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No 2 Process Handgun Unit

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1. Item Description 1 Slide Valve OFF Position Air Inlet Fitting Figure 12 Slide Valve Off Position 21 4 Turn the 9060 power ON OFF switch on the front panel to the ON position as shown in Figure 13 The unit will power up but high voltage will not be on at this point because the voltage is interlocked with the air flow to the air motor through the air flow switch locat ed in the power supply B Os Ransbufg Item Description 1 Power ON OFF Switch 2 Flow Switch Fitting Indicator Figure 13 9060 Power ON OFF Switch 5 Push the slide valve switch on the applicator forward toward the applicator barrel The air motor will begin turning and voltage will be present at the bell The HV On indicator on the 9060 will illumi nate when voltage is on Figure 14 shows the speed versus inlet air pressure with the applicator triggered This chart may be used to assist with initial pressure settings 6 Hold the No 2 handgun perpendicular to and 13 to 18 cm 4 to 7 inches from the part being coated Trigger the handgun and observe the at omization of the coating material A CAUTION
2. 53 ELUID HOSE AIR HOSE PARTS OF rra Edu 54 55 FEED TUBE BRUSH PARTS 56 FLUID FILTER SPARE PARTS KA aha e 57 BELL PARTS AND 5 5 5 58 9050 SPARE PARTS eee ee eis oc ba Sl Eee 59 RECOMMENDED SPARE PARTS 52 WARRANTY POLICIES 61 LIMITED WARRANTY ie as Bang aaa aga e tee 61 3 AH 12 01 03 No 2 Air Motor Handgun SAFETY PRECAUTIONS Before operating maintaining or servicing any Ransburg coating system read and understand all of the technical and safety literature for your Ransburg products This manual contains information that is im portant for you to know and understand This infor mation relates to USER SAFETY and PREVENTING EQUIPMENT PROBLEMS To help you recognize this information we use the following symbols Please pay particular attention to these sections A WARNING states information to alert you to a situation that might cause serious injury if instructions are not fol lowed A CAUTION states information that tells how to prevent damage to equipment or how to avoid a situation that might cause minor injury A NOTE is information relevant to the procedure in pro gress While this manual lists standard specifications and service pro
3. Mechanical 3 45 bar 50 psig maximum Fluid Input Pressure 6 90 bar 100 psig Air Input Pressure maximum Fluid Delivery Rate maximum 2 3 4 Bell Size 75 cc minute 2 5 fl oz minute 120 cc minute 4 fl oz minute Application Rate maximum 2 3 4 Bell 5 7 ft minute 46 65 m minute 10 12 ft minute 93 1 11 m minute 4 Bell Note conversion 29 5 cc ml 1 fluid oz AH 12 01 03 No 2 Air Motor Handgun Ransburg UNIT FEATURES BARREL TRIGGER ADJUSTMENT AIRON OFF SLIDE VALVE 9 16 18 THD REsisTORHOUSNG 90 CABLEARMOTORASSY 00 cowcTBRUSH 54 RIM ASSY 12 FLUID INLET FITTING 9 16 18 LH THD ITEM DESCRIPTION kV METER HIGH VOLTAGE ON INDICATOR FUSES 5 FAULT INDICATOR GROUNDING LUG ON OFF SWITCH AC INLET RECEPTACLE ONE TOUCH SETPOINT BUTTON DOOR KEY LOCK FIGURE 2 9060 POWER SUPPLY FEATURES MODEL 80102 31X AH 12 01 03 No 2 Air Motor Handgun 12 Ransburg INSTALLATION PRE INSTALLATION REQUIREMENTS 1 Provide approved electrical wiring to the power supply The 9060 power supply must be located a minimum of 6 1m 20 outside of the hazardous spray area 2 Make sure the operating location has adequate grounding facilities such as electrical conduit steel building columns metal water pipes or other earth grounded objects 3 Furnish a paint pr
4. Toluene 108 88 3 Xylene 1330 02 07 Mineral Spirits Solvesso 100 Solvesso 150 28 Ransburg No 2 Handgun NOTES It is not advisable to soak the No 2 Handgun in solvent at any time Most of the components of the gun are designed to withstand exposure to many different solvents There are components within the gun that will not withstand solvent ex posure and will be destroyed by such exposure This manual will advise when it is safe to clean components with solvent A WARNING When working with any solvent do it in a well ventilated area away from any ignition sources All heath and safety guidelines recommended by the solvent manufactur er must be followed A WARNING The gun assembly should never be soaked in solvent If the gun is soaked in solvent internal components will be damaged This could cause injury to personnel and damage to equipment SOAKING THE GUN ASSEMBLY IN SOLVENT WILL VOID WARRANTY Paint residue can be cleaned from the external surfaces of the gun with nonpolar solvents and solvents that do not leave a conductive residue on the surfaces Solvents safe for cleaning the gun surface are the same as those listed in this manual under Effects of Solvents No 2 Hand gun Bells If other solvents are required for cleaning then that cleaning should be followed with the listed solvents 29 AH 12 01 03 No 2 Air Motor Handgun MAINTENANCE SCHEDULES Periodic To as
5. The application process works best when the bell is positioned perpendicular to the ground ed target Following this method avoids paint wrapback onto the operator or nearby ob jects AH 12 01 03 No 2 Air Motor Handgun OPERATION Ransburg Dynamic Pressurevs Turbine Speed a 75 9 2 The quality of atomization can be tested by shooting a donut test pattern on a grounded flat surface at approximately a 15 2 cm 6 inch target distance Coarse atomization may be caused by excessive fluid delivery high fluid pressure or wrong bell size or improper electri cal resistance of the coating material Adjust pa rameters according to atomization quality and results 7 Pulling the applicator trigger to obtain material flow move the No 2 handgun a smooth zontal or vertical line or in a smooth circular mo tion maintaining a constant distance between the target and the bell surface See Ransburg manual No 2 Handgun Spray Techniques AH 12 01 03 No 2 Air Motor Handgun For an accurate measurement of paint de livery with any paint being used turn the handgun motor OFF and remove the bell Using a graduated cylinder or beaker and a stopwatch trigger the gun and collect the fluid for one minute Measure the paint vol ume collected to get fluid flow rate per mi nute See maximum Fluid Delivery Rate under Specifications in the Introduct
6. 2 Air Motor Handgun HOSE ASSEMBLIES 25 7 6 8340 25 36 11 m 8340 36 50 15 2 8340 50 75 22 8 8340 75 100 30 5 8340 100 8340 Fluid Hose Parts and Assemblies 54 Ransburg Part Number 55 Ea PARTS IDENTIFICATION AIR HOSE ASSEMBLIES 25 7 6 80089 25 36 11 m 80089 36 50 15 2 80089 50 75 22 8 80089 75 100 30 5 80089 100 Figure 33 80089 XX Air Hose Parts and Assemblies AH 12 01 03 No 2 Air Motor Handgun Ransburg Description Part Number Item FEED TUBE FOR 2 3 4 BELL 6335 00 FEED TUBE FOR 4 BELL 3700 K3 O RING SOLVENT RESISTANT 7554 05 Figure 35 Feed Tube Parts Item Description BRUSH ASSEMBLY 80085 00 BRUSH ASSEMBLY KIT OF 3 80085 K3 2 O RING SOLVENT RESISTANT 7554 06 Figure 36 Brush Assembly Parts AH 12 01 03 No 2 Air Motor Handgun 56 Ransburg 57 PARTS IDENTIFICATION tem4 Description Part Number EX FILTER PAINT 100 MESH FINE 7720 01 FILTER PAINT 60 MESH COARSE 7720 02 FILTER ASSEMBLY FINE MESH 76938 01 FILTER ASSEMBLY COARSE MESH 76938 02 Figure 37 Fluid Filter Parts AH 12 01 03 No 2 Air Motor Handgun
7. 21 26 26 27 MAINTENANCE 28 48 EFFECTS OF SOLVENTS E LEG 28 29 SCHEDULES 30 TEST PROCEDURE O 4 e tee c eise eo ar dei Ee ER dre eai is i des 30 31 FILTER GEEANINQG oo be ese aa a aaa ana a a a a b aaa n Dre 32 REPAIR PROGEDURES rn Fate re eh 32 34 CABLE MOTORAS SEMB 55250 a an Ga a a rae roseus ease eese BIS EE T TAY 34 35 HANDLE oe rte ex reae e YN e side dah e 35 39 BARREL ASSEMBLY cia iiis eite ede bad lesse sense vea ete ed naa nega a ag ak esses et 40 43 TROUBLESHOOTING cond 45 48 PARTS IDENTIFICATION 49 60 2 APPLICATOR 6 0 0 000 6 6 6 sete 49 CABLE MOTOR PARTS 87 50 HANDLE ASSEMBLY 205 5 vr ec ERR EFE Ea GERE YEA ENS 51 NEEDLE VALVE ASSEMBLY 52 BARREL ASSEMBLY 2 1 66
8. 76 pum eeo CONNECTOR ASSEMBLE HOSE 175800 Cie BUSHING SPACER screw THING 4 harono 18 BPRNGIATORTRGGER 3077 00 Figure 30 7233 00 Handle Parts List 51 AH 12 01 03 No 2 Air Motor Handgun Ransburg 2 Part Number 1 aseo 2 No 2 HAND GUN 6570 5 RETAINER SPRING 7 SPRING COMPRESSION 284500 Figure 31 Needle Valve Assembly Parts AH 12 01 03 No 2 Air Motor Handgun 52 Ransburg Part number SOLVENT RESISTANT 759420 _ 2 ANG SOLVENT RESISTANT 759408 _ RESISTOR 535 MO 4175 01 m s FLATPONTSETSCREW NUT MACHINED SHAFT suB ASSEMALY 72250 _ RESISTOR Taon 15 6 16 SEAL RESISTOR MACHINED 38800 55 BARREL HOUSING AND E 10972 00 Figure 32 Barrel Parts List 53 AH 12 01 03 No 2 Air Motor Handgun PARTS IDENTIFICATION 9 Description Part Number 1 FITTING HOSE FERRULE G REQURED 7 STEM UNION 2 REQUIRED NUT LH 2 REQUIRED EM FLUID Figure 33 AH 12 01 03 No
9. Ransburg T Descrpon Part Number HUB AND PROBE 2 3 4 9777 00 HUB AND PROBE 4 4628 00 SET SCREW 8488 08C RIM 2 3 4 9772 00 4627 00 6126 00 11491 00 11488 00 Figure 38 Bell Spare Parts and Assemblies AH 12 01 03 No 2 Air Motor Handgun 58 Ransburg 80102 311 110 SERVICE PLUG STYLE 1 80102 312 220 240V SERVICE PLUG STYLE 2 80102 313 220 240 SERVICE PLUG STYLE 3 312 313 EUROPE CHINA Description Item 1 POWER SUPPLY 24 V MAIN PC BAORD 90 kV CLASSIC AC LINE FILTER 4 SWITCH 13742 02 5 FLOW SWITCH LSFA0008 00 6 ass HIGH VOLTAGE CONNECTOR 15824 01 7 WASHER CONDUIT 14762 02 NUT CONDUIT 5307 04 HV MULTIPLIER ASSEMBLY NO 2 ATEX 79350 01 10 GROUNDING ASSEMBLY 70539 00 11 POWER SWITCH 76434 01 12 RUBBER FOOT 5627 00 FUSES FOR ALL UNIT STYLES 72771 06 Figure 39 9060 Spare Parts List 59 AH 12 01 03 No 2 Air Motor Handgun Ransburg Parts included with the unit but not shown e LSCHO0009 00 di electric lubricant e 3614 00 di electric oil LSME 4000 00 parts grounding clamp assembly e 76449 01 Plug Style 1 USA 76449 02 Plug Style 2 European 76449 03 Plug Style 3 China RECOMMENDED SPARE PARTS Part Number 3657 00 D 3688 01 Eyeet Sleeve 2 Required 365200 Brush Assembl 80085 00 7969 031 7554 05 Set Screw 2 Required 8488 12F Sea
