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OPERATION MANUAL
Before attempting to operate this machine, read and fully understand
the contents of this Operation Manual. Make yourself familiar with
safety instructions, controls, servicing and maintenance of the
machine. Operators must also read through the engine manual which
is separately provided by the engine manufacturer.
ORIGINAL INSTRUCTIONS
WOOD CHIPPER
ES151GH/GHB
221201
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Related Manuals for OHASHI ES151GH
Summary of Contents for OHASHI ES151GH
- Page 1 Operation Manual. Make yourself familiar with safety instructions, controls, servicing and maintenance of the machine. Operators must also read through the engine manual which is separately provided by the engine manufacturer. ORIGINAL INSTRUCTIONS WOOD CHIPPER ES151GH/GHB 221201...
- Page 2 INTRODUCTION To operate this machine most comfortably and effectively, it is essential for you to perform daily checks and regular inspection, servicing and maintenance jobs. This can be likened to your medical check-up. To keep the machine in optimum condition at all times and prevent accident and injury, carry out daily checks and servicing on a routine basis.
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Page 3: Table Of Contents
CONTENTS SAFETY INSTRUCTIONS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ 1 DECALS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ USE OF THIS MACHINE AND SPECIFICATIONS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ NAME OF THE COMPONENT PARTS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ PRE-OPERATING CHECKLISTS ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ HOW TO OPERATE MACHINE ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ STARTING THE ENGINE ・・・・・・・・・・・・・・・・・・・・・・・・・・ 16 ROTOR CLUTCH ・・・・・・・・・・・・・・・・・・・・・・・・・・・ 22 HOW TO DRIVE THE MACHINE ・・・・・・・・・・・・・・・・・ 17 FEED SWITCH ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・... -
Page 4: Safety Instructions
SAFETY INSTRUCTIONS 7. Never operate the machine alone. This CAUTION machine must be operated by two or more operators. 1. This operation manual must be retained within easy access of operators. Operators must be 8. Never attempt to touch the muffler and surroundings during operation because it careful not to lose or damage the operation manual. -
Page 5: Decals
DECALS Before attempting to operate the machine, read these decals and fully understand the instructions and meaning. If any decal is worn, damaged, illegible or missing, obtain new one from our dealers. Safety decals must be placed to their proper location as indicated below. For locations of other decals, see the following photographs and illustrations and affix them to their respective places. - Page 6 DECALS Before attempting to operate the machine, read these decals and fully understand the instructions and meaning. If any decal is worn, damaged, illegible or missing, obtain new one from our dealers. Safety decals must be placed to their proper location as indicated below. For locations of other decals, see the following photographs and illustrations and affix them to their respective places.
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Page 7: Safety Bar
Push the safety bar in to de-activate the feed roller so that the feed roller no longer move. IDENTIFICATION The details of Ohashi inc., the CE mark and PLATE the specific details of the machine purchased. ES151GH 490kg 17.1kW... - Page 8 DECALS The hydraulic hoses are dangerous and should HYDRAULIC not be touched. Do not touch the hydraulic hoses and their connections to the hydraulic pump, hydraulic motor and hydraulic tank. Refer to "Re-fueling" section in this user manual for more safety information. BEFORE Before starting the engine perform the following to maintain the machine in good condition.
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Page 9: Feed Roller
DECALS The area around the machine should be checked SAFE AREA thoroughly before operating the machine. Check around the machine before use. Check for things you may not see from the operators control area. Be careful not to damage the crawlers or the transmission by driving into holes or over obstacles. - Page 10 DECALS ROTOR The rotor lock pin can be used to secure the rotor reducing the risk of injury from rotating knives. When performing maintenance on the rotor, on the knives or when clearing out the rotor the rotor lock pin can be used to prevent injury from rotating knives.
- Page 11 DECALS Moving parts here will cut flesh and cause CUTTING PARTS serious injury if touched by a persons hands or other body parts. Do not remove safety covers while the engine is on or moving parts have not yet stopped. The muffler is hot during and after operation.
- Page 12 DECALS SAFETY WEAR Read the user manual, and wear helmet, ear protectors, eye protectors, gloves and non-snag clothing before using the machine. 18 SOUND LABELS Sound labels display the sound levels which users are likely to be exposed to. Users must use ear protection equipment when operating this machine and must insist other people close to the machine also wear ear protectors.
