PR41 HYDRAULIC PRUNER - Pdfstream.manualsonline.com
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1. RETURN RETURN MOT gt gt gt Er El 3YNSSTYUA HYDRAULIC CIRCUIT PRESSURE PRESSURE GLL OOSZ unay vSc L 0 8 001 9z 09 67 9L EL GLL OOSZ eunsseJg 6l vIe SLL 00sz unay SL vIe 8 0 dn Gz oy dn 09 67 9L EL GLI 0082 ejnsseJqd 9L 8 9 LISP IVS Aq yy jas se suoneoyioeds St 0082 une g s p x Jo jaau JSNUI asoy 2UDEID U IV 09 0 002 001 6r9 L 0L SLL 00SZ ainssald 6L vIe Bunes AJLA jonas W JS S oineJp u wnw T 00Sz Winey 6L VIE Se ne rn IXBW ay 0 jenbe eunsseJd Buom unuuluru m 0052 eunsseig at ae paje e sea JE aney jsnu esoy oineJp u y SLL 0097 uog EI 8 9 GL o dn 090 dn e se el 0L suoyeo1jdde 18410 Aue Joy pesn eq jou pjnous Sit 0097 unio 6l VIE pue sjuauwsaumbal Bunesado joo sjoop Inep 06 06 00 001 Ov 6L FOLS AH ajuejs uo paseq juo suoneoijdde oo GLL OOSZ eunsseJg ov S S JR oi neJp U JO pasn aq oj papuajul SI yeyo siu GLL 00sz ujog QL 8 5 og SL 001 LG Or 6L SOL S d SLL OOSZ ujog el e GL oj dn OG 0j dn Or 6L SOL S ee PE ESS n E A98 ejqe deooe uunuuluiuJ e 0 eunssaeJd oeq SLL OOSZ2. M 11 5 1b 5 2 kg Overall Len Mii ais 84 25 in 214 cm Maximum Fluid Iempetature ri I xt ttt ne beg Editt fero Red deb X RI A PR REALE NERA 140 F 60 C ACCESSORIES DESCRIPTION PART NO Knife Blade tica m 58649 Certified Non Conductive Dual Oil Resistant Hose 3 8 in dia x 10 ft with guards oooococinncconconccccccncconcncnnannos 05005 16 PR41 User Manual STAN LEY 5007 das YAINNYd LEGLYUd B LELLVad PR41 User Manual 17 Sch JE IW Do e S 33H O2duwgls 910 9 0 STANLEY PART NO QTY DESCRIPTION ITEM 1 28415 CYLINDER 28416 CYLINDER OIL TUBE 00252 2 O RING orn OOS 7365 73050 9 2 0 00539 00552 NE 6 PR41131 PR4113101 ONLY PR4113101 ONLY PISTON NUT PR41131 PR4113101 2 1 E 7 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 18 gt PR41 User Manual PART ITEM NO QTY DESCRIPTION s amo 1 NOTICE STOKER Ls ones v moo e owes 1 Ian 03693 CLOSED CENTER DECAL PR41231 ONLY 03972 1 FEMALE COUPLER SUPPLIED W PR4113103 ONLY 03973 1 MALE COUPLER SUPPLIED W PR4113103 ONLY 03971 COUPLER SET PR411303 ONLY melk mn ss fora fr sem CS NOTE Use Part Number and Part Name when ordering MODEL DESIGNATIONS PR41131 Open Center OC only PR41231 Closed Center CC only
3. Footwear including lineman s overshoes having electri cal resistant soles shall not be considered as providing any measure of safety from electrical hazards Rubber gloves with or without leather or other protec tive covering shall not be considered as providing any measure of safety from electrical hazards Ladders platforms and aerial devices including insulat ed aerial devices shall be subject to minimum approach distances in Table 1 and 2 Aerial devices and attached equipment such as chip pers contacting energized electrical conductors shall be considered energized Contact shall be avoided except where emergency rescue procedures are being carried out Emergency rescue should be performed in accor dance with 4 3 STORM WORK AND EMERGENCY CONDITIONS LINE CLEARANCE Line clearance shall not be performed during adverse weather conditions such as thunderstorms high winds and snow and ice storms Qualified line clearance arborists and qualified line clearance arborists trainees performing line clearance in the aftermath of a storm or under similar conditions shall be trained in the special hazards associated with this type of work Line clearance operations shall be suspended when storm work or emergency conditions develop involving energized electrical conductors Electrical system own ers operators shall be notified immediately PR41 User Manual 4 7 CAUTION 3 9 GPM 11 34 LPM DO NOT EXCEED 2000 PSI
