Check
code
Outdoor
LED display
Check and troubleshooting
(Item without special mention Indicates part of outdoor unit.)
[F08]
[Outside air temp. sensor (TO) error]
Correct connector.
Sensor error
→
Replace
Check outdoor P.C. board.
Defect
→
Replace
Is connection of CN602 correct?
Is resistance value of TO sensor correct?
YES
NO
[F12]
[Suction temp. sensor (TS) error]
Correct connector.
Sensor error
→
Replace
Check outdoor P.C. board.
Defect
→
Replace
Is connection of CN600 correct?
Is resistance value of TS sensor correct?
YES
NO
[F13]
[Heat sink temp. sensor (TH) error]
Check outdoor P.C. board. (MCC-1627)
Defect
→
Replace
[F15]
[Miss-mounting of heat exchanger sensor (TE, TS)]
Check outdoor P.C. board.
Defect
→
Replace
Correct connector.
Sensor error
→
Replace
Correct connector.
Sensor error
→
Replace
Correct sensor mounting.
Is mounting status of
TE and TS sensors correct?
Is CN600 connection correct?
Is resistance value of TS sensor correct?
Is CN601 connection correct?
Is resistance value of TE sensor correct?
YES
YES
YES
NO
NO
NO
- 51 -
FILE NO. SVM-17005