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Operation/Repair/Parts
MP 400/300
Mustang 4800
Airless Paint Sprayer
For portable application of architectural paints and coatings. For professional use only.
Not approved for use in European explosive atmosphere locations.
3000 psi (20.7 MPa, 207 bar) Maximum Working Pressure
Important Safety Instructions
Read all warnings and instructions in this
manual and in gun manual. Save all
instructions.
See page 3 for model information.
Related Manuals
Gun Manual
312363 - English
312364 - Spanish
312365 - French
Hi-Boy Model
ti22317a
Stand Model
332882A
EN
ti22320a
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Table of Contents
Related Manuals for AIRLESSCO MP 400
Summary of Contents for AIRLESSCO MP 400
- Page 1 Operation/Repair/Parts MP 400/300 Mustang 4800 332882A Airless Paint Sprayer For portable application of architectural paints and coatings. For professional use only. Not approved for use in European explosive atmosphere locations. 3000 psi (20.7 MPa, 207 bar) Maximum Working Pressure Important Safety Instructions Read all warnings and instructions in this manual and in gun manual.
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Page 2: Table Of Contents
Technical Data ......31 Airlessco Standard Warranty ....32... -
Page 3: Models
Models Models Model Model No. Series Hi-Boy Stand 120V 240V Euro 220V CN 220V LA 220V AP 230V ANZ MP300 868058 868050 868051 868054 MP400 868055 868056 868057 868060 868052 Mustang 4800 868053 332882A... -
Page 4: Warnings
Warnings Warnings The following warnings are for the setup, use, grounding, maintenance, and repair of this equipment. The exclama- tion point symbol alerts you to a general warning and the hazard symbols refer to procedure-specific risks. When these symbols appear in the body of this manual or warning labels, refer back to these Warnings. Product-specific hazard symbols and warnings not covered in this section may appear throughout the body of this manual where applicable. - Page 5 Warnings WARNING WARNING WARNING WARNING FIRE AND EXPLOSION HAZARD Flammable fumes, such as solvent and paint fumes, in work area can ignite or explode. To help prevent fire and explosion: • Do not spray flammable or combustible materials near an open flame or sources of ignition such as cigarettes, motors, and electrical equipment.
- Page 6 Pressure Relief Procedure, page 10 for turning off the unit. • Check hoses and parts for signs of damage. Replace any damaged hoses or parts. • This system is capable of producing 3000 psi. Use Airlessco replacement parts or accessories that are rated a minimum of 3000 psi.
- Page 7 Warnings WARNING WARNING WARNING WARNING MOVING PARTS HAZARD Moving parts can pinch, cut or amputate fingers and other body parts. • Keep clear of moving parts. • Do not operate equipment with protective guards or covers removed. • Pressurized equipment can start without warning. Before checking, moving, or servicing equipment, follow the Pressure Relief Procedure, page 10 and disconnect all power sources.
