Hitachi 210-208 User's Manual
Contents
1. Canada England Korea Switzerland France Germany Hong Kong Japan GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 PRINTED IN U S A 308 043 May 1990 Revised August 1996 12 308 0432. a criss cross pattern THROAT Fig 1 308 043 7 Service Throat Packings Fig 1 1 Remove the intake valve and the cylinder 38 as explained in the previous sections 2 Remove the packing nut wet cup 39 3 Pull the displacement rod 36 out of the bottom of the outlet housing 41 4 Remove the throat packings and glands from the outlet housing 5 Clean all parts thoroughly and inspect them for wear or damage Replace parts as needed NOTE Always replace the male gland 44 and the bearing 47 when the throat packings are replaced 6 Install the throat packings into the outlet housing 41 one at a time in the following order with the lips of the v packings facing down the male gland 44 two UHMWPE v packings 45 one leather v packing 46 one UHMWPE v packing 45 one leather v packing 46 one UHMWPE v packing 45 and the bearing 47 Loosely install the packing nut wet cup 39 7 Push the displacement rod 36 up into the outlet housing 41 until it protrudes from the packing nut wet cup 39 Continue reassembling the pump in the reverse order of disassembly Tighten the packing nut wet cup just tight enough to prevent leakage 8 308 043 Reconnecting the Displacement Pump 1 Reinstall the displacement pump on the motor as explained in your separate pump manual 2 Reconnect the ground wire to the motor Check Valve Adjustment
3. as electric motors switches hose etc are subject to the warranty if any of their manufacturer Graco will provide purchaser with reasonable assis tance in making any claim for breach of these warranties For Sales to Canadian Customers Except as expressly stated herein Graco makers no representations warranties or conditions express implied or collateral con cerning any goods or services sold and GRACO SHALL NOT BE LIABLE IN ANY MANNER FOR any other representation warranty or condition of any kind whether arising by operation of law or otherwise including but not limited to WARRANTIES OF MERCHANTABLE QUALITY OR FITNESS FOR A PARTICULAR PURPOSE LIMITATION OF LIABILITY In no event will Graco be liable for indirect incidental special or consequential damages resulting from Graco supplying equip ment hereunder or for the furnishing performance or use of any products or other goods sold hereto whether due to a breach of contract breach of warranty the negligence of Graco or otherwise Graco Phone Number TO PLACE AN ORDER contact your Graco distributor or call this number to identify the distributor closest to you 1 800 367 4023 Toll Free All written and visual data contained in this document reflects the latest product information available at the time of publication Graco reserves the right to make changes at any time without notice Sales Offices Atlanta Chicago Detroit Los Angeles Foreign Offices Belgium
4. 2 38 mm long PIN ball stop carbon steel SPACER packing carbon steel PACKING cup UHMWPE ROD tie GUIDE piston carbon steel ROD displacement carbon steel CYLINDER stainless steel PACKING NUT WET CUP carbon steel HOUSING outlet ductile iron HOUSING intake valve carbon steel RETAINER piston carbon steel with carbide seat GLAND male carbon steel V PACKING UHMWPE V PACKING leather BEARING PEEK TAG warning GASKET buna N Included in Repair Kit 223 439 Recommended spare parts Keep these spare parts on hand to reduce down time A Extra warnings available at no charge Parts Qty gt ANINA i i a i A Aaa Packing Conversion Kit 224 443 Use to convert pump to UHMWPE and PTFE pack ings Order kit separately Includes Part No Description Qty 100 103 PIN cotter 15 38 mm long 1 100 579 PIN cotter 1 25 4 mm long 4 111 334 O RING PTFE 2 188 846 PACKING cup UHMWPE 2 104 260 GLAND male 1 108 845 V PACKING UHMWPE 4 111 327 V PACKING PTFE 2 186 056 BEARING PEEK 1 a Technical Data Maximum Fluid Working Pressure 1000 psi 70 bar 7 0 MPa Fluid Outlet Size o o ooooooooooo 1 1 2 npt Fluid Inlet Size 0 eee 2 npt Wetted Parts 303 Grade Stainless Steel Carbon Steel Chrome Steel Chrome Zinc and electroless Nickel Plating Buna N Tungsten Carbide Nylon Ultra High Molecular Weight Polyethyle