4. HAZARD On or around electile Ines 12412 Warning Sticker Electrical Hydraulic Tools SEN Road USA Model No PR41 28502 PR41 Name Tag DANGER de 2 FAILURE TO USE HYDRAULIC HOSE LABELED AND CER TIFIED 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 CUR RENT LEAKAGE IN ACCORDANCE WITH YOUR SAFETY DEPARTMENT INSTRUCTIONS A HYDRAULIC LEAK OR BURST MAY CAUSE OIL INJEC TION 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 A LEAK 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 CLOSED CENTER FOR USE ON CLOSED CENTER HYDRAULIC SYSTEM 03693 Closed Center Decal DANGER 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
5. PR413103 Open Center OC only STANLEY STANLEY Stanley Hydraulic Tools 3810 SE Naef Road Milwaukie Oregon 97267 5698 USA 503 659 5660 Fax 503 652 1780 www stanleyhydraulics com
6. 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 A LEAK OR BURST CAN CAUSE OIL INJECTION INTO THE BODY FAILURE TO OBSERVE THESE PRECAUTIONS CAN RESULT IN SERIOUS PERSONAL INJURY 03783 GPM Sticker 3 9 2000 PSI NOTICE KEEP KNIFE SHARP A DULL KNIFE WILL GIVE A POOR QUALITY CUT OR MAY CAUSE THE KNIFE TO BREAK 25910 Notice Sticker NOTE THE INFORMATION LISTED ON THE STICKERS SHOWN MUST BE LEGIBLE AT ALL TIMES REPLACE DECALS IF THEY BECOME WORN OR DAMAGED REPLACEMENTS ARE AVAILABLE FROM YOUR LOCAL STANLEY DISTRIBUTOR 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 8 gt PR41 User Manual ELECTROCUTION Fallure to use hydraulic hose labeled and certified as non conductive when using hydraulic tools on or near electric lines may result In death or serious Injury For proper and safe operation read owners manual and mwke sure that you have been property trained In correct procedures required for work
7. DANGER DO NOT USE THIS HYDRAULIC HOSE ON 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 HANDLING 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 NEMO SEE OTHER SIDE FERE LLL A SEE OTHER SIDE SIDE 1 SIDE 2 Shown smaller than actual size STAN LEY PR41 User Manual 9 Ovl SIHL HAOW3H LON OG o lt E 9 E E ul gt o z ul 2 E o z o a suonoeuuo SSOH Jeoid an4 lt lt lt MOT3 NENNEN lt lt Tm Nn 138
8. Minimum approach distances from energized conductors for qualified line clearance arborists and qualified line clearance arborist trainees Includes 1910 269 elevation factor sea level to 5000 ft ft in Nominal Voltage kV phase to phase 0 05 to 1 0 1 1 to 15 0 15 1 to 36 0 36 1 to 46 0 46 1 to 72 5 72 6 to 121 0 138 0 to 145 0 161 0 to 169 0 230 0 to 242 0 345 0 to 362 0 500 0 to 550 0 765 0 to 800 0 Includes 1910 269 m mm m fm 13 02 16 03 19 00 21 08 23 06 27 04 31 03 35 10 Includes 1910 269 elevation factor 10 000 14 000 ft elevation factor 5001 10 000 ft 0 86 1 04 1 14 1 40 1 70 1 96 2 26 2 97 4 96 7 17 10 32 6 05 02 11 00 1 Exceeds phase to ground elevation factor per 29 CFR 1910 269 6 gt PR41 User Manual STANLEY Table 2 Minimum approach distances to energized conductors for persons other than qualified line clearance arborists and qualified line clearance arborist trainees Nominal Voltage kV phase to phase 0 0 1 0 10 00 1 1 15 0 10 00 15 1 36 0 10 00 36 1 50 0 10 00 The tie in position should be above the work area and located in such a way that a slip would swing the arborist away from any energized electrical conductors or other identified hazard While climbing the arborist should climb on the side of the tree that is away from energized electrical conduc tors as required in Tables 1 and 2 STANLEY
