Friedrich MS24Y3F - Manual (Page 12)

ERROR CONTENTS
(Indoor unit)
Operation can be checked by lighting and flashing of the display section OPERATION, , and
TIMER lamps.
Perform judgment in accordance with the following.
11 2006.05.24
TEST RUNNING
When the air conditioner is run by pressing the remote control unit test run button, the OPERATION and
TIMER lamps flash slowly at the same time.
ERROR
The OPERATION, TIMER, and SWING lamps operate as follows (Table) according to the error contents.
Error display
OPERATION TIMER SWING
(RED) (GREEN) (ORANGE)
Error contents
Indoor unit circuit board error
Indoor unit room temperature sensor wire opened
Indoor unit room temperature sensor wire short circuited
Indoor unit piping sensor wire opened
Indoor unit piping sensor short circuited
Outdoor unit piping sensor error
Outdoor unit circuit board error
Miswiring between outdoor unit and indoor unit
2 times
2 times
3 times
3 times
Indoor unit fan error 6 times
3 times
Outdoor unit outdoor temperature sensor error 4 times
Outdoor unit discharge temperature sensor error 5 times
5 times
5 times
: Fast flashing : Slow flashing : Off
SWING lamp (Orange)
SWING lamp (Orange)
TIMER lamp (Green)
OPERATION lamp (Red)
SWING
MANUALAUTO
SWING
TIMER
OERATION