underwater hydraulic grinder - Pdfstream.manualsonline.com
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1. 0 M 8 Z suonoeuuo eoid 4 L ond lt E lt lt lt z 5 val 2 5 5 5 e MO14 gt gt gt ag E S i _ 2 g JIYNSSIAUd SLL 0092 92 0 8 001 9 09 67 9L EL g l 0092 einsselg 61 vIe g l 0092 uunjes 61 vie 8 dn 92 0 dn 09 67 9L EL 921 0092 ainssald ov 8 9 LISP AVS Aq uuo Jas se suoneoyi2eds E nm NW Jo 5 oi neJp u 09 0 002 001 8 EL OL SLL 0052 eunssoJgd 6L vIe Bunes W JS S oineJp u 0097 uney 6l vig an E wirt xew eui oj jenbe Buom E SURE SEEN Bm dE pale e jseo esou oi neJp u Iv SLL 0092 9 8 9 GL dn ogadn e se e o suoneoidde 18410 Aue pesn aq jou pjnoys m 0052 BL VIE pue sjueujeJinbeJ joo 5100 06 0 00 001 Ov 6L FOLS H ejuejs uo peseq joo g l 0092 85 9 8 6 MG oineJp u JO pesn eq oi SI yeyo siu g l 02. 2700 rpm at 10 gpm 38 X 8 SAE O ring Connect Size and Type 2 3 8 in NPT Adapters e EE 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 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 Arbor ec emen 02587 Grinding Wheel for Masonry 9 in Diameter x 5 8 in 11 THD
3. 02588 Grinding Wheel 7 in 35 8 1n 11 TEDUAEDOE uii peto o t etti eh ee hr ed ape ette 03691 Depressed Center Wheel munnen erre nennen enhn nennen nnn nn nnne nenne 05194 STANLEY GR29 User Manual lt 15 GR29 PARTS ILLUSTRATION ITEMS 8 9 AND 10 INCLUDED WITH GR2930101 ONLY E ITEM 64 INCLUDED WITH GR29310 ONLY T 16 gt GR29 User Manual STANLEY 3 m gt A i v QTY DESCRIPTION N CIRCUIT TYPE C DECAL CE ONLY CE DECAL CE ONLY CAPSCREW LOCKWASHER DEAD HANDLE BRACKET WELDMENT TRIGGER GUARD HUB NUT INCLUDED WITH GR2930101 ONLY SETSCREW INCLUDED WITH GR2930101 ONLY DRIVE FLANGE INCLUDED WITH GR2930101 ONLY HAFT SEAL EARING CARRIER 5 B GREASE FITTING CAPSCREW HANDLE INFORMATION PLAQUE COMPOSITE SAFETY DECAL CE ONLY WHEEL GUARD GR29310 ONLY LAMP SCREW OLL PIN THUMB PLATE STUD RETAINING RING BALL BEARING OH SPINDLE SHAFT WOODRUFF KEY BACK UP WASHER OoDJ Jo n zx N a ES oo X 5 Do C R e T o o o o o o o gt m I 83 2 2 3 Om GR29 PARTS LIST DESCRIPTION D
4. 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 lt 5 SAFETY PRECAUTIONS 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
5. MOTOR CAP ASSY WASHER CAPSCREW QT gt gt ACK UP RING 2 z REVERSING SPOOL VALVE KEEPER SETSCREW CAPSCREW ES a o a N ajo ojo 00936 N POOL ON OFF HEADED PUSH PIN O RING SPOOL CAP O OD WIPER IDLER GEAR ASSY FEMALE COUPLER MALE COUPLER COUPLER JAM NUT INCLUDED WITH GR29310 ONLY SEAL KIT WHEEL NUT SPANNER WRENCH O wo e env ojo e lt 41 I 2 o m c GR29 User Manual lt 17 Stanley Hydraulic Tools 3810 SE Naef Road Milwaukie Oregon 97267 5698 USA 503 659 5660 Fax 503 652 1780 www stanleyhydraulic com IMPORTANT To fill out a Product Warranty Recording form and for information on your warranty visit Stanleyhydraulic com and select the Warranty tab NOTE The warranty recording form must be submitted to validate the warranty
6. CERTIFIED AS NON 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 AGETO GOUELINGS IP ANT OF THESE CONDINONSIENST 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 Ovl SIHL 3AOW3H LON OG SEE OTHER SIDE SEE OTHER SIDE SIDE 1 SIDE 2 Shown smaller than actual s
7. grinder always make sure the hydraulic power source is supplying the correct hydraulic flow 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 re 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 I
8. the handles clean and 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 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 to
9. 092 9 8 9 og GL OOL LS Ov 6L 901 9 g l 0092 el Zl GL 09 0 dn Ov 6L 901 9 ee PE eee DES 5 E e oj ainsseid g l 0092 I Zl 0 8 4 001 92 62 91 9 eunsseJd daay suon g l 0092 0L 9 g 7 gz 0 dn 9 Jed sje YVAN ASN LON OQ 12 19914 10 piesg 241M Jed uo peseq sujfue SSL 0922 OL 9 dn 0 dn ve SL 6 SSOY SNOMEA syonjj 3exong ANN 104 SMOUS 1uBu y 0 yeu 941 uva ISd uumeaj sse1d WIN HONI SYUILIN 1334 eunssaJg aSN episu sujyBue7 esoH MO IIO 5 oi ne4p H 03 00 HTMA REQUIREMENTS 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 c
