Graco 307159K User's Manual
Contents
1. Comply with all applicable local state and national fire electrical and safety regulations 2 307 159 A WARNING INJECTION HAZARD Spray from the gun valve leaks or ruptured components can inject fluid into your body and cause ex tremely 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 spray tip valve 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 valve when spraying dispensing Be sure the gun valve trigger safety operates before spraying dispensing Lock the gun valve trigger safety when you stop spraying dispensing Follow the Pressure Relief Procedure on page 8 if the spray tip clogs and before cleaning checking or servicing the equipment Tighten all fluid connections before operating the equipment Check the hoses tubes and couplings daily Replace worn damaged or loose parts immediately Permanently coupled hoses cannot be repaired replace the entire hose MOVING PARTS HAZARD st Moving parts can pinch or amputate your fingers e Keep clear of all moving parts wh2. line valve S first then shut off the return line valve E Never exceed 1500 psi 100 bar 10 MPa or 3 3 gpm 12 5 liter min hydraulic input to the motor Never exceed 4500 psi 310 bar 3 1 MPa maxi Pump Operation mum pump outlet pressure To operate the pump turn on the hydraulic power A CAUTION supply Open the return line shutoff valve first then ae slowly open the hydraulic supply shutoff valve Use the Do not allow the hydraulic oil temperature to exceed 130 F 54 C The pump seals will wear faster and lowest possible pressure to obtain the desired results Higher pressures will increase tip wear and pump leakage may occur if the pump is operated at higher oil temperatures wear 307 159 9 Maintenance A WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure always follow the Pressure Relief Procedure on page 8 Keep the wet cup P 1 3 filled with Graco Throat Seal Liquid TSL Check the tightness of the packing nut weekly Before adjusting relieve the pressure The packing nut should be tight enough to stop leakage but no tighter Overtightening will compress and damage the pack ings and result in pump leaking Place a pin in one of the holes of the packing nut to adjust it Carefully monitor the fluid supply If the pump empties the supply container air will be drawn into the pump causing it to run too fast and to be damaged If the pump runs
3. possibility of serious injury or death if you do not follow the instructions Caution Symbol CAUTION This symbol alerts you to the possibility of damage to or destruction of equipment if you do not follow the instructions WARNING EQUIPMENT MISUSE HAZARD Equipment misuse can cause the equipment to rupture or malfunction and result in serious injury 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 this equipment 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 pull on hoses to move 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 move or lift pressurized equipment
4. too fast shut it off immediately Fill the supply container and prime the pump and hoses to remove all air or flush the pump and hoses with a compatible solvent and leave it filled with an oil base solvent or mineral spirits 10 307 159 Always flush the pump before the fluid can dry in it Always stop the pump at the bottom of its stroke to prevent the fluid from drying on the displacement rod Corrosion Protection for Carbon Steel A WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure always follow the Pressure Relief Procedure on page 8 A CAUTION Water or even moist air can cause your pump to corrode To help prevent corrosion never leave the pump filled with water or air After normal flushing flush the pump again with mineral spirits or oil based solvent relieve the pressure and leave the mineral spirits in the pump To reduce the risk of serious injury whenever you are instructed to relieve pressure always follow the Pressure Relief Procedure on page 8 Troubleshooting A WARNING Before servicing this equipment always make sure to relieve the pressure NOTE Check all possible problems and solutions before disassembling the pump Problem Cause Solution Pump operates but output low on both strokes Restricted lines or inadequate hy draulic supply Clear lines increase hydraulic supply Open flow control Insufficient hydraulic press
