the Manual - SprayWorks Equipment Group
Contents
1. A POLYURETHANE PMC gt MACHINERY M S RI corporation SERVICES PARTS MANUAL High Output 2 1 Transfer Pump GHO Issue 2 1 06 09 2010 Before starting or carrying out maintenance work on the GHO series high output transfer pump please carefully read all the technical and safety documentation included in the Service amp Parts Manual It is important to pay special attention to the information contained to see and understand the handling and conditions of use of the pump This information is aimed at USER SAFETY and Proper Operation z GAC Service Parts Manual CONTENTS MM AM UML AP Ay yq e E OE OO 3 Safety and Handling sepsis ias 5 TEC CES PECICA UON eese ee 7 Optional EQUIPMENT esscsnoconoioccrc ri A aa 8 Initial Machine Ger Up 9 A EE 10 12 Eet ue 12 ISA SS nei AA A o e e o E OO A 13 Parts Identification atacara 16 LIST OF FIGURES Figure 1 GHO Transfer Pump Size Shown se 7 Figure 2 Transfer Pump Air Hose Assembly A 8 Figure 3 BUO AGIDI A A AP A 8 Figure 4 WEN Eeer UE 8 Figure 5 SC le e 8 Figure 6 Typical Installation for Classic Hydraulic Proportioner 9 Figure 7 Installing Transfer PUMP eminent mainada sn ais 10 Figure 8 Installing Air Needle Valve and Quick Disconnect ssnnnsnnneeseensernnrrreeesennnneneee 10 Figure 9 Installing Outlet Ftmg na 10 Figure 10 LE ACA LE APR o CO 10 Figure 11 installing GE OAL VIO sissies AR2. By way of example only this includes e Normal wear and tear e Improper or unauthorized installation repair alteration adjustment or modification of the Product e Use of heating devices pumping equipment dispensers or other parts or accessories with the Product that have not been approved or manufactured by PMC e Failure to follow the operating instructions and recommendations provided by PMC e Cosmetic damage e Fire flood acts of God or other contingencies beyond the control of PMC Page 3 of 18 y GHC Service amp Parts Manual WARRANTY cont d THE WARRANTY DESCRIBED HEREIN IS THE EXCLUSIVE REMEDY FOR THE CUSTOMER AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS IMPLIED STATUTORY OR OTHERWISE AND THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE AND ALL OTHER WARRANTIES ARE HEREBY DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW PMC SHALL NOT BE RESPONSIBLE WHETHER BASED IN CONTRACT TORT INCLUDING WITHOUT LIMITATION NEGLIGENCE WARRANTY OR ANY OTHER LEGAL OR EQUITABLE GROUNDS FOR ANY CONSEQUENTIAL INDIRECT INCIDENTAL LOST PROFITS SPECIAL PUNITIVE OR EXEMPLARY DAMAGES WHETHER TO PERSON OR PROPERTY ARISING FROM OR RELATING TO THE PRODUCT EVEN IF PMC HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH LOSSES OR DAMAGES Non Warranty Service by PMC If PMC determines that the suspected Defect of the Product is not covered by this Warranty disposit
3. EE RAE RR sd calco sc ES EE 11 Figure 12 PECA Giel 12 Figure 13 Mounting in Ke 13 Figure 14 FOOL E 13 Figure 15 A nn E OA 13 Figure 16 Swap LOCA OD E 14 Figure 17 STEE ER ee 14 Figure 18 LD OMEN Plato is 14 Figure 19 REMOVING Piston coooccnccconcnncononcncnnoncnnnnnnnnnnonanonnnnnnrnnonnnnnnnonnnrnnnnnnrnnnnnnnnnronancnnnnnneos 14 Figure 20 PAC CIC teca menes see HT A e e iO ent 14 Figure 21 GHO Transfer Pump Assembly Exploded View 15 Figure 22 Air Motor Assembly Part No PU 04000 01 Exploded View 18 LIST OF TABLES Table 1 GHO Transfer Pump Assembly Parts 16 Table 2 Air Motor Assembly Part No PU 04000 01 Parts 18 Page 2 of 18 GAC Service Parts Manual yw WARRANTY Polyurethane Machinery Corporation hereinafter PMC provides this LIMITED WARRANTY hereinafter Warranty to the original purchaser hereinafter Customer covering this equipment and the original PMC manufactured accessories delivered with the equipment hereinafter Product against defects in material or workmanship of the Product hereinafter Defect or Defective for a period of one 1 year from the date of first purchase as shown on the original PMC invoice hereinafter Warranty Period lf during the Warranty Period under normal use the Product is suspected by Customer to be Defective in material or workmanship it is Customer s responsi
