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PROBLEM
Doesn't draw
Chemical control knob not
chemical/
open far enough or too far
detergent like it
open.
should.
Chemical/detergent not
thinned enough.
Chemical/detergent not
proper type for suction use.
Water control knob "ON".
Sputters when
Chemical control knob open
spraying
too far
chemical/
detergent.
Not enough
Air pressure to low.
spray force.
Water pressure too low.
Water and/or air control
knobs not fully open
Surface heavily soiled.
Pulses when
Power Sprayer Wand is
spraying
designed to pulse at high
air/water
air/water pressures.
mixture.
Chemical/
Power Sprayer Wand is not
detergent
designed to do this
doesn't
combine with
water pressure
inside Power
Sprayer Wand.
D20059
TROUBLESHOOTING
CAUSE
12- ENG
CORRECTION
Open knob gradually until
you achieve desired flow
rate (2½ turns maximum).
Add water to thin the
solution.
Use Sears special
cleaner/degreaser.
Turn water control knob
"OFF".Only air and chemical
control knobs should be
"ON".
Close knob until sputter
stops.
Air compressor too small for
application. For best
performance, use 3½ or
larger tank-type air
compressor delivering 125
psig.
Use maximum water
pressure available (not ot
exceed 100 psig).
Open both knobs fully.
Scrub surface with rag or
sponge loosen dirt then
rinse with air and water
control knobs "ON".
None, the pulsations
actually im-proves the
cleaning performance.
To wash or spray chemically
use chemical and air control
knobs"On" only. To rinse,
use water and air control
knobs "On" only.
D20059
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