Yard force YF1800LR Operator's Manual page 17

6. Rinse with clean water under high pressure. On a vertical surface, rinse from the
bottom up, then rinse from the top down to avoid streaking. Hold nozzle 6-8" (15-
20 cm) from the cleaning surface, at a 45° angle.
7. As shown Fig.20 When you have finished using the detergent injection system, if
certain amount of remaining detergent still exist in detergent tank.
• Drain it by unscrewing the threaded plug, which is located at the bottom of
device.
• Secondly, put the threaded plug back into place.
• Fill detergent tank with clean water. Siphon water by using soap tip for one
minute, so that all detergent is flushed through system.
CAUTION
Fail to follow detergent clean procedure will cause the dispensing
system to become clogged.
Damage may occur to painted surface if chemical is allowed to dry on
surface. Wash and rinse a small section at a time. Avoid working on hot
surfaces or in direct sunlight.
Never use:
• Bleach, chlorine products and other corrosive chemicals
• Liquids containing solvents (i.e., paint thinners, gasoline, oils)
• Tri-sodium phosphate products
• Ammonia products
• Acid-based products
These chemicals will harm the unit and will damage the surface being
cleaned.
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