Hitachi 1800 User's Manual
Contents
1. For air powered pumps install the following accessories in the order shown in FIG 1 using adapters as neces sary Accessory Air Control Kits are available for the NXT Air Motor The kits include a master air valve E air regulator F and filter J Order the kit separately See manual 311239 for information e Bleed type master air valve E required in your system to relieve air trapped between it and the air motor when the valve is closed Be sure the valve is easily accessible from the pump and located down stream from the air regulator e Pump air regulator F to control pump speed and outlet pressure Locate it close to the pump e Air line filter J removes harmful dirt and moisture from compressed air supply e Second bleed type air valve K isolates air line accessories for servicing Locate upstream from all other air line accessories Hydraulic Line Accessories For hydraulic powered pumps install the following accessories in the order shown in FIG 2 using adapters as necessary e Use a minimum 13 mm 1 2 in ID supply line C and a minimum 22 mm 7 8 in ID return line D The motor has a 3 4 npt f hydraulic oil supply fitting and a 1 in npt f hydraulic oil return fitting e Supply line shutoff valve U isolates the pump for service 311826B Installation e Fluid pressure gauge F monitors hydraulic oil pressure to the motor to avoid overpressurizing the motor or low2. 7 0 100 3 PTFE 2 leather P15ECD A 222796 Dura Flo 1800 430 cc cst N34DTO 10 9 109 1580 0 7 7 0 100 3 PTFE 2 leather P23DCD A 222801 Dura Flo 2400 580 cc cst N65DNO 15 7 157 2270 0 7 7 0 100 3 PTFE 2 leather P23ECD A 222801 Dura Flo 2400 580 cc cst N65DTO 15 7 157 2270 0 7 7 0 100 3 PTFE 2 ids P23LCD A 222801 Dura Flo 2400 580 cc cst N65LNO 15 7 157 2270 0 7 7 0 100 3 PTFE 2 leather P23LSA A 222803 Dura Flo 2400 580 cc sst N65LNO 15 7 157 2270 0 7 7 0 100 3 NEED PTFE P23MCD A 222801 Dura Flo 2400 580 cc cst N65LTO 15 7 157 2270 0 7 7 0 100 3 PTFE 2 EE P23MSA A 222803 Dura Flo 2400 580 cc sst N65LTO 15 7 157 2270 0 7 7 0 100 3 REEL PTFE P23DSA A 222803 Dura Flo 2400 580 cc sst N65DNO 15 7 157 2270 0 7 7 0 100 3 Papere PTFE P23ESA A 222803 Dura Flo 2400 580 cc sst N65DTO 15 7 157 2270 0 7 7 0 100 3 nd PTFE P32DCD A 222796 Dura Flo 1800 430 cc cst N65DNO 20 9 209 3030 0 7 7 0 100 3 PTFE 2 leather P32ECD A 222796 Dura Flo 1800 430 cc cst N65DTO 20 9 209 3030 0 7 7 0 100 3 PTFE 2 leather P32LCD A 222796 Dura Flo 1800 430 cc cst N65LNO 20 9 209 3030 0 7 7 0 100 3 PTFE 2 as P32LSB A 687055 Dura Flo 1800 430 cc sst N65LNO 20 9 209 3030 0 7 7 0 100 3 UHMWPE 2 PTFE P32DSB A 687055 Dura Flo 1800 430 cc sst N65DNO 20 9 209 3030 0 7 7 0 100 3 UHMWPE 2 PTFE P32ESB A 687055 Dura Flo 1800 430 cc sst N
3. Required Tools ESE 002 cee eee eee 16 Disconnect the Lower 16 Reconnect the Lower 17 Pas SEER AE ES ES eee EDE EDS 18 Dura Flo Pumps with NXT Air Motors 18 Dura Flo Pumps with Viscount Hydraulic Motors 20 DIMENSIONS iii RE RR DS REO d e 22 Mounting Hole Layouts 23 Technical Data eens 24 Graco Standard Warranty 28 Graco Information esees 28 311826B Models Models Dura Flo Pumps with NXT Air Motors Check your pump s identification plate ID for the 6 digit part number of your pump Use the following matrix to define the construction of your pump based on the six digits For example Pump Part No P 1 5 M C D represents the ID a pump P pressure ratio 1 5 1 low noise exhaust motor with DataTrak M carbon steel construction C and 3 ptfe 2 leather packing configuration D To order replacement parts see Parts section starting on page 18 The digits in the matrix do not correspond to the Ref Nos in the Parts drawings and lists ER NM and Third ee Fourth Digit LESIONES IL INN MM De De lcing none E Carbon Steel 3 uhmwpe 2 ptfe E Ed Icing LN a Stainless 3 uhmwpe 2 Steel Tuff Stack Tm 0 88 Je Low Noise none P 3 ptfe 2 leather ee pedes Pump Part No and Lower Series Part No P12DCD A 222801
