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

Page 12

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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Contents 308801 Models 232133 and 232131, Series aModel 232132 and 232130, Series a Read and Keep for ReferenceTable of Contents SymbolsInjection Hazard Fire and Explosion Hazard Fire Skin Injection Explosion HazardComponent Function and Identification DC aSetup Model 232133 ShownHow to use the gun safety latch How to use the pressure controlHow to use the pressure drain valve GroundingPressure Relief Procedure How to use the RAC IV tip guardHow to remove a tip clog Injection HazardStartup Adjust spray pattern Fire and Explosion HazardShutdown and Care When to flush How to flushFlushing Relieve pressureOpen or drain position Troubleshooting Basic Problem SolvingElectrical Intermediate Problem Solving Replace pin if missing. Be sure retainer Unit will not run on generator but does run on AC power General Repair Information Tool ListMoving Parts Hazard Fire HazardSetup Motor TestArmature Short Circuit Test Motor Brushes Test brushesElectric Shock Hazard Displacement Pump Repairing pumpRemoving pump See Remove three drive housing screws MotorMotor control board diagnostics Motor Control BoardMotor control board removal LED Sprayer Operation Indicates What to do BlinksPower Supply Cord On/Off SwitchDrive Housing, Connecting Rod, Crankshaft Not shown Installation Pressure TransducerPressure Transducer Seal RemovalSuction Hose Models 232132 Replacement Drain ValveRepair Technical Data DimensionsAccessories Complete Sprayer Parts Model 232132 and 232133, Series a51H 235014 ASSEMBLY, drain valve 240519 CONNECTING, rod assy239769 KIT, pump, displacement See manualModel 232130 and 232131, Series a 239979 CRANKSHAFT, U-695Manual 236352 POTENTIOMETER, pressure adjGraco Standard Warranty Additional Warranty CoveragePhone Number Toll Free
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