Nordson A20A Product Manual Download Page 28 | Manualshive

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A20A Automatic Electric Airless Spray Gun

26

Part 108182-03

E

2017 Nordson Corporation

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Summary of Contents for A20A

Page 1: ...ORPORATION AMHERST OHIO USA C APPROVED US FM For parts and technical support call the Industrial Coating Systems Customer Support Center at 800 433 9319 or contact your local Nordson representative Th...

Page 2: ...ort and Extended A20A Spray Guns 20 8 Inch Extended Standard A20A Spray Gun 22 Service Kits 24 Ball and Seat Kit 24 Standard Coil Kit 24 CE ATEX Approved Coil Kit 24 Armature Kits 25 Buna N Soft Goods...

Page 3: ...ir assigned tasks They are familiar with all relevant safety rules and regulations and are physically capable of performing their assigned tasks Intended Use Use of Nordson equipment in ways other tha...

Page 4: ...elry or tools S If you receive even a slight electrical shock shut down all electrical or electrostatic equipment immediately Do not restart the equipment until the problem has been identified and cor...

Page 5: ...r the substance hit something on its way in and deflected causing more damage and many other variables including skin microflora residing in the paint or gun which are blasted into the wound If the in...

Page 6: ...for parts information and advice Halogenated Hydrocarbon Solvent Hazards Do not use halogenated hydrocarbon solvents in a pressurized system that contains aluminum components Under pressure these solv...

Page 7: ...e safety label is provided to help you operate and maintain your equipment safely The label reads WARNING Do not open when an explosive gas atmosphere is present Max ambient temperature 140 _F 60 _C S...

Page 8: ...teel construction of wetted parts S Compatibility with a wide range of wide range of water based and solvent based lacquers S Uses Nordson Controlled Pattern or Cross Cut nozzles S Can be used in dead...

Page 9: ...25 kg 2 75 lbs S Extended ATEX S 8 in Extended Electrical Driver requirements 24 Vdc 1 5 amps Connection 1 2 in NPT female conduit fitting Fluid Maximum fluid pressure 104 bar 1500 psi Maximum fluid...

Page 10: ...e to the gun The fluid hoses connected to the gun must have a minimum burst pressure of 104 bar 1500 psi The supply and return hoses can be connected to either one of the fluid fittings on the gun The...

Page 11: ...he gun These devices allow the systems to detect an abnormal changes in spray pressure that could cause rejects Transducer Installation See Figure 4 Remove the transducer plug 8 Install the transducer...

Page 12: ...5 0 04 247710 03 247711 04 247711 04 247712 05 247713 06 247713 06 247713 06 247714 075 0 06 247712 05 247713 06 247713 06 247714 075 247714 075 247715 09 247716 105 247716 105 0 075 247713 06 247714...

Page 13: ...UTION The gun is designed for high cycle applications It is not designed to be triggered ON for long periods of time Damage to the solenoid coil may occur When flushing the fluid system the gun should...

Page 14: ...ent Failed solenoid coil Disconnect the coil wires and check the coil resistance with an ohmmeter The reading should be approximately 18 ohms Replace the coil if the resistance check fails Refer to So...

Page 15: ...e gun from its mounting Removal 1 Relieve system fluid pressure Disconnect and lock out system electrical power 2 Remove the nozzle nut 1 and the nozzle 2 3 Remove the retaining nut 3 4 Unscrew the ba...

Page 16: ...it Solenoid Coil Replacement WARNING To prevent serious injury to personnel and damage to equipment relieve system fluid pressure and disconnect and lock out system electrical power before repairing t...

Page 17: ...es MODEL US PATENT NO 5 078 325 OTHER PAT PEND NORDSON MFG A20A CORP USA R MODEL US PATENT NO 5 078 325 OTHER PAT PEND NORDSON MFG A20A CORP USA R 1 2 3 5 4 1 2 3 6 4 Figure 6 Solenoid Coil Replacemen...

Page 18: ...e armature 4 and fluid guide 6 out of the body If it cannot be removed by hand turn the gun upside down and tap on the threaded end of the armature with a small diameter brass rod or other soft tool 7...

Page 19: ...5576 GUN A20A standard FM 18 135575 GUN A20A extended FM 18 141426 GUN A20A standard ATEX 20 141425 GUN A20A extended ATEX 20 144466 GUN A20A extended 8 inch 22 Service Kits Keep one of each type of s...

Page 20: ...ULE ball seat 1 B 13 940150 S O RING hotpaint 0 563 x 0 688 x 0 063 in 1 B C D 14 S ARMATURE standard or extended 1 D 15 135562 S GUIDE fluid 1 16 940190 S O RING hotpaint 0 813 x 0 938 x 0 063 in 1 C...

Page 21: ...rless Spray Gun 19 Part 108182 03 E 2017 Nordson Corporation R S S S S S S 1 Standard Short Standard Extended R 2 3 4 5 6 7 8 9 10 11 12 S S S 13 14 15 16 17 18 19 20 21 22 Figure 8 Standard Short and...

Page 22: ...solenoid 1 A 10 S CAP solenoid housing 1 A 11 S NUT housing 1 A 12 S MODULE ball seat 1 B 13 940150 S O RING hotpaint 0 563 x 0 688 x 0 063 in 1 B C D 14 S ARMATURE standard 1 D 15 135562 S GUIDE flu...

Page 23: ...n coil service kit B Included in ball and seat service kit C Included in Buna N soft goods service kit To replace with EPR O rings refer to EPR Soft Goods Kit on page 25 D Included in standard and ext...

Page 24: ...tpaint 0 813 x 0 938 x 0 063 in 1 C D 17 246051 S SLEEVE solenoid 1 18 972029 S CONNECTOR male 37_ 1 2 20 x 1 4 in NPT stainless steel 2 19 270863 S SPRING compression 0 415 x 0 247 OD x 0 015 in 1 D...

Page 25: ...3 Part 108182 03 E 2017 Nordson Corporation R MODEL US PATENT NO 5 078 325 OTHER PAT PEND NORDSON MFG A20A CORP USA S 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 S S S 13 23 25 24 Figure...

Page 26: ...models See Figures 8 and 10 Item Part Description Quantity 106300 SERVICE KIT coil 1 984171 S NUT hex jam 1 2 20 steel zinc 1 9 S HOUSING solenoid 1 10 246067 S CAP solenoid housing 1 11 246066 S NUT...

Page 27: ...S SPRING compression 1 00 x 0 157 OD x 0 022 in 1 Buna N Soft Goods Kit Replaces standard O rings used on all models See Figures 8 9 and 10 Item Part Description Quantity Note 135558 SERVICE KIT soft...

Page 28: ...A20A Automatic Electric Airless Spray Gun 26 Part 108182 03 E 2017 Nordson Corporation...

Page 29: ...2100 2012 EN60079 1 2014 Principles This product has been designed and manufactured to the directive and standards norms described above Certificates ATEX Quality Notification SGS Baseefa 1180 Buxton...

Page 30: ...cal support call 800 433 9319 Refer to the A20A Spray Gun manual 108182 for complete service and parts information Refer to the A20A Spray Gun manual 108182 for complete service and parts information...

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