Samsung HHSM-G500005-1 Installation Manual page 80

Fault Codes
Error Contents
Code
475
Outdoor fan 2 error
554
Gas leak error
556
Capacities not matched
601
Communication error be-
tween the indoor unit and
wired remote controller
602
Communication error
between the Master
and Slave wired remote
controllers
606
COM1/COM2 cross
installation error
607
Communication error
between the Master
and Slave wired remote
controllers.
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Measure
Check th einput power connection status
Check the connection status of the motor and
the outdoor unit PCB
Check the indoor/outdoor unit fuse
Check the coolant charging status
Check the indoor EVA sensor
Check if the outdoor unit service value is open
Check that the indoor/outdoor installation
pipe/wiring are correct
Check the option code of the indoor unit
Check the connection wire between the indoor
unit and the wired remote controller
Check the option switch for defining the
master and slave (only one master and one
slave can exist)
Check that wired remote controller is con-
nected to the COM2 terminal of the indoor unit
Check the option switch for defining the
master and slave (only one master and one
slave can exist)
Product op. in Error Type
error condition
Outdoor unit /
Comp. / Ind. unit
Operation off Self diagnostic
error
Operation off Self diagnostic
error
Operation off Outdoor unit
protection control
error
Operation off Wired remote
controller error
Normal opera- Wired remote
tion controller error
Normal opera- Wired remote
tion controller error
Normal opera- Wired remote
tion controller error