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20.1.5
Check / change carbon brushes
21 STORAGE
Improper storage can damage and destroy important components. Only store packed
or unpacked parts under the intended environmental
When the machine is not in use, store it in a dry, frost-proof and lockable place to prevent the
formation of rust on the one hand and to ensure that unauthorised persons and in particular
children have no access to the machine on the other hand.
22 DISPOSAL
Observe the national waste disposal regulations. Never dispose of the machine,
machine components or equipment in residual waste. If necessary, contact your
local authorities for information on the disposal options available.
If you buy a new machine or an equivalent device from your specialist dealer, he
is obliged in certain countries to dispose of your old machine properly.
23 TROUBLESHOOTING
Danger due to electrical voltage! Manipulating the machine with the power supply up
may result in serious injury or death. Before carrying out any troubleshooting work,
always disconnect the machine from the power supply and secure it against
unintentional recommissioning.
Many possible sources of error can be excluded in advance if the machine is properly connected to
the mains.
If you are unable to carry out necessary repairs properly and/or do not have the required training,
always consult a specialist to solve the problem.
HOLZMANN MASCHINEN GmbH www.holzmann-maschinen.at
Check the carbon brushes after the first 50 hours of operation
with a new machine or when new brushes are fitted. After
carrying out the first check, repeat the check every 10 hours of
operation.
If the carbon is worn down to a length of 6 mm, or if the spring
or contact wire is burnt or damaged, it is necessary to replace
both brushes. If it turns out that the brushes can be used after
removal, it is possible to remount them.
• Loosen the screws (a) and remove the motor cover
• Open the two locks (b) on the back and front side
counterclockwise
• Remove the carbon brushes (c)
• Replace the carbon brushes in reverse order
NOTE
WARNING
conditions!
STORAGE
58
ED300ECO
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