5. 2 Flushing Flush the pump before using it for the first time to remove the light oil which was left in after factory testing to protect the pump from corrosion Be sure the solvent used is compatible with the fluid to be sprayed and the pump wetted parts shown see manual 307 728 Flush until clean solvent comes from the gun or in a circulating system flush long enough to clean the entire system A WARNING Be sure the entire system and flushing pails are properly grounded before flushing Always use the lowest possible fluid pressure and maintain firm metal to metal contact between the gun and pail to reduce the risk of static sparking and splashing See page 5 Operation In a direct supply system the pump will start when the A WARN l NG gun or valve is opened and stall when it is closed In a circulating system the pump will operate continuously COMPONENT RUPTURE HAZARD until the hydraulic power supply is turned off To reduce the risk of overpressurizing A WARNING UH ME your system which could cause compo nent rupture and serious injury never exceed the specified Maximum Incoming Air Pres sure to the pump see the Technical Data on To reduce the risk of overpressurizing the pump page 15 which can cause a rupture fire or explosion and result in serious injury including fluid injection always follow these precautions To prevent overpressurizing the hydraulic motor or its seals always shut off the supply
6. INSTRUCTIONS PARTS LIST gt 307 159 Rev K This manual contains important GRACO warnings and information Supersedes Rev J READ AND KEEP FOR REFERENCE INSTRUCTIONS Viscount II 4500 Pump 1500 psi 100 bar 10 MPa Maximum Hydraulic Input Pressure 4500 psi 310 bar 31 MPa Maximum Working Pressure Model 221 066 Series B With Severe Duty Displacement Pump and Quiet Hydraulic Motor Severe Duty displacement pumps have an abrasion and corrosion resistant displacement rod and cylinder Refer to the Technical Data section of the separate pump manual for Wetted Parts information 06638 GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 COPYRIGHT 1975 GRACO INC Graco Inc is registered to I S EN ISO 9001 Table of Contents WalrNINGS 3 2 5 54 einen Nees a geen a gota eh eae 2 Installation 23 4 doses 65 edie a cone eeene aes 5 OperatlONn er weed weva EAEN E pe AG ake oe 8 Maintenance 0 ccc eee eens 10 Troubleshooting 0 0 cee eee 11 SONICS cots Paaucde calcd agin d ay whe owe K yest w wees 12 PANS Yk iciaive Pete ea ona nate oan A ti 13 DIMENSIONS 0 eee ees 14 Mounting holeS eperen teban Era 14 Performance Charts 0 0 00 cece e eee 15 Technical Data nreo e e e ascends erate eek 15 Walranty E T E T EENE EEE 16 Graco Phone Number 00000 cece eee 16 Symbols Warning Symbol A WARNING This symbol alerts you to the
7. R 06595 POLYETHYLENE TUBE 054 106 0 25 in 6 4 mm ID 0 375 in 9 5 mm OD Connect to barbed hose fitting on hydraulic motor drip pan Order desired length Technical Data Maximum hydraulic input pressure 0 aaaea 1500 psi 100 bar 10 0 MPa Maximum pump output pressure 2 keene ete ens 4500 psi 310 bar 31 0 MPa Maximum recommended pump speed eee eee ees 50 cycles per minute 3 3 gpm 12 5 liter min Hydraulic fluid CONSUMPTION 0 tenet teen 0 2 gal 0 76 liter per cycle Wetted pats 0cc Attias tie TEET tine Se ate del asia teas ena ee ee See manual 307 728 Viton is a registered trademark of the Loctite Corporation Pump Performance Charts Pump Pressure Developed Pump Output Hydraulic Pump Outlet Pump Hydraulic Pump Input Pressure Pressure Speed Fluid Required Output 100 psi 7 bar 7 MPa 300 psi 21 bar 2 1 MPa Cycles min gpm liter min gpm liter min 200 psi 14 bar 1 4 MPa 600 psi 41 bar 4 1 MPa 5 to 38 o3 7 1 300 psi 21 bar 2 1 MPa 900 psi 62 bar 6 2 MPa 10 2 0 7 6 0 66 25 15 3 0 11 4 0 99 3 7 400 psi 28 bar 2 8 MPa 1200 psi 83 bar 8 3 MPa 500 psi 34 bar 3 4 MPa 1500psi 104 bar 10 4 MPa 20 4 0 15 1 1 32 5 0 600 psi 41 bar 4 1 MPa 1800 psi 124 bar 12 4 MPa 25 5 0 18 9 1 65 6 3 30 6 0 22 7 1 98 7 5 700 psi 48 bar 4 8 MPa 2100psi 145 bar 14 5 MPa 800 psi 55 bar 5 5 MPa 2400 psi 166 bar 16 6 MP