9. 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 the tool unless thoroughly trained or under the supervision of an instructor e Always wear safety equipment such as goggles ear and head protection and safety shoes at all times when operating the tool Do not inspect or clean the tool 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 Do not operate a damaged improperly adjusted or incompletely assembled tool Do not inspect clean or replace the pruner blade while the hydraulic power source is connected STANLEY Never wear loose clothing that can get entangled in the working parts of the tool Keep all parts of your body away from the pruner blade Do not overreach Maintain proper footing and bal ance at all times Keep the pruner blade off all surfaces when starting the tool If used near energized electric lines maintain
10. ssu 400 ssu 82 centistokes 82 centistokes 140 F 60 C 140 F 60 C 3 hp 2 24 kW 40 F 22 C 5 hp 3 73 kW 40 F 22 C TYPE RR 9 10 5 gom 34 40 Ipm 1500 psi 103 bar 2200 2300 psi 152 159 bar 250 psi 17 bar 400 ssu 82 centistokes 140 F 60 C 6 hp 5 22 kW 40 F 22 C 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 F 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 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 25 microns 30 gpm 114 Ipm 25 microns 30 gpm 114 Ipm 100 400 ssu 100 400 ssu 20 82 centistokes 25 microns 30 gpm 114 Ipm 100 400 ssu 25 microns 30 gpm 114 Ipm 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 over a wide range of operating temperatures SSU S
11. working distances according to OSHA guidelines for working near energized lines ref Section 1926 950 Failure to comply with this warning could result in serious personal injury To avoid personal injury or equipment damage all tool repair maintenance and service must only be performed by authorized and properly trained per sonnel Never cock jam or wedge the blade during opera tion Eye injury and cutting or severing of body parts is possible if proper procedures are not followed Ensure that the blade is correctly mounted before use If the tool is dropped with a blade installed the blade and associated parts should be examined thorough ly before use Only use blades manufactured by Stanley Hydraulic Tools Stanley assumes no responsibility for failure in equipment accidental damage or accidental inju ry as a result of the use of blades not manufactured by Stanley Hydraulic Tools Always ensure the blade is sharp Do not try to use the tool with a dull blade PR41 User Manual 4 5 The following guidelines must be followed to prevent accidental contact with overhead electrical conductors and or communication wires and cables ref ANSI Z133 1 2000 WORKING IN PROXIMITY TO ELECTRICAL HAZARDS An inspection shall be made by a qualified arborist to determine whether an electrical hazard exists before climbing or otherwise entering or performing work in or on a tree Only qualified line clearance arborist
12. 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 IN 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 STANLEY The rated working pressure of the hydraulic hose must be equal to or higher than the relief valve setting on the hy draulic system There are three types of hydraulic hos
13. E 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 Ovl SIHL JAON3Y LON OG SEE OTHER SIDE SEE OTHER SIDE SIDE 1 SIDE 2 Shown smaller than actual size THE TAG SHOWN BELOW IS ATTACHED TO CONDUCTIVE HOSE DANGER
14. PR41 HYDRAULIC PRUNER USER MANUAL Safety Operation and Maintenance O 2014 Stanley Black amp Decker Inc New Britain CT 06053 U S A 32472 8 2014 Ver 5 SAFETY SYMBOLS un de 4 SAFETY PREGCAUT IONS rtc tt a ee rbd n t el esa d e eh eR d ree de Ta nca DL eu EX Hd taste da 5 ELECTRICAL HAZARDS IM 6 TOOL STICKERS amp TAGS pisina ta a a creen vede abd a a di lia eats 8 HOSE TYPES con wh cdseasaasseniaaaenpeadeaawsnteSaadanaguyataacen ead seers EAG 9 HOSE RECOMMENDBATIGOBNS c tti nte pta iex nh sds ccd tau de rco REX er Pe D ET RR QC EE pn alla 10 FIGURE 1 TYPICAL HOSE CONNECTIONS its coman iaa 10 HATMA REQUIREMENTS