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1. Always use the dead man s switch when operating the system The dead man s switch must never be set deliberately in an interlocked or blocked position which could hamper the safety release of the switch Only use Pinovo Blasting Grit in the appropriate size preferably sizes F16 to F46 Blasting of oil contaminated parts may result in contaminated surfaces clogged abrasive and or malfunctioning of the equipment Valves must be opened slowly to allow seal to function correctly and to give a Safe operation Never operate the PiWalk while wearing loose hanging chains hanging ID Security badges or garments Never start the PiWalk before its hoses are properly secured and safely located The PiWalk should be properly maintained and stored when not in use to avoid damage to parts Always consider the workplace access and risk factor prior to installation Always connect the hoses with safety line to fixed structure if working above 2 meters free fall PiWalk User Manual 3 Pinovo AS reserves the right to make changes due to technical improvements Photos may differ from actual product Non binding document ER pInNovo HSE in process Quality in surface The following illustration shows the different parts of the PiWalk version 1 Article Number 11286 Wear rubber assembly Square nut Screw M6x30 Screw M6x60 Nut M6 Adapt2. out or damaged the adapter needs to be replaced with a new one Using a worn out adapter can cause dust leakage high noise levels and may result in damage to other parts or the surroundings PiWalk User Manual 5 Pinovo AS reserves the right to make changes due to technical improvements Photos may differ from actual product Non binding document 2 pInNovo HSE in process Quality in surface Use of wear parts not supplied by Pinovo and or other repair methods may compromise function and operational safety Before changing the adapter ensure that the system cannot be started for example by either e Depressurizing the system PiSys or e Disconnecting the dead man twin hose The adapters can be released from the tool by pressing the snaps an pulling the adapter from the housing The following adapters are available for the PiWalk closed loop grit blasting tool 11419 PiWalk Adapter Flat To be used on flat surfaces in combination with the Elat V ES PiWalk closed loop grit blasting tool 11420 PiWalk Adapter Flat XL To be used on flat surfaces in combination with the Elat V ES PiWalk closed loop grit blasting tool Provides more stability than the PiWalk FLAT adapter but has a larger footprint In case you need adapters for additional surface geometries please contact your local Pinovo representative Adapters can be ordered by contacting your local Pinovo repres
3. E Ea 950 x 350 x 1010 with handle bar Nozzle Type 9 5 mm Fan nozzle E ATEX conformity CE amp 1126 IIA T4 i Main Office Pinovo UK Visit Sanddalsringen 3 NO 5225 Nesttun Visit Postal C O AquaTerra Group Postal PO Box 154 NO 5828 Bergen AquaTerra House Tofthills Ave Midmill Business Park Kintore Aberdeen AB51 OQP Country Norway Country Scotland Phone 47 907 55 500 Phone 44 7551 891 818 www pinovo com PiWalk User Manual 9 Pinovo AS reserves the right to make changes due to technical improvements Photos may differ from actual product Non binding document
4. PiWalk Version 1 User Manual Release 29 01 2015 Closed Loop Grit Blasting pinove HSE in process Quality in surface Any person intending to operate this equipment or any person intending to be in the vicinity during its operation must receive proper training Do not operate this equipment before reading and completely understanding all the warnings cautions operating procedures and instructions contained in this manual Do also read and understand the manual of the Pinovo closed loop blasting and recycling unit PiSys and other relevant tools used with this equipment The PiWalk Version 1 is a walk behind closed loop grit blasting tool to be used with PiSys closed loop blasting and recycling unit The tool is primarily intended for blast cleaning of medium sized horizontal steel structures The surface is blast cleaned by using fused brown alumina as blasting medium White Metal surface cleanliness according to SA 3 ISO 8501 1 and SSPC SP5 can be easily achieved in addition to an anchoring profile up to 110 um Furthermore the Pinovo closed loop grit blasting method inherently delivers feathered edges ideally suited to spot blasting and high quality coating repair Another advantage of Pinovo grit blasting tools is the closed loop circulation system covering the entire treatment process The result is complete elimination of discharges related to the work as well as excellent utili