10. When operating this equipment in the vicinity of computers word processors and or other elec tronic equipment special care MUST be taken to ensure that damage does not occur from electrical energy discharges See Ransburg Safety Litera ture for further information regarding application 13 grounded object Efficiency of the appli cator will also be reduced and damage or failure of the applicator s components may occur WRAPPING THESE COMPONENTS IN PLASTIC WILL VOID WARRANTY AH 12 01 03 No 2 Air Motor Handgun INSTALLATION Before attempting to install the equipment en sure that all the necessary components are available see Parts Identification section of this manual In addition read all the technical and safety literature that is provided If the liter ature is not available contact your local Ransburg Distributor where the equipment was purchased e The power source wiring and the power supply connections to it MUST meet all local fire and electrical code standards and comply with all appropriate local and national health and safety codes e All power supplies MUST be grounded to a known true earth ground before any other connections are made or functions performed DO NOT use the power sup ply ground wire to ground the target ob jects use LSME4000 00 clamp assem bly Power Supply Refer to Figure 2 1 The high voltage power supply MUST be locat ed at least 6 1 m 20 feet f
11. Attach one end of the fluid hose to the adapter Item 8 Refer to figure 4 This adapter has a 3 8 18 NPSM F for attachment to a suitable fluid source To meet various length requirements the hose fitting on one end has not been at tached Figure 5 illustrates the assembly procedure for attaching the loose fitting Ransburg INSTALLATION 3614 00 15 30 ml 1 0060 Power Supply 80102 31X Connected to True Earth Ground 2 High Voltage Cable Connection to Power Supply 8 80089 25 Air Hose Connected to Air Flow Switch OUT 4 0987 2 Air Motor Applicator 5 ath grounded regulated paint supply 6 76938 02 Inline Fluid Filter 8 _ 7244 00 Adapter 9 16 18 LH to 3 8 18 NPSM F 9 ulated Air Source to Air Flow Switch IN 10 Grounded Target Figure 4 Equipment Installation Diagram AH 12 01 03 No 2 Air Motor Handgun INSTALLATION Ransburg supplies standard the 80089 25 7 6 m 25 ft air hose and 8340 25 7 6 m 25 ft fluid hose standard with the 80086 XX unit Other hose lengths up to 30 5 m 100 ft are also available as optional lengths Item Description 4 5 mm 3 16 Hex Key 3 Ferrule 4 Hose Fluid or Air Figure 5 Air or Fluid Fitting Assembly Procedure Air Fluid Fitting Installation Pro cedure 1 Lubricate all fittings with dielectric grease 2 Screw ferrule item 3 counterclockwise
12. DAMAGE TO PROPERTY OR FOR CONSEQUENTIAL DAMAGES FOR LOSS OF GOODWILL OR PRODUCTION OR INCOME WHICH RESULT FROM USE OR MISUSE OF THE EQUIPMENT BY PUR CHASER OR OTHERS EXCLUSIONS If in Ransburg s opinion the warranty item in question or other items damaged by this part was improperly installed operated or main tained Ransburg will assume no responsibility for repair or replacement of the item or items The purchaser therefore will assume all re sponsibility for any cost of repair or replace ment and service related costs if applicable AH 12 01 03 No 2 Air Motor Handgun Ransburg MANUAL CHANGE SUMMARY 01 Revisions Changes were made to the manual for the model upgrade change from the 9050 Power Supply to the 9060 Power Supply 02 Revisions Corrected 80084 to be 80085 in 2 places 03 Revisions Revised Company names AH 12 01 03 No 2 Air Motor Handgun 62 Ransburg 2013 Finishing Brands Holdings Inc All rights reserved Models and specifications subject to change without notice 63 Manufactured By Finishing Brands Holdings Inc Toledo Ohio 43612 www Ransburg com Manufacturing Facility 1910 North Wayne Street Angola Indiana 46703 9100 Telephone 260 665 8800 Technical Service Assistance Ransburg Guns Telephone 800 233 3366 Fax 419 470 2071 Technical Support Representative will direct you to the appropriate telephone number for ordering Spare Parts Ransburg Europea
13. Refer to Figure 20 9 Mount the applicator in a padded vise and turn the motor on by sliding the air inlet slide valve forward Listen to the audible pitch of the motor 10 Alternately tighten 4 socket head screws until snug If motor shaft begins to slow audible pitch changes loosen screws slightly to relieve binding DO NOT over tighten screws so that gasket is squeezed outward beyond the outer dimension of the barrel CAUTION Over tightening of the 4 socket head screws can break threaded inserts out of plastic barrel Motor Assembly Replacement 1 Follow instructions for removing the cable as sembly and motor assembly from the barrel see Cable Assembly Replacement in the Maintenance section 2 Socket Head Screws 2 Replace the motor as required 4 Lock Washers 2 Socket Head Screws Handle Assembly Figure 20 Handle Assembly Removal 3 Follow the assembly instructions for replac ing the high voltage cable see Cable Assem bly Replacement in the Maintenance section 2 Rn 00000 NEH 5 E 35 AH 12 01 03 No 2 Air Motor Handgun MAINTENANCE 2 Remove the two bottom socket head screws from the cable motor assembly and remove the handle assembly from the applicator assembly taking care not to lose the paint tube and o ring 3 Remove paint tube and o ring from the bar rel and clean the exposed barrel surface and paint tube of any paint residue R
14. Replacement 1 Complete steps 1 through 4 of Trigger Re placement in the Maintenance section 2 Remove the spring retainer with a 1 4 inch open end wrench and slide the needle assem bly out of the handle It is not necessary to re move the two lock nuts and the thrust washer 3 If the needle packing is to be replaced refer to Needle Packing Replacement in the Maintenance section 4 Insert new or rebuilt needle assembly into the handle and with the 1 4 inch open end wrench turn the spring retainer in about four turns 5 Reinstall all removed parts per instructions in the Maintenance Section Needle Assembly Rebuild 1 Complete steps 1 through 3 of Needle As sembly Replacement in the Maintenance section 2 Remove lock nuts and thrust washer AH 12 01 03 No 2 Air Motor Handgun Ransburg 3 Unscrew spring retainer from spring housing with a 1 4 inch open end wrench Remove the spring retainer from the spring housing 4 Remove the spring eyelet and needle from the spring housing 5 Wash all parts in solvent and inspect all com ponents for damage and wear Examine the needle carefully and replace if worn pitting bent or broken Replace any questionable parts 1 HOUSING SPRING 2 NEEDLE No 2 HANDGUN 4 5 RETAINER SPRING 6 8 SPRING COMPRESSION Figure 22 Needle Assembly Diagram 6 Install snap ring onto needle Sli
15. after the ini tial installation and establish flushing sched ules based on the observed requirements Normally the system should be flushed at least once each day or per an eight hour shift See the paint supplier for recommen dations regarding catalyzed paints 6 Wipe the gun cable and the hose with a rag and suitable mild solvent for the coating being sprayed A CAUTION Never soak or submerge the assem bled applicator is solvent of any kind Color Change If the gun is to be flushed with solvent be tween colors as when switching between two incompatible colors or paints turn ALL elec trical power OFF and carefully follow the gun cleaning and color change procedures as outlined in the following steps 25 OPERATION A WARNING BEFORE attempting any cleaning or color change procedures the high voltage and the AC power to the power supply MUST be turned OFF 1 Turn the gun motor to the OFF position by moving the slide valve to the rearward position Ref Figure 12 Release the paint pressure at the pressure regulator and mount the gun on its stand If your equipment has an individual pressurized container and hose for each paint and solvent or individual hoses for use with a pump disconnect the gun When one pressure pot and a single hose is used replace the paint contain er with a solvent container If the hose is used with a pump remove the pump pick up tube from the
16. and 1 O ring worn or missing 1 Replace O ring Handle Assembly Connections 2 Paint bushing missing 2 Insure paint busing is properly installed Large Hole in the Center of the 1 Bell probe electrically dead Pattern 2 Spring missing in back of bell 3 Spring not contacting end of shaft 3 Clean or replace 4 Ground resistor damaged or not 4 Replace contacting 5 Spring in ground resistor missing or 5 Replace not contacting 6 Contaminated hub leaking high 6 Clean or replace hub assembly voltage to the probe Electrical __ ee Poor Attraction 1 Target parts not properly grounded 1 Strip workholders and ground wires of built to earth ground up paint to ensure proper earth ground or check ground wires to parts 2 Bell outer coating damaged 2 Replace bell 3 Paint too conductive 3 See solvent Selection 4 Low short circuit current 4 Perform SCI tests Poor Atomization See First 1 Atomizing voltage too low 1 Perform tests See Electrical Testing Mechanical Troubleshooting Contact your Ransburg Distributor 47 AH 12 01 03 No 2 Air Motor Handgun Ransbu rg General Problem Possible Causes Solution No High Voltage Output 1 Power line unplugged 1 Plug in and verify available voltage 2 Fuse s blown 2 See Maintenance section to replace fuse s 3 High voltage cable failure cable 3 Verify cable braid continuity from the con crackles when system is on nector end to the op
17. onto hose item 4 until it bottoms then back it off approximately 3 2 mm 1 8 3 Install nut over union stem and start the stem into the hose 4 Using a 4 5 mm hex key 3 16 inch screw the union stem into the hose until it bottoms against the ferrule AH 12 01 03 No 2 Air Motor Handgun Ransburg Air Hose Refer to Figure 6 1 Connect the 9 16 18 thread to the applica tor air inlet 2 Connect the 3 8 NPS F fitting to the out port of the flow switch of the poser supply Item Description 1 3 8 NPS F To Flow Switch 2 6 18 to Applicator Figure 6 Air Fitting Assembly Procedure Installation Feed Tube Bell Brush 1 Install the proper feed tube into the opening in the applicator See figure 7 Position the tube at approximately as shown in the figure 2 Insert the 80084 00 brush into the barrel Position it as shown in figure 7 Ransburg 2 0085 00 Brush Figure 7 Initial Position of Feed Tube and Brush 3 Install the bell over the shaft Hold the shaft of the applicator and rotate the bell onto the shaft until the bell is completely seated Align the set screw and the flat on the shaft Tighten the set screw at the bell hub hand tight Refer to Figure 8 Replacing the plastic set screw with one of conductive material metal will cause a hazardous condition to exist capable of produc
