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adhesive)
Do not disconnect any cables and only carry out a voltage measurement at the
designated points with a suitable measuring device.
After the voltage has been measured, disconnect the system for further work.
Voltage-free operation is guaranteed after a discharge time of approx. 1min
When not in use, disconnect the mains supply from the HV Trainer.
9.8
Inspection and maintenance
Inspection and maintenance work must not be carried out on the e-tron system trainer. If
repair work is required, contact the service department. The fuse must be changed by
qualified personnel.
10
Troubleshooting
10.1
Safety
Troubleshooting must not be carried out on the e-tron system trainer. In the event of a
fault, please contact the service department.
10.2
Service address
LD Didactic GmbH
Service department
Gleueler Straße 72
D–50226 Frechen
10.3
Location and marking of fuses
Fuses should only be replaced by qualified personnel. The fuse rating is F1A/250V and is
located on the IEC connector 24R.
-
Disconnect the product from the operating voltage prior to changing the fuse
-
Replace the defective fuse only with a new fuse of the same rating
-
Never bypass a defective fuse since there is a risk of fire and a life-threatening electric
shock
-
If the fuse trips again after a fuse was replaced, disconnect all poles of the product
from the operating voltage and then have it checked by a specialist
10.4
Fault condition detection
- When the mains switch is switched on, there is no 70 V DC voltage between HV+ and HV-
- When the mains switch is switched off, a 70 V DC voltage is present between HV+ and HV-
10.5
First measures to eliminate the fault
HV- Trainer
Troubleshooting
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