Graco Inc 218-026, 307-638, PRO4000 manual Resistor Stud Replacement

Page 19

SERVICE

Resistor￿ Stud￿ Replacement

 

.WARNING-

 

 

3￿

￿sing￿ the￿ wrench￿ supplied￿￿ install￿ the￿ resistor￿ st

 

 

Old/New￿ Style￿ Resistor￿ Stud￿ and￿ Electrode

 

 

 

in￿ the￿ front￿ of￿ the￿ gun￿ barrel￿￿ ￿ighten￿ until￿ snug

 

 

 

 

 

￿o￿ reduce￿ the￿ risk￿ of￿ sparking￿￿ which￿ could￿ cause

 

 

 

 

 

 

4￿ Install￿ the￿ electrode￿ as￿ describedElectrode￿ in￿ ￿ Re/

fire￿ or￿ explosion￿￿ B￿￿ ￿￿￿￿￿ the￿ electrode￿ and￿ stud

placement￿

 

you￿ install￿ are￿ black￿￿ ￿he￿ old￿ style￿ electrode￿ and

 

 

 

stud￿ in￿ the￿ ￿eries￿ A￿D￿ ￿uns￿ were￿ white￿￿ DO￿ NO￿

Install￿ the￿ fluid￿ nozzle￿ and￿ air￿ cap￿ assembly￿

mix￿ old￿ style￿ parts￿ with￿ new￿ style￿ parts￿

￿￿

 

described￿ inClean￿

￿ the￿ Air￿ Cap￿ and￿ Fluid￿￿Nozzle

 

 

 

 

 

 

 

 

 

KEY

 

 

 

 

 

 

 

 

 

 

16

￿esistor￿ ￿tud

 

1￿ ￿emove￿ the￿ air￿ cap￿ assembly￿ and￿ fluid￿ nozzle￿ as￿ de7

 

scribed￿ inClean￿

￿ the￿ Air￿ Cap￿ and￿ Fluid￿￿Nozzle

17

O￿￿ing

 

 

 

 

 

75

Washer

 

2￿ ￿emove￿ the￿ electrode￿ as￿ describedElectrode￿ in￿

 

 

 

Replacement￿

 

 

 

 

7￿

 

 

 

 

 

17

 

3￿ ￿sing￿ the￿ wrench￿ ￿￿9h￿￿ supplied￿￿ unscrew￿ and￿ re7 move￿ the￿ resistor￿ stud￿ ￿1￿￿￿ with￿ the￿ o￿ring￿ ￿17￿￿ and 1￿ washer￿ ￿7￿￿￿￿ ￿ee￿ ￿ig￿ 11￿

￿￿￿ ￿ns￿￿ll￿ ￿￿￿￿ ￿￿s￿s￿￿￿￿ s￿￿￿￿

1￿ Lubricate￿ the￿ o￿ring￿ ￿17￿￿ with￿ petroleum￿ jelly￿ and install￿ it￿ on￿ the￿ resistor￿ stud￿ ￿1￿￿￿

2￿ Install￿ the￿ washer￿ ￿7￿￿￿ in￿ the￿ gun￿ barrel￿

Fig￿ 11

 

307-638 19

Image 19
Contents Read and Retain for Reference Manual MID±RANGE ElectrostaticRev. AE Part Number 218±026, Series E Terms Table of ContentsEquipment Misuse Hazard Hose SafetyHazardous Fluid Hazard HOW the Electrostatic AIR Spray GUN Works Flushing and Cleaning SafetyVentilate the Spray Booth Fire or Explosion HazardNON±HAZARDOUS Area Hazardous Area Typical InstallationKEY Ventilate the Spray Booth InstallationConnect the Fluid Line Refer to the Typical Check the Electrical Grounding See Fig Spraying Operation Operating ChecklistOperation Filter the FluidAdjust the Spray Pattern Install the Fluid Nozzle and Air CapFollow the Pressure Relief Procedure Warning on MaintenanceDaily Care and Cleaning Clean the Air Cap and Fluid NozzleFlush the Spray Gun Problem Cause Solution Improper Spray Pattern Spray Pattern Troubleshooting ChartProblem Cause Solution GUN Operation Troubleshooting ChartElectrical Troubleshooting Chart Test Gun Resistance Test Power Supply ResistanceTest Resistor Stud Resistance Electrode Replacement Gun DisassemblyResistor Stud Replacement Barrel Removal Fluid Needle Packing Replacement45c Service45d 45f18b Power Cartridge Replacement3c 2 3a Turbine Alternator Removal Air Valve Replacement Fan Air Valve ReplacementKEY81 ES ON±OFF Valve Removal & ReplacementFluid Adjusting Screw Replacement Muffler and Check Valve ReplacementIncludes items 59a±59h 59f 59e 59d 59g 59c 59b59a Ref No Power CartridgeParts Drawing Ref No 59, Tool Kit18b 186±127 Parts List218±014 HANDLE, gun Includes item 2a 179±400Repair Kits Assembly Changed Status No. Part No Name Technical DataService Information HOW to Order Replacement PartsAccessories PRO4000H GUN Electrostatic High Conductivity KIT 222±029 Filter AIR or Paint 202±271218±123 Electrostatic System 218±124 Electrostatic SystemImportant Phone Numbers Graco PRO4000 Warranty and Disclaimers