Toshiba RAV-SM564ATJP-E Service Manual page 66

Check Outdoor
code LED display
[P05]
[P07]
[P15]
SVM-13072.indb 66 SVM-13072.indb 66
Check and troubleshooting
(Item without special mention Indicates part of outdoor unit.)
[Power supply error]
Is the power supply voltage
is lower than or over the range?
50 Hz : AC 198 to 264 V
60 Hz : AC 198 to 242 V
NO
[Heat sink overheat error]
Is the power device on P.C. board
tightly screwed?
Are radiation grease properly applied?
YES
Does anything block the ventilation
around the heat sink?
Does anything block air flow
from the fan?
NO
[Gas leak detection]
Is there gas leak?
Is there refrigerant shortage?
NO
Is PMV under correct condition?
YES
Is service valve fully opened?
YES
Is there crushed pipe?
NO
Check temp. sensor.
TD sensor CN601, TS sensor
SM56, 80:CN603, SM110, 140:CN604
OK
– 66 –
FILE NO. SVM-13072
YES
Confirm power supply, etc.
Check outdoor P.C. board.
Defect → Replace
NO Apply radiation grease
to the power device.
Retightening of screws.
YES
Remove blocking matter.
Correct short-circuit.
Check outdoor P.C. board.
Defect → Replace
YES
Repair defective position.
Recharge refrigerant.
NO
Correct defective position.
Replace defective part.
NO
Open service valve fully.
YES
Correct and replace piping.
Error
Correct connector.
Sensor error → Replace
Check outdoor P.C. board.
Defect → Replace
11/01/13 1:53 PM 11/01/13 1:53 PM