Safety instructionsSV00044GB.fm 162.4 Maintenance2.4.1 Only use original spare parts. Modifications to this machine, includingthe adjustment of the maximum engine speed set by the manufacturer,are subject to the express approval of WACKER. In case ofnonobservance all liabilities shall be refused.2.4.2 Stop engine and pull off spark plug cap (if available) before carryingout maintenance jobs, to avoid unintentional starting of the machine.Deviations from this are only allowed if the maintenance job requires arunning engine.2.4.3 Take care when checking the ignition system.The electronic ignition system produces a very high voltage.2.4.4 All safety devices must be reinstalled properly immediately aftermaintenance and repair jobs have been completed.2.5 Transport2.5.1 When being transported on vehicles, precautions have to be taken thatthese hammers do not slip or turn over.2.6 Maintenance checks2.6.1 According to the conditions and frequency of use, drilling and breakinghammers have to be checked for safe operation at least once a yearby skilled technicians, such as those found at WACKER-servicedepots and have to be repaired if necessary.Please also observe the corresponding rules and regulations valid in yourcountry.