge temp. thermistor
EEV open?
Strainer clogging check
(before and after EEV, ACM, oil return)
Refer to "Service Parts Information 3"
Check Point 3 : Check the outdoor unit fan,heat exchanger
Check for foreign object at heat exchanger
Check if fan can be rotated by hand.
Motor check(PARTS INFORMATION 5)
Check Point 2 : Check the EEV, strainer
Check Point 5 : Check the refrigerant amount
Leak check
If the 3-way valve(gas side) was closed, open the
3-way valve(gas side) and check operation.
02-34
Check Point 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.
1. 3-way valve not opened
2. EEV defective, strainer clogged
3. Outdoor unit operation failure, foreign matter on heat exchanger
4. Discharge temperature thermistor failure
5. Insufficient refrigerant
Detective Actuators:
Detective details:
Forecast of Cause :
Trouble shooting 33
OUTDOOR UNIT Error Method:
Discharge Temp. Error
Indicate or Display:
Error code : A1
EEV open?
Strainer clogging check
(before and after EEV, ACM, oil return)
Refer to "Service Parts Information 3"
Check Point 2 : Check the EEV, strainer
Outdoor unit :
n: n times blinking
: Light ON
: Light OFF
Mode Error L1 L2
L6
L5
L4
L3
2
10
1
Содержание AUXG30KRLB
Страница 2: ...1 CONTROL AND FUNCTIONS 2020 06 01 SR_CH04_AU006EF_01 ...
Страница 4: ...8 8 High temperature and high pressure release control 04 36 CONTENTS continued ...
Страница 5: ......
Страница 42: ...2 TROUBLE SHOOTING CASSETTE type INVERTER ...
Страница 90: ...Jun 2020 Printed in Japan 3 3 17 Suenaga Takatsu ku Kawasaki 213 8502 Japan ...