4. Gen mite di A ETI GH Service amp Parts Manual V TECHNICAL SPECIFICATIONS Pressure Ratio 2 2 1 Output Cont duty 5 5 gpm 20 8 liters Output Int Dut 11 gom 41 6 liters Cycles per Gallon 18 5 Cycles per liter 4 88 Stroke 4 inch 10 2 cm Air Pressure 180 psi 0 12 Mpa Air Inlet Va NPT F Fluid Output 3 4 NPT F Air Consumption 2 0 cfm per gallon pumped A 100 psi 124 67 cc sec per liter pumped 689 kpa Weight 25 lbs 11 4 k Figure 1 GHO Transfer Pump Page 7 of 18 y GAC Service Parts Manual OPTIONAL EQUIPMENT Figure 2 Transfer Pump Air Hose Assembly PU 04000 F PU 04000 H Figure 4 Material Supply Hose PU 6157A A 10 x 10 A Supply Hose 1 2 NPT PU 6157A 10 x10 B Supply Hose 3 4 NPT Page 8 of 18 Figure 3 Bung Adaptor PU 04000 33 Figure 5 Swivel Unions PU 179 5 4NPT x V2NPT F PU 179 6 4 NPT x 34 NPT F PMC POLYMAC USA GAC Service Parts Manual INITIAL MACHINE SET UP Recirculation Hose Air Supply Transfer Pump 2 1 Air Compressor ou rn AN KS P o MC Temp JE i q e d BW s A a EE Dee p Control E Gi Sear CH Hose ZC i Figure 6 Typical Installation for Classic Hydraulic Proportioner Page 9 of 18 e GAC Service Parts Manual INSTALLATION On custom installations consult Figure 1 for any dimensions required 1 Make sure the Ga
5. PU 04000 ONLW Li Foot Valve Housing U Cup Retaining Collar Spring AN PU 04000 80 O Ring AP Puos0002t Displacement Plunger li Page 16 of 18 A GHC Service amp Parts Manual A yw rat Puoso0os0 Tei AY nemen avn Gap mea a Bumper S PU 04000 20 Bumper LAW PU 04000 74 Bung Adapter Clamp PU 04000 01 Air Motor Assembl PU 04000 90 34 Dia SS Ball PU 04000 93 Snap Rinc PU 04000 92 Snap Ring Page 17 of 18 A Ww GAC Service amp Parts Manual AIR MOTOR ASSEMBLY Figure 22 Air Motor Assembly Part No PU 04000 01 Exploded View Table 2 Air Motor Assembly Part No PU 04000 01 Parts B PU 04000 14 O Ring D PU 04000 03 Upper Air Valve Assembly li iza Spacer PU 04000 08 Spacer F PU 04000 13 Lower Air Valve RE G PU 04000 02 Socket Head Cap Screw E ME HH PU 04000 15 Gashet Top PU 04000 16 Gasket Bottom PU 04000 11 Air Piston GD Page 18 of 18
6. bility to contact PMC and return the Product to PMC as directed by PMC freight prepaid If PMC determines that the Product is Defective and that such Defect is covered by this Warranty PMC will credit Customer for the reasonable freight charges incurred by Customer in returning the Defective Product to PMC and PMC or its authorized agent will at PMC s option repair or replace the Product subject to the following Original Invoice The original invoice must be kept as proof of the date of first sale and the Product serial number The Warranty does not cover any Product if the Original Invoice appears to have been modified or altered or when the serial number on the Product appears to have been altered or defaced Product Maintenance It is the Customer s responsibility to maintain the Product properly See your maintenance schedule and owner s manual for details The Warranty does not cover an improperly maintained Product Non PMC Components and Accessories Non PMC manufactured components and accessories that are used in the operation of the Product are not covered by this Warranty Such components and accessories shall be subject to the warranty offered to the Customer if any by the original manufacturer of such component or accessory Other Warranty Exclusions The Warranty does not cover any Product that PMC determines has been damaged or fails to operate properly due to misuse negligence abuse carelessness neglect or accident
7. ion of the Product will be made pursuant to the terms and conditions of PMC s written estimate on a time and materials basis Continuing Warranty for Products Repaired or Replaced under Warranty Following the repair or replacement of a Product covered by this Warranty such Product will continue to be subject to the original Warranty for the remainder of original Warranty Period or for three 3 months from the repair or replacement date whichever is longer No Rights Implied Nothing in the sale lease or rental of any Product by PMC shall be construed to grant any right interest or license in or under any patent trademark copyright trade secret or other proprietary right or material owned by anyone nor does PMC encourage the infringement of same Exclusive Warranty This writing is the final complete and exclusive expression of the Warranty covering the Product Any statements made by PMC its employees or agents that differ from the terms of this Warranty shall have no effect It is expressly understood that Customer s acceptance of this Warranty by performance or otherwise is upon and subject solely to the terms and conditions hereof and any additional or different terms and conditions proposed or expressed by Customer or anyone whether in writing or otherwise are null and void unless specifically agreed to in writing by an Officer of PMC Page 4 of 18 GAC Service 8 Parts Manual y SAFETY AND HANDLING This chapter con
