Dohle ExOn8 DX318, Operating Instructions Manual

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Operating Instructions
Industrial Extruder DX318 ExOn8 3x400V
Extrusionstechnik GmbH 26
4. Error tracing
Malfunctioning
Error
– No.
Driving motor does not start 01,02,04,05,06,07,08,09,10,11,12
Driving motor switches off 03,04,05,06,07,08,09,10
Extruder remains cold 04,05,06,07,08,09,15,17
Hot air remains cold 05,07,08,09,12
Hot air temperature is under 11,13
desired value
Extrusion temperature is under
11
desired value
Extruder does not deliver extruded
11
material from the die
Display does not light up
01
Display shows: S . e r r 15
Display not constant 17
Display shows direction of action: - 18
Error-No. possible cause Elimination of error
01 No power supply Provide power supply
02 Incorrect mains voltage Have checked by skilled technician
03 Extension cord becomes hot Check cable diameter
Run out cable completely from reel
04 Thermoelement for mass defective Exchange thermoelement
05 Thermoelement for air defective Exchange thermoelement
06 Temperature control unit for mass
defective Exchange temperature control unit
07 Temperature control unit for air defective Exchange temperature control unit
08 On/Off switch for heating units in OFF
position Put switch to ON position
09 Defect on cable connections Have checked by skilled technician
10 Carbon brushes of drive motor worn Replace by new carbon brushes
11 Pre-heating time too short Heat up extruder
12 External air supply not connected Connect external air supply
13 Air flow too high when using external air
supply Reduce to prescribed quantity
15 Breakage of monitoring thermoelement Replace thermoelement
16 Unsuccessful attempt to change a
blocked parameter Blockage can only be removed by a
skilled technician
17 Thermoelement failure or loose
connections Check thermoelement
Check connections
18 Sensor incorrectly connected,
+ and
– mistaken
Check connections