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Page 13: Feed Switch
DECALS The feed switch controls the movement of the 21 FEED SWITCH feed roller. Move the switch to OUT to reverse the direction of the feed roller so that material is ejected out of the hopper. Move the switch to the STOP area to stop the feed roller movement. - Page 14 DECALS CRUSHING Be careful to avoid being crushed by the machine. Be careful not to have your feet or other body parts crushed under the moving crawlers. Be careful not to be crushed while driving the machine between the machine and another object. Be careful not to drive the machine at a dangerous speed on a slope or on a slope which is too steep or the machine may tip and crush you.
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Page 15: Use Of This Machine And Specifications
Do not use the machine in any other way than its intended use. SPECIFICATIONS Description Wood chipper / shredder Model No. ES151GH / GHB Overall LengthxWidthxHeight (mm) In use - 2420x720x1560 In transport - 1650x720x1610 Weight (kg) Drive Belt clutch, V-belt Max. -
Page 16: Name Of The Component Parts
NAME OF THE COMPONENT PARTS See the machine with your own eyes and identify each component. Hoisting Point Feed Box Rotor Cover Chip Reflector Hopper Shooter Safety Bar Release Lever Right Turning Control Safety Guard Lever Right Side Cover 1 Brake Handle Right Side Cover 3 Low Dispatch Unit... -
Page 17: Pre-Operating Checklists
PRE-OPERATING SAFETY CHECKLIST To prevent injuries and fire hazards, comply strictly with the following instructions. BEFORE STARTING ENGINE AND ACTIVATING RUBBER CRAWLERS 1. All safety and operating sections of User Manual MUST have been read, understood and applied where applicable. 2. - Page 18 PRE-OPERATING MACHINE CHECKLIST To keep machine in top working condition, comply strictly with the following instructions. 1. CLEAN air cleaner. 2. CHECK engine oil level, cleanliness and for any spillage (SE grade or above). ※ 1 3. CHECK for cracks and / or wear on the chipper knives. 4.
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Page 19: How To Operate Machine
HOW TO OPERATE MACHINE 4. Turn the fuel cock to "OPEN" DANGER OPEN Read the Pre-Operating Safety Checklist and Pre-Operating Machine Checklist CLOSE before starting the engine. Fuel cock Whenever the terms "Right", "Left", "Forward" and "Reverse" are used in this manual, they indicate the directions from the operator facing forward looking into the hopper. -
Page 20: How To Drive The Machine
HOW TO OPERATE MACHINE HOW TO DRIVE THE MACHINE HOW TO STOP THE MACHINE CAUTION 1 1. Turn the throttle lever to the LOW position Prevent materials getting caught between the and slow down the machine speed. crawler wheels and rubber crawlers or damage to the transmission may occur. -
Page 21: Adjusting The Throttle
HOW TO OPERATE MACHINE ADJUSTING THE THROTTLE TURNING THE MACHINE CAUTION 1 1. To turn the machine to the left hand side, When adjusting the throttle, ensure grip the left turning control lever under the that the surroundings are clear of obstacles handle. -
Page 22: Loading, Unloading & Slopes
HOW TO OPERATE MACHINE LOADING, UNLOADING & SLOPES WARNING 1 If using a truck / trailer with a roof, ensure that the DANGER operator does not breath exhaust gas when starting the engine to load / unload machine from the truck / trailer. Ensure adequate ventilation. WARNING 2 DANGER Loading and unloading should be carried out... -
Page 23: Hoisting The Machine
HOW TO OPERATE MACHINE HOISTING THE MACHINE CAUTION 1 CAUTION 2 When hoisting the machine maintain the correct The hoisting point is designed only to lift the balance, and ensure your hoisting apparatus can weight of the machine. Ensure the hoisting point maintain the weight of the machine. -
Page 24: Position The Shooter
HOW TO OPERATE MACHINE CHIPPING OPERATIONS POSITION THE LOW DISPATCH UNIT DANGER 1. Read the Pre-Operating Safety Checklist DANGER 1 and Pre-Operating Machine Checklist before When using the low dispatch unit the yellow starting the chipping operation. safety guard must be fixed in position. 2. - Page 25 HOW TO OPERATE MACHINE POSITION THE LOW DISPATCH UNIT (cont.) ROTOR CLUTCH 4. Position the safety guard in position and secure with CAUTION 1 bolts. If blower gets clogged with the rotor clutch lever still in the ON position the rotor and blower belts may be damaged.
