Husqvarna PP440HF, Workshop Manual, Page: 8 / 165

8
4
SAFETY INSTRUCTIONS
4. SAFETY INSTRUCTIONS
General
• No one may repair the WS400HF and related power pack (PP440, PP480 or PP490), hereafter called
PP400HF,unless they have read and understood the content of this workshop manual�
• This Workshop Manual is written for personnel with general knowledge about the repair and service of WS400HF
and PP400HF�
• The workshop where the WS400HF and PP400HF is to be repaired must be equipped with safety equipment in
accordance with local bylaws�
• The machine is tested and approved only with the equipment originally provided or recommended by the
manufacturer�
• It is the responsibility of the user of this workshop manual to ensure that the service and repairs are carried out
according to legal requirements to protect the health and safety of the personnel undertaking the work�
• Always read the warning label on the packaging for Loctite and oil, and act according to its instructions�
• Always stop the WS400HF and PP400HF before carrying out any service or repairs�
• When using compressed air, do not direct the jet towards the body� Air can penetrate into the blood circulation
system, which could be fatal�
• Observe the local waste regulations�
• Electric shock could cause injury� Do not touch wires while the WS400HF and PP400HF is on�
• Always make sure all nuts and bolts are correctly tightened�
• Wear personal protective equipment� See instructions under the heading Personal protective equipment�
• Never carry the machine by holding the cable and never pull the plug by pulling the cable�
• Check that the cables are intact and in good condition� Use cable intended for outdoor use�
• Never use the machine if any cable is damaged
Warning and Information
The warning box indicates there is a risk of personal injury if the instructions are not followed�
Before starting maintenance and service on the power pack make sure it is drained of power� Switch off and unplug
the power pack from the power source and wait for at least 5 min before starting the maintenance and service�
The information box provides instructions for the reader�
ESD General Notice
All electrical devices are sensitive to ElectroStatic Discharges (ESD)� A person may carry thousands of volts from be-
ing charged sitting in a car seat, wearing shoes with synthetic soles or a synthetic jacket� All discharges one can feel is
certain to destroy electronic components� Even those discharges one can’t feel may still damage or destroy electronic
components� When working with electronic components in our products, always use proper ESD protection!