Error Codes - MABRU POWER SYSTEMS SC Series Installation Manual

CODE
DEFINITION OF ERROR
ERROR
Room temperature
1
sensor error
Radiator temperature
2
sensor error
Seawater temperature
3
sensor error
Radiator high
4
temperature error
5
Gas leak error

ERROR CODES

ISSUE
Compressor
stops
Radiator
temperature
sensor is
broken or
compressor
Seawater
temperature
sensor is
broken or
compressor
stops
Compressor
stops due to
high tempera-
ture of radiator
when in
heating mode
Compressor
stops
power button
POSSIBLE CAUSES
Failure of room temperature sensor
Failure or wire breakage of radiator
temperature sensor
Failure or wire breakage of seawa-
ter temperature sensor
"Loss of seawater or clogged
seawater strainer
Seawater pump is broken
Air does not circulate through the
unit
Clogged inlet grille
Fan does not rotate normally"
Breakage of gas piping
+1 888 818 2814
POSSIBLE CORRECTION
"Check for operation panel and
RJ45 cable
Replace them as necessary"
"Check for the radiator
temperature sensor and
replace as necessary
Connect the AI2 connec-
tor if it comes off"
"Check for the radiator
temperature sensor and
replace as necessary
Connect the AI3 connector
if it comes off"
"Check for seawater outlet and
clean the seawater passage
and seawater strainer as
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"
Consult an authorized distributor
or dealer
support@mabrumarine.com
Page No.24