Instruction Booklet
29ENGLISH
KHEOS PLUS
EN
12. Troubleshooting
Repair, maintenance or adjustment operations not described in the above chapters must be performer only by
specialized staff. (Failure to do so will relieve CTR S.R.L. of all responsibility for unit malfunction).
The table indicates the skill level needed to perform the operation. It is important to follow these instructions
strictly.
Operator: person trained to use the machine (trained directly/indirectly by CTR staff)
Specialized technician: person trained and authorized by CTR to perform technical procedures.
After you have solved the problem with the instructions given below, you can restart the procedures you were performing from the
beginning.
Problem Causes Remedies Operation
Unit not working
1) Unit switched on and off
repeatedly
2) External unit fuses blown
3) Internal unit fuses blown
1) Switch unit off and wait at
least 10 sec. before restarting
unit
2) Replace
3) Replace
1) Operator
2) Operator
3) Specialized technician
Unit not recovering
1) Fuse blown
2) Recovery compressor damaged
1) Check fuse in recovery
compresor/solenoid valve on circuit
board
2) Replace compressor
1) Specialized technician
2) Specialized technician
Vacuum pump not
working
1) Gas in the circuit
2) No power to pump
3) Vacuum pump damaged
1) Perform a recovery phase
2) Check power supply and fuses
3) Replace the pump
1) Operator
2) Specialized technician
3) Specialized technician
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