4. b For hydraulic powered pumps close the supply line shutoff valve U first then close the return line shutoff valve V 3 Disengage the trigger lock 4 Hold a metal part of the gun firmly to a grounded metal pail Trigger the gun to relieve pressure 5 Engage the trigger lock 6 Open all fluid drain valves in the system having a waste container ready to catch drainage Leave drain valve s open until you are ready to spray again 7 If you suspect the spray tip or hose is clogged or that pressure has not been fully relieved after follow ing the steps above VERY SLOWLY loosen tip guard retaining nut or hose end coupling to relieve pressure gradually then loosen completely Clear hose or tip obstruction 12 Trigger Lock Always engage the trigger lock when you stop spraying to prevent the gun from being triggered accidentally by hand or if dropped or bumped Startup 1 Connect the suction kit T to the pump s fluid inlet and place the tube into the fluid supply 2 Prepare the pump s power source a Forair powered pumps close the air regulator F Open the pump s bleed type master air valve E b For hydraulic powered pumps check the hydraulic fluid level before each use and add fluid as necessary Close the supply line shutoff valve U and the return line shutoff valve V Start the hydraulic power supply 3 Hold a metal part of the gun S firmly to the side of a grounded metal pai
5. 2 4 6 8 10 gpm 0 2 4 6 8 10 liters minute 7 6 15 2 22 8 30 4 38 0 liters minute 7 6 15 2 22 8 304 38 0 311826B 27 Graco Standard Warranty Graco warrants all equipment referenced in this document which is manufactured by Graco and bearing its name to be free from defects in material and workmanship on the date of sale to the original purchaser for use With the exception of any special extended or limited warranty published by Graco 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 defective This warranty applies only when the equipment is installed operated and maintained in accordance with Graco s written recommendations 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 improper design manufacture installation operation or maintenance of structures accessories equipment or materials not supplied by Graco This warranty is conditioned upon the prepaid return of the equipment claimed to be defective to an authorized Graco
6. 3 800 5 6 56 600 4 2 42 400 2 8 28 200 1 4 14 0 10 20 30 40 50 60 70 80 3 8 7 6 11 4 15 2 19 0 22 8 26 6 30 4 Fluid Flow in gpm Ipm Dura Flo 1800 Pumps with NXT Model 6500 Air Motors Cycles per Minute psi MPa bar 9 16 25 32 41 48 57 3500 24 1 241 250 3000 21 0 210 200 2500 17 2 172 2000 14 0 140 uos woj3 11W 1500 10 3 103 1000 7 0 70 500 3 5 35 10 20 30 40 50 60 70 80 3 8 7 6 11 4 15 2 19 0 22 8 26 6 30 4 Fluid Flow in gpm Ipm 25 Technical Data Key A 0 7 MPa 7 bar 100 psi air pressure or 10 5 MPa 105 bar 1500 psi hydraulic oil pressure B 0 5 MPa 4 9 bar 70 psi air pressure or 7 5 MPa 75 bar 1050 psi hydraulic oil pressure C 0 3 MPa 2 8 bar 40 psi air pressure or 4 2 MPa 42 bar 600 psi hydraulic oil pressure Test Fluid No 10 Weight Oil Dura Flo 2400 Pumps with NXT Model 3400 Air Motors Cycles per Minute 13 25 37 5 La aa 1000 7 0 70 psi MPa bar 0 1400 9 8 98 160 140 1200 8 4 84 o 100 a 7 800 5 6 56 2 o 9 i RI I le 3 Dei di 3 S 600 4 2 42 E 400 2 8 2 00 2 8 28 26 200 1 4 14 20 0 2 0 4 0 6 0 8 0 10 0 7 6 15 2 22 8 30 4 38 0 Fluid Flow in gpm Ipm Dura Flo 2400 Pumps with NXT Model 6500 Air Motors Cycles per Minute psi MPa bar 13 25 37 50 2500 17 2 172 250 2000 14 0 140 200 gt o n 5 1500 10 3 1
7. P O BOX 1441 MINNEAPOLIS MN 55440 1441 Copyright 2006 Graco Inc is registered to I S EN ISO 9001 www graco com Revised 6 2008
8. and then determine a regular schedule for checking your system Wet Cups See FIG 3 Check the wet cup AC daily Keep the wet cup 1 3 filled with Graco Throat Seal Liquid TSL or compatible solvent Using the supplied wrench 108 adjust the packing nut weekly so it is just snug do not overtighten Torque to 135 169 Nem 100 125 ft Ib Flushing WN wi N A 2 Flush before changing colors before fluid can dry in the equipment at the end of the day before storing and before repairing equipment e Flush at the lowest pressure possible Check connectors for leaks and tighten as necessary e Flush with a fluid that is compatible with the fluid being dispensed and the equipment wetted parts 1 Follow Pressure Relief Procedure page 12 2 Remove spray tip and soak in solvent 3 Place siphon tube in grounded metal pail containing cleaning fluid 14 4 Setpump to lowest possible fluid pressure and start pump 5 Hold a metal part of the gun firmly to a grounded metal pail Trigger the gun until clean solvent dis penses 6 Remove gun from hose See gun manual to further clean gun 7 Follow Pressure Relief Procedure page 12 and remove fluid filter and soak in solvent Replace filter cap Corrosion Protection Always flush the pump before the fluid dries on the dis placement rod Never leave water or water based fluid in the pump overnight First flush with water
