AIRLESSCO LP 400 Operation - Repair - Parts - Warning

Manual is about: Airless Paint Sprayer

Summary of LP 400

  • Page 1

    For 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 for model information, see page 2. Related manuals important safety instructions read all warnings a...

  • Page 2: Models

    Models 2 3a1185h models vac hiboy stand loboy 120v north america 24f568 lp500 - series b 24f571 lp600 - series b 24f581 mustang 5100 - series b 24f583 mustang 8100 - series b 24f567 lp500 - series c 24f579 mustang 5100 - series c 24f569 lp500 - series c 24f570 lp600 - series c 240v europe 16m373 lp5...

  • Page 3: Warnings

    Warnings 3a1185h 3 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 manu...

  • Page 4: Warning

    Warnings 4 3a1185h 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 c...

  • Page 5: Warning

    Warnings 3a1185h 5 skin injection hazard high-pressure spray is able to inject toxins into the body and cause serious bodily injury. In the event that injection occurs, get immediate surgical treatment. • do not aim the gun at, or spray any person or animal. • keep hands and other body parts away fr...

  • Page 6: Warning

    Warnings 6 3a1185h 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 equ...

  • Page 7: Component Identification

    Component identification 3a1185h 7 component identification a b c d e ti17301a a power switch turns sprayer on and off b pressure control knob adjusts pressure. Turn clockwise to increase pressure and counterclockwise to decrease pressure. C prime/pressure relief valve primes pump and relieves press...

  • Page 8: Operation

    Operation 8 3a1185h operation pressure relief procedure follow the pressure relief procedure whenever you see this symbol. 1. Engage the gun trigger lock. Refer to the separate instruction manual provided with gun for safety fea- tures and how to engage the trigger lock. 2. Turn the unit off. 3. Dis...

  • Page 9: Flushing

    Operation 3a1185h 9 flush the sprayer 1. Flush the sprayer. See flushing procedure on page 9. Prime and flush storage fluid before beginning a new spraying project you need to prime the sprayer and flush the storage fluid out of the sprayer. Oil- or water-based materials • when changing from water-b...

  • Page 10: Startup

    Operation 10 3a1185h control knob clockwise, just enough to move liquid at low pressure. 9. Allow the pump to operate until clean solvent comes from the gun. 10. Release the trigger and engage the gun trigger lock. 11. If you are going to start spraying, place the pump or suction tube into the suppl...

  • Page 11: Shutdown

    Maintenance 3a1185h 11 shutdown 1. Relieve pressure, page 8. 2. Clean the tip and gun as recommended in the sepa- rate gun manual supplied with the gun. 3. If spraying water-based material or a material that could harden in the sprayer overnight, flush the sprayer after use. See flushing, page 9. St...

  • Page 12: Servicing The Fluid Pump

    Maintenance 12 3a1185h servicing the fluid pump fluid pump disconnect 1. Relieve pressure, page 8. 2. Flush the material you are spraying out of the machine. 3. Remove the connecting rod shield (12). 4. Move the piston rod (10) to its lowest position by cycling pump slowly. 5. Turn off the motor and...

  • Page 13: Packing Replacement

    Maintenance 3a1185h 13 servicing the inlet valve- hi-boy 1. Un-thread and remove suction nut from the fluid pump body (8). 2. Remove suction seat (12), o-ring (11), suction ball (10), and ball guide (9). 3. Clean all parts and inspect them for wear or dam- age, replacing parts as needed. 4. Clean in...

  • Page 14

    Maintenance 14 3a1185h 10. Take three upper polyethylene packings (18) and two leather packings (22) and assemble with inverted side down, on to the male gland (17) in the following order: • polyethylene • leather • polyethylene • leather • polyethylene 11. Take upper female gland (19) and place on ...

  • Page 15: Gear And Pump Assembly

    Maintenance 3a1185h 15 gear and pump assembly servicing gear box assembly 1. Remove fluid pump. See fluid pump disconnect, page 12. 2. Remove frame from the gearbox by loosening the four mounting screws. 3. Separate cover assembly (13) from box by remov- ing bolts (1) from front of cover and back of...

  • Page 16

    Maintenance 16 3a1185h 5. Pull entire potentiometer assembly out of the termi- nal box. 6. Replace in reverse order. On-off toggle switch 1. Lower the pressure control assembly as described above. 2. Disconnect the two wires on the toggle switch. 3. Use a 9/16” wrench to loosen the nut on the toggle...

  • Page 17: Troubleshooting

    Troubleshooting 3a1185h 17 troubleshooting problem cause solution unit doesn’t prime airleak due to loose suction nut tighten suction nut. Airleak due to worn o-rings replace o-ring (108526) on suction seat and o-ring (867370) below suction seat. Airleak due to hole in suction hose replace suction h...

  • Page 18

    Troubleshooting 18 3a1185h motor remove the motor brush covers and turn the machine on. Set the potentiometer (pot) at maximum pressure and check for dc voltage across both brush terminals. It should read greater than 80 volts dc. If you have dc voltage, turn the machine off and unplug it from the w...

  • Page 19: Pressure Control Repair

    Troubleshooting 3a1185h 19 pressure control repair motor control board diagnostics note: keep a new transducer on hand to use for test. 1. For sprayers with digital display, see digital dis- play messages, page 20 2. Remove four screws and cover. 3. Turn on/off switch on. 4. Observe led operation an...

