SmartGyro 106OM405, Operation Manual

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42
TROUBLESHOOTING
SG60 Operation Manual
Anomaly message
Symptom of
gyro stabilizer
Cause Action
Alert
icon
flashes
“Motor Overtem-
perature” • Motor drive
disabled
(flywheel
deceleration)
• Precession is
not allowed
Overtemperature
detected on the
motor. • Check the coolant level of the heat
exchanger. Replenish as needed.
• Check that the glycol pump is
working.
• Check the input glycol pump
input voltage.
• Check that the three connectors
on the control box are securely
connected.
• Check if the seawater pump is
working. If it is not working, check
that the protective breaker is not
tripped, that the wiring is securely
connected between the seawater
pump and inverter box, and that
there is an AC voltage presence at
the seawater pump terminals.
• Check the seawater pump strainer,
and clean if clogged.
• Contact Smartgyro dealer or
distributor if the fault remains.
√
“U. Temp. Sens. Fail”
“L. Temp. Sens. Fail”
(both detected) • Motor drive
disabled
(flywheel
deceleration)
• Precession is
not allowed
Both connections
with the
temperature
sensors are
disconnected
or their value is
invalid. • Check that the IR sensors located
on the gyro sphere are securely
mated to the corresponding
connectors of the gyro unit wiring.
• Contact Smartgyro dealer or
distributor if the fault remains.
√
“U. Temp. Sens. Fail”
“L. Temp. Sens. Fail”
(either detected) Normal
operation One of the two
connections with
the temperature
sensors is
disconnected or its
value is invalid. • Check that the IR sensors located
on the gyro sphere are securely
mated to the corresponding
connectors of the gyro unit wiring.
• Contact Smartgyro dealer or
distributor if the fault remains.
–
“Motor Driver Fail” • Motor drive
disabled
(flywheel
deceleration)
• Precession is
not allowed
Failure is detected
on the motor drive
inside the inverter
box. Contact Smartgyro dealer or
distributor if the fault remains.
√