GR29 User Manual 2-2015 V8
Contents
1. gt gt gt Er El JYNSSIYd HYDRAULIC CIRCUIT PRESSURE PRESSURE g l 0052 unay 794 0 8 001 92 9L EL g l 0052 eunsseJg vIe 97 0052 vIe 8 dn 92 0 dn 09 67 9L EL 821 0052 9 8 9 LISP IVS Aq 195 se 0052 une voz i Jo 09 0 002 001 6r9 L 0L SLL 0052 ainssald 6L vIe Bunes W JS S oineJp u SZL 0062 Winey 6L VIE ae ne rn jenbe eunsseJd m 0052 eunsseig 9i gis pojeJ e 15291 oineJp u SLL 0052 9 8 9 GL 0 dn 090 dn e se 61 01 jeujo Aue 10 pesn eq jou SIL 0052 unes 6l ve pue joo sjoop Inep 06 0 00 001 07 6 FOLS H ejuejs uo peseq joo GLL 0052 ainssald QL 8 6 JR oi neJp U 10 pesn2. X 8 SAE O ring 5 EDEEMERATM 2 3 8 in NPT Adapters jeje e MEE Integral SOUND POWER AND VIBRATION DECLARATION Test conducted on GR29310 S N 1989 operated at standard 10 gpm input Measured A weighted sound power level Lwa ref 1pW in decibels Measured A weighted sound pressure level Lpa ref 20 uPa at operator s position in decibels Values determined according to noise test code given in using the basic standard ISO 3744 NOTE The sum ofa measured noise emission value and its associated uncertainty represents an upper boundary of the range of values which is likely to occur in measurements Declared vibration emission value in accordance with EN 12096 Measured vibration emission value a Throttle Handle 1 0 m sec Uncertainty K Throttle Handle 0 15 m sec Measured vibration emission value a Support Handle 2 1 m sec Uncertainty K Support Handle 0 20 m sec Values determined according to ISO 8662 1 ISO 8662 4 ISO 5349 1 ACCESSORIES Description Part Number Grinding Wheel for Metal 9 in Diameter 5 8 in 11 THD 02587 Grinding Wheel for Masonry 9 in Diameter x 5 8 in 11 THD 02588 Grinding Wheel 7 578 inr TAD Arbor peto o etti eh ee ape ere ten 03691 Depressed Center Wheel
3. 05194 STAN LEY GR29 User Manual lt 15 ITEMS 8 9 AND 10 13 INCLUDED WITH GR2930101 ONLY N ITEM 64 INCLUDED WITH GR29310 ONLY 16 GR29 User Manual STAN LEY m 79 QTY DESCRIPTION b QTY DESCRIPTION N CIRCUIT TYPE C DECAL CE ONLY WASHER LOCKWASHER NAME TAG DEAD HANDLE BRACKET BACK UP RING WELDMENT O RING TRIGGER GUARD REVERSING SPOOL HUB NUT INCLUDED WITH GR2930101 ONLY VALVE SETSCREW INCLUDED WITH 682930101 ONLY DRIVE FLANGE INCLUDED WITH GR2930101 ONLY CAPSCREW HAFT SEAL TRIGGER ADAPTER gt S BEARING CARRIER S GREASE FITTING C N A ojo gt ajo ojo c NM 00936 N mE 9 gt o PRING APSCREW POOL ON OFF EADED PUSH PIN HANDLE O RING SPOOL CAP INFORMATION PLAQUE COMPOSITE SAFETY DECAL O RING R CE ONLY OD WIPER CIRCUIT TYPE E DECAL CE ONLY IDLER GEAR ASSY WHEEL GUARD WHEEL GUARD GR29310 ONLY FEMALE COUPLER MALE COUPLER COUPLER SET LAMP SCREW JAM NUT INCLUDED WITH GR29310 OLL PIN THUMB PLATE STUD ONLY RETAINING RING SEAL KIT WHEEL NUT SPANNER WRENCH BALL BEARING ETAINING RING O SPINDLE SHAFT WOODRUFF KEY BACK UP WASHER gt A O wo e
4. I AR env ojo o o olo e JININ R E T E N OQ 2 2 STAN LEY GR29 User Manual lt 17 UNDERWATER MODELS ONLY CAUTION Operation Overview DO NOT USE HYDRAULIC TOOLS UNDER WATER THAT ARE NOT DESIGNATED AS AN UNDERWATER MODEL OR THIS WILL RESULT IN DAMAGE TO THE TOOL Tools Breakers Tools Grinders Hammer Drills and Saws Chain Saws Chipping Hammers Max Depth 1000 Max Depth 500 Reference hose limitations due to sizing guide below accumulator PSI For underwater hydraulic tools the applications are max increase 40 broken down into four quadrants depending on PSI for every 100 type of tool and method of operation Tools Breakers Tools Grinders Hammer Drills and Saws Chain Saws Chipping Hammers The types of tools are percussive and rotational each with different characteristics allowing for dif ferent depth operation With percussive tools the nitrogen accumulator PSI must counter the in crease in ambient pressure found at lower depths Since there is a maximum PSI for percussive tools they are limited to certain depths Rotational tools do not have accumulators and thus capable of deeper depths Max Depth 1000 Max Depth 500 Reference hose limitation
