Toshiba Super MMU-AP0092H Service Manual page 93

Lamp indication
Operation Timer Ready
Alternate flash
Operation Timer Ready
Alternate flash
Operation Timer Ready
Simultaneous flash
Operation Timer Ready
Flash
Operation Timer Ready
Simultaneous flash
Operation Timer Ready
Simultaneous flash
Operation Timer Ready
Simultaneous flash
Check code
F01 Heat exchanger sensor (TCJ) error
F02 Heat exchanger sensor (TC2) error
F03 Heat exchanger sensor (TC1) error
F10 Room temp. sensor (TA) error
F04 Discharge temp. sensor (TD1) error
F05 Discharge temp. sensor (TD2) error
F06 Heat exchanger sensor (TE1) error
F07 Liquid temp. sensor (TL) error
F08 Outside temp. sensor (TO) error
F12 Suction temp. sensor (TS1) error
F13 Heat sink sensor (TH) error
Misconnection of heat exchanger sensor (TE) with liquid temp. sensor (TL)
F15
→ Miswiring of temp. sensor in outdoor unit or miss-mounting
Miswiring between high pressure sensor (Pd) and low pressure sensor (Ps)
F16
→ Misconnection of pressure sensor in outdoor unit
F23 Low pressure sensor (Ps) error
F24 High pressure sensor (Pd) error
F29 Indoor unit EEPROM error
H01 Compressor break-down
H02 Compressor lock
H03 Current detection circuit error
H04 Compressor 1 case thermo operation
H06 Low pressure (Ps) drop error
H07 Oil face drop detection error
H08 Oil face detection circuit system temp. sensor (TK1, TK2, TK3, TK4) error
H14 Compressor 2 chase thermo operation: Protective device of outdoor unit operated.
H16 Oil face detection circuit system error: Outdoor unit TK1, TK2, TK3, TK4 circuit
system error
L03 Duplicated header units in indoor unit
L05 Duplicated priority indoor unit (Displayed in the room with priority)
L06 Duplicated priority indoor unit (Displayed in a room except one with priority)
L07 Group cable was connected to individual indoor unit.
L08 Indoor group address was unset.
L09 Indoor capacity was unset.
L04 Duplicated setting of outdoor line address
L10 Outdoor capacity was unset.
L17 Disagreement error of outdoor unit type
L18 COOL/HEAT select unit system error
L20 Duplicated address of central control system
L28 No. of connected outdoor units over
L29 Defective No. of IPDU
L30 Indoor unit outside interlock error
F31 Outdoor unit EEPROM error
Cause of trouble occurrence
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
Temp. sensor error in indoor unit










Outdoor unit temp. sensor error








Pressure sensor error in outdoor unit




Outdoor unit compressor system error


Protections stop of outdoor unit
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