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E

1996 Nordson Corporation

All rights reserved

108 390B

Issued 7/96

Manual 10-10

Section 6

Repair

Summary of Contents for Compact Manual Iso-Flo Voltage-Block

Page 1: ...D AMHERST OHIO D USA For parts and technical support call the Industrial Coating Systems Customer Support Center at 800 433 9319 or contact your local Nordson representative This document is subject t...

Page 2: ...onsent of Nordson Corporation The information contained in this publication is subject to change without notice Trademarks 100 Plus Blue Box ChromaFlex CleanSleeve CleanSpray Control Coat Cross Cut Ea...

Page 3: ...terial and Solvent Precautions 1 10 11 Disposal 1 13 1 Introduction 2 1 2 Description 2 1 Components 2 2 3 How the System Works 2 5 Start Spraying 2 5 Stop Spraying 2 5 Door Interlock Valve 2 7 4 Spec...

Page 4: ...erial Change 4 5 5 Long term Shutdown 4 6 6 Maintenance 4 6 Daily 4 6 Weekly 4 7 1 Introduction 5 1 2 Troubleshooting Procedures 5 2 1 Introduction 6 1 2 Male and Female Coupling Repair 6 1 3 Flow Sen...

Page 5: ...E 1995 Nordson Corporation All rights reserved Issued 11 95 A1EN 03 SF LIQD 1 Section 1 Safety...

Page 6: ...Safety 1 0 E 1995 Nordson Corporation All rights reserved Issued 11 95 A1EN 03 SF LIQD 1...

Page 7: ...ming specific tasks and working with specific equipment S store this manual within easy reach of personnel installing operating maintaining or repairing this equipment S follow all applicable safety p...

Page 8: ...and smoking prohibited WARNING Wear protective clothing safety goggles and approved respiratory protection Failure to observe may result in serious injury WARNING Hot Risk of burns Wear heat protectiv...

Page 9: ...nd equipment damage Use this equipment only as described in this manual Nordson Corporation cannot be responsible for injuries or damages resulting from nonstandard unintended applications of its equi...

Page 10: ...hutoff valves in the air supply lines to the system This allows you to relieve air pressure and lock out the pneumatic system before undertaking maintenance and repairs S Install a locking disconnect...

Page 11: ...y devices must be removed for installation install them immediately after the work is completed and check them for proper functioning Only qualified personnel physically capable of operating the equip...

Page 12: ...ressures and material composition for all equipment that you are working with Recognize potential hazards associated with these and exercise appropriate caution S Wear shoes with conductive soles such...

Page 13: ...ressed air can be injected under the skin and cause serious injury or death S Do not use materials that will corrode the equipment S Do not attempt to operate electrical equipment if standing water is...

Page 14: ...service or adjust any equipment unless another person trained in first aid and CPR is present S Disconnect lock out and tag electrical power at a disconnect or breaker in the service line ahead of ele...

Page 15: ...m S Check all ground connections periodically with a megohm meter Resistance to ground must not exceed one megohm If sparks or arcing occur shut down the system immediately S Connect all disconnected...

Page 16: ...the affected skin with lots of cool clean water Do not try to remove hot melted material from the skin Seek immediate medical attention High pressure fluids unless they are safely contained are extrem...

Page 17: ...ad to an injection injury S Always relieve system pressure before servicing equipment Trigger all applicators and bleed off system pressure Halogenated hydrocarbon solvents can cause an explosion when...

Page 18: ...ents in pressurized systems with aluminum components perform the following steps S Pump the system empty shut off the pumps and relieve the system pressure S Disassemble and inspect the system compone...

Page 19: ...Ethylene Dibromide Dichlorofluoromethane Chloroform Methyl Iodide Methyl Bromide Trichlorofluoromethane Ethylene Dichloride N butyl Iodide Methylene Chlorobromide Freon Methylene Chloride Propyl Iodid...

Page 20: ...Safety 1 14 E 1995 Nordson Corporation All rights reserved Issued 11 95 A1EN 03 SF LIQD 1...

Page 21: ...E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10 Section 2 Description...

Page 22: ...Description 2 0 E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10...

Page 23: ...l not be responsible for the performance or life of the system The Compact Manual Iso Flo system is installed between the coating material kitchen or supply pump and the spray device This permits char...

Page 24: ...device trigger is released the shuttle closes and grounds the fluid path Coating material flows through the shuttle couplings to refill the pump To prevent electrical shock an interlock valve closes...

Page 25: ...3 E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10 10100028A M G J L 1 2 3 4 5 6 7 8 10 11 12 13 14 15 16 17 18 19 20 9 Fig 2 1 Internal view of the Iso Flo system Com...

