Stihl RE 521, Instruction Manual

Page: 52 / 284

RE 521, RE 551 PLUS, RE 581, RE 581 PLUS
English
50
Actuate the spray gun
N
Direct the spray attachment towards
the object to be cleaned
N
Point the rotary nozzle downwards
when starting (if fitted)
N
Press the safety latch (1) in the
direction of the arrow – the lever (2)
is unlatched
N
Squeeze the lever (2)
The motor stops when the lever is
released.
The pump continues to run without
pressure in bypass mode for approx.
20 seconds after closing the spray gun
before the motor switches off. This
prevents the automatic cutoff device
from unnecessarily actuating.
Do not touch metal parts of the spray
attachment when working in hot-water
mode - Burn hazard!
Standby mode
The machine must not be operated in
standby mode for more than 5 minutes.
If work is interrupted for more than
5 min., during breaks or if the machine is
left unattended, switch off the machine
at the master switch – see "Switching off
the machine".
Pressure/quantity control on the
machine
Working pressure and water flow rate
can be set on the high-pressure pump
for long-term adjustment in line with the
cleaning job concerned.
N
Open shroud
N
Turn the knob (3) to set the working
pressure and water flow rate
The pressure in the high-pressure pump
is indicated by a pressure gauge (4).
The machine must be descaled if the
maximum permissible working pressure
in hot-water operation is exceeded by
more than 10 bar.
RE 581 / RE 581 PLUS only
The indicated pressure is not always the
same as the pressure in the spray lance
before the nozzle. The pressure before
the nozzle depends on the position of
the pressure/quantity control lever on
the spray gun.
Pressure/quantity control on the spray
gun – RE 581 / RE 581 PLUS only
The working pressure and water volume
can be set on the spray gun for short-
term adjustment in line with the cleaning
task.
Working
1
647BA024 KN