10. AR ELECTRIC LINES BE SURE THE SYSTEM PRESSURE HOSE MUST ALWAYS BE CON HOSE IS MAINTAINED AS NON CONDUCTIVE THE NECTED TO TOOL IN PORT SYSTEM RETURN HOSE SHOULD BE REGULARLY TESTED FOR ELECTRIC CURRENT MUST ALWAYS BE CONNECTED TO TOOL OUT PORT LEAKAGE IN ACCORDANCE WITH YOUR SAFETY DEPART REVERSING CONNECTIONS MAY CAUSE REVERSE MENT INSTRUCTIONS TOOL OPERATION WHICH CAN RESULT IN SEVERE PERSONAL INJURY 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 BODY 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 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 RA
11. MPORTANT Never over tighten the grinding wheel 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 OPERATION TOOL OPERATION For best results use only Stanley approved accesso ries They have been designed and selected to get the most
12. STANLEY GR29 UNDERWATER HYDRAULIC GRINDER SAFETY OPERATION AND MAINTENANCE USER MANUAL k amp Decker Inc New Britain CT 06053 DECLARATION OF CONFORMITY DECLARATION OF CONFORMITY UBEREINSTIMMUNGS ERKLARUNG DECLARATION DE CONFORMITE CEE DECLARACION DE CONFORMIDAD DICHIARAZIONE DI CONFORMITA Hydraulic Tools I the undersigned 1 Ich der Unterzeichnende Weisbeck Andy 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 Stanley 3 GR2930101 4 Serial number of equipment Seriennummer des Ger ts Num ro de s rie de l quipement 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 Dir
13. TED 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 DESCRIBED IN THE OPERATION MANUAL TAG TO BE REMOVED ONLY BY TOOL OPERATOR SEE OTHER SIDE 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 HOSE TYPES The rated working pressure of the hydraulic hose must be equal to or higher than the relief valve s
14. apacity to limit max fluid temperature to at 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 C 25 microns 30 114 100 400 ssu TOOL TYPE TYPE Il TYPE RR 7 9 gpm 9 10 5 gom 26 34 Ipm 34 40 Ipm 1500 psi 1500 psi 103 bar 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 C 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
15. clean before con nection The hydraulic circuit control valve must be in the 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 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 TROUBLESHOOTING 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
16. d 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 NOTICE 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 DANGER WARNING a CAUTION CAUTION NOTICE IMPORTANT 4 gt GR29 User Manual STANLEY SAFETY PRECAUTIONS Tool operato
17. ective Standards No Approved body Richtlinie Standards Nr Pr fung durch Directives Normes Num ro Organisme agr Directriz Los Normas No Aprobado Direttiva Norme n Collaudato EN ISO 3744 2009 Self ISO 792 7 1994 Self ISO 8662 4 1995 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 J Position Position Fonction Cargo Posizione Engineering Manager 1 4 2011 2 gt GR29 User Manual STANLEY TABLE OF CONTENTS DECLARATION OF CONFORM HY 2 sedis 4 SAFETY PREGAUTIOINS tette x eee aree ente een celles ha nn vea qe addet 5 TOOL STICKERS amp TAGS ater resedit a creen venait xd ced aas tei et ad Ea rae dics cede 7 liei Mpbduicom ETE 8 cm 9 FIGURE 1 TYPICAL HOSE CONNECTIONS te re no tht eee nes 9 REQUIREMENT htt tercer rer etate Pra sega ec e E ERR dn aene ua ot ne x
18. etting on the hy 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