9. 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 PURPOSE 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 property 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 as electric motors switches hose etc are subject to the warranty if any of their manufacturer Graco will provide purchaser with reason
10. lowest air or hydraulic pressure nec essary to get the desired results Higher pressures cause premature tip nozzle and pump wear a Forair powered pumps use the air regulator F to control the pump speed and fluid pressure b For hydraulic powered pumps use the fluid pressure gauge F and flow control valve G to control the pump speed and the fluid pressure Never allow the pump to run dry of the fluid being pumped A dry pump will quickly accelerate to a high speed possibly damaging itself 311826B Operation If your pump accelerates quickly or is running too fast stop it immediately and check the fluid supply If the supply container is empty and air has been pumped into the lines refill the container and prime the pump and the lines with fluid or flush and leave it filled with a compatible solvent Be sure to elimi nate all air from the fluid system Shutdown Helieve the pressure page 12 Stop the pump at the bottom of its stroke to prevent fluid from drying on the exposed displacement rod and damaging the throat packings N Bleed hole must face down AA T18364a Fic 3 Bleeder Valve and Wet Cup 13 Maintenance Maintenance Preventive Maintenance Schedule The operating conditions of your particular system determine how often maintenance is required Establish a preventive maintenance schedule by recording when and what kind of maintenance is needed
11. pressure page 12 2 Disconnect the air or hydraulic hose Plug all hydraulic hoses immediately to prevent contamina tion of the hydraulic system 3 Hold the fluid outlet fitting AD with a wrench to keep it from loosening while you disconnect the fluid hose See FIG 4 16 CAUTION Use at least two people when lifting moving or dis connecting the pump If disconnecting the lower be sure to securely brace the pump or have two people hold it while another disconnects it Before disconnecting the lower 102 from the motor 101 be sure to note the relative position of the pump s fluid outlet to the air or hydraulic inlet of the motor If the motor does not require servicing leave it attached to its mounting 4 Unscrew the coupling nut 103 from the connecting rod adapter 105 Remove the coupling collars 104 do not to lose or drop them See FIG 4 5 Hold the tie rod flats with a wrench to keep the rods 106 from turning Unscrew the nuts 107 Remove the lower 102 6 To service the lower refer to manual 311825 sup plied To service the air or hydraulic motor refer to the separate motor manual supplied 311826B Reconnect the Lower Always use connecting rod adapter 184595 and tie rods 184596 on hydraulic powered pumps Other con necting rod adapters and tie rods do not allow sufficient clearance between the drip pan and coupling nut 1 Screw the connecting rod adapter 105 to th
12. spraying and before cleaning checking or servicing equipment EQUIPMENT MISUSE HAZARD Misuse can cause death or serious injury e Do not operate the unit when fatigued or under the influence of drugs or alcohol e Do not exceed the maximum working pressure or temperature rating of the lowest rated system component See Technical Data in all equipment manuals Use fluids and solvents that are compatible with equipment wetted parts See Technical Data in all equipment manuals Read fluid and solvent manufacturer s warnings For complete information about your material request MSDS forms from distributor or retailer Check equipment daily Repair or replace worn or damaged parts immediately with genuine manu facturer s replacement parts only Do not alter or modify equipment Use equipment only for its intended purpose Call your distributor for information Route hoses and cables away from traffic areas sharp edges moving parts and hot surfaces Do not kink or over bend hoses or use hoses to pull equipment Keep children and animals away from work area Comply with all applicable safety regulations 311826B 311826B Warnings MOVING PARTS HAZARD Moving parts can pinch or amputate fingers and other body parts e Keep clear of moving parts e Do not operate equipment with protective guards or covers removed e Pressurized equipment can start without warning Before checking moving or servicing equipment follow the Pressure Reli
