Graco Inc 224200, 308131, 224400, PRO 4500sc manual Installation, Non-Hazardous Area, Key

Page 6

Installation

O A

N

B* C*			H
B* C*
	D		G F
			G F
		*E	J*
			J*

M

ES ON-OFF Lever 1 is ON 0 is OFF

S

V

L

K

U*

G

X

P

R*

W

Non-Hazardous Area

The air supply to the gun must be electrically interlocked with the ventilators to prevent the power supply from operating without ventilating fans on.

WARNING

SIGN

Q*

T

Hazardous Area

0389

KEY

A	Main Air Supply Line	K	Fluid Filter	T	Air Line Drain Valve
B*	Ventilation Fan Interlock Solenoid Valve	L	Fluid Supply Line Shutoff Valve	U*	Fluid Drain Valve
C*	Main Air Supply Shutoff Valve (bleed-type)	M	Fluid Pressure Regulator	V	Gun Air Inlet
D	Air & Water Separator	N	Fluid Supply Line	W	Gun Fluid Inlet
E*	Pump Air Supply Shutoff Valve	O	Air Filter (20 micron)	X	Gun Exhaust Tube
	(bleed-type)	P	Air Supply Line
F	Air Line Lubricator		Shutoff Valve	*	Required for safe operation. Must pur-
G	Air Pressure Regulator	Q* Air Hose Ground Wire			chase separately. See Accessories.
H	Pump	R*	Graco Electrically Conductive Air Hose		NOTE: Solenoid Valve (B) is not offered
J*	Pump Ground Wire	S	Electrostatic Spray Gun		as a Graco accessory.

Fig. 1

6 308131

Image 6

Contents Part No , Series B Air Spray Gun with four-finger trigger 308131Part No , Series B Air Spray Gun with two-finger trigger Read and Keep for Reference308131 Table of Contents SymbolsFIRE, EXPLOSION, and Electric Shock Hazard Pressurized Equipment Hazard Hazardous Area InstallationNon-Hazardous Area KEYInstalling the System Ventilate the Spray BoothConnect the Air Line Refer to Fig Connect the Exhaust Tube Ground the SystemFIRE, EXPLOSION, Electric Shock Hazard Check the Electrical Grounding See Fig Page Operation Pressure Relief ProcedureOperating Checklist Filter the FluidSelecting a Fluid Nozzle and Air Cap Operating the Spray GunComponent Rupture Hazard Atomizing Air Valve Adjustment Fine Adjustments of the Spray GunShutdown MaintenanceDaily Care and Cleaning FIRE, EXPLOSION, and Electric Shock HazardFlush the Spray Gun Clean the Air Cap and Fluid NozzleProcedure Equipment neededTroubleshooting Spray Pattern TroubleshootingProblem Cause Solution Gun Operation Troubleshooting Electrical Troubleshooting See Check the Electrical GroundingElectrical Troubleshooting with SVR Electrical Tests Test Gun Resistance See FigTest Power Supply Resistance See Fig Test Resistor Stud Resistance See FigService Prepare the Gun for ServiceAir Cap/Nozzle/Resistor Stud Replacement Electrode Needle Replacement Barrel Removal Fluid Packing Removal Fluid Packing Rod Repair Power Supply Removal and Replacement Power Supply AdjustmentTurbine Alternator Removal Replacement Barrel InstallationFan Air Adjustment Valve Repair DetailFluid Adjustment Assembly Repair 45c 45a 45b 45d 41 45eAtomizing Air Valve Removal and Replacement Air Trigger Valve RepairES ON-OFF Valve Repair Moving Parts Hazard308131 Parts Detail aPart No , Series B Electrostatic Air Spray Gun, with four-finger triggerExtended Air Fitting AccessoriesConductive Air Supply Hose black Air Shutoff ValveFluid Hose Assemblies Nylon Grounding Clamp and WireSafety Warning Signs MegohmmeterGUN Systems Gun SystemCategory Data Technical DataManual Change Summary FCC ID JHI1Graco Standard Warranty Graco Phone NumberToll Free