5. ed eee race 13 TROUBLESHOOTING eis eor cero etie eee eanet 14 ACCESSORIES es 15 SPECIFICATIONS UU RET 15 GR29 PARTS IEEUSTRATIGON atten cete eite rtt enhn ct ment ea eee dE AF E de a 16 GR29 PARTS LIS 17 UNDERWATER TOOLS DEPTH GUIDELINE muren tt t artnet mr tera 18 To fill out Product Warranty Validation form and for information on your warranty visit Stanleyhydraulics com and select the Company tab Warranty NOTE The warranty Validation record must be submitted to validate the warranty SERVICING This manual contains safety operation and routine maintenance instructions Servicing of hydraulic tools other than routine maintenance must be performed by an authorized and certified dealer Please read the following warning SERIOUS INJURY OR DEATH COULD RESULT FROM THE IMPROPER REPAIR OR SERVICE OF THIS TOOL REPAIRS AND OR SERVICE TO THIS TOOL MUST ONLY BE DONE BY AN AUTHORIZED AND CERTIFIED DEALER For the nearest authorized and certified dealer call Stanley Hydraulic Tools at the number listed on the back of this manual and ask for a Customer Service Representative STAN LEY GR29 User Manual lt 3 Safety symbols and signal words as shown below are used to emphasize all operator maintenance and re
6. SI yeyo siu g l 0052 ujog QL 8 6 06 6 001 18 07 6 GOL S 4 97 0052 ujog I e GL dn OG 0j dn 07 6 01 4 ee PE eee ere E e eunssaeJd oeq 97 0052 ujog I e 0 6 001 92 62 91 9 ainssaid uunjoJ daay suon SLL 0052 ujog OL 9 92 0 dn Gz 0 dn cSL 9 v 95941 ejnuiu Jed S19 SYOLONGNOD T1VOIN123 T3 YVAN ISN LON OQ 10 preJg M wid6 aynuiw uo peseq syjBua SSL 0922 OL 9 dn 0 dn ve SL 6 SSOY SNOMEA JO 2504 syonJj 3exong Ain 104 plesg SMOUS 1uBu y 0 yeu 941 avg ISd uinjoy sseid WIN HONI SYILIN 1333 eunssaJg aSN episu SyjBua esoH MO 5 0 00 GR29 User Manual 4 9 STANLEY EHTMA REQUIREMENTS HTMA HYDRAULIC SYSTEM REQUIREMENTS Flow Range Nominal Operating Pressure at the power supply outlet System relief valve setting at the power supply outlet Maximum back pressure at tool end of the return hose Measured at a max fluid viscosity of at min operating temperature Temperature Sufficient heat rejection capacity to limit max fluid temperature to a
7. OFF position when coupling or uncoupling hydrau lic tools Failure to do so may result in damage to the quick couplers and cause overheating of the hy draulic system Always store the tool in a clean dry space safe from damage or pilferage Make sure the circuit PRESSURE hose with male quick disconnect is connected to the IN port The circuit RETURN hose with female quick disconnect is connected to the opposite port Do not reverse cir cuit flow This can cause damage to internal seals Always replace hoses couplings and other parts with replacement parts recommended by Stanley Hydraulic Tools Supply hoses must have a mini mum working pressure rating of 2500 psi 172 bar STANLEY Do not exceed the rated flow see Specifications page in this manual for correct flow rate and model number Rapid failure of the internal seals may re sult Always keep critical tool markings such as warning stickers and tags legible Tool repair should be performed by experienced personnel only Make certain that the recommended relief valves are installed in the pressure side of the system Do not use the tool for applications for which it was not intended GR29 User Manual lt 13 If symptoms of poor performance develop the following chart can be used as a guide to correct the problem When diagnosing faults in operation of the grinder always make sure the hydraulic power source is supplying the correct hydraulic fl
8. 3 Check that the hydraulic circuit matches the tool for open center OC or closed center CC operation CHECK THE TOOL 1 Make sure all tool accessories are correctly stalled Failure to install tool properly can result in damage to the tool or personal injury There should be no signs of leaks The tool should be clean with all fittings and fasten ers tight CHECK TRIGGER MECHANISM 1 Check that the trigger operates smoothly and is free to travel between the and OFF positions 2 Check that the trigger is set to disengage the grinder when released CHECK HANDLE Check that the cross handle is securely screwed into the handle bracket Remove any oil from the handle CHECK AND ADJUST WHEEL GUARD 1 Inspect the wheel guard for cracks and other struc tural damage 2 If necessary adjust the position of the wheel guard by loosening the two capscrews on the guard clamp Make sure the capscrews are tightened securely af ter adjustment INSTALLING AND REMOVING GRINDING WHEEL 1 Remove and set aside the jam nut from the output shaft Position the grinding wheel over the shaft 3 Screw the jam nut down onto the spindle shaft Tighten the nut securely by using two open end wrenches one wrench on the flats of the spindle shaft the other wrench on the jam nut 4 Remove the grinding wheel by loosening the jam nut as in Step 3 STANLEY IMPORTANT Never over tighten the grinding whee