18. power supply ON 4 Activate the motor circuit at the gun The test meter reading should be approximately 80 to 115 microamperes Power Supply Meter Test 1 This method uses the microampmeter locat ed on the power supply 2 Remove the bell from the gun Rotate the contact brush outwards and touch the contact brush to ground 3 Turn the power supply ON 4 Activate the motor circuit at the gun The me ter of the power supply should read approxi mately 80 to 115 microamperes AH 12 01 03 No 2 Air Motor Handgun REPAIR PROCEDURES Read each procedure entirely before begin ning High voltage components such as cable and high voltage resistor are not field serviceable For repair or replacement of such items contact your Ransburg distributor Tools Required 14 5 9 16 Open End Wrench 5 8 inch Open End Wrench 3 4 inch Open End Wrench 3 5 mm or 9 64 inch Hex Wrench 6 inch Adjustable Wrench 1 4 inch Open End Wrench Ignition Type Bench Vise Flat Jawed Spare Parts Kit 9096 00 Pliers Screwdriver short and long shaft 3mm 1 8 inch Straight Punch 8 mm 5 16 inch Drill Bit Preliminary Disassembly Prior to performing any service on the gun the following procedures should be followed 1 Turn the high voltage OFF and disconnect the AC power to the power supply A WARNING BEFORE attempting any cleaning or color change procedures the high voltage and the AC power to the powe
19. the bell and reposition the feed tube Item 12 and the contact brush Item 41 9 Turn the gun motor and high voltage switch ON and resume normal operation AH 12 01 03 No 2 Air Motor Handgun Ransburg GUN ELECTRICAL OUTPUT Because the high voltage output of the No 2 handgun affects the coating material atomiza tion and the efficiency of the application it is important to ensure that the electrical portion of the system is operating correctly This can be accomplished by performing a Short Circuit Current Test SCI The normal SCI reading should be between 80 to 115 microamperes 08 to 115 milliamperes See Gun Output Test in the Maintenance section Power Supply Microampmeter The power supply used with the 20987 XX No 2 Handgun is equipped with a microampmeter that can be used to indicate the total collective current demand for the system i e power sup ply handgun fluid line and paint and target distance Under normal operating conditions the meter should indicate between 5 and 50 mi croamperes 005 to 05 milliamperes Read ings outside the range may indicate a possible paint resistance and or target distance problem or component failure See the Troubleshooting Guide the Gun Output Test or the Gun Short Circuit Current Test in the Maintenance section for troubleshooting procedures 888 8 Figure 15 9060 Micro Amp Meter 26 Ransburg Gun Short Circui
20. M MCN CABLE AIR MOTOR ASSEMBLY 1 Remove the 4 socket head screws from the rear of the applicator using a 9 64 hex key wrench 2 Remove the two slot headed screws from the assembly 3 Remove the air inlet slide valve assembly by turning the hex on the assembly in a coun ter clockwise direction 4 Pull the high voltage cable assembly straight out of the assembly The spacer the gasket and the air motor will also pull out of the barrel AH 12 01 03 No 2 Air Motor Handgun 7 Air Motor Assembly Figure 19 High Voltage Cable and Air Motor Removal Diagram 5 Inspect gasket for any damage Replace if required 6 Check the applicator end of the cable assem bly to ensure the spring is attached to the cable Apply a generous coating of di electric lubricant LSCHO0009 00 to the applicator end of the high voltage cable 7 Attach the motor to the cable assembly using the 2 slotted screws and the air inlet slide valve assembly 8 Slide the entire assembly into the barrel in suring the cable end and all other parts are properly positioned Insert the 4 socket head screws and tighten only by hand 34 Ransburg HANDLE ASSEMBLY A WARNING 1 Invert the applicator and remove the 4 socket head cap screws lock washers from the underside of the handle assembly with Ensure the power is OFF to the 9050 power supply prior to rotating the bell in step 9 a 9 64 inch hex key wrench
21. SERVICE MANUAL Ransburg 4 2 PROCESS HANDGUN UNIT AIR MOTOR DRIVEN ATEX APPROVED MODEL 80086 XX C IMPORTANT Before using this equipment carefully read SAFETY PRECAUTIONS starting on page 1 and all instructions in this manual Keep this Service Manual for future reference Service Manual Price 30 00 U S AH 12 01 03 No 2 Air Motor Handgun Ransburg NOTE This is a release with some changes of this manual Any future revisions will be listed in the rear appendix of this manual AH 12 01 03 No 2 Air Motor Handgun Ransburg CONTENTS PAGE SAFETY 4 7 SAFETY PRECAUTIONS 5 e tro eh ye eR RR 4 HAZARDS 8 000 0 0000000 000 5 7 INTRODUCTION 7 12 8 EUROPEAN ATEX DIRECTIVE 94 9 EC 2 9 10 6 25 NR UO 11 GUN FEATURES 222022 12 INSTALLATION 9 14 PRE INSTALLATION 13 SAFEGUARDS ERR RI DR MR ERE RS 13 EQUIPMENT 13 20 OPERATION 21 27 PROGEDURES a
22. UM MUST NOT BE USED WITHIN 6 1 M 20 FT OF THE NO 2 HANDGUN WHEN IN OPERATION 80088 00 9060 Supply Label CONTROL UNIT POWER SUPPLY FOR ELECTROSTATIC PAINT FINISHING APPLICATIONS SERUL NUMBER INCLUDES DATE OF MANUFACTURE PART No INPUT 190 240 SERIAL No INPUT RMS CURRENT FREQUENCY 50 60 Hz 1 PHASES OLTPUT VOLTAMPS 120 VOLTAGE 95 NON B OUTPUT HUMIDITY CURRENT CONDENSING D 40 C TEMPERATURE PRESSURE 100 PSI MAX 1 THIS INTER CONTROL UNIT POWER SUPPLY MUST BE LOCKED WITH THE SPRAY BOOTH VENTILATORS 30 AS TO PREVENT OPERATION OF THE POWER SUPP SERVI SHOC KEEP AREA DO N READ FOR LY UNLESS VENTILATING FANS ARE IN OPERATION WARNING ENCLOSURE PROTECTS AGAINST AND INJURY SERVICE TRAINING REQUIRED POWER SUPPLY QUTSIDE THE HAZARDOUS OT ATTEMPT OPERATION OR REPAIR BEFORE NG SERVICE MANUAL ELECTROSTATIC PAINT FINISHING APPLICATIONS E LABEL REMOVAL WARRANTY 80108 00 9060 Supply Label AH 12 01 03 No 2 Air Motor Handgun 10 Ransburg SPECIFICATIONS Environmental Physical 508 cm 20 inches 1588 g 56 ounces 110 or 220 VAC 50 60 Hertz 90 kV DC negative 30 50 microamperes operating SCl From Brush 115 microamperes maximum Paint Resistance 1 to 1 Measured with Ransburg 76652 03 paint Meter 11
23. ant that it is properly positioned to pro vide LIGHT CONTACT with the bell conductive coat ing Excessive contact pressure from the contact brush will wear away the conductive coating or the brush tip causing poor electrical contact The small plastic pad at the tip of the brush arm should lightly contact the black bell coating not the wire The wire should never contact the coating The tip of the brush should not extend past the edge of the bell cup or into the radius at the edge see Figure 10 6 35 12 7 mm To Figure 10 1 Un Installed Brush Shape Figure 10 2 Brush Contact Position 19 INSTALLATION The brush should normally have a slight curve to the arm The more pressure applied the lesser the curve see Figure 4 The tip of the brush assembly must be inspected prior to each use for wear When one half 1 2 of the plastic tip is worn away the brush assembly should be replaced see Figure 10 Figure 10 4 Brush Contact Area AH 12 01 03 No 2 Air Motor Handgun Ransbu rg When the radius portion of the brush plastic tip is gone the brush will need to be replaced soon When the gun switch is ON the bell will be rotating and high voltage will be ac tivated Steps MUST be taken to en sure grounding of personnel and equipment for safety Electrical shock may occur if the equipment is NOT grounded New Brush Tip Worn Brush Tip Figure 11 Brush Tip New and Worn Paint A
24. at the hazard is Tells how to avoid the hazard hazards may occur Spray Area Fire Hazard Fire extinguishing equipment must be present in the spray area and tested periodically Improper or inadequate operation and maintenance procedures will Spray areas must be kept clean to prevent the cause a fire hazard accumulation of combustible residues Protection against inadvertent Smoking must never be allowed in the spray area arcing that is capable of causing fire or explosion is lost if any safety The high voltage supplied to the atomizer must be interlocks are disabled during tumed off prior to cleaning flushing or maintenance operation Frequent power supply shutdown indicates a problem in When using solvents for cleaning the system requiring correction Those used for equipment flushing should have flash points equal to or higher than those of the coating material Those used for general cleaning must have flash points at least 5 C 9 F above ambient tempera ture It is the end users responsibility to insure this condition is met Spray booth ventilation must be kept at the rates required by local codes and national codes In addition ventilation must be maintained during cleaning operations using flammable or combustible solvents Electrostatic arcing must be prevented Test only in areas free of combustible material Testing may require high voltage to be on but only as instructed Non factory replacement part
25. c liquids or gases that may attack metals or solvents that may affect polymeric materials Suitable precautions e g regular checks as part of routine inspections or establishing from the material s data sheets that it is resistant to specific chemicals Refer to Specifications in the Introduction section e fluid passages contain stainless steel or nylon fittings High voltage cascade is encapsulated with a di electric oil A recapitulation of the certification marking is detailed in the Atex section on the next page drawing num bers 80108 80082 80083 and 80088 The characteristics of the equipment shall be detailed e g electrical pressure and voltage parameters The manufacturer should note that on being put into service the equipment must be accompanied by a translation of the instructions in the language or lan guages of the country in which the equipment is to be used and by the instructions in the original language AH 12 01 03 No 2 Air Motor Handgun INTRODUCTION No 2 Air Motor Handgun with 9050 Control Unit 80086 Marking Definitions Ex Certificate Number Sira 12ATEX5006X Sira Notified Body performing EC type exami nation 12 Year of certification ATEX Reference to ATEX Directive 5 Protection Concept Code code 5 is titled En capsulation 006 Document serial number X Special conditions for safe use apply Ex Specific marking of explosive protection Eq