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Page 8: Component Identification
Component Identification Component Identification ti22321a Power switch Turns sprayer ON and OFF Pressure Control Knob Adjusts pressure. Turn clockwise to increase pressure and counterclockwise to decrease pressure. Prime Valve Primes pump. Prime Valve Open Position Valve is in open position when handle is in the vertical position. Prime Valve Closed Position Valve is in closed position when handle is in the horizontal posi- tion. -
Page 9: Operation
Operation Operation Grounding The equipment must be grounded to reduce the risk of static sparking and electric shock. Electric or static sparking can cause fumes to ignite or explode. Do not modify the plug provided; if it does not fit the Improper grounding can cause electric shock. -
Page 10: Pails
Operation Pails Pressure Relief Procedure Follow the Pressure Relief Procedure whenever Solvent and oil/based fluids: follow local code. Use you see this symbol. only conductive metal pails, placed on a grounded sur- face such as concrete. Do not place pail on a nonconductive surface such as paper or cardboard which interrupts grounding continuity. -
Page 11: Setup
Operation Setup Oil- or Water-based Materials • When changing from water-based material to oil based material, flush with soapy water and then mineral spirits. • When changing from oil based material to water To reduce the risk of static sparking, fire or explosion base material, flush with mineral spirits, followed by which can result in serious bodily injury and property soapy water, then a clean water flush. -
Page 12: Startup
Operation 4. Turn Pressure Control Knob to low. 13. Whenever shutting down the sprayer, follow Pres- sure Relief Procedure, page 10. NOTICE To prevent damage and freezing during storage, never leave water in the fluid pump Startup ti22322a 1. Prepare the material according to the material man- ufacturer’s recommendations. -
Page 13: Clearing Clogs
Operation Clearing Clogs Shutdown 1. Relieve Pressure, page 10. 2. Clean the tip and gun as recommended in the sepa- rate Gun Manual supplied with the gun. 1. Release trigger. Engage trigger lock. Rotate Spray 3. If spraying water-based material or a material that Tip. -
Page 14: Maintenance
Maintenance Maintenance Daily Maintenance 9. To increase brush life, new brushes (Part # 331780) need to have a run in period. After changing brushes, set the machine for spraying. With a 1. Keep the displacement pump packing nut/wet cup bucket of Pump Conditioner and water, a 50’ 1/4” lubricated with Throat Seal Oil (TSO) or Packing airless hose, airless gun and tip on unit, open the Seal Fluid at all times. - Page 15 Maintenance Fluid Pump Reinstall 1. Loosen the packing nut and ensure that the piston rod (10) is in its upper position in the fluid pump body, snap cap onto packing nut and slip the sleeve (3) and the retaining ring (4) over the piston rod (10).
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Page 16: Servicing The Inlet Valve - Hi-Boy
Maintenance Servicing the Inlet Valve - Hi-Boy Packing Replacement Procedures 1. Relieve Pressure, page 10. Disconnect power from unit. Disassembly of the Fluid Pump 2. Un-thread and remove suction nut from the fluid 1. Disconnect the Fluid Pump, page 14. pump body (8). - Page 17 Maintenance 8. Take three spring washers (16) and slide over the 18. Reinstall Fluid Pump, page 15. top of the piston (14) in the following order: • First spring - curve facing up • Second spring - curve facing down •...
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Page 18: Gear And Pump Assembly
Maintenance Gear and Pump Assembly 7. Clean mating surfaces of cover and box thoroughly. ® Apply Loctite 518 on half the bottom surface of end bell. Servicing Gear box Assembly 8. Reassemble in reverse order. 1. Remove fluid pump. See Fluid Pump Disconnect, page 14. -
Page 19: Replacement Of Electrical Components
Maintenance Replacement of Electrical Components To avoid electric shock, always unplug the electrical cord before servicing the machine. NOTE: Anytime the pressure control assembly, sensor, or both are replaced, perform the calibrations. Pressure Control Assembly (Electrical ti22483a Control Board) NOTICE 1. -
Page 20: Troubleshooting
Troubleshooting Troubleshooting Problem Cause Solution Unit doesn’t prime Air leak due to loose suction Tighten suction nut. Air leak due to worn o-rings For Hi-Boy: Replace o-ring (108526) on suc- tion seat and o-ring (867370) below suction seat. For Stand: Replace o-ring (120777) on suc- tion seat and o-ring (121370) below suction seat. - Page 21 Troubleshooting Problem Cause Solution Machine does not start Control Settings Make sure machine is plugged into the wall. Verify the on-off switch is in the ON position and the pressure control knob is turned all the way to the right (clockwise for maximum pres- sure).