9. free of fluid at all times Always inspect wheels for possible damage before installation Never transport or store the tool with the wheel mounted on the grinder Never cock jam or wedge the wheel during opera tion Never cause sparks in the vicinity of flammable ma terials Do not operate the tool with the wheel guard re moved Do not start grinding until you have a clear work area and secure footing Do not allow other persons near the tool when start ing or cutting Never operate the tool when you are tired or fa tigued 6 GR29 User Manual Do not use a wheel that is cracked or otherwise damaged Always use wheels that conform to the specifica tions given in the Operation section of this manual Do not reverse wheel rotation direction by changing fluid flow direction Always support and secure items being worked on Caution when handling the work piece after grind ing object can be hot and have sharp edges use your personal protection equipment Keep your work area clean and clear of tripping haz ards oily surfaces and hoses laying about can be hazardous Make sure adequate lighting is always available Never operate the tool if you cannot be sure that underground utilities are not present Underground electrical utilities present an electrocution hazard Underground gas utilities present an explosion haz ard Other underground utilities may present other hazards Do not operate this
10. tool in a potentially explosive en vironment Do not grind on vessels containing com bustible substances Any use of this tool outside those stated in this man ual are forbidden STANLEY WHEEL SIZE 230 RPM 3255 5 578 7 55 175 BAR ESOC PSI FLOW 15745 4 21 28811 Information Plaque 28322 WARNING Grinding Wheel and Jam nut must be tightened with a wrench before use 10396 Warning Decal CAUTION PROTECT YOUR EYES WEAR SAFETY GOGGLES Do not use damaged wheels use full throttle only while grinding Use only reinforced resinoid wheels rated for 6500 RPM minimum 9 inch diameter by inch thick maximum Inspect wheel guard for signs of damage after any wheel failure DANGER Go oG 28409 Composite Decal 40 LPM 138 BAR EHTMA CATEGORY 12535 Circuit Type E Decal A 20 Ipm 138 bar EHTMA CATEGORY 11206 Circuit Type C Decal DANGER 08688 Safety Decal CAUTION 4 12 GPM 15 45 LPM DO NOT EXCEED 2000 PSI 140 BAR DO NOT EXCEED SPECIFIED FLOW OR PRESSURE USE CLOSED CENTER TOOL ON CLOSED CENTER SYSTEM USE OPEN CENTER TOOL ON OPEN CENTER SYSTEM CORRECTLY CONNECT HOSES TO TOOL IN AND OUT PORTS IMPROPER HANDLING USE OR OTHER MAINTENANCE OF TOOL COULD RESULT IN A LEAK BURST OR OTHER TOOL FAILURE CONTACT AT ALEAK OR BURST CAN CAUSE OIL INJECTION INTO THE BO
11. DY FAILURE TO OBSERVE THESE PRECAUTIONS CAN RESULT IN SERIOUS PERSONAL INJURY 03788 GPM Decal The safety tag p n 15875 at right is attached to the tool when shipped from the factory Read and understand the safety instructions listed on this tag before removal We suggest you retain this tag and attach it to the tool when not in use STANLEY 1 FAILURE TO USE HYDRAULIC HOSE LABELED AND CERTI FIED AS NON CONDUCTIVE WHEN USING HYDRAULIC TOOLS ON OR NEAR ELECTRICAL LINES MAY RESULT IN DEATH OR SERIOUS INJURY BEFORE USING HOSE LABELED AND CERTIFIED AS NON CONDUCTIVE ON OR NEAR ELECTRIC LINES BE SURE THE HOSE IS MAINTAINED AS NON CONDUCTIVE THE HOSE SHOULD BE REGULARLY TESTED FOR ELECTRIC CURRENT LEAKAGE IN ACCORDANCE WITH YOUR SAFETY DEPART MENT INSTRUCTIONS AHYDRAULIC LEAK OR BURST MAY CAUSE OIL INJECTION INTO THE BODY OR CAUSE OTHER SEVERE PERSONAL INJURY DO NOT EXCEED SPECIFIED FLOW AND PRESSURE FOR THIS TOOL EXCESS FLOW OR PRESSURE MAY CAUSE ALEAK OR BURST DO NOT EXCEED RATED WORKING PRESSURE OF HYDRAULIC HOSE USED WITH THIS TOOL EXCESS PRESSURE MAY CAUSE A LEAK OR BURST CHECK TOOL HOSE COUPLERS AND CONNECTORS DAILY FOR LEAKS DO NOT FEEL FOR LEAKS WITH YOUR HANDS CONTACT WITH A LEAK MAY RESULT IN SEVERE PERSONAL INJURY IMPORTANT READ OPERATION MANUAL AND SAFETY INSTRUCTIONS FOR THIS TOOL BEFORE USING IT USE ONLY PARTS AND REPAIR PROCEDURES APPROVED BY STANLEY AND DESC