26. cedures some minor deviations may be found between this literature and your equipment Dif ferences in local codes and plant requirements mate rial delivery requirements etc make such variations inevitable Compare this manual with your system in stallation drawings and appropriate Ransburg equip ment manuals to reconcile such differences Careful study and continued use of this manual will pro vide a better understanding of the equipment and pro cess resulting in more efficient operation longer trouble free service and faster easier troubleshooting If you do not have the manuals and safety literature for your Ransburg system contact your local Ransburg repre sentative or Ransburg The user MUST read and be familiar with the Safety Section in this manual and the Ransburg safety literature therein identified AH 12 01 03 No 2 Air Motor Handgun Ransburg A Warning This manual MUST be read and thoroughly un derstood by ALL personnel who operate clean or maintain this equipment Special care should be taken to ensure that the WARNINGS and safety requirements for operating and servicing the equipment are followed The user should be aware of and adhere to ALL local building and fire codes and ordinances as well as NFPA 33 EN 50 176 SAFETY STANDARDS prior to in stalling operating and or servicing this equip ment A Warning The hazards shown on the following page may occur during the normal use of
27. cedures in the Maintenance section range it must be replaced 6 Fill the inside diameter of a new resistor Ground Resistor Replacement Item 4 with dielectric grease Hold the noz of the grease tube to the hole on one Refer to Figure 25 end of the resistor and slowly squeeze the grease into the resistor until it protrudes 1 Remove the cable motor assembly per steps from the opposite end of resistor Coat the 1 and 2 of Cable Assembly Replacement in outside surface of the resistor lightly with the the Maintenance section dielectric grease 7 Insert the resistor Item 4 into the front of the resistor housing Item 5 with the inked end black of the resistor toward the front of the barrel Item 6 8 At the front end of the barrel Item 6 use a screwdriver to hold the resistor Item 4 At the back of the barrel insert the washer Item 7 and screw Item 8 into the resistor housing Item 5 With a long screwdriver screw the screw into the resistor Ground Resistor 10 000 MQ Barrel Figure 25 Ground Resistor Removal 41 12 01 03 No 2 Air Motor Handgun MAINTENANCE 2 Tilt the Barrel Item 3 so the rear opening is down The resistor Item 1 and the spring Item 2 should fall out of the drive shaft 3 Measure the resistance of the resistor Item 2 using a MegOhm meter with leads placed end to end The resistance should be between 11 000 to 9 000 If the resistor is out
28. d Unscrew and repeat Step 13 CAUTION DO NOT apply dielectric grease or any other lubricant to the PTFE seal Item 8 ceramic seal Item 5 drive 9060 Fuse Replacement shaft Item 7 or collar Item 1 The ap plication of dielectric grease or any oth er lubricant to these components can cause premature failure of the motor A WARNING When ever the 9060 power supply is serviced 9 Install O ring Item 4 on ceramic seal insure that the power is off to the unit Item 5 and slide the ceramic seal onto drive shaft Item 7 until it contacts PTFE seal Item 8 10 Place the nut Item 3 onto drive shaft Item 7 side with threads toward ceramic seal Item 5 Slide it back on drive shaft as far as it will go 11 Slip the collar Item 1 onto the drive shaft Item 7 align the two set screws with the two flats in drive shaft Secure the collar to the drive shaft by tightening the two set screws Item 2 43 AH 12 01 03 No 2 Air Motor Handgun MAINTENANCE 1 Insure the power is turned off on the front panel switch If possible disconnect the line cord to the unit 2 Insert a flat bladed screwdriver into the slot of the fuse holder Push the end of the fuse holder in and turn counter clock wise to remove the fuse 3 Inspect the fuse insure it is the proper fuse to give the proper protection If faulty replace as required 4 Insert the end of the fuse holder back with the fuse in the cent
29. de eyelet large diameter first onto threaded end of needle Install spring over threaded end of needle and down over small diameter of eye let 38 Ransburg 7 Insert needle with previously installed components into spring housing tapered end first Push needle into the spring hous ing until snap ring bottoms out 8 Install spring retainer small threaded di ameter first onto needle Holding the spring housing in one hand compress spring until spring retainer contacts the spring housing While compressing the spring screw spring retainer into the spring housing Screw the spring retainer into the spring housing until it bottoms Description 9 To install the needle assembly refer to 1 H ANDLE ASSEMBLY steps 3 through 6 of Needle Assembly Re placement in the Maintenance section 2 NEEDLE ASSEMBLY Needle Packing Replacement 3 PACKING 1 Complete steps 1 and 2 under Needle Figure 23 Needle Packing Assembly Assembly Replacement the Maintenance section 5 Place the new packing Item 52 on the needle assembly see Figure 23 2 Mount an 8 mm 5 16 inch drill bit verti cally in a vise 6 To install the needle assembly with nee dle packing refer to steps 4 through 6 under 3 Place the handle opening over the drill bit Needle Assembly Replacement in the tip and insert until the bit tip contacts pack Maintenance section ing CAUTION Scoring or chewing of t
30. der warranty 44 Ransburg TROUBLESHOOTING GUIDE Poor Atomization See Electrical 1 Dirty Bell troubleshooting Insufficient Paint Flow or No Flow 2 Feed tube improperly positioned 3 Contact brush worn or improperly positioned or broken 4 Chipped bell edge 5 Bell rotation too slow 6 Paint input exceeds gun atomiza tion capacity 7 Improper paint mixture 8 Bell coating deteriorated worn chipped or dead electrically 9 Paint too dry 1 Defective pump or inadequate air pressure at the paint pressure pot 2 Feed tube clogged 3 Paint hose clogged 4 High Viscosity Paint 5 Needle valve clogged 6 Solvent filter clogged 7 Applicator fluid passage clogged 1 Clean the bell see service instruction Solvent Effects on No 2 Handgun Bell Brush Wear 2 Position as indicated in the Installation section 3 Re position or replace 4 Replace 5 Check the seal is clean clean or replace the outer or PTFE seal Motor shaft warped replace the motor shaft 6 Reduce the paint delivery and or use larger bell 7 Test paint resistance conductivity See solvent section 8 Replace bell 9 Contact your Ransburg distributor 1 Repair pump or increase pressure 2 Follow Color Change procedure in te Operation section 3 Clean with solvent or air pressure Replace worn hose when required 4 Increase fluid pressure or reduce viscosity C
31. e bell and pro duce poor spray performance Soaking will also void any warranty of the bell Cleaning of the No 2 Handgun bell with any of the following solvents will have a harmful effect on the bell s conductivity Methyl Ethyl Ketone MEK 141 78 6 Acetone 67 64 1 Methylene Chloride 75 09 2 Lacquer Thinner Epoxy Reducers that contain Ke tones Acetone has become very popular solvent of use because of it s EPA sta tus This solvent should be avoided when working with the No 2 Handgun It not only effects the bell performance but also has a very low flash point 20 4 F No 2 Handgun bells should NOT be cleaned in it and the use of coatings containing Acetone should be avoided AH 12 01 03 No 2 Air Motor Handgun Ransburg Some solvent blends containing Glycol Ether will not effect the electrical conductivi ty of the No 2 Handgun bell but do cause a problem with pattern size Glycol Ethers leaves a conductive residue on the insulat ing hub of the bell which leaks voltage from the rim across the probe of the bell This re sults in an enlarged center hole pattern and decreased atomization Some of the sol vents are Butyl Cellosolve 111 76 2 Methyl Cellosolve 109 86 4 Ethyl Cellosolve 110 80 5 To avoid problems with atomization and achieve the maximum length of life for the bells the solvents suggested for cleaning not soaking are
32. e drive shaft 6 Discard the ceramic seal Item 5 PTFE seal Item 8 O rings Items 4 6 and 9 Exam ine the drive shaft and replace if damaged 7 Slide O ring Item 10 over drive shaft until it bottoms on shoulder Install O ring Item 6 into second O ring groove of drive shaft Lightly lubricate the O rings only with petroleum jelly DO NOT USE SILICONE LUBRICANTS Ransburg 8 Place PTFE seal 8 with shoulder fac 12 Install the outer O ring Item 6 on the ing toward front end of drive shaft onto the drive shaft drive shaft and slide it back until it contacts O ring Item 9 13 Install the resistor black ink end first and spring into the rear of the drive shaft Item 7 Spring must be long enough to contact end of A CAUTION resistor and motor shaft Clean the inner and outer faces of the 14 Holding the gun assembly with the front of new seals and the front portion of the the barrel angled slightly downward slide the shaft carefully with solvent before re drive shaft Item 7 into the front of the barrel placing them Oil or dirt deposit from until it bottoms Rotate the drive shaft by hand the hands could cause an improper until you feel the slot engage the motor shaft contact of seal faces This is a DRY pin Tighten nut Item 3 to secure the drive seal and DOES NOT require grease or shaft to the gun assembly oil CAUTION If the nut will not thread fully the shaft is not engage
33. e power supply to be located a minimum of 6 1 m 20 out side or away from the target being sprayed It is the end users responsibility to insure this products spe cial condition are met when equipment is installed and used Inspection and maintenance of this equipment shall be carried out by suitably trained personnel in accord ance with the applicable code of practice e g EN 60079 17 Repair of this equipment shall be carried out by suita ble trained personnel in accordance with the applica ble code of practice e g EN 60079 19 Putting into service use assembling and adjustment of the equipment shall be fitted by suitably trained personnel in accordance with the manufacturer s doc umentation Refer to the Table of Contents of this service manu al Installation Operation Maintenance Parts Identification Components to be incorporated into or used as re 9 placement parts of the equipment shall be fitted by suitably trained personnel in accordance with the manufacturer s documentation The certification of this equipment relies upon the fol lowing materials used in its construction If the equipment is likely to come into contact with aggressive substances then it is the responsibility of the user to take suitable precautions that prevent it from being adversely affected thus ensuring that the type of protection provided by the equipment is not compromised Aggressive substances e g acidi