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Page 26: Feed Roller Operation
HOW TO OPERATE MACHINE FEED ROLLER OPERATION DANGER 1. Do not place hands or feet near the feed roller at any time. 2. Do not attempt to remove materials stuck in the feed roller directly with your hands. FEED SWITCH 3. - Page 27 HOW TO OPERATE MACHINE FEED ROLLER SAFETY BAR DISENGAGE FEED ROLLER SAFETY BAR 1. Pu ｌｌ the safety bar release lever to release The feed roller saftey bar allows the user to stop the feed roller in an emergency and if necessary without the feed roller safety bar.
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Page 28: Flow Controller
FEED ROLLER CLOGGING PREVENTION ※ Flow controller is for ES151GHB only and To prevent clogging during chipping operations: an option for ES151GH. 1. Begin chipping operations only when the engine Adjust the feeding speed of the feed roller manually is running at full throttle. -
Page 29: Changing Screens
CHANGING SCREENS START CHIPPING WORK OPERATIONS ※ Extra screen is only attached to ES151GHB and After reading and understanding all the an option for ES151GH. instructions in this "How to Operate Machine" section you may commence chipping operations. WARNING 1... -
Page 30: Engine Will Not Start
HOW TO OPERATE MACHINE FEED ROLLER CLOGGING RELEASE 7. Lightly and carefully rotate the rotor manually to DANGER check it is revolving freely without obstruction. Ensure the engine and chipping components have come to a complete stop before attempting 8. Close and secure the rotor cover. to release any clogged material from the machine. -
Page 31: Regular Maintenance
REGULAR MAINTENANCE Cutting Edges DANGER Edge 1 25 hrs 1. Before any inspection or maintenance: Alternate edge (Turn) a) Switch Rotor Clutch Lever - OFF Edge 2 25 hrs b) Put Brake Handle - DOWN Sharpen both edges and use again c) Switch Feed Switch - STOP d) Switch Engine OFF and remove key Note: Sharpen approx. -
Page 32: Remove & Affix Knives
REGULAR MAINTENANCE If chipper or counter knives becomes dull, it can cause REMOVE & AFFIX KNIVES - COUNTER KNIFE clogging, extra noise, and rotor overloading. Check knives regularly for damage, cracks or dullness. If the counter knife becomes dull, chipping or chipping efficiency is reduced. - Page 33 REGULAR MAINTENANCE 4. Remove the rotor lock pin and rotate the rotor KNIFE ADJUSTMENT (IMPORTANT) slowly by hand until the chipper knife base meets the counter knife (Refer to the second After removing or affixing either chipper or counter knives clearance between the chipper knife and picture below.).
- Page 34 REGULAR MAINTENANCE 8. Set the rotor lock pin and turn, flip or change 11. Rotate the rotor slowly by hand again to chipper knives. Lightly fasten the 4 fixing bolts make sure that the chipper knives don't hit on both two knives. the counter knife and there is a gap approxmately 0.5 mm.
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Page 35: Remove & Affix Shredder Knives
REGULAR MAINTENANCE REMOVE, TURN & AFFIX SHREDDER KNIVES 6. As described above at 4, put 2 shredder knives When the shredder knives become blunt, turn them so and 3 spacers on the left side of the shredder that the sharp corner of the knife is hitting the infeed knife shaft. -
Page 36: Re-Fueling
REGULAR MAINTENANCE RE-FUELING DRAINING GASOLINE DANGER 1. NEVER remove safety covers or refuel with engine on, parts still moving or machine still hot. 2. Never smoke while handling fuel or when servicing engine. Do not handle fuel or service engine near naked flames or uncovered electrical lighting. -
Page 37: Hour Meter
REGULAR MAINTENANCE HOUR METER When performing regular maintenance of the machine take note of the hour meter so that inspections are performed regularly. OIL CHANGE Refer to the diagrams below for guidance. Oil type Capacity Oil Change Interval Engine SF, SG, After first 5 hrs. -
Page 38: Hydraulic Hose
REGULAR MAINTENANCE HYDRAULIC TANK OIL HYDRAULIC HOSE 1. Replenish the hydraulic tank with ISOVG 46 oil or Before using the machine ensure all the hoses, an equivalent viscosity. pipes and attachments acting as a medium for the hydraulic oil are in good condition and do not 2. -
Page 39: Transport Clutch Adjustment
REGULAR MAINTENANCE TRANSPORT CLUTCH ADJUSTMENT Belt Holder Bolts WARNING NEVER have safety covers off with engine on. It is very dangerous if the transport clutch does not work properly. Stop machine if you feel abnormal movement. 1. Remove the middle and back side covers on the right side of the machine per the picture below. -
Page 40: Parking Brake
REGULAR MAINTENANCE PARKING BRAKE (b) Remove M3 screws x 3, seal / gasket It is very dangerous that the parking brake does without damaging it and then the brake unit. not work properly. Immediately stop operating the machine when you feel abnormal conditions and carry out the adjustment mentioned below. - Page 41 REGULAR MAINTENANCE ROTOR CLUTCH d) Lastly check the belts tension by putting the rotor to ON (with engine OFF) and push lightly If rotor belt tension weakens, engine power is not with your finger into the middle of the belt as transmitted efficiently.