12. E TAG SHOWN BELOW IS ATTACHED TO CONDUCTIVE HOSE DANGER DANGER DO NOT USE THIS HYDRAULIC HOSE OR NEAR ELECTRIC LINES THIS HOSE IS 5 CHECK ENTIRE HOSE FOR CUTS CRACKS LEAKS ABRASIONS BULGES OR DAMAGE TO NOT LABELED OR CERTIFIED AS NON CONDUCTIVE USING THIS HOSE ON OR NEAR COUPLINGS IF ANY OF THESE CONDITIONS EXIST REPLACE THE HOSE IMMEDIATELY ELECTRICAL LINES MAY RESULT IN DEATH OR SERIOUS INJURY NEVER USE TAPE OR ANY DEVICE TO ATTEMPT TO MEND THE HOSE FOR PROPER AND SAFE OPERATION MAKE SURE THAT YOU HAVE BEEN PROPERLY 6 AFTER EACH USE STORE IN A CLEAN DRY AREA TRAINED IN CORRECT PROCEDURES REQUIRED FOR WORK ON OR AROUND ELEC TRIC LINES DO NOT EXCEED HOSE WORKING PRESSURE OR ABUSE HOSE IMPROPER USE OR HAN DLING OF HOSE COULD RESULT IN BURST OR OTHER HOSE FAILURE KEEP HOSE AS FAR AWAY AS POSSIBLE FROM BODY AND DO NOT PERMIT DIRECT CONTACT DURING USE CONTACT AT THE BURST CAN CAUSE BODILY INJECTION AND SEVERE PERSONAL INJURY HANDLE AND ROUTE HOSE CAREFULLY TO AVOID KINKING CUTTING OR CONTACT WITH HIGH TEMPERATURE SURFACES DO NOT USE IF KINKED DO NOT USE HOSE TO PULL OR LIFT TOOLS POWER UNITS ETC DO NOT REMOVE THIS TAG Ovl SIHL SAOWSY LON OG SEE OTHER SIDE SEE OTHER SIDE uu SIDE 1 SIDE 2 Shown smaller than actual size 8 GR29 User Manual STAN LEY suonoeuuo esoH 210 17 4 lt lt lt ____ lt lt Tm
13. EY Tool operators and maintenance personnel must always comply with the safety precautions given in this manual and on the stickers and tags attached to the tool and hose These safety precautions are given for your safety Re view them carefully before operating the tool and before performing general maintenance or repairs Supervising personnel should develop additional pre cautions relating to the specific work area and local safety regulations If so place the added precautions in the space provided in this manual The GR29 Hydraulic Grinder will provide safe and de pendable service if operated in accordance with the in structions given in this manual Read and understand this manual and any stickers and tags attached to the tool and hoses before operation Failure to do so could result in personal injury or equipment damage Operator must start in a work area without bystand ers The operator must be familiar with all prohibited work areas such as excessive slopes and danger ous terrain conditions Establish a training program for all operators to en sure safe operation Do not operate this tool without first reading this manual Do not operate the tool unless thoroughly trained or under the supervision of an instructor e Always wear safety equipment such as goggles gloves safety shoes ear breathing and head pro tection at all times when operating the tool Do not inspect or clean the t
14. GR29 UNDERWATER HYDRAULIC GRINDER USER MANUAL Safety Operation and Maintenance New Britain CT 06053 DECLARATION OF CONFORMITY STA N L EY UBEREINSTIMMUNGS ERKLARUNG DECLARATION DE CONFORMITE CEE Hydraulic Tools DECLARACION DE CONFORMIDAD DICHIARAZIONE DI CONFORMITA I the undersigned Weisbeck Andy Ich der Unterzeichnende Je soussign El abajo firmante lo sottoscritto Surname and First names Familiennname und Vornamen Nom et pr nom Nombre y apellido Cognome e nome hereby declare that the equipment specified hereunder best tige hiermit da erklaren Produkt genannten Werk oder Ger t d clare que l quipement vis ci dessous Por la presente declaro que el equipo se especifica a continuaci n Dichiaro che le apparecchiature specificate di seguito 1 Category Grinder Hydraulic Kategorie Cat gorie Categoria Categoria 2 Make Marke Marque Marca Marca Stanley 3 GR2930101 4 Serial number of equipment Seriennummer des Ger ts Num ro de s rie de l quipement All Numero de serie del equipo Matricola dell attrezzatura Has been manufactured in conformity with Wurde hergestellt in bereinstimmung mit Est fabriqu conform ment Ha sido fabricado de acuerdo con E stata costruita in conformit con Directive Standards No Approved body Richtlinie Standards Nr Pr fung durch Directiv
