Graco 334466A important safety instructions Step

Page 40

Troubleshooting

Step 1:

Plug Power cord in and turn switch ON. Connect probes to L and N on control board. Turn meter to AC Volts.

110-120 AC

V

-

Step 3:

Check motor thermal switch. Unplug yellow wires. Meter should read continuity. NOTE: Motor should be cool during reading.

BEEP

Yellow Thermistor
Wires to motor	-
	-

Power Cord

ti24727a

	Control	+
	Board	+
	Board
	+

White

N

Black L

-

	+	-
	+	ti24729a
		ti24729a

Step 4:

Disconnect potentiometer. Plug power cord in and turn switch ON.

Step 2:

Plug power cord in and turn switch ON. Connect Probes to ON/OFF switch.

Turn meter to AC Volts.

110-120 AC

V

Control

Board

J8

-

Black

-

		J8	ti24730a
		J8
Black	+
Black
White	N
	L		J7
	Control		J7
C15	Control
C15	Board
	Board
	J11
ti24728a

40

334466A

Image 40

Contents Related Manuals Contractor/FTxSG3 334599Contents Stand Lo-Boy Hi-BoyModel Grounding Extension CordsFire and Explosion Hazard Equipment Misuse Hazard Personal Protective Equipment Component Identification Stand ModelsLo-Boy Models Hi-Boy Models Hi-Boy Models Power Requirements GroundingExtension Cords PailsPressure Relief Procedure Trigger Lock Setup 334466ATi24638a Make certain ON/OFF switch is OFF Turn prime valve horizontal. Disengage trigger lock Perform Pressure Relief Procedure, Startup20 s Ti24652a Spray Tip Installation Perform Pressure Relief Procedure,Operation SprayClear Tip Clog Digital Display Pressure Display Perform Pressure Relief Procedure,Stored Data Display Ti2824a Cleanup Raise fluid intake above flushing fluid Ti24719a Maintenance Activity IntervalMechanical/Fluid Flow TroubleshootingRefer to this column Properly installed to allow full Clockwise position. If problemHolders Dust with a small cleaning brush Piston packings are worn orPossible during priming Spray tip is partially cloggedFluid supply is low or empty Pump manual. Check fluid supplyProblem What to Check How to check ElectricalInstall new transducer. Connect Are clean and secureSprayer does not run at all Check transducer or transducer ConnectionsContacts are clean and secure Volt battery to the motorSize. Locate the two wires Should spin when battery isOhms Board Motor thermal device When cool, correct causeDisplay shows E=06 Basic electrical problems Replace loose terminals crimp toMotor. Check both brushes Rest squarely on top of brush Motor brushes may be bindingSprayer Will Not Run Sprayer Will Not RunStep Troubleshooting Procedure Sprayer Will Not Shut OffStand Sprayers Torque Ref. Part Description Stand Sprayers Parts ListQty Lo-Boy Sprayers Models 17C3156040 132 Lo-Boy Sprayers Parts List Models 17C315 Ref. Part DescriptionHi-Boy Sprayers Models 17C317, 17C362, 17C40840 44 117 Hi-Boy Sprayers Parts List Models 17C317, 17C362, 17C408 Ref. Part DescriptionAccessories and Labels Alert Control Box Control Box Parts List GrommetWiring Diagrams 120V, US/Japan110V, UK TP1 TP2Technical Specifications Ultra 395 PC / Ultra 395 PC ClassicMetric Materials of Construction Graco Standard Warranty For Graco Canada CustomersGraco Information International Offices Belgium, China, Japan, Korea