- Page 42 REGULAR MAINTENANCE 3. Replacement of Rotor Belt g) When all the adjustments are completed, place the covers on the machine and fit tightly. In the case where adjustments of the engine position, rotor clutch wire do not result in the CAUTION correct tension of the rotor belt and / or the rotor If letters are printed on the rotor belt, attach...
- Page 43 REGULAR MAINTENANCE RUBBER CRAWLER CAUTION 1 Re-tighten the crawler tension within first 10-20 Rubber crawler tension must be checked regularly. hours operation. Especially, when the machine is new, the rubber crawlers extend quickly due to following reasons: CAUTION 2 - When the rubber crawlers are new, they extend The crawler tension on both sides should be quickly.
- Page 44 REGULAR MAINTENANCE BATTERY WARNING As shown below, remove the bolts securing the 1. Never turn over, incline, drop or give shock to metal guide panel and the front panel and open it, battery. to get access to the battery. 2. Be careful of static electricity. Touch a metallic thing with your hand to release static electricity before use.
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Page 45: Battery Maintenance
REGULAR MAINTENANCE BATTERY MAINTENANCE 6. Charge battery using one of the ways below. Follow the indication regards to charger in the When doing maintenance, stop the engine and remove manual provided by the battery maker: the ignition key. a) Don’t charge fast when engine starter doesn’t rotate. -
Page 46: Engine
REGULAR MAINTENANCE 3. Remove the seal tape on the drain plug and ENGINE apply a new seal tape. ※ Wind a seal tape on the plug for 2.5 or Please refer to the engine manufacturer's 3 times in a clockwise direction. manual. - Page 47 REGULAR MAINTENANCE 3. Cleaning and adjusting the spark plug 5. Cleaning the air cleaner (1) If the spark plug is blackened by carbon deposit., The air inlet in the cleaner is an important remove the carbon deposit using plug cleaner or component that sucks in cooled air for wire brush.
- Page 48 REGULAR MAINTENANCE 7. Daily check Before driving the engine, do the check out as follows. Check cleanliness in air cleaner element. Check fuel level. Check for safety around the Check for unusual vibration and Check for loose or damaged bolts. Check engine oil level and Check for oil and fuel leaks.
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Page 49: Lubrication Chart
LUBRICATION CHART (Lubrication Points) refer to picture Lithium Grease Machine oil information ※ Very Important Blower Bearing Unit (Left & Right Sides) Crawler Left & Right Sides ※ Very Important Brake Handle Engine Engine oil - 46 -... - Page 50 LUBRICATION CHART (Lubrication Points) refer to picture Lithium Grease Machine oil information Rotor Cover ※ Very Important Hydraulic Tank Rotor Bearing Unit Hopper Hydraulic Oil Rotor Clutch Lever Rotor Bearing Unit Gasoline Tank Transmission Gasoline Gear Oil - 47 -...
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Page 51: Track Roller Greasing Instructions
Track Roller Greasing Instructions Every 3 months Instructions Tools Process 1 Grease nipple bolt 2 Track roller fixing bolt Ｈ１７ Spanner 3 Track roller fixing bolt removed Ｈ１７ Spanner Use a spanner to remove the bolt 4 Grease nipple bolt installed Ｈ１７... - Page 52 Track Roller Greasing Instructions Instructions Process Tools 6 The grease nipple bolt is removed. Ｈ１７ Spanner Use the spanner and remove the grease nipple bolt. 7 Track roller fixing bolt Ｈ１７ Spanner Using the spanner affix the track roller fixing bolt to the track roller. 8 Application is finished Complete steps 2 ～...