15. ON CONDUCTIVE DO NOT EXCEED HOSE WORKING PRESSURE OR ABUSE HOSE IMPROPER USE WHEN USING HYDRAULIC TOOLS ON OR NEAR ELECTRIC LINES MAY RESULT IN OR HANDLING OF HOSE COULD RESULT IN BURST OR OTHER HOSE FAILURE DEATH OR SERIOUS INJURY KEEP HOSE AS FAR AWAY AS POSSIBLE FROM BODY AND DO NOT PERMIT DIRECT CONTACT DURING USE CONTACT AT THE BURST CAN CAUSE BODILY INJECTION AND SEVERE PERSONAL INJURY ELECTRIC LINES HANDLE AND ROUTE HOSE CAREFULLY TO AVOID KINKING ABRASION CUTTING OR CONTACT WITH HIGH TEMPERATURE SURFACES DO NOT USE IF KINKED DO NOT BEFORE USING HYDRAULIC HOSE LABELED AND CERTIFIED AS NON CONDUCTIVE USE HOSE TO PULL OR LIFT TOOLS POWER UNITS ETC ON OR NEAR ELECTRIC LINES WIPE THE ENTIRE LENGTH OF THE HOSE AND FIT CHECK ENTIRE HOSE FOR CUTS CRACKS LEAKS ABRASIONS BULGES OR DAM TING WITH A CLEAN DRY ABSORBENT CLOTH TO REMOVE DIRT AND MOISTURE AND TEST HOSE FOR MAXIMUM ALLOWABLE CURRENT LEAKAGE IN ACCORDANCE WITH AGE TO GOUELINGS IP ANT OF THESE CONDITIONS ENST REPLACE THE HOSE IMMEDIATELY NEVER USE TAPE OR ANY DEVICE TO ATTEMPT TO MEND THE HOSE SAFETY DEPARTMENT INSTRUCTIONS AFTER EACH USE STORE IN A CLEAN DRY AREA FOR PROPER AND SAFE OPERATION MAKE SURE THAT YOU HAVE BEEN PROP ERLY TRAINED IN CORRECT PROCEDURES REQUIRED FOR WORK ON OR AROUND DO NOT REMOVE THIS TAG SIHL JAOWSY LON OG SEE OTHER SIDE SEE OTHER SIDE SIDE 1 SIDE 2 Shown smaller than actual size TH
16. RIBED IN THE OPERATION MANUAL TAG TO BE REMOVED ONLY BY TOOL OPERATOR SEE OTHER SIDE D DO NOT LIFT OR CARRY TOOL BY THE HOSES DO NOT ABUSE HOSE DO NOT USE KINKED TORN OR DAMAGED HOSE MAKE SURE HYDRAULIC HOSES ARE PROPERLY CON NECTED TO THE TOOL BEFORE PRESSURING SYSTEM SYSTEM PRESSURE HOSE MUST ALWAYS BE CON NECTED TO TOOL PORT SYSTEM RETURN HOSE MUST ALWAYS BE CONNECTED TO TOOL OUT PORT REVERSING CONNECTIONS MAY CAUSE REVERSE TOOL OPERATION WHICH CAN RESULT IN SEVERE PERSONAL INJURY DO NOT CONNECT OPEN CENTER TOOLS TO CLOSED CENTER HYDRAULIC SYSTEMS THIS MAY RESULT IN LOSS OF OTHER HYDRAULIC FUNCTIONS POWERED BY THE SAME SYSTEM AND OR SEVERE PERSONAL INJURY BYSTANDERS MAY BE INJURED IN YOUR WORK AREA KEEP BYSTANDERS CLEAR OF YOUR WORK AREA WEAR HEARING EYE FOOT HAND AND HEAD PRO TECTION TO AVOID PERSONAL INJURY OR EQUIPMENT DAMAGE ALL TOOL REPAIR MAINTENANCE AND SERVICE MUST ONLY BE PERFORMED BY AUTHORIZED AND PROPERLY TRAINED PERSONNEL IMPORTANT READ OPERATION MANUAL AND SAFETY INSTRUCTIONS FOR THIS TOOL BEFORE USING IT USE ONLY PARTS AND REPAIR PROCEDURES APPROVED BY STANLEY AND DESCRIBED IN THE OPERATION MANUAL TAG TO BE REMOVED ONLY BY TOOL OPERATOR SEE OTHER SIDE SAFETY TAG P N 15875 shown smaller then actual size GR29 User Manual 4 7 The rated working pressure of the hydraulic hose must be equal to or higher than the relief valve setting on the h
17. eneration cuit fluid clean Tool doesn t run Power unit not functioning Check that the power source is pro ducing 4 12 gpm 15 45 at 1000 2000 psi 70 140 bar Coupler or hoses blocked Remove obstruction Mechanical failure Disassemble tool and inspect for damage Tool runs backwards Pressure and return hoses reversed Correct for proper flow direction Grinding wheel should rotate counter clockwise when viewed from the shaft end Grinding wheel comes to abrupt Porting spool incorrectly assembled Refer to Service Manual stop after trigger is released Check valve in trigger spool not func Replace trigger spool assembly tioning correctly Check valve not serviceable Mechanical failure Disassemble tool and inspect for damage 14 gt GR29 User Manual STAN LEY E 9 in 23 cm Wheel 5 8 11 THD Arbor Weight with Wheel Guard v du Pd 15 Ibs 6387 kg Lenge 9 in 23 cm Width without Wheel Guard ttn enia eade v denda 4 1 2 in 11 5 cm AREA RN E 1000 2500 psi 70 175 bar Flow Range 4 12 gpm 15 45 Optimum 2700 rpm at 10 gpm 38
18. es Normes Num ro Organisme agr Directriz Los Normas No Aprobado Direttiva Norme n Collaudato EN ISO 3744 2010 Self EN ISO 11148 7 2012 Self EN ISO 28927 1 2009 Self Machinery Directive 2006 42 EC 2006 Self 5 Special Provisions None Spezielle Bestimmungen Dispositions particuli res Provisiones especiales Disposizioni speciali 6 Representative in the Union Patrick Vervier Stanley Dubuis 17 19 rue Jules Berthonneau BP 3406 41034 Blois Cedex France Vertreter in der Union Repr sentant dans l union Representante en la Union Rappresentante presso l Unione Done at Ort Fait Dado en Fatto a Stanley Hydraulic Tools Milwaukie Oregon USA Date Datum le Fecha Data 1 4 11 Signature Unterschrift Signature Firma Firma MANN Position Position Fonction Cargo Posizione irector of Product Development 2 gt GR29 User Manual STAN LEY DECLARATION OF CONFORMITY uns ee 2 SAFETY SYMBOLS 4 SAFETY PRECAUTIONS p 5 TOOL STICKERS amp TAGS end ced ax rei et 7 HOSE TYPES ETE 8 nies dodzieiel uis wg On cm 9 FIGURE 1 TYPICAL HOSE aan te tht IE 9 REQUIREMENT htt tercer rer atate Pra sega ec e ERR xx dae rd Ra 10 OPERATION EE 11 TOOL PROTECTION amp GARE rhet tr metet er ier tl ni Red end see d Ra eR