34. ection of the manual Tools Required 76652 02 or Testers Kit 76652 04 Ransburg Gun Voltage Output SCI The Short Circuit Current SCI will determine if the high voltage portion of the system is op erating correctly by shorting the maximum current flow to ground The SCI reading on either the power supply current meter and or the externally connected meter at the contact brush should be between 80 and 115 micro amperes 08 and 115 milliamperes Read ings outside this range indicate possible com ponent failure and indicate the need for fur ther testing and or repair There are two pro cedures that can be used to perform SCI Test 31 MAINTENANCE NOTE If a proper reading is not obtained per form the same test on a spare gun if one is available If the spare gun test reading is normal refer to the Troubleshooting Guide in the Maintenance section If no spare gun is available perform a short circuit cur rent test of the power supply When the motor circuit is activated the shaft will be rotating and the HIGH VOLT AGE WILL BE ON External Meter Test 1 This method uses the test assembly 76652 02 or 76652 04 It must be used if the power supply DOES NOT have a micro ampmeter 2 Remove the bell from the gun Connect one of the alligator clamps of the test meter to the contact brush and the other to ground 3 Set the switch on the test meter to JA microamperes 4 Turn the
35. efer to Effects of Solvents in the Maintenance section 4 Insert paint tube into the barrel opening until it bottoms 5 Place a new o ring over the exposed paint tube If necessary apply a small amount of petroleum jelly to the o ring before sliding it on the tube DO NOT use any silicone base lubricants 6 Position the barrel upside down on a table and place the new or rebuilt handle assembly on the barrel aligning the paint tube with the hole in the handle assembly Also make sure that the trigger latch spring is aligned with the top edge of the handle NOTE When positioning the handle assembly make certain that the trigger latch spring is flat against the barrel surface to provide proper trigger latch tension AH 12 01 03 No 2 Air Motor Handgun Ransburg 7 Align the screw holes of the handle assembly with the threaded holes of the barrel Insert the 4 lock washers and 4 socket head screws Tighten screws with a 9 64 inch hex wrench 7 Insert and tighten the 2 socket head screws of the cable motor assembly 8 Replace the bell and connect the paint and air hoses Trigger Replacement 1 Complete steps 1 2 and 3 of Handle Assem bly Replacement in the Maintenance section 2 Lay the handle assembly on its side marked See figure 21 and support the area under the trigger tangs leaving the roll pin clear Protect the handle from scratches or mars by using a cloth
36. er and push down while turning the holder 1 4 turn clock wise to lock back in place AH 12 01 03 No 2 Air Motor Handgun Ransburg Use of LSCHO0009 Dielec tric Grease in No 2 Hand gun Misuse of the LSCHO0009 dielectric grease in side the No 2 Handgun can cause premature failure of the electric motor Dielectric grease should only be used as a filler displacement of air to suppress high voltage corona Dielectric grease should only be applied to the following parts Exposed high voltage cable of the gun end of the 19370 xx high voltage cable end Inside the white 6204 00 high voltage resistor housing On the inside and outside of the 2842 01 525 megohms high voltage resistor The use of LSCHO0009 dielectric grease or any other lubricants on any components associative with the electric motor drive shaft assembly and ground circuit is forbidden Due to these areas direct contact to the D C motor lubri cants can migrate into the motor and cause it to fail Dielectric grease SHOULD NOT be applied to the following areas of the No 2 Handgun 7225 drive shaft assembly 4175 01 shaft ground resistor 10 G Ohms Components of the shaft seal bearing assembly at the front end of the drive shaft Special care is and has always been taken dur ing manufacturing of the gun to apply the dielec tric grease only to those areas noted Gun fail ure associated with misuse of dielectric grease will not be covered un
37. essure pot with air regulator or other accepted pressure system The regulator MUST have a reliable control with a recommended gauge range of 0 2 1 bar 0 30 psig 4 Provide proper ventilation See Safety section of this manual 5 Ensure that the target object to be coated and all surrounding objects are grounded to a known earth ground by a separate ground wire attachment Do not use the power supply ground wire to ground target objects The targets objects must have separate true earth ground for best efficiency The following guidelines can be used It is highly recommended whenever pos sible that ALL electronic components or equipment be removed from the spray area This includes computer software such as tapes disks diskettes etc lo cated inside and or around the spray ar ea If the static shielding of a unit is NOT KNOWN all electronic components such as terminals screens and cables should be completely wrapped in aluminum foil and grounded to a true earth ground When painting electrical control panels or consoles wrap all push buttons switches meters or pilot lights with aluminum foil and ground to the panel or other earth ground EQUIPMENT INSTALLATION NEVER wrap the applicator associated valves and tubing and supporting hard ware in plastic to keep it clean A sur face charge may build up on the plastic surface and discharge to the nearest SAFEGUARDS
38. h ground A regulated pressure fluid system delivers coat ing material to the air motor driven bell when the gun is triggered There the fluid travels across the face of the rotating bell and is charged The fluid is atomized at the edge of the bell forming a fine mist which under the influence of the electrostatic field is attracted to and deposited on the target object The forces between the charged particles and the grounded target are sufficient to turn most normal overspray around and deposit it on the rear surface of the target Therefore most of the spray is deposited and overspray is controlled This process makes the No 2 Process Handgun one of the most effi cient electrostatic spray products on the market The No 2 Process Handgun applies a DC neg ative charge to the coating materials at the point of atomization The electrostatic charge allows a more efficient uniform application of coating material to the front edges sides and back of products making it highly suitable for applying coatings to a variety of surface configurations large targets tubular products small parts fencing etc Because it is a grounded fluid sys tem it is highly suitable for applying a wide AH 12 01 03 No 2 Air Motor Handgun Ransburg range of solvent reduced coatings such as enamels epoxies etc One of the many features of the No 2 Process Handgun is that the electrical discharge which is available from the resistive charg
39. he metal packing seat in handle may cause permanent dam age requiring handle replacement 4 Rotate the handle assembly until the drill bit bites into the packing Lift the handle as sembly to withdraw the packing Make sure all bits of old packing are removed Wash housing with solvent 39 AH 12 01 03 No 2 Air Motor Handgun Ransburg 7 ITEM DESCRIPTION ITEM DESCRIPTION 1 80085 00 Brush 5 Resistor Housing C NNNM MN Figure 24 HV Resistor Removal BARREL ASSEMBLY High Voltage Resistor Replacement Refer to Figure 24 A CAUTION Resistor is made of ceramic material Resistor will break if dropped mishandled or exposed to solvents 1 Remove the cable motor assembly per steps 1 and 2 of Cable Assembly Replace ment in the Maintenance section Remove the brush Item 1 from the resistor housing Item 5 2 Insert a long shaft standard screwdriver into the lower opening at the rear of the bar rel assembly and remove screw Item 8 and washer Item 7 AH 12 01 03 No 2 Air Motor Handgun 3 Cover the front of the barrel Item 6 with a rag With an air gun set at a maximum of 3 bar 50 psig at the rear of the resistor housing blow the resistor seal Item 3 o ring Item 2 and resistor Item 4 out the front of the barrel NOTE If resistor is not pushed out by the air insert a rigid wire into the rear of the
40. ing an electrical discharge possible of sparking a fire In all cases use the plas tic screw provided or provided as a spare part INSTALLATION Item Description No 2 Motor Shaft 2 Shaft Locating Flat Bell Set Screw Figure 8 Installing Bell on Shaft 4 Re position the feed tube in the bell cavity at approximately the 4 to 5 o clock position The feed tube should NOT rub on the bell Ad just the feed tube if necessary by rotating it or sliding it forward or backward in the barrel AH 12 01 03 No 2 Air Motor Handgun Ransbu rg The bell and feed tube MUST be matched to ensure proper fluid feed into the bell cavity The following chart will assist in selecting the proper bell and feed tube combination Bell Size Feed Tube Position of Tube 3700 00 4 5 o clock To meet the Atex type test standards the brush required design changes It is the end users responsibility to use only the 80085 00 brush that has the identification groove in the shaft of the brush Use of the 3695 00 brush will invalidate all approvals of this product Figure 9 illustrates the proper brush that must be used 3695 00 Old Brush No Groove 80085 00 Brush Identification Groove Figure 9 Atex Approved Brush Identification AH 12 01 03 No 2 Air Motor Handgun 18 Ransburg No 2 Handgun Brush Positioning and Wear Refer to Figure 10 When installing the electrical contact brush 80085 00 it is import
41. ing brush is limited to the optimum combination of safety and efficiency This discharge energy is con firmed by Atex type testing found to be below the 24 mJ energy level thus may be used safely in Zone 1 and Zone 2 applications The No 2 Process Handgun system includes the Hand Gun the High Voltage Power Supply the High Voltage Cable Air Hose and Fluid Hose This unit contains the 20987 XX No 2 handgun air motor version and the 80102 31X 9060 pow er supply along with several required accesso ries Below illustrates the ordering matrix availa ble 80086 AB No 2 air motor unit Ais 1forusers with plug style 1 2 for users with plug style 2 3 for users with plug style 3 Bis 1for25 7 6 m high voltage cable 2 for 36 11 m high voltage cable 3 for 50 15 2 m high voltage cable EUROPE CHINA Ransburg INTRODUCTION EUROPEAN ATEK DIRECTIVE 94 9 EC ANNEX II 1 0 6 The following instructions apply to equipment covered by certificate number Sira 12ATEX5006X The equipment may be used with flammable gases and vapors with apparatus groups II and with temper ature class T6 The equipment is only certified for use in ambient temperatures in the range 0 to 40 and should not be used outside this range Installation shall be carried out by suitably trained personnel in accordance with the applicable code of practice e g EN 60079 14 1997 Special conditions of the certificate require th