vie ped rer ettet Pa sega ec dn addere 11 OPERATION UT 12 FIGURE 2 EXAMPLE OF LATERAL BRANCH CUT EE 13 FIGURE 3 EXAMPLE OF FINAL CUT skismaet ke eanet 13 TOOL PROTECTION amp CARE iiie nee t nets ente dee ce eret eee Pda i dad ta daa ra e dL gea 14 TROUBEESHOOTING Lune gegen 15 SPECIFICATIONS EE 16 ACCESSORIES pusen pene beinet 16 PRAT PARTS ILLUSTRATION std etn titles isa iaa iere tuer canes dedikert 17 PRAT PARTS US Tussi 18 IMPORTANT To fill out a Product Warranty Recording form and for information on your warranty visit Stanleyhydraulics com and select the Company tab Warranty NOTE The warranty recording form must be submitted to validate the warranty SERVICING This manual contains safety operation and routine maintenance instructions Stanley Hydraulic Tools recommends that
15. SAFETY PRECAUTIONS TOOL STICKERS AND TAGS HYDRAULIC HOSE REQUIREMENTS HYDRAULIC REQUIREMENTS AND PRE OPERATION PROCEDURES BEFORE USING THIS PRODUCT e Observe all safety precautions Do not operate a pruner unless you have been spe cifically trained to do so Keep all parts of the body away from the pruner blade during operation of the tool Carry the pruner with the unit de energized and the blade away from the body Always connect the hoses to the tool hose couplers before energizing the power source Do not operate a pruner that is damaged improp erly adjusted or is not completely and securely as sembled Keep the tool clean and free of oil and contaminates Donothang the pruner on utility wires or cables Do not leave the pruner hanging in a tree Do not leave cut branches in a tree e Branches bent under tension are considered haz ardous e Do not allow binding of the pruner blade Keep away from energized electric lines the mini mum distance per OSHA guidelines Do not inspect clean or repair the pruner with the power source operating or with operating pressure at the pruner Accidental engagement of the tool can cause serious injury STANLEY The following are general wood cutting procedures and techniques Differences in the terrain vegetation and type of wood will make this information more or less valid for particular areas For advice on specific wood cutting pr
16. aybolt Seconds Universal 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 relief valve setting 2495 psi at the power supply outlet 172 bar 4 7 5 8 gpm 7 1 8 7 gpm 18 22 Ipm 27 33 Ipm 1500 psi 1500 psi 103 bar 103 bar 2000 psi 2000 psi 138 bar 138 bar 9 5 11 6 gpm 36 44 Ipm 1500 psi 103 bar 2000 psi 138 bar 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 STANLEY PR41 User Manual 11 PREPARATION FOR INITIAL USE Each unit as shipped has no special unpacking or as sembly requirements prior to usage Inspection to as sure the unit was not damaged in shipping and does not contain packing debris is all that is required After instal lation of hoses and couplers a unit may be put to use CHECK HYDRAULIC POWER SOURCE 1 Using a calibrated flowmeter and pressure gauge check that the hydraulic power source develops a flow of 3 9 gpm 11 34 Ipm at 1000 2000 psi 70 140 bar 2 Make certain the hydraulic power source is equipped with a relief valve set to open at 2100 2250 psi 145 155 bar minimum 3 Check that the tool is designed for the hydraulic sys tem type open center OC or closed center CC ope
17. ch 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 IMPO RTANT 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 NL E 4 gt PR41 User Manual STAN LEY 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 PR41 Hydraulic Pruner 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 pruner and hoses before operation Failure to do so could result in personal injury or equipment damage Operator must start in
