Maintenance And Care - Stihl RE 521 Gebrauchsanleitung

Maintenance and Care

The following maintenance intervals apply in normal operating conditions. The spec -
ified intervals must be shortened accordingly for longer daily working hours. If the
machine is only used occasionally, the intervals can be extended accordingly.
Complete machine
Oil level of the high-pressure pump
Oil of the high-pressure pump
Connectors on high-pressure hose
Plug-type coupling of the spray lance and
the coupling sleeve of the spray gun
Clean ignition system, transformer, cable,
electrodes, flame sensor (if present)
Fuel tank
Replace
Solenoid valve
Fuel nozzles
Screens in water tank / high-pressure inlet clean
High pressure nozzle
Ventilation openings
Heat exchanger
1) 2)
Descale
1)
This work may only be undertaken by a servicing dealer – STIHL recommends STIHL servicing dealers
2)
Under normal operating conditions it is not necessary to descale the machine if STIHL scale inhibitor is used consistently
RE 521, RE 551 PLUS, RE 581, RE 581 PLUS
Visual inspection (condition, leaks)
clean
check
change
clean
grease
clean
1)
clean
1)
clean
clean
replace
1)
clean
replace
clean
replace
clean
1)
clean
X
X
X
X
X
When working pressure in hot-water operation is exceeded by more than 10 bar
English
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
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