8. a 35 7 0 26 5 2 31 8 7 900 psi 62 bar 6 2 MPa 2700 psi 187 bar 18 7 MPa 40 8 0 30 3 2 65 10 0 45 9 0 34 1 2 97 11 2 1000 psi 69 bar 6 9 MPa 3000 psi 208 bar 20 8 MPa 1100 psi 76 bar 7 6 MPa 3300 psi 229 bar 22 9 MPa 50 10 0 37 8 3 30 12 5 1200 psi 83 bar 8 3 MPa 3600 psi 250 bar 25 0 MPa 1300 psi 90 bar 9 0 MPa 3900 psi 271 bar 27 1 MPa 1400 psi 97 bar 9 7 MPa 4200 psi 292 bar 29 2 MPa 1500 psi 104 bar 10 4 MPa 4500 psi 313 bar 31 3 MPa Manual Change Summary The following changes have been added to this manual since the last revision e The entire manual was updated electronically 307 159 15 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 maintenanc
9. amaging itself e A pressure reducing valve H with a drain line K running directly to the hydraulic return line D e An accumulator J to reduce the hammering effect caused by the motor reversing direction e A shutoff valve E isolates the pump for service A CAUTION Do not exceed 10 gpm 37 8 liter minute volume to avoid pump stalling Operating Temperature Keep the hydraulic oil temperature below 130 F 54 C for maximum pump performance Drip Pan The hydraulic motor is equipped with a drip pan to collect any leakage that might occur Connect a 1 4 in ID drain hose Q to the barbed hose fitting on the drip pan Drain Valve Install a high pressure fluid drain valve B near the pump outlet to relieve fluid pressure in the displace ment pump and hose during shutdown See Fig 2 A WARNING The fluid drain valve B is required in your system to help reduce the risk of serious injury including fluid injection and splashing in the eyes or on the skin if you are adjusting or repairing any part of the system Triggering the gun to relieve pressure may not be sufficient Fluid Lines Connect a grounded fluid supply line to the 1 in npt fluid outlet on the displacement pump Attach a suction nose to the 1 1 2 in npt pump fluid intake 307 159 7 Operation Pressure Relief Procedure A WARNING INJECTION HAZARD Fluid under high pressure can be in jected through the skin and ca
10. e 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 sup 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 conse
11. en starting or operating the pump e Before checking or servicing the equipment follow the Pressure Relief Procedure on page 8 to prevent the equipment from starting unexpectedly 307 159 3 WARNING FIRE AND EXPLOSION HAZARD Improper grounding poor ventilation open flames or sparks can cause a hazardous condition and re sult 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 feel an electric shock while using this equipment stop spray ing dispensing 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 dispensed 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 not turn on or off any light switch in the spray dispense area while spraying dispensing or while operating 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 swall
12. ig 1 Loosen the grounding lug locknut W and washer X Insert one end of a 12 ga 1 5 mm2 minimum ground wire Y into the slot in lug Z and tighten the locknut securely Connect the other end of the wire to a true earth ground Order part number 222 011 Grounding Clamp and Wire 2 Fluid and hydraulic hoses use only grounded hoses with a maximum of 500 ft 150 m combined hose length to ensure grounding continuity 3 Hydraulic Power Supply according to manufactur Fig 1 tae 06431 er s recommendations i 307 159 5 Installation O Key Fluid Hose to Gun Fluid Drain Valve Suction Hose Hydraulic Return Line Hydraulic Return Line Shutoff Valve Pressure Gauge Flow Control Valve Pressure Reducing Valve Accumulator cron moo0ouwvp Fig 2 Mount the pump to suit the type of installation planned Pump dimensions and mounting hole layout are shown on page 14 CAUTION It is very important to keep the hydraulic supply system clean at all times Be sure tha
