Sunday, December 5, 2010

Sanyo KS0971 KS1271 Error Code


Since the indications cover various units, the corresponding parts listed below may not be present in some models.
A = OFF B = Blinking C = ON (Illuminated)

Indication on indoor unit
Qutlet (3) = A
Timer (2) = A
Operation (1) = B
Code = S01
Diagnotice item = Room temperature sensor failure
Diagnotics contents
(1) Sensor open circuit or short circuit
(2) Contact failure at connector or open circuit at terminal crimping location
(short-circuit detection only for the humidity sensor)
(3) Indoor/outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = A
Timer (2) = B
Operation (1) = A
Code = S02
Diagnotice item = Indoor heat exchanger sensor failure
Diagnotics contents
(1) Sensor open circuit or short circuit
(2) Contact failure at connector or open circuit at terminal crimping location
(short-circuit detection only for the humidity sensor)
(3) Indoor/outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = A
Timer (2) = B
Operation (1) = B
Code = S03
Diagnotice item = Humidity sensor failure
Diagnotics contents
(1) Sensor open circuit or short circuit
(2) Contact failure at connector or open circuit at terminal crimping location
(short-circuit detection only for the humidity sensor)
(3) Indoor/outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = B
Timer (2) = A
Operation (1) = A
Code = S04
Diagnotice item = Compressor temperature sensor failure
Diagnotics contents
(1) Sensor open circuit or short circuit
(2) Contact failure at connector or open circuit at terminal crimping location
(3) Outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = B
Timer (2) = A
Operation (1) = B
Code = S05
Diagnotice item = Outdoor heat exchanger sensor failure
Diagnotics contents
(1) Sensor open circuit or short circuit
(2) Contact failure at connector or open circuit at terminal crimping location
(3) Outdoor circuit board failure


Indication on indoor unit
Qutlet (3) = B
Timer (2) = B
Operation (1) = A
Code = S06
Diagnotice item = Outdoor air temperature sensor failure
Diagnotics contents
(1) Sensor open circuit or short circuit
(2) Contact failure at connector or open circuit at terminal crimping location
(3) Outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = B
Timer (2) = B
Operation (1) = B
Code = S07
Diagnotice item = Outdoor electrical current detection failure
Diagnotics contents = Outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = A
Timer (2) = A
Operation (1) = C
Code = E01
Diagnotice item = Indoor/outdoor communications failure (serial communications)
Diagnotics contents
(1) Mis-wiring (2) AC power failure (3) Blown fuse (4) Power relay failure
(5) Indoor or outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = A
Timer (2) = C
Operation (1) = A
Code = E02
Diagnotice item = • HIC circuit failure • Power Tr (transistor) circuit failure
Diagnotics contents
(1) HIC or power Tr failure (2) Outdoor fan does not turn. (3) Instantaneous power outage
(4) Service valve not opened. (5) Outdoor fan blocked. (6) Continuous overload operation
(7) Compressor failure (8) Outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = A
Timer (2) = C
Operation (1) = C
Code = E03
Diagnotice item = Outdoor unit external ROM (OTP data) failure
Diagnotics contents = (1) External ROM data failure (2) Outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = C
Timer (2) = A
Operation (1) = A
Code = E04
Diagnotice item = Peak current cut-off
Diagnotics contents
(1) Instantaneous power outage (2) HIC or power transistor failure
(3) Outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = C
Timer (2) = A
Operation (1) = C
Code = E05
Diagnotice item = .PAM circuit failure .Active circuit failure
Diagnotics contents
(1) Outdoor circuit board failure (2) Outdoor power supply voltage failure

Indication on indoor unit
Qutlet (3) = C
Timer (2) = C
Operation (1) = A
Code = E06
Diagnotice item = Compressor discharge overheat prevention activated.
Diagnotics contents
(1) Electric expansion valve failure (2) Capillaries choked (3) Shortage of refrigerant
(4) Continuous overload operation (5) Outdoor fan does not rotate (6) Outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = C
Timer (2) = C
Operation (1) = C
Code = E07
Diagnotice item = Indoor fan operating failure
Diagnotics contents = (1) Fan motor failure (2) Contact failure at connector (3) Indoor circuit board failure

Indication on indoor unit
Qutlet (3) = B
Timer (2) = B
Operation (1) = C
Code = E08
Diagnotice item = -4-way valve switching failure -Indoor zero-cross failure
Diagnotics contents
(1) 4-way valve failure (heat pump model only)
(2) Outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = B
Timer (2) = C
Operation (1) = B
Code = E09
Diagnotice item = No-refrigerant protection
Diagnotics contents
(1) Service valve not opened. (2) Shortage of refrigerant

Indication on indoor unit
Qutlet (3) = B
Timer (2) = C
Operation (1) = C
Code = E10
Diagnotice item = DC compressor drive circuit failure
Diagnotics contents = (1) Open phase (2) Outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = C
Timer (2) = B
Operation (1) = B
Code = E11
Diagnotice item = Outdoor fan operating failure
Diagnotics contents = (1) Fan motor failure (2) Contact failure at connector (3) Outdoor circuit board failure

Indication on indoor unit
Qutlet (3) = C
Timer (2) = B
Operation (1) = C
Code = E12
Diagnotice item
Outdoor system communications failure.
Outdoor high-pressure SW.
OLR operation.
Outdoor power supply open phase.
Outdoor coil freezing.
Diagnotics contents
(1) Mis-wiring (2) Blown fuse (3) Power relay failure (4) Open phase
(5) Outdoor circuit board failure (6) Compressor failure

Indication on indoor unit
Qutlet (3) = C
Timer (2) = C
Operation (1) = B
Code = E13
Diagnotice item = Freeze-prevention operation activated
Diagnotics contents
(1) Indoor fan system failure (2) Shortage of refrigerant (3) Low-temperature operation

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