Samsung FH070EAV Servise Manual page 19

Alignment and Adjustments
Outdoor Error Display and Check Method(cont.)
Inverter LED
MAIN
7-Segment
Yellow Green
◎ ●
○ ●
● ○
◎ ◎
● ◎
● ○
● ●
○ ●
● ○
● ●
◎ ○
-
○ ◎
-
◎ ◎
3-4
Content
Red
Comp Vlimit error
○
DC-Link voltage under/
◎
over error
Comp rotation error
●
Current sensor error
●
DC-Link valtage sensor error • Check the connection of input power
◎
OTP error
◎
AC Line Zero Cross Signal
◎
out
Comp Lock error
○
Fan error(two fan outdoor)
○
GAS Leak error(Dual/Single)
○
Capacity miss match
○
Test Operation at Cooling
◎
Mode
Test Operation at Heating
◎
Mode
Measures
• Check the connection status of compressor
• Check the resistance between different phases
in compressor
• Check the connection of input power
• Check the connection status of the compressor
• Check the resistance between different phases
in compressor
• Check the PCB operates normally
• Check the PCB operates normally
• Check the connection of input power
• Check the connection status of the compressor
• Check the resistance between different phases
in compressor
• Check the input power connection status
• Check the connection status between the
motor and PCB in outdoor unit
• Check the fuse of indoor/outdoor units
• Check refrigerant is filled
• Check the indoor EVA sensor
• Check the indoor unit's option code
• Check the capacity of indoor unit's and
outdoor unit's
-
-
Product operation status in
case of error
Outdoor unit
Number of compressor/
Times outdoor unit
fan
9 Times Operation-off
Restart(after
-
3min.)
3 Times Operation-off
1 Time Operation-off
1 Time Operation-off
1 Time Operation-off
1 Time Operation-off
3 Times Operation-off
1 Time Operation-off
3 Times Operation-off
1 Time Operation-off
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Samsung Electronics