Troubleshooting - Husqvarna PG 400 Operator's Manual

1. Remove the tool plate (A).
The product does not start
• Make sure that the power supply and the power
cords are not damaged.
• Examine the emergency stop button, turn the button
clockwise to release the emergency stop.
• Examine the overload lamp. If the overload lamp is
on, let the motor cool down for some minutes until
the product is automatically reset.
The product is not easy to hold on to
• Too small number of diamond tools are installed on
the product.
• The selected type of diamond tool is not correct for
the surface.
• High current is used by the motor for the operation.
• Use the number of diamond tools that is
recommended to decrease the force on the product
and the operator. Refer to
segments on page 12 .
The product has sudden movements
• Make sure that all diamond tools are installed
correctly and that all have the same height.
2258 - 001 - 19.10.2023
A
B

Troubleshooting

Metal bond diamond
2. Examine the grind holder for damages and the wear
of the rubber cylinders (B).
3. Replace the rubber cylinders if it is necessary.
The product suddenly stops
• If the product overloads, the overload protection
engages and stops the motor.
• Push the overload protection to reset the product.
The product must cool down before you can restart it
with the ON/OFF switch.
• Make sure that the extension cables are not too
long.
The product stops during startup
Correct voltage supply is necessary for a good motor
performance. Too long extension cables and/or a too
small gage decreases the power of the motor during
operation.
• If overload of the motor occurs, push the overload
protection. If this does not help, speak to an
approved servicing dealer.
• Make sure that the extension cables are not too
long.
• If the motor overloads, the overload lamp comes on.
Wait for 2 minutes and try again. When this does not
help, speak to an approved servicing workshop.
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