13. n Relieve the pressure and then disconnect the fluid line If the pump starts when the hydraulic power is re stored line etc is clogged Always stop the pump at the bottom of its stroke and keep the packing nut wet cup 1 3 full of TSL to help prevent displacement rod seizure 307 159 11 Service Disconnecting the Hydraulic Motor A WARNING To reduce the risk of serious injury whenever you are instructed to relieve pressure always follow the Pressure Relief Procedure on page 8 Relieve the pressure Close the hydraulic supply line shutoff valve first and then the return line shutoff valve Disconnect the hydraulic supply return and drain lines from the motor Remove the cotter pin 1 and unscrew the connecting rod coupling nut 7 See the Parts Drawing on page 13 12 307 159 Remove the tie rod lock nuts 3 then unscrew the tie rods 6 from the hydraulic motor base See the parts drawing on page 13 See separate instruction manual 307 158 for hydraulic motor service instructions and 307 728 for the dis placement pump When reconnecting the motor to the displacement pump be sure the pump outlet is 90 counterclockwise looking at the top of the motor from the motor inlet and outlet Refer to the illustration on the front cover Use locking compound and tighten the tie rods 6 securely into the hydraulic motor base torquing the 40 50 ft lb 54 68 Nem Torque the tie rod locknut
14. owed 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 4 307 159 Installation General Information 4 Spray gun ground through connection to a prop erly grounded fluid hose and sprayer NOTE Reference numbers and letters in parentheses in the text refer to the callouts in the figures and the 5 l Object being sprayed follow your local code parts drawing NOTE Always use Genuine Graco Parts and Acces 6 Fluid supply container follow your local code sories available from your Graco distributor y 7 Solvent pails used when flushing follow your local code Use only metal pails which are conductive rounain Grounding placed on a grounded surface Do not place the pail on a nonconductive surface such as paper or A WARNING cardboard which interrupts the grounding continu ity FIRE AND EXPLOSION HAZARD Before operating the pump ground the 8 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 system as explained below Also read the section FIRE OR EXPLOSION HAZ ARD on page 4 1 Pump use a ground wire and clamp as shown in F
15. quential 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 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 con
16. s 3 to 40 50 ft lb 54 68 Nem A Torque to 40 50 ft lb 54 68 Nem 06637 Parts Ref No Part No Description 100 103 PIN cotter 0 125 3 18 mm x 1 50 38 1 mm steel 101 712 NUT lock 5 8 11 101 936 NUT hex jam 3 4 10 158 674 O RING nitrile rubber 167 911 ROD tie 168 210 NUT coupling 168 211 COUPLING connecting rod 168 212 ROD connecting 1 217 527 DISPLACEMENT PUMP See manual 307 728 for parts 34 221 168 HYDRAULIC MOTOR See manual 307 158 for parts 35 158 586 BUSHING pipe 36 203 916 CHECK VALVE ASSEMBLY Includes items 37 42 37 203 921 SEAT 38 101 454 BALL steel 5 8 dia 39 151 220 SPRING compression 40 160 494 HOUSING 41 160 516 O RING Viton 42 162 289 PLUG OANDOAARW Recommended Tool Box spare parts Keep these spare parts on hand to reduce down time Viton is a registered trademark of the DuPont Company 307 159 Qty rE 4 wp 13 Dimensions 1 npt f Outlet 3 4 npt f Inlet 45 8 1163 mm 1 npt f we Pl 20 9 531 mm 1 1 2 npt f 06638 Accessories HYDRAULIC FLUID Graco Approved 207 428 1 gallon 3 8 liter 169 236 5 gallons 19 liters 14 307 159 Mounting Hole Layout Gasket 161 806 4 102 mm Four 437 11 1 mm holes on 10 5 267 mm bolt circle 9 75 eal J 247 7 mm T4 o 1 38 34 9 mm