13. 03 L2 LL 150 O 0 z 7 o a 9 UO j 5 1000 7 0 70 100 LL 500 3 5 35 50 0 2 0 4 0 6 0 8 0 10 0 7 6 15 2 22 8 30 4 38 0 Fluid Flow in gpm Ipm 26 311826B Technical Data Key A 0 7 MPa 7 bar 100 psi air pressure or 10 5 MPa 105 bar 1500 psi hydraulic oil pressure B 0 5 MPa 4 9 bar 70 psi air pressure or 7 5 MPa 75 bar 1050 psi hydraulic oil pressure C O 3 MPa 2 8 bar 40 psi air pressure or 4 2 MPa 42 bar 600 psi hydraulic oil pressure Test Fluid No 10 Weight Oil Dura Flo 1800 Pumps with Viscount Hydraulic Motors MODEL 222892 psi QUIET VISCOUNT HYDRAULIC MOTOR pd bar cycles min hyd Mi s 36 54 79 Oil 2500 gt 175 A ad 2000 20 140 uM 14 0 1500 15 2 105 id T 10 5 hydraulic oil 3 consumption 16 OQ 1000 u 7 0 500 5 2 19 0 3 5 0 gpm 0 2 4 6 8 liters min 7 6 15 2 22 8 30 4 FLUID FLOW NO 10 WEIGHT OIL Dura Flo 2400 Pumps with Viscount Hydraulic Motors Test Fluid No 10 Weight Oil Fluid Outlet Pressure Hydraulic Oil Consumption psi cycles per minute gpm cycles per minute MPa bar 13 26 39 52 65 lpm 13 26 39 52 65 2000 16 14 140 LLL A gt 608 Ee ee EE u 1600 S ws A 2 112 112 B O as Hydraulic Oll 7 _ _ _ H o 1200 5 Consumption e 84 84 o 8 800 Cc 6 304 Pd d 400 5 a 2 8 28 Loe A 0 0 gpm 0
14. 65DTO 32 1 20 9 209 3030 0 7 7 0 100 3 UHMWPE 2 PTFE P32MCD A 222796 Dura Flo 1800 430 cc cst N65LTO 32 1 20 9 209 3030 0 7 7 0 100 3 PTFE 2 leather P32MSB A 687055 Dura Flo 1800 430 cc sst N65LTO 20 9 209 3030 0 7 7 0 100 3 NIRE PTFE 311826B A Models Dura Flo Pumps with Viscount Hydraulic Motors Check your pump s identification plate ID for the 6 digit part number of your pump To order replacement parts see Parts section starting on page 18 Maximum Pump Part Hydraulic Maximum Hydraulic Input No and Lower Motor Working Pressure Pressure Series Part No Lower Model Packings Part No MPa bar psi MPa bar psi 222892 B 222796 Dura Flo 1800 430 cc cst 235345 18 0 179 2600 10 103 1500 3 PTFE 2 leather 222897 B 222805 Dura Flo 1800 430 cc sst 235345 18 0 179 2600 10 103 1500 3 UHMWPE 2 PTFE 222834 B 222801 Dura Flo 2400 580 cc cst 235345 14 0 138 2000 10 103 1500 3 PTFE 2 leather 222900 B 222803 Dura Flo 2400 580 cc sst 235345 14 0 138 2000 10 103 1500 3 UHMWPE 2 PTFE 311826B 5 Warnings Warnings The following warnings are for the setup use grounding maintenance and repair of this equipment The exclama tion point symbol alerts you to a general warning and the hazard symbol refers to procedure specific risk Refer back to these warnings Additional product specific warnings may be found throughout the body of this ma
15. Hose D Air Line Lubricator R Gun Swivel E Bleed type Master Air Valve reguired S Airless Spray Gun F Pump Air Regulator T Fluid Suction Kit H Electrically Conductive Air Supply Hose U Main Air Supply Line J Air Line Filter V Air Line Drain Valve K Air Shutoff Valve Y Pump Ground Wire required see page 8 for installation L Fluid Filter instructions M Fluid Drain Valve required 10 311826B FIG 2 Typical Installation Hydraulic Powered Pumps I W Z Key Zr ACIQOTImoouz Pump Wall Bracket Hydraulic Supply Line Hydraulic Return Line Drain Line from pressure reducing valve Pressure Gauge Flow Control Valve Pressure Reducing Valve Accumulator Drain Line from motor drip pan Fluid Filter Fluid Drain Valve required 311826B lt xXxS lt CHHDVZ N Installation Tl8434a Electrically Conductive Fluid Supply Hose Fluid Whip Hose Gun Swivel Airless Spray Gun Fluid Suction Kit Hydraulic Supply Line Shutoff Valve Hydraulic Return Line Shutoff Valve Hydraulic Return Line Filter Hydraulic Power Supply Pump Ground Wire required see page 8 for installation instructions Drainage Container 11 Operation Operation Pressure Relief Procedure Trapped air can cause the pump to cycle unexpectedly which could result in serious injury from splashing or moving parts 1 Engage trigger lock 2 Shutoff the pump a Forair powered pumps close the bleed type master air valve
16. Instructions Parts gt g GRACO Dura Flo Pumps 311826B Carbon Steel or Stainless Steel Pumps with Severe Duty Rod and Cylinder Dura Flo 1800 430 cc Pump Dura Flo 2400 580 cc Pump Important Safety Instructions e Read all warnings and instructions in this manual Save these instructions See page 3 for model information including maximum work ing pressure TI8900a Tl8885a CE Ex 12G PROVEN OUALITY LEADING TECHNOLOGY Contents Models 4535233 Se ade EP Ead ates vets 3 Dura Flo Pumps with NXT Air Motors 3 Dura Flo Pumps with Viscount Hydraulic Motors 5 Warnings amp ESRA bidelli be Es 6 installation 552 dtu ee ug ea Bak ota p 8 GOUNA aaea date ia aa 8 Flush Before Using Equipment 8 Mounting Accessories 8 HOSES SEK ES lea ee a ea 8 Air Line Accessories 9 Hydraulic Line Accessories 9 Fluid Line Accessories 9 Operation e205 2 eign cng eee ice ac eae Sie eee 12 Pressure Relief Procedure 12 WOO COCK PRE 12 Ola lu ids ode adobe ec LEES ea aan 12 ShteloWE si REEDE EE oa DE 13 Maintenance it ies Ee ci EE ed ra 14 Preventive Maintenance Schedule 14 WEFUS csi P pacte EG DE EE hear 14 FUSANO iatale 14 Corrosion Protection 14 Hydraulic Systems 14 Troubleshooting EE ER EE 15 HeDallI silicati 16
