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Summary of Contents for Portek Ultra Mk4
- Page 1 Hydraulic autoclamp Read and fully understand the instructions before operating chainsaw sharpener the Portek Ultra Mk4 Operators Handbook portek.co.uk...
- Page 2 Before you start READ AND UNDERSTAND THIS MANUAL FULLY BEFORE OPERATING THE ULTRA Mk4 This user manual accompanies this chainsaw sharpener and contains important information on setup and handling. Before using the equipment, read the user manual carefully. This particularly applies to the safety notes.
- Page 3 Dispose appliances according to the regulation and requirement of the local council. Essential Equipment for Your Protection The Chainmaster Ultra Mk4 sharpener complies with all current safety standards. For your safety you must wear full protection as specified below. Eye protection Hand protection Eye protection to EN166 –...
- Page 4 Ultra Mk4...
- Page 5 Chain thickness adjuster Grinding wheel cover Chain setting wheel Grinding wheel guard CONTENTS Before you start Safety introduction Ultra Mk4 main features 4 - 5 General safety information 6 - 7 Sharpener safety 8 - 9 Assembly Set up and operation...
- Page 6 General Safety Information Read all safety warnings. Failure to follow the warnings may result in serious injury or even death. 1. Keep children and bystanders away while operating a power tool. Distractions cause a loss of control. 2. Check for signs of wear or damage, before using the tool and after any impact, and repair as necessary.
- Page 7 General Safety Information 3. Personal Safety • Stay alert, watch what you are doing and use common sense when operating a power tool. Do not use a power tool while you are tired or under the influence of drugs, alcohol or medication. A moment of inattention while operating power tools may result in serious personal injury.
- Page 8 Sharpener Unit Safety Safety Warnings for Chainsaw Sharpener • Do not force the power tool. Use the correct power tool for your application. The correct power tool will do the job better and safer at the rate for which it was designed. Do not use the power tool if the switch does not turn it on and off.
- Page 9 Before Each Use Before Each Use Inspect the whole condition of the sharpener for good working condition. Check the grinding disc for damage prior to installation. Wear the proper protective equipment including compliant eye protection, compliant dust protection. Do not use grinding wheels that have a max RPM less than the marked RPM rating on the tool.
- Page 10 Assembly Initial Assembly and Bench Mounting Assembly and mounting must be performed with the sharpener unplugged! Always unplug the sharpener before doing any work on it (cleaning, disc replacement, etc.) The sharpener is delivered assembled. Carefully cut the cable tie that is used to compress the unit in the box The sharpener is designed to be bench mounted.
- Page 11 Set up Ultra Mk4 Adjustments The Ultra Mk4 is infinitely adjustable to allow many types of chains to be sharpened correctly. Before starting, the chain cutting angles need to be checked, there is a typical specifications table on page 17: Adjust the angle of the grinding disc head by slackening locking knob.
- Page 12 Setting up to sharpen Adjust the vice angle to suit the specfication of the CHAIN THICKNESS chain to be sharpened. One set of teeth can be sharpened with the vice angle set at the correct setting then the vice rotated to the same angle on the other scale.
- Page 13 6. Bring the grinding wheel down without the unit running to check position and angle. Once satisfied, after raising the grinding wheel, switch on the Ultra MK4 and then sharpen that tooth. Check that the tooth has sharpened completely, adjusting the chainstop if necessary.
- Page 14 Changing the Grinding Wheel WARNING: Before adjusting the unit, make sure the machine is switched ‘OFF’ at the power supply to prevent unintended starting. 1. To change or fit a replacement grinding wheel, remove the socket screw from the grinding wheel housing.
- Page 15 Sharpening hints Before beginning to sharpen a chain please carefully read the following hints • A chain consists of several cutter links, drive links and tie straps. The cutter links consist of the cutting tooth and the depth gauge. • The pitch of the chain is measured in inches.
- Page 16 Sharpening hints • The filing angle must be equal for all cutting teeth. The angle has to be approximately 25° - 35° according to the chain type. The chain consists of left and right teeth. Left Right • Sharpening teeth to unequal blade lengths can cause a side drift when sawing; resulting in unwanted inclined saw cuts.
- Page 17 Useful chain data...
- Page 18 Dressing stone Dressing Stone and Gauge The Ultra Mk 4 includes a block of coarse carborundum for dressing worn or unbalanced wheels especially where they have become dished or rounded by continuous use. Just hold it against the stone for a short time and it is returned to pristine condition.
- Page 19 Chain gauge Setting the chain depth setting Put the chain in the vice jaws, with a cutter link up against the chain stop and turn the adjuster to position the link under the wheel. Turn the adjustment knob to position the chain stop centrally with the chain.
- Page 20 Parts List PT NO. DESCRIPTION PT NO. DESCRIPTION Handle Tension Spring Hex Nut M6 Positioning Plate Motor Holder Small Pressure Spring B Switch Bolt M6x65 Adjusting Bolt M8 Locating Rod Adjusting Nut M8 Hex Nut M6 Rubber Washer M8 Socket Head Screw M8x35 Tension Spring Socket Head Screw M5x10 Shaft Sleeve...
- Page 21 Technical Data & Troubleshooting Technical data Voltage 230v - 50HZ Power 300W - 1.3A Net weight 6.8kgs No load speed 3000rpm Grinding wheel dia 145mm Grinding wheel thickness 3.2mm, 4.7mm and 6.3mm. Main Unit Do not dispose of electrical appliances as unsorted municipal waste, use separate collection facilities.
- Page 22 Declaration of Conformity EC Declaration of Conformity Portek Ltd, Bryn Hall, Knolton Bryn, Overton on Dee,Wrexham, LL13 0LF declare that the machinery named below conforms to the requirements of EC Council Machinery Directive, Annex II Designation of Machinery: Portek Ultra Mk4 Chainsaw Sharpener...
- Page 23 Notes...
- Page 24 Portek Ltd. Bryn Hall, Knolton Bryn Overton-on-Dee Wrexham, LL13 0LF Tel: 01234 889 454 Fax: 01234 889 464 General enquiries 1120 ©2020 Portek Ltd Email: info@portek.co.uk...
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