17. t all hydraulic fluid lines are absolutely clean Blow out the lines with air and flush thoroughly with solvent before connecting to the hydraulic motor to avoid introduc ing harmful contaminants into the motor 6 307 159 K Drain Line from pressure reducing valve L Hydraulic Supply Line M Hydraulic Power Supply N Ground Wire P Wet Cup Q Drain Line from motor drip pan R Check Valve S Hydraulic Supply Line Shutoff Valve T Return Line Filter Filters Be sure that your hydraulic power supply is equipped with a suction filter to the hydraulic pump and a system return line filter of 10 micron size Carefully follow the manufacturer s recommendations on reservoir and filter cleaning and periodic changes of hydraulic fluid Use only Graco approved hydraulic oil Installation Hydraulic Lines The motor has a 3 4 npt f hydraulic oil supply fitting and a 1 npt f hydraulic oil return fitting Usa a mini mum 1 2 in ID hydraulic supply line and a minimum 7 8 in ID return line On the hydraulic supply side C install the following accessories shown in Fig 2 using adapters as neces sary e A shutoff valve E isolates the pump for service e A fluid pressure gauge F to monitor hydraulic oil pressure to the motor and to avoid overpressurizing the motor or displacement pump and a pressure and temperature compensated flow control valve G to prevent the motor from running too fast and possibly d
18. tact your Graco distributor or call this number to identify the distributor closest to you 1 800 367 4023 Toll Free All written and visual information 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 Canada England Korea Switzerland France Germany Hong Kong Japan GRACO INC P O BOX 1441 MINNEAPOLIS MN 55440 1441 PRINTED IN U S A 307 159 May 1975 Revised August 1996 16 307 159
19. ure Closed or clogged valves etc Open clean Exhausted fluid supply Refill amp reprime or flush Clogged fluid line valves etc Packing nut too tight Loosen Loose packing nut or worn packings Tighten replace See manual 307 728 Pump operates but output low on down stroke Held open or worn intake valve Clear service See manual 307 728 Clear Pump operates but output low on up stroke Held open or worn piston or packings Clear service See manual 307 728 Erratic pump operation Exhausted fluid supply Refill and reprime or flush Held open or worn intake valve or piston packings Clear service See manual 307 728 Excessive hydraulic fluid supply vol ume Lower Pump fails to operate Restricted lines or inadequate hy draulic supply Clear increase Insufficient hydraulic pressure closed or clogged valves etc Open clean Exhausted fluid supply Refill and reprime or flush Clogged fluid line valves etc Clear Damaged hydraulic motor Service See manual 307 158 Dried fluid seizure of displacement rod kkk Service Stop the pump immediately if it is running too fast check the fluid supply If empty refill and reprime the pump being sure to eliminate all air from the system or flush the pump and store it with an oil based solvent such as mineral spirits to prevent corrosio
20. use seri ous injury To reduce the risk of an injury from injection splashing fluid or moving parts fol low 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 or dispensing valve trigger safety latch and any other equipment safety latches 2 Shut off the power supply to the hydraulic motor 3 Unlock the gun valve trigger safety and trigger the gun into a grounded metal waste container holding a metal part of the gun firmly to the side of the container until pressure is relieved 4 Lock the trigger safety 5 Open all system drain valves having a container ready to catch the drainage 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 8 307 159 Hydraulic Fluid Check the hydraulic fluid level and add fluid as neces sary to the fill lines before each use Wet Cup If the pump is not immersed fill the displacement pump wet cup P 1 3 full of Graco Throat Seal Liquid TSL or compatible solvent to prevent fluid from drying on the displacement rod and damaging the pump packings See Fig
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