17. P12ECD A 222801 Continued on page 4 311826B Lower Model Packings Dura Flo 2400 580 cc cst 3 PTFE 2 leather Dura Flo 2400 580 cc sst 3 a GEE PTFE Dura Flo 2400 580 cc cst 3 PTFE 2 eri Dura Flo 2400 580 cc sst 3 TES PTFE Dura Flo 2400 580 cc sst 3 UHMWPE 2 PTFE Dura Flo 2400 580 cc sst 3 ini PTFE Dura Flo 2400 580 cc cst 3 PTFE 2 leather Dura Flo 2400 580 cc cst 3 PTFE 2 i Air Maximum Maximum Air Motor Working Pressure Input Pressure Part No MPa bar da MPa bar hd eee mom MR emm eee omm ree BLUE LEE emm ER omm Models Air Motor Maximum Maximum Air Working Pressure Input Pressure Pump Part Lower Part No No and Series MPa bar psi MPa bar psi P15LCD A 222796 Dura Flo 1800 430 cc cst N34LNO 10 9 109 1580 0 7 7 0 100 3 PTFE 2 leather P15LSB A 687055 Dura Flo 1800 430 cc sst N34LNO 10 9 109 1580 0 7 7 0 100 3 UHMWPE 2 PTFE Lower Model Packings Part No P15MCD A 222796 Dura Flo 1800 430 cc cst N34LTO 10 9 109 1580 0 7 7 0 100 3 PTFE 2 leather P15MSB A 687055 Dura Flo 1800 430 cc cst N34LTO 10 9 109 1580 0 7 7 0 100 3 PTFE 2 leather P15DSB A 687055 Dura Flo 1800 430 cc sst N34DTO 10 9 109 1580 0 7 7 0 100 3 pere PTFE P15ESB A 687055 Dura Flo 1800 430 cc sst N34DNO 10 9 109 1580 0 7 7 0 100 3 UHMWPE 2 PTFE P15DCD A 222796 Dura Flo 1800 430 cc cst N34DNO 15 1 10 9 109 1580 0 7
18. Parts Dura Flo Pumps with NXT Air Motors TI8363a 18 311826B Parts de e i NN LIN NUNC LOWER NUT cou COLLAR ADAPTER LE tie i hex WRENCH SHIELD SCREW m Part see see pling coupling aa 8 32 x 2 IN P15MCD NS4LTO De mus joe ae we 184130 15H371 15H562 101712 184278 15H782 120094 P23ECD N 5DTO E P23LSA NGSLNO 222803 P32DCD N65DNO GE as ee wal 51 mm 311826B 19 Parts Dura Flo Pumps with Viscount Hydraulic Motors 108 T18365a Nos and e 1 o li Part LN see DES see LN COU LE NE ecu tie Lu hex K 307158 311825 pling coupling 5 8 11 222892 A 222834 235345 282601 2o 84096 184130 184595 185596 106166 184278 20 311826B Parts 311826B 21 Dimensions Dimensions Dura Flo Pumps with Dura Flo Pumps with NXT Air Motors Viscount Hydraulic Motors Tl8900a Tl8885a A B C D Weight Motor Model Pump Model mm in mm in mm in mm in kg Ib NXT Model 3400 AN 1105 43 5 762 30 343 13 5 427 16 8 59 130 A E All NXT Model 6500 All 1105 43 5 762 30 343 13 5 427 16 8 67 5 149 1265 49 8 643 25 3 622 24 5 298 11 7 89 196 22 311826B Mounting Hole Layouts Mounting Hole Layouts NXT Model 3400 Four 3 8 16 Mounting Holes 6 186 in 157 mm Six 5 8 11 Tie Rod Holes 6 186 in 157 mm TI8070A Viscount NXT Model 6500 94 3 mm 3 712 in Four 3 8 16 Mounti
19. able assistance in making any claim for breach of these warranties In no event will Graco be liable for indirect incidental special or consequential damages resulting from Graco supplying equipment hereunder or 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 FOR GRACO CANADA CUSTOMERS The Parties acknowledge that they have required that the present document as well as all documents notices and legal proceedings entered into given or instituted pursuant hereto or relating directly or indirectly hereto be drawn up in English Les parties reconnaissent avoir convenu que la r daction du pr sente document sera en Anglais ainsi que tous documents avis et proc dures judiciaires ex cut s donn s ou intent s la suite de ou en rapport directement ou indirectement avec les proc dures concern es Graco Information TO PLACE AN ORDER contact your Graco distributor or call to identify the nearest distributor Phone 612 623 6921 or Toll Free 1 800 328 0211 Fax 612 378 3505 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 This manual contains English MM 311826 Graco Headquarters Minneapolis International Offices Belgium China Japan Korea GRACO INC
