DeVillbiss Air Power Company Devap DVH3000 - Manual (Page 12)

12- ENG A16091
* The high pressure spray from your pressure washer is
capable of causing damage to surfaces such as wood,
glass, automobile paint, auto striping and trim, and delicate objects such as
fl owers and shrubs. Before spraying, check the item to be cleaned to assure
yourself that it is strong enough to resist damage from the force of the spray.
Nozzle Color Red Yellow Green White Black
Spray
Pattern
0º 15º 25º 40º low pressure
Uses
powerful
pinpoint for
very intense
cleaning
intense
cleaning of
small areas intense
cleaning of
larger areas covers wide
areas of
cleaning applies
cleaning
solutions
Surfaces *
Metal or
concrete
DO NOT use
on wood
metal,
concrete, or
wood metal,
concrete, or
wood metal,
concrete,
wood, or vinyl
metal,
concrete,
wood, or
vinyl
HOW TO APPLY CHEMICALS/
CLEANING SOLVENTS
Applying chemicals or cleaning
solvents is a low pressure operation.
NOTE: Use only soaps and chemicals
designed for pressure washer use. Do
not use bleach.
To Apply chemicals:
1. Press chemical
hose onto
barbed fitting
located near high
pressure hose
connection of
pump as shown.
2. Place other end of chemical
hose with filter on it into container
holding chemical/cleaning
solution.
NOTE: For every 7 gallons of water
pumped 1 gallon of chemical/
cleaning solution will be used.
3. Install low pressure (black)
nozzle into quick connect fitting
of spray wand, see How To Use
Spray Wand paragraph in this
section.
4. After use of chemicals, place
chemical hose into container
of clean water and draw clean
water through chemical injection
system to rinse system thoroughly.
If chemicals remain in the pump
it could be damaged. Pumps
damaged due to chemicals will not
be covered under warranty.
NOTE: Chemicals and soaps will not
siphon when spray wand is in the high
pressure setting.
Flying objects
could cause risk
of serious injury. Do not attempt to
change nozzles while pressure washer
is running. Turn engine off before
changing nozzles.
1. Pull quick-
connect
coupler back
and insert
nozzle.
2. Release quick-connect coupler and
twist nozzle to make sure it is secure
in coupler.
Flying object could
cause risk of serious
injury. Ensure nozzle is completely
inserted in quick-connect socket
and quick-connect snap ring is fully
engaged (forward) before squeezing
gun trigger.
Barb
Fitting