Troubleshooting - Husqvarna DM 220 Operator's Manual

1. Remove the 2 screws and remove the inspection
cover.
2. Lift the brush retainer spring to one side (A).
A
C
B
Troubleshooting schedule
If you cannot find a solution to your problems in this
operator's manual, speak to your Husqvarna service
agent.
Problem
The product does not start
when the power switch is
pushed.
20

Troubleshooting

Steps to do im- Possible cause
mediately
If there is a red light on the
PRCD, the current is discon-
nected.
Release the
power switch.
3. Loosen the screw (B).
4. Pull out the carbon brush connector.
5. Pull out the carbon brush (C) from the holder.
6. Clean the carbon brush holder with compressed air
or a brush. Replace the carbon brush if it is worn.
7. Install the new carbon brush. Make sure that the
carbon brush move easily in the brush retainers.
8. Lift the brush retainer spring into its correct position.
9. Install the carbon brush connection and tighten the
screw.
10. Do the same procedure with the other carbon brush
on the opposite side of the product.
11. Install the inspection cover and tighten the 2 screws.
Start the product and let the product idle for 10
minutes.
Solution
Push the "RESET" button on the
PRCD.
If the PRCD disconnects the current
again, speak to an approved Husq-
varna service center.
1794 - 001 - 24.03.2022