Stihl RE 521, Instruction Manual

Page: 55 / 284

RE 521, RE 551 PLUS, RE 581, RE 581 PLUS
English
53
Example:
Calculation ratio of 1:2
–
A = 1
–
B = 2
N
Open shroud – see "Open shroud"
N
Turn the knob on the pressure and
flow control counter-clockwise as
far as possible
N
Set the rotary switch to the desired
temperature (above 100 °C or
212 °F respectively)
Use the steam nozzle for professional
steam cleaning and special applications
– see "Special accessories".
After adding detergent and after hot-
water operation:
N
Turn the master switch to I
N
Turn the detergent metering knob to
the left as far as it will go
N
Let the high-pressure cleaner
continue to run for approx. 1 minute
with the spray gun open
The detergent system is rinsed and
detergent residues cannot settle
anywhere.
Heated parts are cooled during hot
water operation. This reduces the
burning hazard.
A
x 100 = value in %
(A + B)
1
x 100 = 33.3 %
(1 + 2)
Steam cleaning mode Switching Off