POWERFIX PDM 300 B1
8. Maintenance / cleaning
8.1 Maintenance
Maintenance work is necessary if the multimeter has been damaged or if liquid or objects have
penetrated the housing, the multimeter has been exposed to rain or moisture or if it does not
work correctly or has been dropped. In such cases, the multimeter should not be used until it has
been inspected by authorised service personnel. Only have qualified personnel carry out the
servicing on the device.
8.2 Replacing the fuse
To replace the fuse, proceed as follows:
Switch off the multimeter and remove all test leads before opening the multimeter!
Loosen the two lower screws on the back of the multimeter and take off the back panel.
Replace faulty fuse F1 (F 250mA / 300V) or F2 (F 10A / 300V) with a new one of the same type.
Replace the back panel and screw it tight with the two screws.
60 - English