19. from the tool Review the Safety Precautions given at the 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 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 12 gt GR29 User Manual TOOL PROTECTION amp CARE In addition to the Safety Precautions found in this manual observe the following for equipment protection and care Make sure all couplers are wiped
20. ize THE TAG SHOWN BELOW IS ATTACHED TO CONDUCTIVE HOSE DANGER DANGER DO NOT USE THIS HYDRAULIC HOSE ON OR NEAR ELECTRIC LINES THIS HOSE IS 5 CHECKENTIRE 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 SEE OTHER SIDE SEE OTHER SIDE 8 uuu SIDE 1 SIDE 2 Shown smaller than actual size 8 gt GR29 User Manual STANLEY DO NOT REMOVE THIS TAG Ovl SIHL SAONAIY LON OG
21. n caused pump and valve wear and high stall a large clean filter and keep cir heat generation 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 STANLEY SPECIFICATIONS cheese cade ekle 9 in 23 Wheel on 5 8 in 11 THD Arbor Weight with Wheel Guard rot ett vtt eia v sedat eae eed On dug Pd c 15 Ibs 6387 kg 9 in 23 cm Width without Wheel Guard iecit enia eade uc epe ere ye dinate deena 4 1 2 in 11 5 cm ie 1000 2500 psi 70 175 bar Flow Ranges rie ved ee 4 12 gpm 15 45 Optimum FIOW
22. ol 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 6 GR29 User Manual TOOL STICKERS amp TAGS WHEEL SIZE 230_ I RPM BOO SPINDLE SBE PRESS I75 BARESOO PSI FLOW IS 45 LPM IZ1GPM 28811 O Q Information Plaque 7 Composite Decal 28322 fs 40 LPM 138 BAR _EHTMA CATEGORY eee WARNING 12535 Grinding Wheel and Jam Circuit Type E Decal 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 A 20 138 bar EHTMA CATEGORY 11206 Circuit Type C Decal DANGER DANGER 4 FAILURE TO USE HYDRAULIC HOSE LABELED AND CERTI D DO NOT LIFT OR CARRY TOOL BY THE HOSES DO 08688 FIED AS NON CONDUCTIVE WHEN USING HYDRAULIC NOT ABUSE HOSE DO NOT USE KINKED TORN OR TOOLS ON OR NEAR ELECTRICAL LINES MAY RESULT IN DAMAGED HOSE Safety Decal MAKE SURE HYDRAULIC HOSES ARE PROPERLY CON BEFORE USING HOSE LABELED AND CERTIFIED AS NON NECTED TO THE TOOL BEFORE PRESSURING SYSTEM CONDUCTIVE ON OR NE
23. open at 2100 2250 psi 145 155 bar minimum 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 in 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 Checkthatthe 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 I
24. outlet 129 bar System relief 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 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 gpm 42 49 Ipm 1500 psi 103 bar 2100 2250 psi 145 155 bar 250 psi 17 bar 400 ssu 82 centistokes 140 60 C 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 OPERATION 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
25. raulic 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 psi 175 bar
26. rs 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 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 tool while the hyd
27. x dae dk 10 OPERATION EE 11 TOOL PROTECTION amp GARE iiit rhet tr metet er ier tl ni Red end see d Ra eR ed eee race 13 TROUBLESHOOTING eis ci iore eor cero etie eee eanet 14 ACCESSORIES es 15 SPECIFICATIONS EEUU RE 15 GR29 PARTS ILLUSTRATION tatto tre ti ertt eh ct entente rtt dyin eR bae LA ea E 16 GR29 PARTS EIS This EEUU 17 IMPORTANT To fill out a Product Warranty Recording form and for information on your warranty visit Stanleyhydraulic com and select the Warranty tab NOTE The warranty recording form must be submitted to validate the warranty SERVICING THE STANLEY HYDRAULIC GRINDER This manual contains safety operation and routine mainte nance instructions Servicing of hydraulic tools other than routine maintenance must be performed by an autho rized 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 STANLEY GR29 User Manual lt 3 SAFETY SYMBOLS Safety symbols and signal words as shown below are used to emphasize all operator maintenance and repair ac tions which if not strictly followe
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