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Page 22: Parts
Parts Parts Manifold Filter (868014) Model 868057 Ref. Part Description Qty. 867145 COVER 301356 SPRING 867377 O-RING 867214 FILTER 60 MESH 867647 SUPPORT 867077 BASE 867420 PLUG 867309 NIPPLE 3/8” NPT x 1/4” NPT 557391 PLUG 1/4” NPT 44‡ FITTING 46‡... -
Page 23: Stand Frame Parts Diagram
Parts Stand Frame Parts Diagram ti22328a Ref. Part Description Qty. Ref. Part Description Qty. HSE1450 HOSE CPLD 1/4” x 50 ft. (MP400, 331101 FRAME, CARRY Mustang 4800) 16F551 FASTENER,THREAD,EXTERNAL 245449 HOSE, 1/4” x 25 ft., (MP300) 331048 RUBBER BOOT 289316 GUN, 500,2 FINGER,ASM 332882A... -
Page 24: Hi-Boy Parts Diagram
Parts Hi-Boy Parts Diagram ti17483a Ref.Part Description Qty. Ref.Part Description Qty. 331048 RUBBER BOOT 331273 FRAME 77 HSE1450 HOSE CPLD, 1/4” X 50’ 16F551 FASTENER,THREAD, EXTERNAL 78 289316 GUN, 500, 2 FINGER,ASM 866356 SPACER 867736 WHEEL,10” X 3.5” 143029 COLLAR, SCREW, SET 332882A... -
Page 25: Control Parts Diagram
Parts Control Parts Diagram 120V Models 220/230V Models ti17482a ti22429a Ref. Part Description Qty. 867243 GASKET, seal 868000 BOX, terminal, weldment 868013 SEAL, rubber 331342 SCREW, 10-24 X 0.50 116969 NUT, lock 331185 STRAIN RELIEF 301083 SWITCH, toggle 301150 BOOT, rubber, black 15V909 SCREW, M8 X12 868018 CONTROL, board, 120V 868019 CONTROL, board, 230V... -
Page 26: Motor And Drive Parts Diagram
Parts Motor and Drive Parts Diagram ti17481a Stand Model See page 29 ti22329a 332882A... -
Page 27: Drive Parts
SCREW,5/16-18 X 3.75 HX HD 331336 HOOK, pail (HI-BOY models) 331074 SPACER 2.691 LONG 113783 SCREW, MACH, PNH 867243 GASKET,SEAL 16X134 LABEL, AIRLESSCO, MP400 868000 BOX,TERMINAL BOX WELDMENT 16X135 LABEL, AIRLESSCO, MP300 331342 SCREW,MACH,PANHEAD 16X527 LABEL, ALLPRO, Mustang 4800 331185... -
Page 28: Packing Replacement
Parts Packing Replacement Ref. Part Description Qty. 331014 MALE GLAND 331016 PACKING POLYETHYLENE 331308 FEMALE ADAPTOR 331011 FLUID PUMP BODY 331029 SUCTION BALL GUIDE 331292 SUCTION SEAT (HI-BOY) 331051 SUCTION SEAT (LO-BOY) 331034 SUCTION NUT 331314 OUTLET SEAT RETAINER 2 2 2 331026 OUTLET SEAT 12+* 111457 O-RING 22 22... -
Page 29: Suction Assemblies
Parts Gearbox Sleeve Bearing Replacement Ref. Part Description Qty. 331061 SLEEVE BEARING 331103 WASHER 331197 SCREW NOTE: When replacing item (1), cover outside of sleeve with 6 drops of Loctite 246 prior to inserting into cover assembly. ti16059a Suction Assemblies Stand Chassis Hi-Boy Chassis (331284) ti16061a... -
Page 30: Electrical System
Parts Electrical System 120V Power Plug On/Off Switch Black White To Motor Green (Ground) Board Kit 868018 Pressure Control ti22336a 230V Power Plug On/Off Switch Brown Black Blue To Motor Green (Ground) White Board Kit 868019 ti22337a Pressure Control Ref. Part Description Qty. -
Page 31: Technical Data
Technical Data Technical Data MP400/300, Mustang 4800 Metric Sprayer Power Requirements 120V AC, 60 hz, 10.5A, 1 phase 230V AC, 50/60 hz, 5A, 1 phase (MP400) 230V AC, 50/60 hz, 4A, 1 phase (MP300) Generator required 3000w minimum Maximum working pressure 3000 psi 20.7 MPa, 207 bar Cycles per gallon (liter)*... -
Page 32: Airlessco Standard Warranty
With the exception of any special, extended, or limited warranty published by Airlessco, Airlessco will, for a period of twelve months from the date of sale, repair or replace any part of the equipment determined by Airlessco to be defective.