18. e 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 NON CONDUCTIVE DO NOT EXCEED HOSE WORKING PRESSURE OR ABUSE HOS
19. ed 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 in this manual for correct flow rate and model number Rapid failure of the internal seals may result 14 gt PR41 User Manual Always keep critical tool markings such as warning stickers and tags legible Do not use the tool for applications it was not de signed for The pruner is intended to cut wood only Keep blade sharp for maximum tool performance 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 STANLEY 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 tool always make sure the hydraulic power source is supplying the cor rect hydraulic flow and pressure as listed in the table Use a flowmeter know to be accurate Check the flow with the hydraulic fluid temperature at least 80 F 27 C PROBLEM CAUSE SOLUTION Tool will not operate Hydraulic system not engaged or Engage or start hydraulic system running Hydraulic system control valve OFF Turn the system control valve ON Tool not connected to the Hydraulic Connect tool to the system system Trigger and valve spool
20. oblems or techniques for your area consult your local Stanley representative or your county agent They can often provide information that will make your work safer THIS FIRST CUT IS TO TAKE and more productive d WEIGHT OFF FOR FINAL CUT TO PREVENT THIS LIMB FROM SPLITTING DOWN THE CENTER FINAL CUT A LATERAL BR NCH Figure 3 Example of Final Cut BRANCH TO BE CUT Do not cut material that is directly overhead When it falls it may cause operator injury BLADE TOWARDS LATERAL BRANCH WILL LEAVE EDGE FLUSH WITH LATERAL BRANCH NO STUB LEFT Figure 2 Example of Lateral Branch Cut STAN LEY PR41 User Manual 13 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 OFF position when coupling or uncoupling hydraulic tools Failure to do so may result in damage to the quick couples and cause overheating of the hydrau lic 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 recommend
21. ration See the Parts Illustration for location of marks which identify the tool as an OC or CC tool CHECK TOOL 1 Make sure all tool accessories are correctly in stalled Failure to install tool accessories properly can result in damage to the tool or personal injury There should be no signs of leaks 3 The tool should be clean with all fittings and fasten ers tight 4 The tool must be periodically inspected for electric insulation quality to ensure that it has kept its origi nal factory quality per OSHA 100 kV A requirement CHECK TRIGGER MECHANISM 1 Check that the trigger operates smoothly and is free to travel between the ON and OFF positions 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 hose couplers on the tool It is a good prac tice to connect the return hose first and disconnect it last to minimize or avoid trapped pressure within the saw motor 3 Observe flow indicators stamped on hose couplers to be sure that oil will flow in the proper direction The female coupler is the inlet coupler 12 gt PR41 User Manual NOTE The pressure increase in uncoupled hoses left in the sun may result in making them difficult to connect When possible connect the free ends of operating hoses together OPERATING PROCEDURES IMPORTANT READ AND BECOME FAMILIAR WITH THE SECTIONS IN THIS MANUAL ON
