AIRLESSCO SL 6250 Instruction Manual

3A1187EENOperation/Repair/PartsAirless Paint SprayerFor application of architectural paints and coatings. For professional use only.Airlessco - GS6250

Operation 10 3A1187EStorageShort Term1. Flush sprayer with compatible solvent before stor-ing, then fill the pump and hoses with an oil based solvent

Maintenance3A1187E 11MaintenanceDaily MaintenanceKeep displacement pump packing nut/wet cup lubri-cated with Airlessco Throat Seal Oil at all times. T

Maintenance 12 3A1187E5. Remove two retaining rings (4) and slip the sleeve of the coupling down and remove both coupling halves. This will disconnect

Maintenance3A1187E 138. Start the pump and operate it slowly (at low engine speed) to check the piston rod for binding. Adjust tie rod lock nuts if ne

Maintenance 14 3A1187EPacking Replacement ProceduresDisassembly of the Fluid Pump1. Unscrew and remove the packing nut.2. Push the piston rod down thr

Maintenance3A1187E 1511. Take the upper female gland and place on top of the assembled upper packings with the inverted side down.12. Take the assembl

Maintenance 16 3A1187E7. Secure leads with tie strap. 8. Replace cover on unit. Ensure the leads are not pinched or damaged in the process of replacin

Clutch Replacement3A1187E 17Clutch ReplacementRemoving the ClutchRefer to the following parts diagrams: Belt Tensioning, Clutch Assembly, and Power Un

Clutch Replacement 18 3A1187E7. Screw differential screw, into coupling screw and nut until 1/16” is showing. See Clutch Assembly, page 278. Push coup

Troubleshooting3A1187E 19TroubleshootingGeneralProblem Cause SolutionThere is spitting from the gun. The fluid supply is low or empty. Refill the supp

Warnings 2 3A1187EWarningsThe following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama-tion point

Troubleshooting 20 3A1187EElectricalProblem Cause SolutionClutch does not engage Pressure Control Knob Ensure the pressure control knob is in the maxi

Troubleshooting3A1187E 21Clutch Assembly Measure resistance between the clutch leads (black). This value must be 10-16 ohms. If this reading is out of

Troubleshooting 22 3A1187ETest the PatternClogged screens Extraneous material in paint Clean screenCourse pigments Use coarse screen if orifice size a

Parts3A1187E 23PartsFluid Pump126445512131110983ti15993aRef. Part Description Qty.1 866143 GEARBOX 1” 12 301320 COVER 13 301046 ROD END 14 867468 RETA

Parts 24 3A1187EInlet ValveOutlet Valve1234567Ref. Part Description Qty.1 556562 BLACK O-RING 12 866306 INLET RETAINER 13 101822 INLET BALL 14 867574

Parts3A1187E 25Manifold Filter (865627)1234568101097ti16005aRef. Part Description Qty.1 867145 BASE 12 301356 SPRING 13 867377 O-RING 14 867214 FILTER

Parts 26 3A1187EPacking Replacement318191719171920191719171918167589421212122242324232425262728210111312161415Ref. Part Description Qty.1* 187330 PIST

Parts3A1187E 27Clutch ReplacementClutch Replacement (866054)12106789345ti16007aRef. Part Description Qty.1 301284 CLUTCH REPLACEMENT 12 301231 COG BEL

Parts 28 3A1187EEngine AssemblyFrame Assembly987653241ti16009aRef. Part Description Qty. Ref. Part Description Qty.1 114530 HONDA ENGINE 1 6 565007 SC

Parts3A1187E 29Power Unit Assembly393840137234336355672021212026191211151618171323202125212323ti16010aRef. Part Description Qty. Ref. Part Description

Warnings3A1187E 3EQUIPMENT MISUSE HAZARDMisuse can cause death or serious injury.• Always wear appropriate gloves, eye protection, and a respirator or

Parts 30 3A1187ESuction Assembly (301594)Paint System Assembly5462231ti16012aRef. Part Description Qty. Ref. Part Description Qty.1 866020 ELBOW 1 4 1

Technical Data3A1187E 31Technical DataMaximum working pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3000 psi (20.7 MPa, 207

TO PLACE AN ORDER OR FOR SERVICE, contact your Airlessco distributor, or call 1–800–223-8213 to identify the nearest distributor.All written and visua

Warnings 4 3A1187EBURN HAZARD Equipment surfaces and fluid that’s heated can become very hot during operation. To avoid severe burns:• Do not touch ho

Component Identification3A1187E 5Component IdentificationCti16293ati14792aPRIMEPRESSUREANOTE: The valve handle can move both clockwise and counter clo

Operation 6 3A1187EOperationPressure Relief Procedure1. Engage the gun trigger lock. Refer to the separate instruction manual provided with gun for sa

Operation3A1187E 7Fill the Packing Nut/Wet Cup1. Fill the Packing Nut/Wet Cup 1/3 full with Airlessco Throat Seal Oil (TSO).Check the Engine Oil Level

Operation 8 3A1187E5. Open the prime valve to the open - “Priming Posi-tion”. This will allow an easy start.6. Turn the engine ON/OFF switch to ON.7.

Operation3A1187E 9starter. Pull firmly and rapidly to start the engine. Do NOT drop the rope. Hold on to the handle while rewinding, or the rope may r