8. ir line to the transfer pump b Open the air needle valve WARNING The air cylinder contains pressurized air which must be completely exhausted prior to disassembly Failure to do so may cause serious injury to personnel and or property damage Figure 15 Bleed Air Valve Page 13 of 18 y GHC Service amp Parts Manual 4 Place a strap wrench around the lower end of the air cylinder and unthread 5 Use a 5 16 inch diameter pin to keep the piston rod plunger from rotating Unthread the piston 6 Remove the dowel pin 7 Push the piston out through the suction tube Note When replacing the packings pay careful attention to the packing orientation 8 Inspect and replace the packings as required Figure 18 Dowel Pin 9 Lubricate install and assemble parts in reverse order Figure 20 Packings Page 14 of 18 POLY z4 GAC Service amp Parts Manual Transfer Pump Assembiy Figure 21 GHO Transfer Pump Assembly Exploded View Page 15 of 18 y GHC Service amp Parts Manual Table 1 PMC GHO Transfer Pump Assembly Parts A S S EE B Presos onm ES i C PU 04000 78 Socket Set Screw li oo COE Round Head Machine Serew 1 Male Plug PU 04000 89 Soft Point Set Screw PU 04000 40 PU 04000 36 FE Packing Pp Pu o4o00 68 Bas e PU 04000 63 Standoff O gs A ETT STA ES ns bn V PU 04000 67 eS A o m Air Cylinder El AH PU 04000 41 Pump Shaft
9. ly contact Polyurethane Machinery Corporation or on line at our web site www polymac usa com Page 5 of 18 A ep GAC Service Parts Manual IMPORTANT SAFETY INFORMATION The GHO 2 1 pump has been designed and built for the application of polyurea chemical systems polyurethane foam chemical systems and some two component epoxy systems Always use liquids and solvents that are compatible with the unit In the event of doubt consult PMC technical service To prevent possibly injury caused by incorrect handling of the raw materials and solvents used in the process carefully read the safety data sheet provided by your supplier Deal with the waste caused according to current regulations To avoid damage caused by the impact of pressurized fluids do no topen any connection or perform maintenance work on components subject to pressure until the pressure has been completely eliminated Use suitable protection when operating maintaing or being present in the area where the equipment is functioning This incluyes but is not limited to the use of protective goggles gloves shoes and safety clothing and breathing equipment To prevent serious injury through crushing or amputation do not work with the equipment without the safety guards installed on the moving parts Make sure that all the safety guards are completely rerinstalled at the end of the repair or maintenance work of the equipment Page 6 of 18 HA a za
10. ry may occur Daily Shutdown Procedures 1 Disconnect the air line coupler 2 After the air pressure has bled off close the air line valve For extended period shutdown flush disassemble and thoroughly clean the transfer pump before storing in a dry place MAINTENANCE Introduction WARNING To avoid personal injury always disconnect the air coupler and relieve all air and hydraulic pressures befote servicing the pump Before proceeding note the following e All threads are hand tight e When using a repair kit to service the pump use all the parts provided in the kit regardless of the condition of the old ones This will reduce the possibility of having to rebuild the pump sooner than normal Page 12 of 18 GAC Service Parts Manual yw DISASSEMBLY 1 Place the transfer pump in a vice PRECAUTION Do not clamp the transfer pump tightly Figure 13 Mounting in Vice Note It might be necessary to place a strap wrench around the lower end of the suction tube when removing the foot valve 2 Remove the foot valve housing using a 1 5 8 open end wrench Note Be sure to replace the bleed air plug when reassembling the cylinder Failure to do so will prevent the transfer pump from operating Foot Valve Figure 14 Foot Valve 3 Remove the air bleed from the transfer pump air cap prior to disassembly of the air cylinder to bleed off any air pressure trapped in the cylinder a Disconnect the a
