Errors And Possible Causes; No Function; Operation Not Properly Possible - Leister GHIBLI AW Repair Instructions

Leister Technologies AG

5 Errors and possible causes

5.1 No function

Error
No function
No display, tool does
not heat and motor does
not run

5.2 Operation not properly possible

Error
Manipulation impossible
(switch the tool on)
No feedback on manipu-
lations (temperature or
air flow altering)
Repair instructions
Ghibli AW
Revision: B
Possible causes
1. No power supply
2. Break of power supply
cord
3. Wiring error
4. Electronic circuit defec-
tive
Possible causes
1. Control knob e-Drive
blocked, push-button de-
fective
1. BossMode is activated
 Indication: Key symbol
flashes permanently or if
altering a value
2. Control knob e-Drive
blocked, encoder defective
QM
Page
Created
Released
Modified
Repair methods
Check line/mains voltage
Replace power supply cord (chap-
ter 9.1)
Check internal wiring and contact-
ing (chapter 9.2)
If the flex wires for power supply
(blue and brown) are inverted at
the print adapter front terminal, the
electronic circuitry was destroyed.
Then, replace electronic circuit
board PTU (chapter 10.4) and/or
electronic circuit board HMI (chap-
ter 10.5) and/or electronic circuit
board HCU (chapter 10.3)
Replace electronic circuit board
PTU (chapter 10.4) and/or elec-
tronic circuit board HMI (chapter
10.5) and/or electronic circuit
board HCU (chapter 10.3)
Repair methods
Replace electronic circuit board
HMI (chapter 10.5)
Check BossMode adjustment
(chapter 7); this behaviour might
be desired
Replace electronic circuit board
HMI (chapter 10.5)
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