20. aulic motors 103 dB A at 1450 psi hydrau lic pressure 25 cycles min tested in accordance with ISO 3744 Wetted parle a 3L EX EE dp OC e eei S C o See manual 311825 Pump Performance Charts see pages 25 27 Fluid Outlet Pressure Pump Air or Hydraulic Oil Consumption To find fluid outlet pressure MPa bar psi at a specific To find air or hydraulic oil consumption at a specific flow flow Ipm gpm and operating pressure A B C Ipm gpm and operating pressure A B C 1 Locate desired flow at bottom of chart 1 Locate desired flow at bottom of chart 2 Follow vertical line up to intersection with selected 2 Follow vertical line up to intersection with selected operating pressure curve solid line Follow left to operating pressure curve dashed line Follow left scale to read fluid outlet pressure to scale to read air or oil consumption 24 311826B 311826B Fluid Pressure Fluid Pressure Technical Data Key 0 7 MPa 7 bar 100 psi air pressure or 10 5 MPa 105 bar 1500 psi hydraulic oil pressure 0 5 MPa 4 9 bar 70 psi air pressure or 7 5 MPa 75 bar 1050 psi hydraulic oil pressure 0 3 MPa 2 8 bar 40 psi air pressure or 4 2 MPa 42 bar 600 psi hydraulic oil pressure Test Fluid No 10 Weight Oil Dura Flo 1800 Pumps with NXT Model 3400 Air Motors Cycles per Minute psi MPa bar 9 16 25 32 41 48 57 1800 12 6 126 1600 11 2 112 1400 9 8 98 RL 1200 8 4 84 g 1000 7 0 70 A
21. e air motor shaft Torque as noted in FIG 4 2 Screw the tie rods 106 into the air motor 101 Using a wrench on the tie rod flats torque as noted 3 Make sure the coupling nut 103 and coupling col lars 104 are in place on the displacement rod DR 4 Useatleast two people to hold the lower while another reconnects it to the motor see the CAU TION page 16 Orient the pump s fluid outlet to the air or hydraulic inlet as noted under Disconnect the Lower Place the lower 102 on the tie rods 106 TI8363a Fic 4 Reconnect the Lower 311826B IN Torque to 68 81 Nem 50 60 ft lb N Torque to 81 89 Nem 60 66 ft lb A Torque to 196 210 Nem 145 155 ft lb Repair Screw the nuts 107 onto the tie rods 106 and torgue as noted in FiG 4 Screw the coupling nut 103 onto the connecting rod adapter 105 loosely Hold the connecting rod adapter flats with a wrench to keep it from turning Use an adjustable wrench to tighten the coupling nut Torque as noted in FIG 4 Torque the packing nut PN to 135 169 Nem 100 125 ft lb Reconnect all hoses Reconnect the ground wire if it was disconnected Fill the wet cup PN 1 3 full of Graco Throat Seal Liquid or compatible solvent Turn on the air or hydraulic power supply On hydraulic pumps open the hydraulic return line valve first then the supply line valve Run the pump slowly to ensure that it operates properly Tl8365a 17 Parts
22. ef Procedure in this manual Disconnect power or air supply TOXIC FLUID OR FUMES HAZARD Toxic fluids or fumes can cause serious injury or death if splashed in the eyes or on skin inhaled or swallowed e Read MSDS s to know the specific hazards of the fluids you are using e Store hazardous fluid in approved containers and dispose of it according to applicable guidelines e Always wear impervious gloves when spraying or cleaning equipment PERSONAL PROTECTIVE EQUIPMENT You must wear appropriate protective equipment when operating servicing or when in the operating area of the equipment to help protect you from serious injury including eye injury inhalation of toxic fumes burns and hearing loss This equipment includes but is not limited to e Protective eyewear e Clothing and respirator as recommended by the fluid and solvent manufacturer e Gloves e Hearing protection Installation Installation Grounding TAN The equipment must be grounded Grounding reduces the risk of static and electric shock by providing an escape wire for the electrical current due to static build up or in the event of a short circuit Pump Use the ground screw GS and lockwasher on the motor to attach a 244524 ground wire Y Tighten the screw securely Connect the other end of the ground wire to a true earth ground TI8250a Air and fluid hoses use only electrically conductive hoses Air compressor or h
