DeVillbiss Air Power Company A20118 Barbed fitting located Near high, To reduce the possibility

HOW TO APPLY CHEMICALS AND CLEANING SOLVENTS

Applying chemicals or cleaning solvents is a low pressure operation. NOTE: Use only soaps and chemicals designed for pressure washer use. Do not use bleach.

2.Check engine oil level. See Engine Owners Manual for correct procedure.

3.Connect the water hose to the water source. Turn the water source on to remove all air from the hose. When a steady stream of water is present, turn the water source off.

To Apply chemicals:

1.Make sure the

chemical hose	Barbed
	Fitting
is pressed onto
the barbed
fitting located
near high

4.Verify the filter screen is in water inlet of pump. NOTE: Cone side faces out.

Filter Screen

pressure hose

connection of pump as shown.

2.Place other end of chemical hose with filter on it into container holding chemical/cleaning solution. NOTE: For every 7 gallons of water pumped 1 gallon of chemical/cleaning solution will be used.

3.Select the soap nozzle on the Gatling spray wand, see To Use Gatling 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.

NOTE: Chemicals and soaps will not siphon when spray wand is in the high pressure setting.

STARTING

Prior to starting, refer to your engine manual for proper starting procedure.

1.In a well ventilated outdoor area add fresh, high quality, unleaded gasoline with a pump octane rating of 86 or higher. Do not overfill. Wipe up spilled fuel before starting the engine. Refer to Engine Owners Manual for correct procedure.

5.Connect water source to pump inlet. NOTE: Water source must provide a minimum of 5 gallons per minute at 20 PSI.

High Pressure

Hose Hook-up

Water

Source

To reduce the possibility of

contamination always protect against backflow when connected to a potable water system.

6.Connect high pressure hose to pump outlet.

7.If applying a chemical or cleaning solution, see How To Apply Chemicals/Cleaning Solvents instructions in this section.

8.Turn water source on.

Risk of property damage. Failure to

do so could cause damage to the pump.

9.Remove all air from the pump and high pressure hose by depressing trigger until a steady stream of water is present.

10.Start engine. See Engine Owners Manual for correct procedure.

13- ENG A20118