5. INSTRUCTIONS PARTS LIST 5 308 043 9 This manual contains important GRACO Rev F 0 warnings and information Supersedes Rev C READ AND KEEP FOR REFERENCE and PCN D INSTRUCTIONS Displacement Pump 1000 psi 70 bar 7 MPa Maximum Working Pressure Model 210 208 Series F ut 06643 GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 COPYRIGHT 1990 GRACO INC Pe Graco Inc is registered to 1 S EN ISO 9001 HO03 Table of Contents Symbols Warning Symbol W rningS eria uara ee en 2 Setup Operation 0c cece 5 o N ne een 6 A WARNING Parts Drawi E A ar mee dni eno Rans Lisi 10 This symbol alerts you to the possibility of serious Technical Data 0 00 0 cece eee 11 a death if d t follow the instructi Waranty toscana on Bae an Sikes 12 UA O IS O Graco Phone Numbers 00 cece co 12 Caution Symbol 44 CAUTION This symbol alerts you to the possibility of damage to or destruction of equipment if you do not follow the instructions 44 WARNING EQUIPMENT MISUSE HAZARD Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury r RA INSTRUCTIONS This equipment is for professional use only Read all instruction manuals tags and labels before operating the equipment Use the equipment only for its intended purpose If you are not sure call your Graco distributor Do not alter or modify t
6. The fluid piston and intake valves are factory set for high volume pumping of heavy spray viscosity fluids For lighter fluids or lower volume requirements or to reduce surging at the stroke change over decrease the travel of the balls 16 and 18 Move the pins 28 to a lower set of holes See Fig 1 and refer to the pump disassembly procedure above NOTE If the ball travel is too short for the fluid being pumped the fluid flow will be restricted For heavier fluids or to increase the flow increase the travel of the balls 16 and 18 Move the pins 28 to a higher set of holes See Fig 1 and refer to your pump disassembly procedure above Notes 308 043 9 Parts 06645 10 308 043 Model 210 208 Series F Displacement Pump Includes items 13 49 Ref No 13 14 15 167 187 24 25 28 30 31 32 35 36 38 39 41 42 43 44 45 46 471 48h 49 Part No 100 127 100 128 100 579 101 178 101 718 111 334 104 272 161 599 166 597 188 846 171 692 171 696 217 478 181 269 186 054 186 055 223 437 223 438 104 260 108 845 104 263 186 056 172 477 110 728 Description NUT hex 5 8 11 LOCKWASHER spring 5 8 PIN cotter 1 25 4 mm long BALL 1 25 32 mm dia chrome steel BALL 2 51 mm dia chrome steel O RING PTFE CAPSCREW socket hd 3 8 24 x 1 1
7. ange the fluid flow through the pump For the best results use all the kit parts pump place the pin in a different set of holes Parts included in the kit are marked with an asterisk Refer to Check Valve Adjustment in the text for example 15 5 If no further service is needed reinstall the intake If possible have all the necessary replacement parts available before you begin the repair to reduce down time When replacing the displacement rod 36 or the cylinder 38 always replace all of the pump pack ings seals and glands to ensure proper sealing valve on the pump Torque the hex nuts 13 evenly to 50 60 ft Ib 68 81 Nem using a criss cross tightening pattern Piston Fig 1 1 Remove the intake valve as explained in Intake Valve 2 Pullthe cylinder 38 down off the piston assem Disconnecting the Displacement Pump bly 3 Unscrew the piston retainer screws 25 Remove A WARNING the piston parts from the displacement rod 36 To reduce the risk of serious injury whenever you 4 are instructed to relieve pressure always follow the Pressure Relief Procedure on page 5 Clean all parts thoroughly and inspect them for wear or damage Replace parts as needed Solvent flush the pump if possible Then relieve the pressure Place the gasket 49 and ball 16 on the piston retainer 43 Install these parts in the displace ment rod NOTE The piston retainer 43 must not obstruct
8. eel an electric shock while using this equipment stop spray ing immediately Do not use the equipment until you identify and correct the problem Provide fresh air ventilation to avoid the buildup of flammable fumes from solvents or the fluid being sprayed Keep the spray dispense area free of debris including solvent rags and gasoline Before operating this equipment electrically disconnect all equipment in the spray dispense area Before operating this equipment extinguish all open flames or pilot lights in the spray dispense area Do not smoke in the spray dispense area Do nat turn on or off any light switch in the spray dispense area while operating or if fumes are present Do not operate a gasoline engine in the spray dispense area TOXIC FLUID HAZARD Hazardous fluid or toxic fumes can cause serious injury or death if splashed in the eyes or on the skin inhaled or swallowed Know the specific hazards of the fluid you are using Store hazardous fluid in an approved container Dispose of hazardous fluid according to all local state and national guidelines Always wear protective eyewear gloves clothing and respirator as recommended by the fluid and solvent manufacturer 4 308 043 General Information NOTE Reference numbers and letters in parentheses in the text refer to the callouts in the figures and the parts drawing NOTE Always use Genuine Graco Parts and Acces sories available from your Graco d