23. er e Pressure and temperature compensated flow control valve G prevents the motor from running too fast and possibly damaging itself e Pressure reducing valve H with a drain line E runs directly to the hydraulic return line D e Accumulator J reduces the hammering effect caused by the motor reversing direction e Return line shutoff valve V isolates the pump for service e Be sure your hydraulic power supply is equipped with a suction filter to the hydraulic pump and a sys tem return line filter W of 10 micron size e Connect a 6 mm 1 4 in ID drain line K to the barbed fitting on the drip pan and place the free end in a container to collect the drainage Fluid Line Accessories Install the following accessories in the order shown in FiG 1 and FiG 2 using adapters as necessary e Fluid drain valve M required in your system to relieve fluid pressure in the hose and gun e Fluid filter L with a 60 mesh 250 micron stain less steel element to filter particles from the fluid as it leaves the pump e Gun or valve S to dispense fluid e Fluid line swivel R for easier gun movement e Suction kit T enables the pump to draw fluid from a container Installation a E D H as ie i gli qu TI8433a FiG 1 Typical Installation Air Powered Pumps Key A Pump N Electrically Conductive Fluid Supply Hose B Wall Bracket P Fluid Whip
24. l and hold the trigger open 4 Start the pump a Forair powered pumps slowly open the air reg ulator until the pump starts b For hydraulic powered pumps open the return line shutoff valve V first then slowly open the supply line shutoff valve U 311826B 5 Cycle the pump slowly until all air is pushed out and the pump and hoses are fully primed Release the gun trigger and lock the trigger safety latch The pump should stall against pressure when the trigger is released Do not use your hand or fingers to cover the bleed hole on the underside of the bleeder valve body AA when priming the pump Use a wrench to open and close the bleeder plug AB Keep your hands away from the bleed hole 6 re If the pump fails to prime properly open the bleeder valve plug AB slightly Use the bleed hole as a priming valve until the fluid appears at the hole See FiG 3 Close the plug AB When changing fluid containers with the hose and gun already primed open the bleeder valve plug AB to assist in priming the pump and venting air before it enters the hose Close the bleeder valve when all air has been eliminated With the pump and lines primed and with adequate air or hydraulic pressure and volume supplied the pump will start and stop as the gun is opened and closed In a circulating system the pump will speed up or slow down on demand until the air or hydrau lic supply is shut off Always use the
25. ng Holes Z P O d 101 6 mm 4 0 in 6 186 in d 50 8 mm 2 0 in Three 5 8 11 Three M16 x Tie Rod Holes 2 0 Tie Rod Holes 88 mm Four 11 mm 3 464 in 0 437 in TI8069A Mounting Holes 0653 311826B 23 Technical Data Technical Data Rial rrr See Models page 3 Maximum fluid working pressure See Models page 3 Maximum air hydraulic working pressure See Models page 3 Pump cycles per 3 8 liters 1 gal Dura Flo 1800 430 cc 9 0 Dura Flo 2400 580 cc 6 5 Fluid flow at 60 cpm Dura Flo 1800 430 cc 26 1 liters min 6 9 gpm Dura Flo 2400 580 cc 34 6 liters min 9 2 gpm Motor piston effective area See motor manual supplied Stroke lend ss Ps aot a BER senses wee Rem AE See motor manual supplied Lower Ceclve drea sad pi PERLE PRIX S Dura Flo 1800 430 cc 18 cm 2 79 in Dura Flo 2400 580 cc 24 cm 3 72 in Maximum pump operating temperature 65 5 C 150 F Motor fitting SIZES LL See motor manual supplied Fluid inlet size deu ER EER ESOS Eigenes SE 2 in npt f Fluid outlet SIZE 1 1 2 in npt m Sound PFESSUFE ivato Ae ea NXT air motors See manual 311238 supplied Viscount hydraulic motors 88 dB A at 1450 psi hydraulic pressure 25 cycles min tested in accordance with ISO 3744 Sound POWER 2 53 32 908 e Sei WEE edes i NXT air motors See manual 311238 supplied Viscount hydr
26. nual where applicable 7IN FIRE AND EXPLOSION HAZARD Flammable fumes such as solvent and paint fumes in work area can ignite or explode To help prevent fire and explosion e Use equipment only in well ventilated area e Eliminate all ignition sources such as pilot lights cigarettes portable electric lamps and plastic drop cloths potential static arc Keep work area free of debris including solvent rags and gasoline Do not plug or unplug power cords or turn power or light switches on or off when flammable fumes are present Ground all equipment in the work area See Grounding instructions Use only grounded hoses Hold gun firmly to side of grounded pail when triggering into pail If there is static sparking or you feel a shock stop operation immediately Do not use equipment until you identify and correct the problem Keep a working fire extinguisher in the work area SKIN INJECTION HAZARD High pressure fluid from gun hose leaks or ruptured components will pierce skin This may look like just a cut but it is a serious injury that can result in amputation Get immediate surgical treatment e Do not point gun at anyone or at any part of the body Do not put your hand over the spray tip Do not stop or deflect leaks with your hand body glove or rag Do not spray without tip guard and trigger guard installed Engage trigger lock when not spraying Follow Pressure Relief Procedure in this manual when you stop