42. ion section of this manual 8 Adjust the air pressure to the air motor to achieve the desired atomization 9 When complete move the slide valve switch to the off position Reference Figure 12 10 Turn the power switch to the position on the power supply 22 Ransburg Operations Near Computers or Other Electronic Devices For over 50 years the No 2 Process Handgun has been the most widely used tool by the on site painting industry for the refinishing of office furniture office panels lockers school furniture and dozens of other items Quite often we are asked about the dangers and possible damage to computers phone sys tems word processors and electronically keyed security systems when electrostatic painting is done nearby Concerning those types of applications or any microprocessor base equipment the following facts should be noted 1 The No 2 Process Handgun is not electro magnetic It is electrostatic much like the static from carpets or wool and synthetic clothing and works at an output of 90 kilovolts at 30 50 microamperes current draw 115 microam peres maximum short circuit current A WARNING All conductive objects in the area of spray must be grounded to earth ground Ref EN 50 176 NFPA 33 2 Unlike x rays electrostatic does not go through objects 3 Some computers phone systems or word processors are now shielded by the manufac turer against out
43. l Outer Ceramic 6710 00 Seal Inner PTFE 6711 00 LSCHO009 Gun Covers Kit of 5 72558 02 K5 AH 12 01 03 No 2 Air Motor Handgun 60 Ransburg WARRANTY POLICIES LIMITED WARRANTY Ransburg will replace or repair without charge any part and or equipment that falls within the specified time see below because of faulty workmanship or material provided that the equipment has been used and maintained in accordance with Ransburg s written safety and operating instructions and has been used un der normal operating conditions Normal wear items are excluded THE USE OF OTHER THAN RANSBURG APPROVED PARTS VOID ALL WARRAN TIES AND SAFETY APPROVALS SPARE PARTS One hundred and eighty 180 days from date of purchase except for rebuilt parts any part number ending in R for which the warranty period is ninety 90 days EQUIPMENT When purchased as a complete unit i e guns power supplies control units etc is one 1 year from date of purchase WRAPPING THE APPLICATOR ASSO CIATED VALVES AND TUBING AND SUP PORTING HARDWARE PLASTIC SHRINK WRAP OR ANY OTHER NON APPROVED COVERING WILL VOID THIS WARRANTY 61 RANSBURG S ONLY OBLIGATION UNDER THIS WARRANTY IS TO REPLACE PARTS THAT HAVE FAILED BECAUSE OF FAULTY WORKMANSHIP OR MATER IALS THERE ARE NO IMPLIED WARRAN TIES NOR WAR RANTIES OF EITHER MERCHANTABILITY OR FITNESS FOR A PARTICULAR PUR POSE RANSBURG ASSUMES NO LIABIL ITY FOR INJURY
44. n Sales and Service Listing www Finishingbrands com Ransburg has authorized distributors throughout the world For technical assistance or the distributor nearest you see listing below United Kingdom Ringwood Road Bournemouth BH11 9LH England Tel 44 0 1202 571111 Fax 44 0 1202 573488 Germany Justus von Liebig StraBe 31 D 63128 Dietzenbach Germany Tel 49 0 6074 403 1 Fax 49 0 6074 403 300 France 163 171 Av des Aur als 26014 Valence cedex France Tel 33 4 75 75 27 00 Fax 33 4 75 75 27 59 Form No AH 12 01 Litho in U S A AH 12 01 03 No 2 Air Motor Handgun
45. n Spray Tech niques or see the Operations section 3 Reduce the fluid volume to the applicator or use a larger bell 4 See Solvent Section 1 0 to 1 megohm paint resistance range 5 Reduce the air flow to below 18 m min If spraying outside wait until winds have re duced in velocity 6 Contact your Ransburg distributor 1 The bell must be closer to the target than the operator 2 Hold applicator 10 to 18 cm from the target 3 See Solvent Selection 4 Strip workholders and ground wires of built up paint 5 Check and adjust Excessive winds over rides electrostatic attraction 1 Position correctly see figure 10 3 2 Replace 3 Reduce 4 Check seal Increase air pressure to air motor If OK contact your Ransburg Distribu tor 5 Increase delivery Re position feed tube 1 Re adjust 2 Reseat or replace 3 Follow Color Change procedures in the Operation section or rebuild if required 46 Ransburg Paint Drips From Paint Hose 1 Hose fittings not tight 1 Fluid hose fittings are all Left Handed Connection or Rear of Applica threads Insure each connection is properly tor secured 2 Hose broken or worn 2 Order replacement or remove fitting cut off defective area and replace fitting Paint Leaks from Inside Hand 1 Needle packing worn 1 Adjust packing nut or rebuild handle and Grip or trigger Mechanism replace packing Paint Leaks From Barrel
46. old paint will have higher viscosity 5 Follow Color Change procedure in te Operation section and or repair valve 6 Clean ore replace filter See Filter Clean ing or Replacement in Maintenance section 7 Follow Color Change procedure in te Operation section or contact you Ransburg distributor AH 12 01 03 No 2 Air Motor Handgun TROUBLESHOOTING Ransburg Poor Attraction 1 Parts not properly grounded to true earth ground 2 Improper technique 3 Excessive flow rate 4 Paint too conductive 5 Excessive air flow around applica tor 6 Product is not conductive Paint Wraps Back Onto 1 Improper applicator technique tor 2 Applicator is too far away from tar get 3 Improper paint mix too conductive 4 Parts not properly grounded 5 Improper exhaust or windy condi tions Paint Drips Off Rim When 1 Feed tube improperly positioned Applicator is Operating 2 Feed tube defective 3 Paint delivery too high 4 Bell rotation too slow 5 Delivery too low Paint runs back on feed tube when applicator is in an elevated up position Paint Drips From Rim After Trig 1 Trigger lock nuts positioned im ger is Released properly 2 Needle seat dislocated or needle and or seat worn 3 Dirt in needle mechanism AH 12 01 03 No 2 Air Motor Handgun 1 Strip workholders and ground wires of built up paint 2 Refer to No 2 Handgu
47. ome and tendinitis such as Pain tingling or numbness in the shoulder forearm tennis elbow or rotator cuff wrists hands or fingers especially during the night syndrome are examples of CTD s may be early symptoms of a CTD Do not ignore them Should you experience any such symptoms CTD s when using hand tools tend see a physician immediately Other early symptoms to affect the upper extremities may include vague discomfort in the hand loss of Factors which may increase the manual dexterity and non specific pain in the arm risk of developing a CTD include Ignoring early symptoms and continued repetitive use of the arm wrist and hand can lead to serious 1 High frequency of the activity disability 2 Excessive force such as gripping pinching or pressing with the hands and fingers Extreme or awkward finger wrist or arm positions Excessive duration of the activity Tool vibration Repeated pressure on a body part Working in cold temperatures 7 AH 12 01 03 No 2 Air Motor Handgun INTRODUCTION This is a method of applying electrostatically at omized coating material The No 2 Process Hanagun system applies a high voltage DC negative charge to the applicator bell creating an electrostatic field between the bell and the target object The target is electrically grounded through its support which may be stationary or moving or through an electrical connection to a known eart
48. or cloth and a suitable solvent The bell MUST be cleaned if the spraying is to be interrupted for more than a few minutes AH 12 01 03 No 2 Air Motor Handgun Ransburg A CAUTION DO NOT soak the bell in solvent as this may deteriorate its black conductive coating See Service Instruction Solvent Effects on 2 Handgun Bell Brush Wear and Paint and Solvent Specifications in the Appendix sec tion of this manual 4 Dry the bell and reinstall it on the shaft Re position the feed tube and contact brush End of Shift These steps are to be followed during a shut down for extended periods of time exceeding one hour Time may vary according to the applications and material being used 1 Release the trigger and allow the bell to rotate until it is clear of paint Then turn the gun motor OFF 2 Turn the power supply OFF The power sup ply must be OFF to perform any cleaning or maintenance 3 Remove and clean the bell follow the steps under Shutdown in the Operation section 4 Place the gun bell angled down on the gun support rack to prevent solvent and paint from getting into the unit 5 Flush the paint hose gun and feed tube with solvent 24 Ransburg The frequency of flushing depends upon Paint type Paint viscosity Whether the system is circulat ing or non circulating Whether the paint system is heated or not Hours of use etc Check the equipment frequently
49. over a metal support or vise teeth Support the underside of the handle in the area of the roll pin leaving the hole free A CAUTION When removing trigger roll pin striking handle tangs with a hammer may result in casting breakage 3 With the handle tang supported use a 3 mm 1 8 punch and a small hammer to gently drive the roll pin through the upper tang and trigger The roll pin should clear the second tang and be removed from the assembly 4 Remove the trigger 36 Ransburg ITEM DESCRIPTION ITEM DESCRIPTION 1 HANDLE MACHINEDNO 2 9 BUSHING 2 ASS Y NEEDLE 10 BUSHING TIGGER MACHINED CONNECTOR HOSE BUSHNGSPAGER s HOSERETANER screw RoHs s owa 4 BUSHING SOLVENT RESISTANT 15 SPRING LATCH TRIGGER 8 SEAT NEEDLE 16 WASHER THRUST Figure 21 Handle Assembly Diagram 37 AH 12 01 03 No 2 Air Motor Handgun MAINTENANCE 5 Reverse the handle assembly so that the side marked X is up Reference Figure 21 Insert trigger making sure that the curved lower tip of the trigger is pointed away from the han dle and the thrust washer is to the front of trig ger 6 Insert the roll pin through the hole and into the trigger pivot hole 7 With a small hammer gently drive the roll pin into the bottom tang stopping when the roll pin is about 2 3 mm 3 32 from the face of the tang Needle Assembly