9. from injection splashing fluid or moving parts follow the Pressure Relief Procedure whenever you e are instructed to relieve the pressure e stop spraying dispensing e check or service any of the system equipment e or install or clean the spray tips nozzles 1 Lock the spray gun dispensing valve safety latch 2 Shut off the air or hydraulic supply to the pump 3 In air powered systems close the bleed type master air valve required in your system In hydraulic powered systems close the hydraulic supply line valve first then the return line valve 4 Unlock the gun valve trigger safety 5 Hold a metal part of the gun valve firmly to the side of a grounded metal pail and trigger the gun valve to relieve pressure 6 Lock the gun valve trigger safety latch 7 Open the drain valve required in your system having a container ready to catch the drainage 8 Leave the drain valve open until you are ready to spray dispense again If you suspect that the spray tip or hose is completely clogged or that pressure has not been fully relieved after following the steps above very slowly loosen the tip guard retaining nut or hose end coupling and relieve pressure gradually then loosen completely Now clear the tip or hose 308 043 5 Service Notes 4 Reassemble the valve Place the ball stop pin 28 in the same holes from which it was removed If e Repair Kit 223 439 is available to service the you want to ch
10. his equipment Use only genuine Graco parts and accessories Check equipment daily Repair or replace worn or damaged parts immediately Do not exceed the maximum working pressure stated on the equipment or in the Technical Data for your equipment Do not exceed the maximum working pressure of the lowest rated component in your system Use fluids and solvents which are compatible with the equipment wetted parts Refer to the Tech nical Data section of all equipment manuals Read the fluid and solvent manufacturer s warnings Handle hoses carefully Do not use hoses to pull equipment Route hoses away from traffic areas sharp edges moving parts and hot surfaces Do not expose Graco hoses to temperatures above 66 C 150 F or below 40 C 40 F Wear hearing protection when operating this equipment Do not lift pressurized equipment Comply with all applicable local state and national fire electrical and safety regulations 2 308 043 44 WARNING INJECTION HAZARD Spray from the gun leaks or ruptured components can inject fluid into your body and cause extremely serious injury including the need for amputation Fluid splashed in the eyes or on the skin can also cause serious injury Fluid injected into the skin might look like just a cut but it is a serious injury Get immediate medi cal attention Do not point the gun valve at anyone or at any part of the body Do not put your hand or fingers over the spra
11. istributor Grounding 44 WARNING FIRE AND EXPLOSION HAZARD Before operating the pump ground the system as explained below Also read the section FIRE OR EXPLOSION HAZ ARD on page 4 1 Pump Ground the complete pump as indicated in your separate pump instruction manual 2 Air hoses use only electrically conductive air hoses Setup Operation Fluid hoses use only electrically conductive fluid hoses 4 Air compressor or hydraulic power supply follow manufacturer s recommendations 5 Spray gun or dispensing valve ground through connection to a properly grounded fluid hose and pump 6 Fluid supply container follow your local code 7 Object being sprayed follow your local code 8 Solvent pails used when flushing follow your local code Use only metal pails which are conductive placed on a grounded surface Do not place the pail on a nonconductive surface such as paper or cardboard which interrupts the grounding continu ity 9 To maintain grounding continuity when flushing or relieving pressure hold a metal part of the spray gun firmly to the side of a grounded metal pail then trigger the gun Operation Pressure Relief Procedure 44 WARNING INJECTION HAZARD The system pressure must be manually relieved to prevent the system from starting or spraying accidentally Fluid under high pressure can be injected through the skin and cause serious injury To reduce the risk of an injury
12. ne Leather PTFE Polyetheretherketone Manual Change Summary Assembly Part Ref PartNo Name Changed Status No 210 208 old 31 178 507 packing cup new 31 188 846 packing cup The series of this unit was changed from E to F 308 043 11 The Graco Warranty and Disclaimers WARRANTY Graco warrants all equipment listed in this manual which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale by an authorized Graco distributor to the original purchaser for use Graco will for a period of twelve months from the date of sale repair or replace any part of the equipment determined by Graco to be defec tive This warranty applies only when the equipment is installed operated and maintained in accordance with Graco s written rec ommendations This warranty does not cover and Graco shall not be liable for general wear and tear or any malfunction damage or wear caused by faulty installation misapplication abrasion corrosion inadequate or improper maintenance negligence accident tampering or substitution of non Graco component parts Nor shall Graco be liable for malfunction damage or wear caused by the incompatibility of Graco equipment with structures accessories equipment or materials not supplied by Graco or the im proper design manufacture installation operation or maintenance of structures accessories equipment or materials not su