5. Walk the Blast head MUST be placed against the surface that is intended for blasting You must NEVER place your hand or fingers underneath the Blast Head of the PiWalk You must NEVER point the Blast Head of the PiWalk at yourself or anybody else To be used with Pinovo Blasting Grit size F16 F46 Recommended process parameters PiSys 100 e Blast pressure 4 5 5 bar e Suction pressure 8 bar e Grit feed 4 turns To achieve full abrasive and dust recovery the blast head must be in tight contact with the surface at all times Do not apply excessive force that may cause the adapter brush to bend into the abrasive flow Make straight even passes To start blast cleaning with the PiWalk activate the dead man s handle When stopping pausing the blast operation release the dead man s handle Wait until the system has come to a complete stop no grit passing through before lifting the blast head off the blast area The PiWalk closed loop grit blasting tool in combination with the PiSys blast and recycling unit Pinovo hoses and Pinovo Blasting Grit is approved for operation in potentially explosive atmospheres ATEX zone 1 and zone 2 see also chapter 6 in case the adapter wear rubber is worn out it should be replaced by the additional wear rubber supplied in the adapter package in case the brushes and or the main adapter part are worn
6. d release the nozzle 15 and suction hose 14 Remove worn out wear rubber assembly 1 and insert the new wear parts Align glued connection of the wear part assembly 1 with the upper rim of the housing 11 as indicated by the arrows Wear rubber parts for PiWalk version 1 are not compatible with wear rubber parts for PiWalk version 3 For an overview of the parts of PiWalk version 3 Article Number 11286V3 see User Manual PiWalk Version 3 PiWalk User Manual 7 Pinovo AS reserves the right to make changes due to technical improvements Photos may differ from actual product Non binding document HSE in process Quality in surface Align upper end of wear rubber assembly as indicated on the left Insert nozzle 15 and suction hose 14 and assemble main housing 10 11 Fasten screws 3 If necessary insert the remaining rubber part Attach handle assembly 9 and wheel suspension assemble 7 The PiWalk tool should be inspected at least every working shift for accumulation of dust inside the tool as significant amounts of dust might impair proper functioning Dust layers on hot surfaces may also act as an ignition source for potentially explosive atmospheres The PiWalk closed loop grit blasting tool can be used in potentially explosive atmospheres zone 1 subgroup IIA T4 and zone 2 for treatment of steel surfaces The compliance with the re
7. entative or directly via Pinovo s website http www pinovo com spares requisition html Please use the article number provided in this manual for your orders The 76 mm suction hose connected to the PiWalk housing is to be checked prior to every start up and needs to be replaced when worn out Contact your local Pinovo representative Only use original replacement hoses supplied by Pinovo PiWalk User Manual 6 Pinovo AS reserves the right to make changes due to technical improvements Photos may differ from actual product Non binding document Ep pInNovo HSE in process Quality in surface The wear rubber inside the PiWalk housing see Chapter 3 No 1 needs to be inspected frequently at least every working shift In case the rubber thickness is reduced to less than 1 5 mm the wear rubber should be replaced For ordering the PiWalk Wear Rubber Kit Article Number 11291 contact Pinovo services In order to exchange the wear rubber parts please follow the instruction given below Detach wheel suspension assembly 7 from main housing 10 11 by removing the four screws 8 as shown on the left Detach handle assembly 9 from main housing 10 11 by removing the two screws 4 Remove adapter 6 Remove the three screws 3 to open the main housing 10 11 Use a knife or another pointed tool to cut loose the wear rubber assembly 1 Open main housing an
8. er see chapter 4 Wheel suspension assembly Screw M8 amp x16 9 Handle assembly 10 Left housing 11 Right housing 12 Handle 13 Label 14 Antistatic suction hose CON DOM HBP WN e 15 Fan nozzle Not all parts of PiWalk version 1 and 3 are compatible For an overview of the parts of PiWalk version 3 Article Number 11286V3 see User Manual PiWalk Version 3 Before using the PiWalk perform a visual inspection ensuring that all parts are in place and in good condition Before fastening the adapter to the PiWalk ensure that either e The system PiSys is depressurised e The dead man twin hoses are disconnected Ensure that all hoses and connections are properly fastened Make sure that all hoses are earthed all the way from the PiSys unit to the blast head To fasten the adapter place it flush to the opening of the housing and push it towards the housing to snap it into place PiWalk User Manual 4 Pinovo AS reserves the right to make changes due to technical improvements Photos may differ from actual product Non binding document Ep PINOQVO HSE in process Quality in surface Put the adapter wearing rubber in place if necessary It is very important that this is done properly otherwise the grit will wear out the adapter and the housing very quickly It is also important to change the wearing rubber in time When starting to work with the Pi