19. front of this manual before operating the tool Remember to grip the tool with both hands at all times during startup and operation and be sure you have full balance before starting grinder rotation Always keep your body away from the plane of rotation of the grind ing wheel Always start the grinder with the wheel away from the work surface Start hydraulic flow at one gpm and slowly increase flow to a level that produces desired efficiency but allows the operator to maintain full balance and con trol Starting the hydraulic grinder on the work with full hydraulic flow can push the operator off balance creating a condition that can cause severe personal injury Refer to the Troubleshooting section of this manual to isolate other possible conditions that can lower tool effi ciency 12 gt GR29 User Manual COLD WEATHER OPERATION If the grinder is to be used during cold weather preheat the hydraulic fluid at low engine speed When using the normally recommended fluids fluid temperature should be at or above 50 F 10 C 400 ssu 82 centistokes be fore use Damage to the hydraulic system or grinder can result from use with fluid that is to viscous or too thick STANLEY In addition to the Safety Precautions found in this manual observe the following for equipment protection and care Make sure all couplers are wiped clean before con nection The hydraulic circuit control valve must be in the
20. ief valve setting 2495 psi at the power supply outlet 172 bar 4 7 5 8 gpm 18 22 Ipm 1500 psi 103 bar 2000 psi 138 bar 7 1 8 7 gpm 27 33 Ipm 1500 psi 103 bar 2000 psi 138 bar 9 5 11 6 gpm 36 44 Ipm 1500 psi 103 bar 2000 psi 138 bar TYPE Ill 11 13 42 49 1500 psi 103 bar 2100 2250 psi 145 155 bar 250 psi 17 bar 400 ssu 82 centistokes 140 60 7 hp 4 47 kW 40 F 22 C Do not operate the tool at oil temperatures above 140 F 60 C Operation at higher temperatures can cause operator 25 microns 30 gpm 114 lpm 100 400 ssu When choosing hydraulic fluid the expected oil temperature extremes that will be experienced in service determine the most suitable temperature viscosity characteristics Hydraulic fluids with a viscosity index over 140 will meet the requirements 11 8 14 5 gpm 45 55 Ipm 1500 psi 103 bar 2000 psi 138 bar NOTE These are general hydraulic system requirements See tool specification page for tool specific requirements 10 GR29 User Manual STANLEY PREOPERATION PROCEDURES CHECK THE POWER SOURCE 1 Using a calibrated flowmeter and pressure gauge check that the hydraulic power source develops a flow of 4 12 gpm 15 45 Ipm at 950 2000 psi 67 140 bar 2 Make certain that the hydraulic power source is equipped with a relief valve set to open at 2100 2250 psi 145 155 bar minimum
21. l jam nut by impacting either wrench with a mallet or hammer Sufficient torque is attained by hand tightening the nut with two open end wrenches USE OF DEPRESSED CENTER WHEEL ADAPTER The Depressed Center Wheel Adapter part number 05194 must be used with wheels having a cupped or depressed center CONNECT HOSES 1 Wipe all hose couplers with a clean lint free cloth before making connections 2 Connect the hoses from the hydraulic power source to the tool fittings or quick disconnects It is good practice to connect return hoses first and discon nect them last to minimize or avoid trapped pressure within the tool 3 Observe the arrow on the couplers to ensure that the flow is in the proper direction The female cou pler on the tool is the inlet pressure coupler 4 Move the hydraulic circuit control valve to the ON position to operate the tool 5 Squeeze the grinder trigger momentarily If the grinder does not operate the hoses might be re versed Verify correct connection of the hoses be fore continuing NOTE If uncoupled hoses are left in the sun pressure in crease inside the hose may make them difficult to connect Whenever possible connect the free ends of the hoses together GR29 User Manual lt 11 TOOL OPERATION For best results use only Stanley approved accesso ries They have been designed and selected to get the most from the tool Review the Safety Precautions given at the