22. s or qualified line clearance arborist trainees shall be assigned to work where an electrical hazard exists Qualified line clear ance arborist trainees shall be under the direct supervi sion of qualified line clearance arborist A second qualified line clearance arborists or line clear ance arborist trainees shall be within vision or voice communication during line clearing operations aloft when line clearance arborists or line clearance arborist trainees must approach closer than 10 feet 3 05 me ters to any energized electrical conductor in excess of 750 volts primary conductor or when 1 Branches or limbs being removed cannot first be cut with a pole pruner pole saw to sufficiently clear electrical conductors so as to avoid contact 2 Roping is required to remove branches or limbs from such electrical conductors This does not ap ply to individuals working on behalf of or employed by electrical system owners operators engaged in line clearing operations incidental to their normal occupation Qualified line clearance arborists and line clearance arborist trainees shall maintain minimum approach dis tances from energized electrical conductors in accor dance with Table 1 All other arborists shall maintain a minimum approach distance from energized electrical conductors in accor dance with Table 2 Branches hanging on an energized electrical conductor shall be removed using non conductive equipment Table 1
23. 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 PR41 User Manual 3 Safety symbols and signal words as shown below are used to emphasize all operator maintenance and repair 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 whi
24. stick Damaged trigger guard Have repaired by authorized dealer Tool reverse plumbed to the system Correctly connect the pressure and return lines Valve spool or spool bore scored by Have repaired by authorized dealer contaminated hydraulic fluid Pruner cuts poorly Blade is dull Replace with sharp blade Pruner is running backwards Check direction of blade cut Correct direction is for blade to cut when squeezing the trigger Blade should be retracted when not squeezing the trigger System relief valve set too low Check system relief and adjust relief valve to crack open at 2100 psi Piston seal leaks or piston or cylinder Have inspected and repaired by is damaged authorized dealer Hydraulic oil leaks between Seals worn or piston rod worn Have repaired by authorized dealer valve handle and outer tube handle High back pressure Determine cause of high back pressure in return line and remove restriction STAN LEY PR41 User Manual 4 15 Ebenen Ee ee eene er 2 1 4 inch 5 7 cm cut Pressure Range note co ee reete b e d Reed d Y vea uu eet d eu ver tr d ee dr Ve A 1000 2000 psi 70 140 bar Maximum AA nennen en enhn nenne ten AE AEE A a nnn n nnn n nnns 250 psi 17 bar Flow Range avd A ss 3 9 gpm 11 34 Ipm ers me oateeendcaecdae ste EES 3 8 NPT Female Pipe Thread Connect Size and Type tirer e a aaadeeciasadane 3 8 in NPT x 3 8 in NPT Male Pipe Hex Nipple Hose adio eee PEE No aen
25. ujog el e 0 6 001 92 ez S 9 p ainssaid au uunjoJ daay 0 papualul ase suon SLL OOSZ ujog OL EIS S 0 dn Gz 0 dn cSL 9 p epuawiwoses eseu wdi ejnuiu Jed say SYOLONGNOD T1VOIN123 T3 YVAN ISN LON OQ plejg 19014 10 pesg 9JIM SOH SAHINPUOJ wid6 amuiw sed suojje6 uo peseq syjBua SSL WEG ujog OL 8 e 0j dn oL 0j dn ve SL 6 p SSOY SNOMEA JO sJejeulelp esou uunuululuu syonJj 3exong Ain 103 preg 4eqi4 SOH 9ANINPUOJ UON penne pepueuluio29J SMOUS 1uBu y 0 yeu oul avg ISd uinjoy sseid WIN HONI SYILIN 1333 Nd Nd9 suonepueululo29M eunssaJg BUIYIOM UNA 3sn JajaweIg episu syjbBua7 esoH MO UO SOH UDO o1jneipAH 03 JOO STANLEY 10 PR41 User Manual HTMA 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 at max expected ambient temperature Min cooling capacity at a temperature difference of between ambient and fluid temps NOTE TOOL TYPE TYPE I 4 6 gpm 15 23 Ipm 1500 psi 103 bar TYPE II 7 9 gpm 26 34 Ipm 1500 psi 103 bar 2100 2250 psi 145 155 bar 2100 2250 psi 145 155 bar 250 psi 17 bar 250 psi 17 bar 400
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