Toshiba SUPER MMK-AP0073H (IN) Service Manual page 71

Check code
Main
Outdoor 7-segment display
remote
controller Check code Sub-code
P26 P26 01: Compressor 1 side
02: Compressor 2 side
P29 P29 01: Compressor 1 side
02: Compressor 2 side
P31 — —
Detected
AI-NET Check code name
position
central control
remote controller
14 IPDU G-Tr short-circuit protection
error
16 IPDU Compressor position
detection circuit error
47 Indoor Other indoor error
(Group follower unit error)
Status Error detection condition
All stop Instantaneous over-current was
detected when compressor started.
All stop Position was not normally detected.
Corresponding E07/L07/L03/L08 was detected
unit only stops. when other indoor unit in the group
was defective.
Check item (position)
• Check connector connection and wiring on IPDU P .C. board.
• Check compressor error and defect of compressor coil.
• Check outdoor P .C. board (IPDU) error.
• Check connector connection and wiring.
• Check compressor error and defect of compressor coil.
• Check P .C. board (IPDU) error.
• Check indoor P .C. board.