Vevor BS170D-SP Gas Pressure Washer, 4400 PSI 4.0 GPM, Gas Powered Pressure Washer

USER'S MANUAL - Page 17

For BS170D-SP. Also, The document are for others Vevor models: G250A

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BS170D-SP photo
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40°nozzle-white. This nozzle delivers a 40 degree spray pattern
and a less powerful stream of water. It
covers a wide area of cleaning, this nozzle should be used for
most general cleaning jobs.
Chemical nozzle-black. This nozzle is used to apply chemicals
or cleaning solutions. It has the least power stream.
HOW TO APPLY CHEMICALS AND CLEANING SOLVENTS
Applying chemicals or cleaning solvents is a low pressure
operation.
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.
The chemical/water ratio is 7:1,for every 7 gallons of water pumped,
1 gallon of chemical/ cleaning solution will be used.
3.Install low pressure(black) nozzle into quick connect fitting of spray wand,see
How To Use Spray Wand paragraph 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.
Chemicals and soaps will not siphon when spray wand is in the
high setting.
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