22. ool while the hydraulic power source is connected Accidental engagement of the tool can cause serious injury Always connect hoses to the tool hose couplers be fore energizing the hydraulic power source Be sure all hose connections are tight Do not operate the tool at oil temperatures above 140 F 60 C Operation at higher temperatures can cause higher than normal temperatures at the tool which can result in operator discomfort and may cause damage to the tool Do not operate a damaged improperly adjusted or STANLEY incompletely assembled tool To avoid personal injury or equipment damage all tool repair maintenance and service must only be performed by authorized and properly trained per sonnel Always replace parts with replacement parts recom mended by Stanley Hydraulic Tools Check fastener tightness often and before each use daily Do not tighten or loosen the wheel nut by impact Hold the shaft with a second wrench on the the flats behind the wheel and tighten securely Do not overreach Maintain proper footing and bal ance at all times Always hold the tool with both hands when the unit is running Use a firm grip Keep all parts of your body away from the rotating wheel Do not wear loose clothing or unbound long hair when operating the tool Loose items can get en tangled with the tool and cause serious injury Supply hoses must have a minimum working pres sure rating of 2500 p
23. ow and pressure to the tool as listed in the table Use a flowmeter known to be accurate Check the flow with the hydraulic fluid temperature at least 80 F 27 C PROBLEM CAUSE SOLUTION Low performance Incorrect hydraulic flow Check that the power source is pro ducing 4 12 gpm 15 45 at 1000 2000 psi 70 140 bar Defective quick disconnects Check quick disconnects Fluid leaks at motor cap assem Fasteners loose Tighten to recommended torque bly face value Face O ring worn or missing Replace as required Motor cap assembly main housing Replace as required damaged Fluid leaks at reversing spool Damaged O rings Replace as required Refer to assem bly instructions to prevent cutting the O rings Wrong hydraulic fluid Circuit too hot See Hydraulic System Requirements for correct fluid circuit specifications Hydraulic pressure and return Correct hose connections versed Fluid gets hot power unit work Open center tool on a closed center Use tool to match circuit ing hard circuit and vice versa Too much fluid going through tool Adjust flow for 12 gpm 34 Ipm maxi mum Circuit is generating high heat with flow Use pump size and rpm for produc controls open relief valve etc ing needed flow only Eliminate circuit heating cause Circuit has contaminants that have Replace worn pump and valves In caused pump and valve wear and high stall a large clean filter and keep cir heat g
24. pair ac tions which if not strictly followed could result in a life threatening situation bodily injury or damage to equipment This is the safety alert symbol It is used to alert you to potential personal injury hazards Obey all safety messages that follow this symbol to avoid possible injury or death This safety alert and signal word indicate an imminently hazardous situation A DANGER which if not avoided will result in death or serious injury This safety alert and signal word indicate a potentially hazardous situation which if not avoided could result in death or serious injury This safety alert and signal word indicate a potentially hazardous situation which if not avoided could result in death or serious injury This signal word indicates a potentially hazardous situation which if not avoid ed may result in property damage This signal word indicates a situation which if not avoided will result in damage to the equipment This signal word indicates a situation which if not avoided may result in dam IMPORTANT age to the equipment Always observe safety symbols They are included for your safety and for the protection of the tool LOCAL SAFETY REGULATIONS Enter any local safety regulations here Keep these instructions in an area accessible to the operator and mainte nance personnel A A DANGER a WARNING CAUTION NOTICE IMPORTANT 4 GR29 User Manual STAN L
25. s due to sizing guide below accumulator PSI max increase 40 PSI for every 100 The methods are broken into diver operated or remote operated vehicle ROV ROV s can reach lower depths and with an on board hydraulic power source that is depth compensated can operate hydraulic tools at depths of thousands of Recommended Hose Diameters feet ROV operation is still limited to the tool for Depth ft 8GPM 12GPM example a percussive tool has the same depth 58 58 limitation whether ROV or diver operated Bo 34 1T 000 iaw so Te 18 gt GR29 User Manual STAN LEY STAN LEY GR29 User Manual lt 19 STANLEY Stanley Hydraulic Tools 3810 SE Naef Road Milwaukie Oregon 97267 5698 USA 503 659 5660 Fax 503 652 1780 www stanleyhydraulics com
