Carrier RAV-SP180UT-UL Installation Manual page 37

4-way Air Discharge Cassette Type
P22
P26
P29
P31
Check codes in parentheses ( ) are displayed when connected to an outdoor unit other than the new SDI series.
: Lighting : Flashing
ALT: When two LEDs are flashing, they flash alternately. SIM: When two LEDs are flashing, they flash in synchronization.
Receiving unit display OR: Orange GR: Green
ALT Outdoor unit fan error Outdoor
Outdoor unit inverter
ALT Outdoor
Idc activated
Outdoor unit position
ALT Outdoor
error
ALT Other indoor unit error Indoor
: OFF : The air conditioner automatically enters the auto-address setting mode.
Outdoor unit fan motor, outdoor unit P.C. board --- An
error (overcurrent, locking, etc.) was detected in the
outdoor unit fan drive circuit.
IGBT, outdoor unit P.C. board, inverter wiring,
compressor --- Short-circuit protection for compressor
drive circuit devices (G-Tr/IGBT) was activated.
Outdoor unit P.C. board, high-pressure switch ---
Compressor motor position error was detected.
Another indoor unit in the group is raising an alarm.
E03/L07/L03/L08 alarm check locations and error
description
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Installation Manual
Entire stop
Entire stop
Entire stop
Entire stop
Auto-reset
EN
36-EN