Page 26: ...fluid pressure to the spray device Controlled by an air regulator 9 Shuttle assembly Makes or breaks the fluid connection to the spray device in response to a signal from the flow sensor The shuttle...

Page 27: ...interlock valve to the pilot on the pilot valve 14 3 The pilot valve 14 switches causing compressed air from the atomizing air source to pass through the pilot valve enter the coating material shuttle...

Page 28: ...Air spray device 2 Spray device trigger 3 Limit valve 4 Air piloted fluid pressure regulator 5 Pump 6 Air release valve 7 Quick exhaust valve used as a biased shuttle valve 8 Lubricator 9 Check valve...

Page 29: ...stem air If the system air pressure exceeds the coating material inlet pressure and the spray device is triggered the coating material pump will purge itself even though the coating material shuttle i...

Page 30: ...Description 2 8 E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10...

Page 31: ...E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10 Section 3 Installation...

Page 32: ...Installation 3 0 E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10...

Page 33: ...procedures vary depending on the following factors S where the coating material is charged either inside the unit or at the gun S how the power supply is controlled if coating material is charged ins...

Page 34: ...Lines 3 Fig 3 1 Typical waterborne air spray system installation 1 Air spray device 2 Iso Flo unit 3 Fluid regulator 4 Fluid filter drain valve 5 Fluid heater optional 6 Fluid supply 7 Supply pump 8 A...

Page 35: ...spray booth or on a dolly so the coating material hose connecting the Iso Flo system and the spray device is as short as possible No electricity or external controls are required for the Iso Flo syst...

Page 36: ...ystem mounting dimensions and connection points 1 Fluid inlet 3 8 in NPTF fitting 2 Compressed air 1 4 in NPTF fitting 3 Atomizing air 1 4 in NPSM fitting 4 Fluid outlet 3 8 in NPSM fitting 5 Electros...

Page 37: ...3 Connect the coating material supply hose to the 3 8 in NPTF labeled FLUID INLET 1 8 located at the top of the cabinet 4 Connect compressed air for atomization to the 1 4 in NPTF port labeled COMPRES...

Page 38: ...teps 1 Remove the tee and drain cock from the flow sensor 3 atomizing air port 2 Remove the 1 4 in NPT x 1 4 in NPSM fitting 2 from the tee 3 Connect the regulator 1 to the flow sensor 3 with a close...

Page 39: ...e the hose through the fluid outlet hole in the cabinet to the regulator inlet 2 Connect another grounded air hose 6 between the regulator outlet and spray device air inlet 3 Connect a ground strap or...

Page 40: ...Installation 3 8 E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10...

Page 41: ...E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10 Section 4 Operation...

Page 42: ...Operation 4 0 E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10...

Page 43: ...solvent part number NOTE Do not use the mixing directions provided on the container label Failure to follow the proper mixing instructions noted above could cause polymerization of the Q solvent conce...

Page 44: ...you will be using Flushing removes oils metal filings and other contaminants left from the manufacturing and installation process WARNING Always shut off electrostatic voltage before opening the cabi...

Page 45: ...n out of the system pump and subsequently out of the hose 9 Repeat steps 7 and 8 several times to make sure the system is flushed thoroughly 10 Reconnect the fluid hose to the spray device and repeat...

Page 46: ...n production is not long enough to allow the pump to refill completely Squeezing the trigger resets the Iso Flo system and spraying can resume NOTE During short breaks in production such as lunch time...

Page 47: ...e spray booth or a grounded waste container to expel any remaining coating material 4 Supply cleaning solution to the Iso Flo system and set the compressed air pressure to the maximum available up to...

Page 48: ...system completely 4 Open the cabinet door and clean the male and female couplings the exterior of all cabinet components and the cabinet with a compatible cleaning solution 5 Check the lubricant level...

Page 49: ...he electrostatic voltage 2 Open the cabinet door to ground the system then close the door 3 Relieve the compressed air pressure 4 Flush the system with a compatible cleaning solution as needed 5 Clean...

Page 50: ...Operation 4 8 E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10...

Page 51: ...E 1995 Nordson Corporation All rights reserved 108 390A Issued 10 95 Manual 10 10 Section 5 Troubleshooting...

Page 52: ...Troubleshooting 5 0 E 1995 Nordson Corporation All rights reserved 108 390A Issued 10 95 Manual 10 10...

Page 53: ...t flow when spray device is triggered 5 2 2 Coating material flow is poor or erratic 5 2 3 Coating material is thin or watery at start up 5 2 4 No electrostatic voltage or the electrostatic voltage is...

Page 54: ...device valve System air pressure is too low to operate pump Adjust system air pressure to as high as possible 80 150 psi or 5 5 10 3 bar Fluid hose from the pump to the spray device is blocked Adjust...