  • Page 20

    Troubleshooting 20 3a1185h digital display messages (series b) no display does not mean that sprayer is not pressurized. Relieve pressure before repair. See pressure relief procedure, page 8 display sprayer operation indication action no display sprayer stops. Power is not applied. Sprayer may be pr...

  • Page 21: Parts

    Parts 3a1185h 21 parts manifold filter (866480) mustang 8100, lp600/700 hiboy, lp600 loboy inlet valve 1 2 3 4 5 9 6 7 10 7 ti16052a ref. Part description qty 1 867145 cover 1 2 301356 spring 1 3 867377 o-ring 1 4 867214 filter 60 mesh 1 5 867647 support 1 6 867077 base 1 7 867420 plug 2 9 867309 ni...

  • Page 22: Stand Frame Parts Diagram

    Parts 22 3a1185h stand frame parts diagram 106 100 105 199 197 102 107 188 101 ti17479a ref. Part description qty 100 16f551 fastener,thread,external 4 101 gun 289316 500,2 finger,asm, lp500 (120v/230v) 1 289283 model mustang 5100 1 24e514 spray, 009, (230/240v & 110v) 1 102 140040 washer .392x.198x...

  • Page 23: Loboy Frame Parts Diagram

    Parts 3a1185h 23 loboy frame parts diagram 111 100 184 110 189 105 101 102 199 108 104 109 187 103 ti17480a ref. Part description qty 100 867488 screw #6x.25 slftap ph hd 2 101 867551 screw 6-32x1.25 ph pn hd (120v/230v) 2 102 867329 nut 6-32 x .109 top lock 2 103 gun 289316 500,2 finger,asm, (120v)...

  • Page 24: Hi-Boy Parts Diagram

    Parts 24 3a1185h hi-boy parts diagram 1 2 3 4 5 6 7 77 78 ti17483a ref.Part description qty 1 motor 331490 .5hp, 110v: lp500 hiboy/stand, lp400 stand 1 331491 1hp, 110v: lp600/700 hiboy, 120v: lp500/600 & mustang 5100/8100 1 331492 .5hp, 230v: lp500 loboy, 240v: lp500 hiboy, 230/240v: lp400/500 stan...

  • Page 25: Control Parts Diagram

    Parts 3a1185h 25 control parts diagram 9 95 103 19 27 21 22 20 23 101 102 97 33 92 92 76 96 96 98 25 110 30 34 26 100 94 ti17482a ref. Part description qty 9 867800 box,terminal box weldment 1 19 117281 spacer,#6 x .312 2 20* 867816 screw,mach,phillips flat hd 2 21* display,lcd 1 22* 867731 washer,p...

  • Page 26

    Parts 26 3a1185h motor and drive parts diagram 72 121 120 1 47 70 32 18 18 13 31 213 34 156 159 160 157 158 63 59 61 60 45 58 57 41 46 16 55 56 47 48 66 35 39 37 36 48 53 54 52 51 50 15 11 16 49 42 44 43 40 112 14 13 12 10 8 9 17 72 35a 35b 35c 35d 35e ti17841a ti17840d.

  • Page 27: Drive Parts

    Parts 3a1185h 27 drive parts v additional warning labels are available at no cost. Y older machines use tube with approximately 2-1/4” center to center distance. Newer machines use wider spaced tube with approximately 3-1/4” center to center distance. Measure connection points to order correct part....

  • Page 28: Packing Replacement

    Parts 28 3a1185h packing replacement ref. Part description qty 1* 331014 male gland 2 2* 331016 packing polyethylene 6 3* 331308 female adaptor 1 4 331011 fluid pump body 1 5 331029 suction ball guide 1 6* 331030 suction ball 1 7* 108526 o-ring 1 8 331292 suction seat (hi-boy) 1 331051 suction seat ...

  • Page 29: Suction Assemblies

    Parts 3a1185h 29 suction assemblies 1 2 3 gearbox sleeve bearing replacement ti16059a note: when replacing item (1), cover outside of sleeve with 6 drops of loctite 246 prior to inserting into cover assembly. Ref. Part description qty 1 331061 sleeve bearing 1 2 331103 washer 2 3 331197 screw 2 ti16...

  • Page 30: Electrical System

    Parts 30 3a1185h electrical system on/off switch power plug from motor black (+) white black green 2 x red black (-) black black ti2471b 1 3 5 6 7 120v 230v 3 1 7 5 6 from motor green/yellow black/brown white/blue power plug 2 x red black black/white on/off switch ti22758a ref. Part description qty ...

  • Page 31: Electrical Components

    Parts 3a1185h 31 electrical components ti16066a 1 2 3 4 5 7 6 ref. Part description qty ref. Part description qty 1 867816 screw 2 5 867817 nut 2 2 867804 label, pressure control 1 6 867731 washer 2 3 867798 window 1 7 lcd display (psi) 1 4 117281 spacer 2 867821 lcd display kit (psi) includes 1, 3,...

  • Page 32: Technical Data

    Technical data 32 3a1185h technical data lp400/500/600/700, mustang 5100/8100 us metric power requirements 120v ac, 60 hz, 11a, 1 phase 230v ac, 50/60 hz, 7.5a, 1 phase generator required 3000 w minimum maximum working pressure 3000 psi 21 mpa, 207 bar maximum delivery lp400 0.46 gpm 1.75 lpm lp500 ...

  • Page 33: Notes

    Notes 3a1185h 33 notes.

  • Page 34

    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 visual data contained in this document reflects the latest product information available at the time of publication. Airlessco reserves the right to make ...