Yard force YF1800LR Operator's Manual page 21

Output pressure varies
high and low.
Detergent is not work- ing.
Garden hose connection
leaks.
Spray wand, extension, or
nozzle leaks.
Not enough inlet water
supply.
Pump is sucking air.
Water inlet filter is clogged. Remove filter and rinse
Discharge nozzle is
obstructed.
Calcified gun, hose or
power nozzle.
Detergent container is
empty.
Detergent bottle or
suction tube not properly
connected.
Detergent is too thick.
Filter on detergent suction
tube is clogged.
Damaged or clogged
deter- gent suction tube.
Nozzle is in high-pressure
position.
Discharge nozzle is ob-
structed.
Loose fittings.
Missing / worn rubber
washer.
Spray nozzle not properly
attached.
Broken o-ring or plastic
insert.
20
Turn water on fully. Check
garden hose for kinks,
leaks or blockage.
Check that hoses and fit-
tings are airtight. Turn OFF
machine, and purge
pump by squeezing trigger
gun until a steady flow of
water emerges through the
nozzle.
with warm water.
Blow out or remove debris
with a fine needle.
Run distilled vinegar
through detergent tank.
Add more detergent.
Check connections.
Dilute detergent.
Run warm water through
filter to remove build-up.
Remove obstruction or
replace detergent suction
tube.
Use low pressure (black)
tip.
Blow out or remove debris
with a fine needle.
Tighten fittings.
Insert new washer.
Ensure quick-connect
wand is attached securely.
Ensure spray tip is clicked
in securely.
Call the Toll-Free Hotline.