Hitachi 232133 manual Flushing, When to flush, How to flush, Relieve pressure

Flushing

When to flush

Determine material to spray from column 1. Flush with material in column 2. Then follow recommendations in one of next three columns.

CAUTION

Do not leave water or water-based fluids in sprayer if it could freeze. Push water out with mineral spirits. Frozen fluid in sprayer prevents starting and may cause serious damage.

If you are going to: B	Flush with: B	Prime with: B	Clean with: B	Store unit with:
				B
Spray latex paint	Warm, soapy water,	Latex-base paint	Warm soapy water,	Mineral spirits
	then clean water		then clean water
Spray oil paint	Mineral spirits	Oil–base paint	Mineral spirits	Mineral spirits
Change latex to oil paint	Warm, soapy water,	Mineral spirits	Mineral spirits	Mineral spirits
	then clean water
Change oil to latex paint	Mineral spirits,	Latex	Warm, soapy water,	Mineral spirits
	soapy water, and		then clean water
	clean water.
Change colors, same base	Compatible solvent
	such as water or
	mineral spirits

How to flush

WARNING

INJECTION HAZARD

To reduce the risk of serious injury, when instructed to relieve pressure, follow the Pressure Relief Procedure on page 8.

1.Relieve pressure.

2.Remove spray tip and clean it separately. If you are changing from water-based to oil-based paints or solvents, be sure that tip is cleaned thoroughly.

3.Remove filter screen and then reinstall bowl, hand tight, without screen. Clean screen separately. See manual 308249.

4.Pour one-half gallon (2 liters) of compatible solvent into a grounded metal flushing pail. Put suction hose in pail.

5.Open pressure drain valve. See Fig.11.

6.To save paint still in pump and hose, follow Step 7, except put drain hose in paint pail. When solvent appears, close drain valve. Put drain hose in flushing pail. Trigger gun into paint pail. When solvent appears, release trigger. Continue with Step 7.

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