Hitachi 232133 manual Pressure Relief Procedure, How to use the RAC IV tip guard, Injection Hazard

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Setup

Pressure Relief Procedure

WARNING

INJECTION HAZARD

The system pressure must be manually relieved to prevent the system from starting or spraying accidentally. Fluid

under high pressure can be injected through the skin and cause serious injury. To reduce the risk of an injury from injection, splashing fluid, or moving parts, follow the Pressure Relief Procedure whenever you:

Dare instructed to relieve the pressure,

Dstop spraying,

Dcheck or service any of the system equipment,

Dinstall or clean the spray tip.

1.Engage gun safety latch.

2.Turn ON/OFF switch to OFF.

3.Unplug power cord.

4.Disengage gun safety latch. Hold a metal part of gun against a grounded metal pail and trigger gun into pail to relieve pressure.

5.Engage gun safety latch.

6.Open any fluid drain valves in system. Leave drain valve open until you are ready to dispense again.

How to use the RAC IV tip guard

WARNING

INJECTION HAZARD

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

The tip guard alerts you to the risk of injection and helps prevent placing any part of the body close to the spray tip. The tip guard also adjusts the vertical or horizontal spray pattern. See page 10. The tip guard holds a reversing spray tip. The tip is in the spraying position when the tip handle points forward. See Fig. 7.

Clean front of tip frequently during day’s operation. First, follow preceding Pressure Relief Procedure.

12

Tip handle shown in

1spraying position.

Turn handle 180_,

2trigger gun to clear clog

Fig. 7

03008

 

How to remove a tip clog

7.Release gun trigger. Engage safety latch. Rotate RAC IV tip handle 180_. See Fig. 7.

8.Disengage safety latch. Trigger gun into a pail or onto ground to remove clog.

9.Engage safety latch. Rotate tip handle to spraying position.

10.If tip is still clogged, engage safety latch, shut off and unplug sprayer, and open pressure drain valve to relieve pressure. Clean spray tip as shown in manual 308644, supplied.

8308801

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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 HazardArmature Short Circuit Test SetupMotor Test Electric Shock Hazard Motor BrushesTest brushes Removing pump See Displacement PumpRepairing pump 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 Repair ReplacementDrain Valve Accessories Technical DataDimensions 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