Delta DTH2450, Instruction Manual, Page: 9 / 16

HOW TO USE SPRAY WAND
Your pressure washer is equipped with
a multi-adjustable spray wand with
both high and low pressure settings.
The high pressure setting is for
cleaning and rinsing, the low pressure
setting is for applying chemicals or
cleaning solutions to surfaces.
When using the high
pressure setting, DO
NOT allow the jet-like spray to come
in contact with unprotected skin,
eyes, or with any pets or animals.
Serious injury can occur.
Risk of injection or
injury to person. DO
NOT direct discharge stream toward
persons.
For high pressure operation, pull back
the nozzle of the multi-adjustable
spray wand as shown.
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A00521
The nozzle at the end of the multi-
adjustable spray wand can be
rotated to change the high pressure
spray pattern from a 0º pencil
stream to a 40º fan spray, as shown.
Markings have been placed on the
nozzle to help you select the spray
pattern.
For low pressure operation, extend
the nozzle of the multi-adjustable
Low
Pressure
40º fan spray
0º pencil stream
High
Pressure
HOW TO APPLY CHEMICALS
AND 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. Set multi-adjustable nozzle to low
pressure setting. See How To Use
Spray Wand instruction 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.
spray wand as shown.
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 flowers 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.
Barbed Fitting