SCREW AIR COMPRESSOR OPERATOR’S MANUAL TM356-10270
English
19
Code 1641003212 - Edition 10/2020
When a fault occurs, the controller in the main interface displays the current fault content.
For example, when the pressure sensor failure, it displays the following interface:
Failure
Reason
Disposal method
Air Exhaust
Temperature too
high
Bad vent condition, Oil lacking etc.
Check the vent condition and lubricant
amount etc.
Temperature
Sensor Failure
Cable off or PT1OO damaged
Checking the wiring and PT100
Over Pressure
The pressure too high or the
pressure sensor failure
Check the pressure and the pressure
sensor
Pressure Sensor
Failure
Cable or Sensor damaged or
incorrect cable connection.
Check the wiring and sensor
Lack Phase
Power phase lacking or the
Contactor terminal damaged
Check the power and contactors
Overloaded
Voltage too low, cooler blocked,
Bearing Wear off or other
mechanical failure or wrong set data
etc.
Check the set data, Voltage, motor
bearings, cooler and other mechanical
system.
Unbalance
Power unbalance, Contactor
damaged or the internal short-circuit
of the motor
Check the power, contactors and the
motor
Rotor Lock
Voltage too low, pipes blocked,
Bearing Wear off or other
mechanical failure or wrong set data
etc.
Check the set data, Voltage, bearings,
pipes and other mechanical system.
Short Circuit
Wrong Wiring, Incorrect Data
setting etc.
Checking the wiring and set the data
correctly
Wrong Phase
Sequence
Reversed Phase sequence or
phase off
Check the wiring
Overload or
Rotor locking
during starting
process
Host start time set to a value less
than the star - delta time delay
Reset the host starting time to be longer
than star-delta delay + Load delay time
Main Contactor
activate time to
time
The emergency button loose
Check the wiring
Air Exhaust
Temperature too
high
Bad Ventilation, Low Oil etc.
Check the vent condition and Oil level
etc.
Temperature
Sensor Failure
Cable off or PT1OO damaged
Checking the wiring and PT100
Over Pressure
The pressure too high or the
pressure sensor failure
Check the pressure and the pressure
sensor
14.2.5 Maintenance Alarm
We have set an alarm to remind for ordinary maintenance.
When reaching the maintenance cycle, the corresponding maintenance alarms will appear on the
display. After the implementation of maintenance related to the content, the controller has to be reset
Process as follows:
STOP:
P SENSOR FAULT
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