Haier 232738 specifications General Problem No Output, General Problem Excessive Pressure Build Up

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Advanced Troubleshooting

General Problem: No Output

Specific Problem	Cause	Solution


Power switch is on and sprayer	See Basic Troubleshooting,
is plugged in but pump does	page 9.
not cycle

Motor runs but pump does not	Gear and/or yoke are damaged	Replace gear and yoke using Gear/Yoke Repair
cycle	(XR9 only)	Kit, page 18.

Motor does not run	Water or paint entered	Clean out and/or dry out and retry. Replace if
	pressure control switch or	necessary using Pressure Control Switch Kit,
	shorted control board	page 18.

General Problem: Excessive Pressure Build Up

	Specific Problem	Cause	Solution


	Prime/Spray Valve actuates	Pressure control switch is worn	Replace pressure control switch using Pressure
	automatically, relieving		Control Switch Kit, page 18.
	pressure through drain tube.
	pressure through drain tube.	Water or paint entered	Clean out and/or dry out and retry. Replace if
		Water or paint entered	Clean out and/or dry out and retry. Replace if
		pressure control switch or	necessary using Pressure Control Switch Kit,
		shorted control board	page 18.

		Control board failed	See Control Board Diagnostics, page 19.
			Replace damaged control board using Control
			Board Kit, page 18.

309477F

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Image 17

Contents US Patent 6,752,067 Europe Patent 1 208 Airless SprayerContents Manual Conventions SpecificationsFire and Explosion Hazard Equipment Misuse Hazard Pressure Relief Procedure Thermal Overload Grounding and Electrical RequirementsGeneral Repair Information Problem Cause Solution Basic TroubleshootingService, page 20. Do not store in water See Motor Does Not Operate,Switch Kit, Control Switch Kit,See Low or Fluctuating Output, Thermal Overload,General Problem Motor Does Not Operate Advanced TroubleshootingSee Control Board Diagnostics, General Problem Circuit Breaker is Tripping OFF General Problem Erratic Motor OperationGrounding and Electrical Requirements, General Problem Low or Fluctuating OutputPrime/Spray Drain Valve Kit, See Control Board Diagnostics, page 19. If Necessary using Pressure Control Switch Kit General Problem No OutputGeneral Problem Excessive Pressure Build Up Kit Number Models/Series Kit Description List of KitsSetup XR9 model only Motor DiagnosticsBoth Models Armature Short Circuit Spin Test XR9 model onlyPump Service Control Board DiagnosticsPump Diagnostics Dx Pressure Roller/Spray System PartsDescription Description QtyDx Pressure Roller/Spray System Model Pressure Roller AssemblyModel 232751, 232752 XR9 Spray SystemXR9 Spray System XR9 Spray System Model 232751, 232752, 232753 Series C XR9 Spray System Labels Dx Roller/Spray System XR9 Sprayer Technical DataFor Graco Canada Customers Graco WarrantyGraco INC. P.O. BOX 1441 MINNEAPOLIS, MN