Friedrich MW09Y3FM - Manual (Page 16)

ERROR CONTENTS
INDOOR UNIT
Error contents
Error display
Outdoor unit temperature error
Communication error
Indoor unit control system error
Indoor unit fan motor error
Refrigerant system error
Added function error
Indoor unit connect error
Indoor unit temperature error
Indoor unit - Outdoor unit
Indoor unit - Wired remote controller
Room temp. sensor error
Heat exchanger temp. sensor error
Outdoor unit control system error
Discharge pipe temp. sensor error
Heat exchanger temp. sensor error
Outdoor temp. sensor error
2 way valve temp. sensor error
3 way valve temp. sensor error
Heat sinnk temp. sensor error
Compressor temp. sensor error
MANUAL AUTO button error
50Hz / 60Hz distinguish error
Electronic Air clean filter error
Electronic Air clean filter error
Current trip error
CT error
Compressor position error
Fan motor error
Connected indoor unit error
Main CPU - sub CPU communication error
Fan motor error
Fan motor error
Discharge pipe temp. error
High pressure error
High pressure switch error
Active filter error
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
Indoor unit model error blinking
off
off
off
off
off
off
off
2 flashes
3 flashes
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
off
blinking
2 - 5
flashes
8 flashes
2 flashes
3 flashes
2 flashes
3 flashes
4 flashes
off
off
7 flashes
8 flashes
2 flashes
4 flashes
7 flashes
8 flashes
2 flashes
3 flashes
5 flashes
6 flashes
7 flashes
8 flashes
2 flashes
3 flashes
2 flashes
3 flashes
6 flashes
2 - 3
flashes
blinking
off
(Orange) (Green) (Green) (Red)
OPERATION TIMER AIR CLEAN
or QUIET
COIL DRY
off
2 flashes
2 flashes
3 flashes
3 flashes
3 flashes
3 flashes
3 flashes
3 flashes
3 flashes
4 flashes
4 flashes
4 flashes
4 flashes
5 flashes
5 flashes
5 flashes
5 flashes
5 flashes
5 flashes
6 flashes
6 flashes
7 flashes
7 flashes
7 flashes
8 flashes
blinking
Indoor unit LED
15 2006.04.13