Ogura HBC-313 Instruction Manual
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15TROUBLE SHOOTINGPROBLEMC u t t e r R o d w i l l n o textend.Insufficient power to cutrebar.Oil leaks.Motor not working.Motor slow or erratic.CAUSEInsufficient oilCutter Rod has not returned completelydue to build up of debris between CutterRod and Bar Holder.Cutter Rod has not returned completelydue to damage to the Cutter Rod.Cutter Rod has not returned completelydue to loose or damaged Cutter RodBlade.Cutter Rod has not returned completelydue to weak Return Spring.Insufficient oilReturn Valve, not properly seated orseating damaged.Return Valve damaged.Incorrect clearance between Cylinder andPiston.Check Valve not properly seated orseating damaged.Urethane Packing, damaged or broken.Oil Leveller Bladder, damaged or broken.Cutter Rod/Bar Holder, O-Ring damaged;Rod/ Bar Holder surface, grooved.Cylinder/Bar Holder, O-Ring damaged.Cylinder/Pump Case, Gasket damaged.Bar Cutter/Cylinder/Pump Case, flangebolts loose.Voltage incorrect.Carbon brushes worn.Armature, damaged or open circuit.Armature bearings, damaged or broken.SOLUTIONTop up oil (Refer to “Adding Oil”)Manually push back Cutter Rod.Remove debris and clean.Replace Cutter Rod.Tighten Blade bolts.Replace Cutter Rod Blade.Replace Return Spring.Top up oil (Refer to “Adding Oil”)Clean tip of Return Valve and seating.Remove any scratches from seating.Replace.Replace Piston (Note: different sizepistons available)Clean Check Valve and seating.Replace.Replace.Replace.Replace Back-Up Ring and O-ring.Replace Cutter Rod/Bar HolderReplace O-ringReplace.Tighten bolts.Correct.Replace.Replace.Replace bearings.NOTE: The internal components of the pump and piston area have very close tolerances and are sensitive todamage from dust, dirt, contamination of the hydraulic fluid or improper handling. The disassembly of thepump housing requires special tools and training, and should only be attempted by qualified repair personnelthat have been properly trained and have the right tools. The improper servicing of electrical components canlead to conditions that could cause serious injury. The pump, piston components and all electrical parts shouldbe serviced only by authorized repair shop, dealer or distributor.WARNING: Unplug tool from the power source before troubleshooting. |
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