TROUBLESHOOTING

PROBLEM

CAUSE

CORRECTION

Doesn't draw

Chemical control knob not

Open knob gradually until

chemical/

open far enough or too far

you achieve desired flow

detergent like it

open.

rate (2½ turns maximum).

should.

Chemical/detergent not

Add water to thin the

 

 

thinned enough.

solution.

 

Chemical/detergent not

Use Sears special

 

proper type for suction use.

cleaner/degreaser.

 

Water control knob "ON".

Turn water control knob

 

 

"OFF".Only air and chemical

 

 

control knobs should be

 

 

"ON".

 

 

 

Sputters when

Chemical control knob open

Close knob until sputter

spraying

too far

stops.

chemical/

 

 

detergent.

 

 

 

 

 

Not enough

Air pressure to low.

Air compressor too small for

spray force.

 

application. For best

 

 

performance, use 3½ or

 

 

larger tank-type air

 

 

compressor delivering 125

 

 

psig.

 

Water pressure too low.

Use maximum water

 

 

pressure available (not ot

 

 

exceed 100 psig).

 

Water and/or air control

Open both knobs fully.

 

knobs not fully open

 

 

Surface heavily soiled.

Scrub surface with rag or

 

 

sponge loosen dirt then

 

 

rinse with air and water

 

 

control knobs "ON".

 

 

 

Pulses when

Power Sprayer Wand is

None, the pulsations

spraying

designed to pulse at high

actually im-proves the

air/water

air/water pressures.

cleaning performance.

mixture.

 

 

 

 

 

Chemical/

Power Sprayer Wand is not

To wash or spray chemically

detergent

designed to do this

use chemical and air control

doesn't

 

knobs"On" only. To rinse,

combine with

 

use water and air control

water pressure

 

knobs "On" only.

inside Power

 

 

Sprayer Wand.

 

 

 

 

 

D20059

12- ENG

D20059

Page 12
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Craftsman 919.716171 owner manual Troubleshooting, Problem Cause Correction