50. paint and place it in a solvent filled container 2 Regulate the pressure to normal operating setting or high for faster cleaning and use one or two quarts of any suitable cleaning solvent that is compatible with the paint being used 3 Remove the gun from its stand and be sure that the electric power is turned OFF Position the feed tube and the contact brush upward and remove the bell from the gun by following the steps outlined under Shutdown in the Operation section AH 12 01 03 No 2 Air Motor Handgun OPERATION A WARNING Paints and solvents MUST ONLY be flushed into earth grounded metal safety containers 4 Reposition the feed tube to the five o clock position and trigger the gun into a grounded container until there is no evidence of paint in the stream 5 Release the trigger and remove the feed tube Wipe the feed tube thoroughly Pull trig ger to flush material trapped by feed tube o ring e Keep the barrel of the applicator angled downward until the solvent is completely drained out of it 6 Release the trigger replace the gun on the stand and release the fluid pressure Rein stall the feed tube Feed tube o ring may swell from solvent and need regular replace ment 7 Connect the gun to the new paint supply set for normal operation and apply pressure 8 Trigger the gun for a few seconds to re move all of the solvent from it and the hose until paint flows from feed tube Replace
51. posite end with ohm me ter Replace as required Mild Shock When Picking Up 1 Operator holding applicator by the 1 Keep one bare had on the handle at all Applicator by the Handle barrel times to ensure ground to the operator 2 Gun and power supply not ground 2 Ground power supply to true earth ground ed 3 Operator wearing gloves operator 3 Remove rubber gloves or cut holes in the wearing rubber soled shoes palm of the glove where handle contact can be achieved Add grounding straps to shoes if required 4 Operator is charged before picking 4 Ensure operator has proper ground up the applicator 5 Metal shiel on high voltage cable is 5 Verify cable braid continuity from the con broken nector end to the opposite end with ohm me ter Replace as required AH 12 01 03 No 2 Air Motor Handgun 48 Ransburg PARTS IDENTIFICATION Description ASS Y HANDLE 2 Figure 28 20987 XX Parts Breakout 49 AH 12 01 03 No 2 Air Motor Handgun Ransburg Description Part Number 8491 00 2 jema ASS Y CABLE NO 2 AIR MOTOR 7 6 m 25 length 20988 25 11 36 length 20988 36 15 2 m 50 length 20988 50 AIR VALVE ASSEMBLY 10975 00 SCREW FLAT HD 10 9157 24F SPACER 10962 00 Figure 29 Cable Motor Parts List AH 12 01 03 No 2 Air Motor Handgun 50 Ransburg e Description RANDLE 75000 sey neee 74 Ts pom
52. proper paint mixture is essential to the electrostatic operation Due to the method of electrostatic atomization the viscosity and conductivity levels of the paint are important to ensure proper application Paint test equip ment such as the test assembly 76652 03 for testing paint electrical resistivity may be purchased through your Ransburg distributor See Paint and Solvent Specifications in the Appendix section of this service manual Most paint suppliers may be of assistance in pre adjusting the paint for proper electrostatic sprayability AH 12 01 03 No 2 Air Motor Handgun 20 Ransburg OPERATION PROCEDURES Prior to operating the No 2 Handgun ensure that the equipment is installed properly see Installation section of this service manual Observe and follow the safety requirements at ALL times 1 Inspect the rotating bell assembly to ensure that it is clean and is not chipped Replace or clean the bell assembly when necessary 2 Set the paint fluid pressure at 0 2 to 0 3 bar 3 to 4 psi Adjust the pressure up or down for the desired fluid delivery Higher fluid pressure may be needed with higher viscosity material longer hoses or higher fluid deliveries 3 Set the slide valve switch on the applicator to the OFF position as shown in Figure 12 The Slide Valve will be pulled back against the inlet air fitting Conus
53. r supply MUST be turned OFF AH 12 01 03 No 2 Air Motor Handgun Ransburg 2 Flush the fluid line and gun with a suitable solvent 3 Loosen the set screw on the bell hub re move and clean the bell Refer to Effects of Solvents in the Maintenance section for a list of cleaning solvents 4 Turn fluid pressure OFF Bleed all pressure from the line 5 Disconnect the fluid at the rear of the gun 6 Disconnect the high voltage cable from the power supply Filter Cleaning or Replacement Refer to Figure 17 Disconnect the fluid hose assembly from the filter assembly Hold the filter assembly rear housing with a 3 4 inch open end wrench and with a 5 8 inch open end wrench turn the fluid hose nut in a clockwise direction left hand threads to remove the fluid hose Disconnect the filter assembly from the gun assembly Secure the hose connector assem bly with a 5 8 inch open end wrench and with a 3 4 inch open end wrench connected to the filter assembly nut turn the nut clockwise and remove the filter assembly 32 Ransburg 3 Secure the rear housing of the filter assem bly in a vise and with a 3 4 inch wrench con nected to the front housing remove the front housing right hand threads 4 Remove the paint filter element from the rear housing 2 5 If a new paint filter is to be installed clean 2 the front housing and rear housing using the 1 appropria
54. resistor housing and push the resistor out Be careful not to scratch or scar the inside of resistor housing 4 Clean the resistor housing Item 5 with a nonconductive solvent and dry thoroughly Refer to Effects of Solvents the Maintenance section Inspect the ID of each end of the resistor tube for any signs of high voltage tracking or arcing 40 MAINTENANCE A CAUTION If any such damage is found the resistor hous DO NOT OVERTIGHTEN the screw when se ing Item 5 needs to be replaced Contact an curing the resistor The ceramic resistor will be authorized Ransburg representative to replace damaged the resistor housing if damaged Ransburg 9 Place a new O ring Item 2 onto resistor seal Item 3 Apply a thin coating of petrole NOTE um jelly to the O ring and insert the resistor seal side with hole first into the front end of After two to four resistors failing the resistor housing Item 5 Push the resistor resistor housing may be permanently seal Item 3 into resistor housing until it con contaminated and require replacement tacts the resistor Item 4 Insert the contact brush Item 1 5 Measure the resistance of the resistor Item 4 using a MegOhm meter with leads placed 10 Install cable assembly and motor assem end to end The resistance should be between bly onto the rear of the barrel See Cable As 550 to 500 If the resistor is outside of this sembly Replacement pro
55. rom the spraying oper ation If a spray booth is used the power supply may be located 1 5 m 5 feet from the nearest opening and outside the booth 2 If a line cord is used instead of a permanent conduit connection ensure the ground lead is present on the plug Ensure that the electrical out let is properly wired by using the circuit tester 20868 00 Attach the green ground wire to a proven true earth ground i e water pipe or elec trical conduit AH 12 01 03 No 2 Air Motor Handgun Ransburg 3 After the power supply is grounded to a suitable earth ground the high voltage cable may be connected Prior to connection of the high voltage cable 15 to 30 of 3614 00 supplied with applicator di electric needs to be added to the power supply Re fer to figure 3 for illustration of where the oil should be inserted 4 Attach the female nut of the high voltage cable to the male threads of the connection of the power supply Where the applicator is to be used without a booth the power supply must located a minimum of 6 1 m 20 feet from the target being sprayed The target Earth Ground and Power Supply earth ground must be separate earth ground connec tions Any hoses either air or fluid that are user supplied must be rated for the maximum pressures used for this applicator Fluid Hose Refer to Figure 4 Install the fluid filter Item 6 to the applicator then to the fluid delivery hose
56. s or unauthorized equipment modifications may cause fire or injury If used the key switch bypass is intended for use only during setup operations Production should never be done with safety interlocks disabled Never use equipment intended for use in waterbome installations to spray solvent based materials The paint process and equipment should be set up and operated in accordance with NFPA 33 NEC and EN Health and Safety requirements AH 12 01 03 No 2 Air Motor Handgun Ransburg SAFEGUARDS Tells where hazards Tells what the hazard is Tells how to avoid the hazard may occur Improper operation or mainte General Use and nance Personnel must be given training in accordance with Maintenance may create a hazard the requirements of NFPA 33 EN 50 176 Personnel must be properly trained Instructions and safety precautions must be read and in the use of this equipment understood prior to using this equipment Comply with appropriate local state and national codes goveming ventilation fire protection operation maintenance and housekeeping General Use and Use of hand tools may cause Risk is reduced by avoiding or lessening the listed Maintenance cumulative trauma disorders hazards CTD s CTD s or musculoskeletal disorders involve damage to the CTD s can also be caused by such activities as hands wrists elbows shoulders sewing golf tennis and bowling to name a few neck and back Carpal tunnel syndr
57. side of this range it must be replaced or there is a large hole in the center of the spray pattern 4 Install the ground resistor Item 2 and spring Item 1 back into the drive shaft Install the ca ble motor assembly per Cable Assembly Re placement in the Maintenance section CAUTION DO NOT Apply Dielectric Grease to the Resistor Item 2 Spring Item 1 or In side and Outside Diameters of the Drive Shaft The application of dielectric grease or any other lubricant to these compo nents can cause premature failure of the motor Ceramic Seal Replacement Refer to Figure 26 1 Unscrew nut Item 3 and pull the drive shaft Item 7 with all ceramic seal components at tached out of the barrel 2 Remove the O rings Item 6 from the drive shaft taking care not to damage the drive shaft 3 Using a screwdriver loosen the two set screws Item 2 about two turns counterclock wise of the collar Item 1 and remove the col lar and nut Item 3 from the drive shaft AH 12 01 03 No 2 Air Motor Handgun Ransburg Item Description Collar 02 2 Sorew 2 required EN NN 5 Outer Ceramic 6 loving required 7 Drive 8 Seal mner PTFE 9 Figure 26 Ceramic Seal Replacement 4 Slide outer ceramic seal Item 5 and inner PTFE seal Item 6 off the drive shaft 5 Remove the remaining two O rings Items 4 and 9 from th
