Husqvarna BMG 780 Bedienungsanweisung Seite 23

Problem
The product does not
start.
The product stops af-
ter a while.
The product is not
easy to hold on to.
The product makes
an irregular scratch
pattern.
There are sudden un-
wanted movements
in the product.
1811 - 001 - 02.05.2022
Cause
The emergency stop button is engaged.
A defective component.
Only 1 phase comes into the product.
The extension cable is disconnected or dam-
aged.
No power supply.
For 230 V system: Incorrect voltage.
The motor protection switch is in operation
because of overload.
The motor has a defect.
Too small number of diamond tools on grind-
ing head.
The incorrect type of diamond tools for the
surface.
The diamond tools are incorrectly attached or
attached at different heights on the grinding
discs.
The diamond tools are of mixed types.
The head locks are loose or missing.
The resin tools are mixed or have unwanted
contamination.
The grinding discs are worn or damaged.
The grinding discs are worn or damaged.
The diamond tools are incorrectly attached or
attached at different heights on the grinding
discs.
Solution
Turn the emergency stop button clockwise to
disengage.
Replace the defective component.
Do a check of the power supply.
Disconnect the power supply. Wait for 5 mi-
nutes and then Connect the power supply.
Connect the extension cable or if it is neces-
sary, replace the extension cable.
Connect the product to a power outlet.
Do a check of the supply voltage. Do a check
of the voltage relays. Let an electrician do
a check if there is sufficient voltage on the
terminals.
Decrease the load.
Do a check of the motor.
Use the correct number of diamond tools.
Make sure that all diamond tools are installed
correctly and have the same height.
Make sure that all segments are the same
diamond grit and bond. If the diamond seg-
ments are rough, space out the rough dia-
mond segments equally. Operate the product
on an abrasive surface until all segments
have the same height.
Make sure that all head locks are in position
and tightened.
Make sure that all resins are the same dia-
mond grit and bond and that there is no con-
tamination. To clean the resin tools, operate
them for a short time on a lightly abrasive
surface.
Do a check on the grinding discs for broken
sections or too much movement.
Examine the grinding discs for damaged
parts and too much movement.
Make sure that all diamond tools are installed
correctly and that all have the same height.
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