MABRU POWER SYSTEMS SC Series Installation Manual page 25

CODE
DEFINITION OF ERROR
ERROR
6 ERROR 6 ON 12VOLTS
8 High pressure gas error
9 Radiator freezing error
Turns
solid
ERROR CODES
power button
ISSUE
LED Flashing
sequence
"Loss of seawater or clogged seawa-
Compressor
Air does not circulate through the
stops
"Air does not circulate through the
Compressor
stops
POSSIBLE CAUSES
1 Current overload protection (2
short 2 long)
2 Undervoltage protection (3 short 2
long)
3 Voltage Overload protection (4
short 2 long)
4 Startup failure (5 short 2 long)
5 Compressor low speed protection
(2 short 3 long)
6 Overload protection (3 short 3
long)
7 Internal temperature protection (4
short 3 long)
8 External temperature protection (5
short 3 long)
ter strainer
Seawater pump is broken
unit
Clogged inlet grille
Fan does not rotate normally"
unit
Clogged inlet grille
Fan does not rotate normally"
+1 888 818 2814
POSSIBLE CORRECTION
Restart unit / restart the
circuit breaker
"Check for seawater outlet and
clean the seawater passage
and seawater strainer
necessary
Bleed the air if seawater pump
absorbed the air
Clean inlet grille and filter if air
volume is not enough
Check for duct piping
Descale"
"Clean inlet grille and filter if
air volume is not enough
Check for duct piping
Change direction of the
supply grille if air gets
colder"
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