RE 521, RE 551 PLUS, RE 581, RE 581 PLUS
English
55
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.
Whenever tank is refilled
at the end of work and/or
daily
weekly or every 40 hours of
operation
monthly
quarterly or every 200 hours
of operation
every six months or every
500 hours of operation
if faulty
if damaged
as required
Complete machine
Visual inspection (condition, leaks) X
clean XX
Oil level of the high-pressure pump check X
Oil of the high-pressure pump change X
Connectors on high-pressure hose
clean XX
grease X
Plug-type coupling of the spray lance and
the coupling sleeve of the spray gun
clean XX
Clean ignition system, transformer, cable,
electrodes, flame sensor (if present)
clean
1)
X
Fuel tank clean
1)
X
Replace
clean XX
replace XX
Solenoid valve clean
1)
X
Fuel nozzles replace X
Screens in water tank / high-pressure inlet clean X
High pressure nozzle
clean X
replace X
Ventilation openings clean X
Heat exchanger clean
1)
X
Descale
1) 2)
When working pressure in hot-water operation is exceeded by more than 10 bar
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
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