58. side static 4 If the static shielding of a unit is unknown the keyboard CPU central processing unit monitor or phone and its cable preferably should be removed from the immediate paint ing area for protection of the device 23 OPERATION If this is not feasible they should be completely wrapped in aluminum foil that is grounded to an earth ground This will create a Faraday cage around the computerized device 5 Electrical sparks of all types create an R F energy radio frequency that may radiate through the air and enter into electronic circuits The resulting damage is unpredictable 6 Computer software such as tapes disks diskettes etc should be removed from inside of and from the immediately surrounding area of any enclosures that are to be painted 7 Lightning or electrostatic voltage sparking into an A C circuit can create spikes or elec tro magnetic pulse EMP that can cause un predictable damage to electronic hardware 8 Surge suppressors are available that may help protect appliances from spikes of current if the suppressor is in the AC line supplying the appliance 9 When painting any type of electrical control panel or console it is generally not known if all push button switches meters or pilot lights are properly grounded In view of this it is de sirable to cover all of these items with alumi num foil which is grounded to the panel or an other earth ground 10 All on si
59. sure continuous efficient trouble free operation of the No 2 Handgun periodic in spection of the components is required Clean repair and or replace any defective components as required NOTE Prior to gun disassembly flush line and gun with a suitable solvent Loosen the set screw on the bell hub remove and clean the bell with a soft brush nonmetallic or cloth and a suitable solvent The bell MUST be cleaned if spraying is to be interrupted for more than a few minutes WARNING NEVER wrap the applicator associated valves and tubing and supporting hardware in plastic to keep it clean A surface charge may build up on the plastic surface and discharge to the nearest grounded object Efficiency of the appli cator will also be reduced and damage or failure of the applicator s components may occur WRAPPING THESE COMPONENTS IN PLAS TIC WILL VOID WARRANTY Daily 1 Prior to start up inspect all components of the system for defective or broken parts and repair or replace 2 Inspect the bell for chips or cracks and re place as needed AH 12 01 03 No 2 Air Motor Handgun Ransburg 3 Ensure the equipment is installed properly See the Installation section 4 Clean the fluid line filter See Filter Clean ing or Replacement in the Maintenance section of this manual Weekly 1 Inspect all equipment for damage leaks or paint buildup 2 Measure the electrical output of the gun The shor
60. t Current Test 1 Connect wire at contact brush to ground 2 Activate applicator slide valve switch to spin microampere meter the air motor and initiate high voltage 3 Read SCI on remote microampere meter SCI 90 to 115 microamperes 4 SCI is low or high see Paint High Voltage All paints and solvents must be purged amp SCI Test Equipment manual for SCI test pro from the applicator prior to performing cedure using test probe TE 98 01 Part number these tests 76652 Description 773 foso Digtal pA Meter Readout 2 High Votage Cable 4 Earth Ground Connection to Brush 5 Microamp Meter or 76652 to Earth Ground Figure 16 No 2 Handgun Short Circuit Current Test Diagram 27 AH 12 01 03 No 2 Air Motor Handgun MAINTENANCE EFFECTS OF SOLVENTS No 2 Handgun Bells Do Not Soak the No 2 Handgun Bells in any solvent Soaking will deteriorate the bell s per formance and void warranty Comprehensive testing conducted on the No 2 Handgun bells has determined the effect of cleaning bells in different solvents The follow ing will serve as a guideline for solvents select ed for cleaning No 2 Handgun bells e No 2 Handgun bells should never be soaked in any solvent Soaking will effect the electrical properties of th
61. t circuit current should be 80 to 115 micro amperes 08 to 115 milliamperes on some me ter scales Refer to the Gun Output Test SCI in the Maintenance section for proce dure Check ALL o rings for fit and deterioration TEST PROCEDURES Fluid Testing Needle Locknut Adjustment When the paint does not shut off after the trig ger has been released adjust the knurled nuts in front of trigger If this does not correct the problem refer to the Troubleshooting Guide in the Maintenance section 1 Turn the outer locknut a few times counter clockwise DO NOT thread it off the needle 2 Adjust the inner locknut counter clockwise to allow the needle to completely seat and hold the trigger firmly 3 Make further adjustments of the outer and inner locknuts as needed for fine adjustment of fluid delivery with thin viscosity paints NOT Primary fluid pressure control is from the paint pot regulator Ransburg Electrical Testing If an electrical malfunction should occur in the system check the hand gun high voltage ca ble supply fuses and the power source ac cording to the prescribed test procedures for each After these electrical tests have been completed and it is determined that a fault may exist in the power supply make the high voltage short circuit current test as indicated in the power supply service manual These tests should be made as advised under the Maintenance s
62. te painting companies should have adequate liability insurance to protect them in the event of any real or perceived damage as a result of their operations In view of the above unknown and possible un controlled conditions Ransburg does not rec ommend the electrostatic spray painting of computer cabinets consoles or painting in close proximity to these devices AH 12 01 03 No 2 Air Motor Handgun Shutdown These steps are to be followed during a shutdown for short periods such as breaks A WARNING BEFORE attempting any cleaning or color change procedures the high voltage and the AC power to the power supply MUST be turned OFF CAUTION The bell MUST be cleaned if the gun will not be operated again within a few minutes If two component cata lyzed paint is used frequent bell cleaning and flushing may be re quired See Color Change in the Operation section 1 Release the trigger Allow two to five sec onds for the paint to quit flowing off the bell then turn OFF the gun motor Turn the pow er supply OFF at the booth wall switch for permanent installations or at the master switch on the power supply for mobile oper ations 2 Place the feed tube in the one o clock po sition Loosen the set screw on the bell hub Then hold the shaft collar with one hand and turn the bell on the shaft with the other hand as you pull it forward off the shaft 3 Clean the bell with a soft brush nonmetallic
63. te solvent 6 If the same paint filter is to used wash the 00000 paint filter front housing and rear housing in solvent Use a bristle brush to clean paint from 1 FuidHose 00 the metal disk of the paint filter 2 Fluid Filter 7 Secure the rear housing in a vise Place the 3 Fluid Inlet Fitting paint filter element into the rear housing metal disk first Figure 17 Fluid Filter Removal 8 Turn the front housing onto the rear hous 1 2 ing With a 3 4 inch open end wrench tighten the front housing to the rear housing 9 Connect the filter assembly to the applicator N assembly and the fluid hose to the filter as Th sembly When spraying plural component materials Fier Front Housing 0000 the filter assembly should be cleaned as soon as possible after spraying has been completed Ransburg advises keeping extra paint filter elements on hand While one is being used soak the other in the appropriate solvent and change the filters out between jobs Filter Rear Housing Paint Filter Element Figure 18 Fluid Filter Replacement 33 AH 12 01 03 No 2 Air Motor Handgun MAINTENANCE Ransburg 4 Socket Head Screws 2 Slotted Head Screws Air Inlet Slide Valve Assembly ETE EE A E
64. this equipment Please read the hazard chart beginning on page 5 Ransburg SAFEGUARDS Tells where hazards Tells what the hazard is Tells how to avoid the hazard may occur Spray Area Electrostatic Arcing Never operate the spray gun without properly grounding the following A Operators Operators must be grounded Rubber soled insulating shoes should not be worn Grounding leg straps may be used Operators must maintain contact with the handle of the gun If work gloves are used the palm section should be cut out Operators must remove from themselves all metal objects that are not grounded NOTE REFER TO NFPA 33 EN 50 176 RE GARDING OPERATOR GROUNDING B Parts being sprayed Resistance between the part and a grounded conveyor must not exceed 1 megohm C Every metal and conductive object in the spray area This includes the booth parts hangers fire extinguishers conductive flooring etc Grounded conductive flooring must be provided in the spray area off voltage at the power supply before flushing out cleaning or removing any parts from the gun Provide proper protection for waterborne supply systems Never install a spray gun into a fluid system using an isolated solvent supply Always discharge Waterborne system capacitance prior to servicing Do not touch gun electrode while gun is energized 5 AH 12 01 03 No 2 Air Motor Handgun Ransburg SAFEGUARDS Tells where Tells wh
65. uipment Group hazardous area character istics 2 Equipment Category Note 2 indicates that the equipment can be connected to Group 2 equipment although only to be used installed in a safe area only G Type of explosive atmosphere gases va pors or mists EEx 0 24mJ The No 2 air motor handgun is suitable for use in electrostatic spraying installa tions complying with EN 50 176 as they are a Type A class with a discharge energy limit of 0 24mJ The special conditions on the certificate as noted by the X requires the end user locate the 9060 Control unit outside the hazardous area for safe usage Ransburq BRAND OF FINISHING BRANDS HOLDINGS INC TOLEDO OH AN WARNING FAILURE TO OBSERVE THE FOLLOWING PRECAUTIONS MAY RESULT IN AN ELECTRICAL DISCHARGE CAPABLE OF STARTING A FIRE THE ARTICLE BEING COATED MUST BE GROUNDED ALL OTHER ELECTRICALLY CONDUCTING OBJECTS WITHIN SPRAY BOOTH WITH THE SPRAY APPLICATOR MUST GROUNDED Ransburg Ransburg No 2 PROCESS HANDGUN MODEL NUMBER 20987 XX MWP AIR 6 9 bar FLUID 3 4 bar UMAX 90 kV MFG FINISHING BRANDS HOLDINGS TOLEDO OHIO USA EEx 0 24 mJ SIRA 12ATEX5006X CCosis 26 80083 00 No 2 Air Motor Label 7 SS CE 226 SIRA 12 5006 27 80082 00 9060 Supply Label A WARNING THIS POWER SUPPLY AND ANY OTHER ELECTRICAL EQUIPMENT UNLESS CERTIF IED WITH ZONE 1 MINIM

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