27. olvent Dirty worn or damaged motor parts Clean or repair see separate motor manual Pump operates but output low on both Restricted line or inadequate air hydrau Clear increase air hydraulic supply strokes lic supply closed or clogged valves Check that valves are open Obstructed fluid hose or gun valve fluid Open clear use hose with larger ID hose ID is too small Pump operates but output low on Held open or worn piston valve or pack Clear valve replace packings upstroke ings Erratic or accelerated pump speed Exhausted fluid supply Refill and prime Fluid too heavy for pump priming Use bleeder valve page 13 use ram Held open or worn piston valve or pack Clear valve replace packings ings Held open or worn intake valve Clear valve service To determine if the fluid hose or gun is obstructed relieve the pressure page 12 Disconnect the fluid hose and place a container at the pump fluid outlet to catch any fluid Turn on the air hydraulic power just enough to start the pump If the pump starts the obstruction is in the fluid hose or gun 311826B 15 Repair Repair Required Tools Set of socket wrenches Set of adjustable wrenches 24 in adjustable wrench Torque wrench Thread lubricant Anti seize lubricant 222955 Loctite 2760 or equivalent Disconnect the Lower 1 Flush the pump if possible Stop the pump at the bottom of its stroke Relieve the
28. or a compati ble solvent then with mineral spirits Relieve the pres sure but leave the mineral spirits in the pump to protect the parts from corrosion Hydraulic Systems CAUTION Keep the hydraulic supply system absolutely clean at all times Blow out hydraulic lines with air and flush thoroughly with solvent before connecting to the hydraulic motor to avoid introducing harmful contami nants into the motor Plug the hydraulic lines immedi ately when they are disconnected Do not exceed 54 C 130 F hydraulic oil tempera ture Carefully follow the manufacturer s recommendations on reservoir and filter cleaning and periodic changes of hydraulic fluid Use only Graco approved hydraulic oil Order Part No 169236 5 gal 19 liter or 207428 1 gal 3 8 liter Do not substitute a lower grade oil or one with a lower flash point 311826B Troubleshooting Troubleshooting 1 Relieve the pressure page 12 JW 2 Check all possible causes and problems before dis assembling the pump Problem Case Solution Pump fails to operate Restricted line or inadequate air hydrau Clear increase air hydraulic supply lic supply closed or clogged valves Check that valves are open Obstructed fluid hose or gun valve fluid Open clear use hose with larger ID hose ID is too small Fluid dried on displacement rod Clean always stop pump at bottom of stroke keep wet cup 1 3 filled with com patible s
29. ydraulic power supply follow manufacturers recommendations Spray gun ground through connection to a properly grounded fluid hose and pump Fluid supply container follow local code Object being sprayed follow local code Solvent pails used when flushing follow local code Use only conductive metal pails placed on a grounded surface Do not place the pail on a nonconductive sur face such as paper or cardboard which interrupts grounding continuity To maintain grounding continuity when flushing or relieving pressure hold metal part of the spray gun firmly to the side of a grounded metal pail then trigger the gun Flush Before Using Equipment The equipment was tested with lightweight oil which is left in the fluid passages to protect parts To avoid con taminating your fluid with oil flush the equipment with a compatible solvent before using the equipment See Flushing page 14 Mounting Accessories See Dimensions page 22 and Mounting Hole Lay outs page 23 FIG 1 shows an air powered system and FIG 2 shows a hydraulic powered system Hoses See FIG 1 and FiG 2 Be sure all hoses are properly sized and pressure rated for your system Use only electrically conductive hoses Fluid hoses must have spring guards on both ends Use a whip hose P and a swivel R between the main fluid hose N and the gun valve S to allow freer gun valve movement 311826B Air Line Accessories ALS
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