13. p plied by Graco This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco distributor for verification of the claimed defect If the claimed defect is verified Graco will repair or replace free of charge any defective parts The equipment will be returned to the original purchaser transportation prepaid If inspection of the equipment does not disclose any defect in material or workmanship repairs will be made at a reasonable charge which charges may include the costs of parts labor and transportation THIS WARRANTY IS EXCLUSIVE AND IS IN LIEU OF ANY OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO WARRANTY OF MERCHANTABILITY OR WARRANTY OF FITNESS FOR A PARTICULAR PUR POSE Graco s sole obligation and buyer s sole remedy for any breach of warranty shall be as set forth above The buyer agrees that no other remedy including but not limited to incidental or consequential damages for lost profits lost sales injury to person or prop erty or any other incidental or consequential loss shall be available Any action for breach of warranty must be brought within two 2 years of the date of sale GRACO MAKES NO WARRANTY AND DISCLAIMS ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IN CONNECTION WITH ACCESSORIES EQUIPMENT MATERIALS OR COMPONENTS SOLD BUT NOT MANUFACTURED BY GRACO These items sold but not manufactured by Graco such
14. the 2 Disconnect the hoses from the pump Remove the ports in the displacement rod 36 pump from its mounting and clamp it in a vise 6 Install one cup packing 31 on the displacement 3 Disconnect the displacement pump from the motor rod 36 Be sure the lips of the packing face up as Pxplainedin your Separate purp manual 7 Install the packing spacer 30 Position one cup packing 31 on the displacement rod so the lips Intake Valve Fig 1 of the packing face down 1 Remove the hex nuts 13 and washers 14 from 8 Install the piston guide 35 Install the four screws the tie rods 32 Unscrew the tie rods from the 25 through the piston assembly and screw them intake valve 42 Remove the intake valve from into the displacement rod 36 Torque the screws the pump evenly to 30 40 ft lb 41 54 Nem using a criss cross tightening pattern 2 Ripe vena ce valve Take note of which 9 If no further service is needed go to Throat Pack set of holes the ball stop pin 28 is in ings If no further service is needed slide the cylinder 38 and gaskets 24 over the piston 3 Clean all parts thoroughly and inspect them for assembly Install the intake valve Torque the nuts 6 wear or damage Replace parts as needed 308 043 13 evenly to 50 60 ft Ib 68 81 Nem Service AN Lower Holes A Lips of V packings must face down A Torque to 50 60 ft lb 68 81 Nem A Torque to 30 40 ft Ib 41 54 Nem Tighten in
15. y tip nozzle Do not stop or deflect leaks with your hand body glove or rag Do not blow back fluid this is not an air spray system Always have the tip guard and the trigger guard on the gun when spraying dispensing Be sure the gun trigger safety operates before spraying Lock the gun trigger safety when you stop spraying dispensing Follow the Pressure Relief Procedure on page 5 if the spray tip nozzle clogs and before clean ing checking or servicing the equipment Tighten all fluid connections before operating the equipment Check the hoses tubes and couplings daily Replace worn or damaged parts immediately Do not repair high pressure couplings you must replace the entire hose Fluid hoses must have spring guards on both ends to help protect them from rupture caused by kinks or bends near the couplings MOVING PARTS HAZARD st Moving parts can pinch or amputate your fingers e Keep clear of all moving parts when starting or operating the pump e Before checking or servicing the equipment follow the Pressure Relief Procedure on page 5 to prevent the equipment from starting unexpectedly 308 043 3 44 WARNING FIRE AND EXPLOSION HAZARD Improper grounding poor ventilation open flames or sparks can cause a hazardous condition and result in a fire or explosion and serious injury Ground the equipment and the object being sprayed Refer to Grounding on page 5 If there is any static sparking or you f
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