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Page 53: Tightening Nuts & Bolts
TIGHTENING NUTS & BOLTS CAUTION Before operating the machine, check i ｆ the parts are well fastened. Feed Roller Arm Fixed Bolts Engine Fixed Bolts Blower Bearing Unit Fixed Nuts Rotor Bearing Unit Fixed Crawler Wheel fixing bolts - 50 -... -
Page 54: Servicing After Operation/Long Term Storage
SERVICING AFTER OPERATION/LONG TERM STORAGE SERVICING AFTER OPERATION 1. Follow the following steps to prepare for servicing and maintenance. (a) Shift the brake handle down. (b) Move the rotor clutch lever to OFF position (c) Turn the fuel cock to CLOSE position. Components to clean. -
Page 55: Long Term Storage
SERVICING AFTER OPERATION/LONG TERM STORAGE LONG TERM STORAGE 1. Fuel If gasoline in the engine has not been treated with a fuel stabilizer, it must be drained from the tank, Fuel can become stale when stored over 30 days. the carburetor and other fuel system as following. Stale fuel causes acid and gum deposits to form in the fuel system or on essential carburetor parts. - Page 56 SERVICING AFTER OPERATION/LONG TERM STORAGE 2. Cleaning and lubrication ACCESSORY TOOL LIST 1. Pour oil and lubricant on and in all other parts of the Check if you have all accessory tools needed. machine that require it per the lubrication chart after <<...
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Page 57: List Of The Consumable Parts
LIST OF CONSUMABLE PARTS Life Spare parts Part number Remarks (per unit) Main Body Chipper knife 11106220000 300 hrs Knife x2, bolt x8, spring washer x8, Chipper knife set 11106220000S 300 hrs plain washer x8, nut x8 Knife x1, bolt x3, spring washer x3, Counter knife set 11126320000 800 hrs... -
Page 58: Troubleshooting
TROUBLESHOOTING Stop the engine before inspecting. Problems Probable causes Remedial actions Add fuel (1) Empty fuel tank (2) Fuel is not suctioned into Check suction carburetor and fuel strainer. the combustion chamber (3) Wrong engine starting Refer to "Starting the Engine". procedures If water is trapped in the fuel filter, remove the carburetor and fuel strainer to drain the water. - Page 59 TROUBLESHOOTING ~FEED ROLLER CHECK~ FEED ROLLER DOES NOT ROTATE. When the feed roller does not rotate forward: Check points Causes Solutions 1) Engine power Too low. Throttle wire loose. Turn throttle to increase power & tighten throttle wire. 2) Feed Switch Defective Replace it 3) Control box wires...
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Page 60: Maintenance Schedule
REGULAR MAINTENANCE Maintenance Schedule Daily hours hours hours months Clean air cleaner. Check engine and transmission oil level, cleanliness and for any spillage Check for cracks and / or wear on the knives. Clean engine and rubber crawlers. Retighten the bolts of the knives. Check fuel level. -
Page 61: Noise Test
NOISE TEST CAUTION 1 Wear ear protection at all times when using the machine. People in close proximity to the machine should also wear ear protection to protect from ear damage. The Guaranteed Sound Power Level for this machine was recorded at 116dB (Lwa). -
Page 62: Machine Dimensions
MACHINE DIMENSIONS -59-... -
Page 63: Hydraulics Diagram
HYDRAULICS DIAGRAM Hydraulic Pump & Hydraulic Electromagnetic Valve & Hydraulic Tank Flow Controller Hydraulic Motor -60-... -
Page 64: Electronic Wiring Diagram
ELECTRONIC WIRING DIAGRAM Board Power IN Feed Switch Control Unit Feed Switch Feed Mode Switch Safety Lever Stop Reset Back Power Forward Back Mode Left SW Right SW 8 pole Down (Momentary) Down Down Control Box No Stress Circuit Board MR 10A Control IN crimp Board Power IN... -
Page 65: Ce Declaration Of Conformity
FAX +81-952-44-3137 We declare, under our solo responsibility, that the product: Product: Wood Chipper Model: ES151GH Serial No. Range: 00101 ~ 00XXX to which this declaration relates complies with the provisions of following European Directives: - Directive 2006/42/EC on Machinery;... -
Page 66: Warranty Statement
The warranty is applicable only to the following: - Machine parts which are damaged or faulty from a cause for which Ohashi is responsible, and require replacing, as well as any other machine parts which as a consequence of the aforementioned damaged or faulty parts, require replacing for the effective operation of the machine. -
Page 67: Just In Case Of Emergency
JUST IN CASE OF EMERGENCY ● Preparation before starting operation ・ Just in case, clearly write up telephone numbers of medical institution and fire ・ Where to contact ・ Where to contact station (also to call an ambulance) in ・ Today's work plan Hospital ・... - Page 69 Ohashi Inc. 401 Sakimura, Chiyoda, Kanzaki, Saga 842-0065, Japan JAPAN TEL ： +81 952 44 3135 E-MAIL ： global@ohashi-inc.com www.ohashi-inc.com...
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