11. sfer pump outside the protected environment of a sealed drum without first thoroughly flushing and cleaning the pump When installing a transfer pump into a partially filled drum where the liquid level is below the top of the set tube manually fill the tube with the proper chemical prior to inserting the transfer pump into the drum If a drum with a transfer pump installed tips over insure that the wet tube is full after righting the drum The transfer pump pumps both resin and isocyanate To reduce the possibility of inadvertently using the transfer pump with the wrong chemical PMC recommends color coding the transfer pumps red for isocyanate and blue for resin Page 11 of 18 OPERATION Daily Startup Procedures 1 Determine that the air needle valve is closed 2 Connect the air line quick disconnect coupler to the transfer pump 3 Turn on the main air supply 4 Slowly open the air needle valve until the transfer pump runs slowing Use the air needle valve to control the pump speed WARNING Never allow the pump to run dry of pumping material A dry pump will quickly Figure 12 Pinch Points accelerate to a high speed and possibly cause personal injury and or damage to the pump lf the pump accelerates quickly or starts running too fast stop it immediately and inspect Do not attempt to operate the pump when it is not securely mounted in a drum Keep hands clear of the area shown in Figure 16 at all times as personal inju
12. sket part No PU 04000 40 is in place on the threaded end of the adaptor and screw the Bung Adaptor tightly into the bunghole of the drum With the second gasket in place inseri the Transfer Pump through the adaptor and lock it in place Figure 7 Installing the Transfer Pump 2 Use thread sealer on the male threads of the Air Needle Valve and Quick Disconnect Plug Figure 8 Installing Air Leedle Valve and Quick Disconnect 3 Use thread sealer on the male outlet fitting not supplied as part of the pump assembly and thread the fitting into the outlet port Figure 9 Installing Outlet Fitting 4 Install air lines as required PMC recommends using a 3 8 ID or larger air line to deliver air to the transfer pump ro Figure 10 Installing Air Line Page 10 of 18 GAC Service Parts Manual y WARNING Whenever you are using flammable materials always connect a ground wire to the puma air motor Consult the Nacional Electric Code State and Local codes for additional information 5 Connect ground wire to the Grounding Lug in accordance with National State and Local Electrical Codes Figure 11 Installation of Ground Wire The transfer pump installation is complete PRECAUTION The transfer pump incorporates a wet tube to prevent build up of chemical and dirt on the pump shaft which would damage the packings as the shaft moves through them The wet tube must be full when storing a tran
13. tains important information on the safety handling and use of your GHO series high output transfer pump Before installing the GHO pump and starting it up carefully read all the technical and safety documentation included in this manual Pay special attention to the information to know and understand the operation and the conditions of use of the unit All of the information is aimed at enhancing User Safety and avoiding possible breakdowns derived from the incorrect use of the pump WARNING Presents information to alert of a situation that might cause serious injuries if the instructions are not followed CAUTION Presents information that indicates how to avoid damage to the Proportioner or how to avoid a situation that could cause minor injuries NOTE Is relevant information of a procedure being carried out Careful study of this manual will enable the operator to know the characteristics of the pump and the operating procedures By following the instructions and recommendations contained herein you will reduce the potential risk of accidents in the installation use or maintenance of the GHO pump you will provide a better opportunity for incident free operation for a longer time greater output and the possibility of detecting and resolving problems fast and simply Keep this Service Manual for future consultation of useful information at all times If you lose this manual ask for a new copy from your PMC Service Center direct
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