9. hat a safe work environment is provided Any use outside the sphere of application specified by Pinovo is not approved Such use any failure to comply with the instructions given herein or any modification of the product without the explicit written consent of Pinovo will invalidate the warranty and Pinovo refuses to accept liability In addition to information on installation and operation this instruction manual may contain WARNINGS and CAUTIONS pertaining to user safety A WARNING indicates a potentially hazardous situation which if not avoided could result in death or serious injury A CAUTION indicates a potentially hazardous situation which if not avoided may result in minor or major injury Do not attempt to operate this tool until you have read and understood all safety precautions and instructions listed in this manual INCORRECT OPEARATION OF THIS UNIT CAN CAUSE SERIOUS INJURY 2 1 Warnings Enclosed blasting equipment may cause serious injury protect hands feet eyes and hearing Show outmost care when connecting and operating the system ALWAYS THINK SAFETY FIRST o Wear PPE at all times when operating the PiWalk The type of respiratory protection should be considered depending on material being removed e g lead based coatings Do not use closed loop grit blasting tools on surfaces of unknown thickness or temperatures above 70 C without proper risk assessment Before starting t
10. he PiWalk ensure that all fixing screws bolts and fittings are mounted correctly and securely tensioned Also ensure that whip checks and safety pins are used for all hose connections and hook ups Check all hoses for damage before starting the system Check for wear inside the PiWalk regularly Change adapters regularly Clean PiWalk from dust inside regularly PiWalk User Manual 2 Pinovo AS reserves the right to make changes due to technical improvements Photos may differ from actual product Non binding document Ep pInNovo HSE in process Quality in surface Do not repair or replace any portion of Pinovo equipment using components that are not original Pinovo replacement parts or _ components that are not approved by Pinovo Do not cut obstruct restrict or pinch pneumatic control lines Doing so could prevent the proper activation and deactivation of the remote control system resulting in the release of high speed media and compressed air The use of this product for any purpose other than originally intended or altered from its original design is prohibited You must NEVER place your hand or fingers underneath the Blast Head or point the Blast Head of the PiWalk at yourself or anybody else while the system is pressurised 2 2 Cautions Never install remove or perform any maintenance on the PiWalk when the system is pressurized
11. quirements of the European Directive ATEX 94 9 EC is provided for use in combination with e anATEX conform PiSys closed loop grit blasting unit grounded according to instruction e antistatic Pinovo suction and blast hoses e Pinovo Blasting Grit up to size F16 Pinovo cannot affirm compliance with the requirements of the European Directive ATEX 94 9 EC if the PiWalk tool is used in combination with other blasting equipment other hoses and or other blasting media PiWalk User Manual 8 Pinovo AS reserves the right to make changes due to technical improvements Photos may differ from actual product Non binding document 2 pINQVO HSE in process Quality in surface The following accessories are available for working with the PiWalk tool PiWalk Hose Ergonomic Relief Harness The ergonomic relief harness can be used during work with the PiWalk closed loop grit blasting tool The suction and blast hoses can be attached to the harness in order to ease the operators work For more information please contact your local Pinovo representative PiTrolley The PiTrolley can be used to support suction and blast hoses during operation of the PiWalk tool This will improve maneuverability of the tool and will relief the operators strain during operation For more information please contact your local Pinovo representative 500 x 248 x 350 Size Lx W x H mm excluding hoses
12. zation of the blasting medium Brown fused aluminum oxide circulates in the system and may be re used up to 15 times reducing media consumption and waste generation up to 85 compared to conventional dry abrasive blasting technologies In addition the operators are never in direct contact with the actual blasting and waste material which is collected automatically in the integrated waste management system No significant clean up or further work is required after the Pinovo preparation process the surface is ready for painting or other post treatment The low noise and dust free Pinovo surface preparation process minimizes the impact on surrounding trades and equipment The PiWalk has different adapters see Chapter 4 PiWalk User Manual 1 Pinovo AS reserves the right to make changes due to technical improvements Photos may differ from actual product Non binding document 2 pINQVO HSE in process Quality in surface The products described in this manual are intended for knowledgeable experienced users of abrasive blasting equipment It is the responsibility of the user to ensure that proper training has been completed and to have the relevant certificates from the Pinovo training program www picademy no It is the responsibility of the users to familiarize themselves with the appropriate laws regulations and safe practices that apply to these products and materials that may be used with these products and t
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