26. si 175 bar The hydraulic circuit control valve must be in the OFF position when coupling or uncoupling the tool Wipe all couplers clear before connecting Failure to do so may result in damage to the quick couplers and cause overheating Use only lint free cloths Do not exceed the rated limits of the tool or use the tool for applications beyond its design capacity Always keep critical tool markings such as labels and warning stickers legible Warning Use of this tool on certain materials during demolition could generate dust potentially contain ing a variety of hazardous substances such as as bestos silica or lead Inhalation of dust containing these or other hazardous substances could result in serious injury cancer or death Protect yourself and those around you Research and understand the materials you are cutting Follow correct safety procedures and comply with all applicable national state or provisional health and safety regulations relating to them including if appropriate arranging for the safe disposal of the materials by a qualified person GR29 User Manual 4 5 Warning Hydraulic fluid under pressure could cause skin injection injury If you are injured by hydraulic fluid get medical attention immediately Keep the wheel off all surfaces when starting the grinder Always carry the tool with the wheel stopped Make sure the wheel has stopped before setting down the tool Keep the handles clean and
27. t max expected ambient temperature Min cooling capacity at a temperature difference of between ambient and fluid temps NOTE discomfort at the tool Filter Min full flow filtration Sized for flow of at least For cold temp startup and max dirt holding capacity Hydraulic fluid Petroleum based premium grade anti wear non conductive Viscosity at min and max operating temps NOTE over a wide range of operating temperatures SSU Saybolt Seconds Universal TYPE 4 6 gpm 15 23 Ipm 1500 psi 103 bar 2100 2250 psi 145 155 bar 250 psi 17 bar 400 ssu 82 centistokes 140 F 60 C 3 hp 2 24 kW 40 22 25 microns 30 114 lpm 100 400 ssu TOOL TYPE TYPE Il TYPE RR 7 9 9 10 5 26 34 34 40 1500 1500 103 103 bar 2100 2250 psi 145 155 bar 250 psi 17 bar 400 ssu 82 centistokes 140 F 60 C 5 hp 3 73 kW 40 22 C 25 microns 30 gpm 114 lpm 100 400 ssu 20 82 centistokes 2200 2300 psi 152 159 bar 250 psi 17 bar 400 ssu 82 centistokes 140 F 60 6 hp 5 22 kW 40 22 C 25 microns 30 gpm 114 lpm 100 400 ssu CLASSIFICATION AAAA EHTMA HYDRAULIC SYSTEM REQUIREMENTS Flow Range 3 5 4 3 gpm 13 5 16 5 Ipm Nominal Operating Pressure 1870 psi at the power supply outlet 129 bar System rel
28. y draulic system There are three types of hydraulic hose that meet this requirement and are authorized for use with Stanley Hydraulic Tools They are Certified non conductive constructed of thermoplastic or synthetic rubber inner tube synthetic fiber braid reinforcement and weather resistant thermoplastic or synthetic rubber cover Hose labeled certified non conductive is the only hose authorized for use near electrical conductors Wire braided conductive constructed of synthetic rubber inner tube single or double wire braid reinforce ment and weather resistant synthetic rubber cover This hose is conductive and must never be used near electrical conductors Fabric braided not certified or labeled non conductive constructed of thermoplastic or synthetic rubber in ner tube synthetic fiber braid reinforcement and weather resistant thermoplastic or synthetic rubber cover This hose is not certified non conductive and must never be used near electrical conductors HOSE SAFETY TAGS To help ensure your safety the following DANGER tags are attached to all hose purchased from Stanley Hydraulic Tools DO NOT REMOVE THESE TAGS If the information on a tag is illegible because of wear or damage replace the tag immediately A new tag may be obtained from your Stanley Distributor THE TAG SHOWN BELOW IS ATTACHED TO CERTIFIED NON CONDUCTIVE HOSE DANGER DANGER 1 FAILURE TO USE HYDRAULIC HOSE LABELED AND CERTIFIED AS N
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