DeVillbiss Air Power Company D21684 Pressure Washer User Manual


 
12 — ENG
OPERATING PROCEDURES (cont'd)
Quick Connect – Use the 0°, 15°, 25°, and 40° nozzles
for high pressure-Figure 10. The size of the nozzle will
determine the size of the fan spray. To change nozzles:
1. Shut off the pressure washer and turn off the water
supply.
2. Pull trigger on gun handle to relieve any water
pressure.
3. Pull quick connect coupler back and remove
nozzle-Figure 11.
4. Pull quick connect coupler back and insert nozzle.
5. Release quick connect coupler and insure nozzle is
secure.
To siphon chemicals/soaps, refer to low pressure
operation below. Chemicals/soaps
will not siphon in
high pressure setting.
NOTE: On the Dual and Quick Connect wands the
different degree nozzles will change the fan spray
to be used in different applications.
0° nozzle – Used for a pinpoint stream. This nozzle
stream is very powerful and covers a very small area of
cleaning. This nozzle should only be used on surfaces
that can withstand this high pressure such as metal or
concrete.
15° and 25° nozzle – Used for less powerful stream
which can cover a wider area. This nozzle is also very
powerful and should only be used on surfaces that can
withstand this high pressure.
40° nozzle – Used for the least powerful stream and
covers a wide area of cleaning. This nozzle should be
used for most general cleaning jobs.
Figure 10
Quick Connect with Nozzles
Figure 11
Quick Connect Coupler