Page 55: ...e sync valve if it does not shift in response to air pressure 8 Shuttle is not disengaging when spray device is triggered System air pressure is too low Increase system air pressure Cabinet door is op...

Page 56: ...Troubleshooting 5 4 E 1995 Nordson Corporation All rights reserved 108 390A Issued 10 95 Manual 10 10...

Page 57: ...E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10 Section 6 Repair...

Page 58: ...Repair 6 0 E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10...

Page 59: ...Figure 2 1 Remove the flow sensor from the Iso Flo cabinet 2 Unscrew the 4 socket head cap screws 11 3 Invert the sensor and gently remove the body 4 from the top 4 Block all the ports in the body 4...

Page 60: ...e small ball on top 10 Put the body on the top aligning with the marks 11 Holding firmly invert the flow sensor and replace the screws 11 12 Remove the plugs 13 Reinstall the flow sensor into the cabi...

Page 61: ...E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10 Section 7 Parts...

Page 62: ...Parts 7 0 E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10...

Page 63: ...e Description column gives the part name as well as its dimensions and other characteristics when appropriate Indentions show the relationships between assemblies subassemblies and parts Item Part Des...

Page 64: ...Screw skt 5 16 18 x 2 00 in bl 8 5 971 266 S Elbow male 0 25 in tube x 0 25 in NPT 2 6 900 557 S Tubing nylon 0 375 in x 0 050 in 3 B 7 972 238 S Elbow male 3 8 in x 1 4 in brass 1 8 159 093 S Shuttl...

Page 65: ...6 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10 1010039A E 1 3 4 5 6 8 10 11 2 5 7 9 Fig 7 1 Front view of Compact Manual Iso Flo System System Assemblies and Miscellaneous...

Page 66: ...in cock 1 4 in NPT brass 1 11 160 357 S Sensor flow isolator 1 12 S S Screen filter 1 4 in NPT port 1 13 900 001 S S Ball 440SS 0 500 I dia 50 1 14 940 260 S S O ring hot paint 1 250 in x 1 375 in x 0...

Page 67: ...237 S Gauge air 0 100 psi 0 7 KG CM2 1 29 901 063 S Valve shuttle 1 30 973 039 S Nipple brass schedule 40 1 8 in x 3 4 in 1 31 973 259 S Tee pipe street 1 8 in X 1 8 in NPT 1 1010040B 4 2 3 5 23 8 10...

Page 68: ...tor air 1 4 in NPT 1 10 161 005 S Pump mini Iso Flo 1 11 170 104 S Filter mini 1 8 in NPT 1 12 971 292 S Elbow male 1 8 in tube x 1 8 in NPT 1 13 901 262 S Valve exhaust 1 14 973 039 S Nipple brass sc...

Page 69: ...rdson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10 1010041A 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 2 18 19 25 24 23 20 21 22 Fig 7 3 Pump and lubricator assembly Pump and Lubrica...

Page 70: ...luminum 1 3 130 309 S Coupling male 1 A 4 S Rod guide 16 1 2 in 2 5 130 307 S Coupling female 1 A 6 981 145 S Screw pan hd 10 24 x 1 2 in SL ZN 1 7 S Cylinder air 9 in 1 8 S Block shuttle bottom alumi...

Page 71: ...Parts 7 9 E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10 1010042A 3 1 2 5 6 7 8 9 10 11 4 Fig 7 4 Shuttle assembly Shuttle Assembly contd...

Page 72: ...1 6 130 323 S Spring compression 1 750 x 0 360 OD x 0 040 in 1 A 7 139 389 S Pin valve safety 1 8 987 070 S Spring compression 0 750 x 0 240 OD x 0 026 in 1 9 983 025 S Washer flat 0 375 in x 0 187 in...

Page 73: ...Parts 7 11 E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10 1010043A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Fig 7 5 Male coupling Male Coupling contd...

Page 74: ...n 1 A 4 S Post coupling 1 5 S Sleeve coupling 1 6 130 340 S Spring compression 1 500 x 1 095 OD x 0 120 in 1 7 941 110 S O ring hotpaint 0 438 x 0 625 x 0 094 in 1 8 130 319 S Body post coupling 1 9 9...

Page 75: ...Parts 7 13 E 1996 Nordson Corporation All rights reserved 108 390B Issued 7 96 Manual 10 10 1010044A 1 2 3 4 5 6 7 8 9 10 11 12 Fig 7 6 Female coupling Female Coupling contd...

Page 76: ...ote Valve door air operated assembly Iso Flo 1 1 972 119 S Elbow male 1 4 in tube x 1 8 in NPT 2 2 172 715 S Valve limit 2011 1 1 1010045A 2 1 SUPPLY LOAD Fig 7 7 Door interlock valve See Figures 7 5...

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