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Operating Instruction/Maintenance Instruction
Original Operating Instructions
DR7
Rammer
S/N 101 924 09 1001>
DL8 204 41 EN
© 08/2022

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Summary of Contents for Dynapac DR7

  • Page 1 Operating Instruction/Maintenance Instruction Original Operating Instructions Rammer S/N 101 924 09 1001> DL8 204 41 EN © 08/2022...
  • Page 2 WARNING: Breathing diesel engine exhaust exposes you to chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Always start and operate the engine in a well-ventilated area. If in an enclosed area, vent the exhaust to the outside. Do not modify or tamper with the exhaust system.
  • Page 3: Table Of Contents

    Table of contents Table of contents Introduction............................7 1.1 Foreword............................8 1.2 Machine type plate and engine type plate................10 Technical data............................11 2.1 Noise and vibration data......................14 2.1.1 Noise data..........................14 2.1.2 Vibration data..........................14 Concerning your safety........................15 3.1 Basic prerequisites........................
  • Page 4 Table of contents 3.9.6 After maintenance work......................32 3.10 Repair............................33 3.11 Signage............................34 3.12 Safety Components........................38 Indicators and control elements......................39 4.1 Operating hour meter/engine rpm-meter.................. 40 Checks prior to start up........................41 5.1 Notes on safety........................... 42 5.2 Visual inspections and function tests..................
  • Page 5 Table of contents 8.9.6 Checking, adjusting the engine speed..................83 8.9.7 Replacing the starter rope......................86 8.9.8 Changing the oil in the rammer foot................... 88 8.10 As required..........................90 8.10.1 Cleaning the machine......................90 8.10.2 Checking, cleaning the spark plug................... 90 8.10.3 Measures prior to extended shut-down period.................
  • Page 6 Table of contents...
  • Page 7: Introduction

    Introduction Introduction...
  • Page 8: Foreword

    For your own personal safety you should only use original parts from Dynapac. For your machine we offer service kits to make maintenance easier. In the course of technical development we reserve the right for technical modifications without prior notification.
  • Page 9 Introduction – Foreword The above notes do not constitute an extension of the warranty and liability conditions specified in the general sales and delivery conditions of Dynapac GmbH. We wish you successful work with your Dynapac machine.
  • Page 10: Machine Type Plate And Engine Type Plate

    Introduction – Machine type plate and engine type plate 1.2 Machine type plate and engine type plate Please enter here: Machine type (1): Made by Designation Type Serial number (2): Nominal Power Operating Mass Year of Construction Serial-No. Ammerländer Str. 93 D-26203 Wardenburg Made in Germany B-924-0001...
  • Page 11: Technical Data

    Technical data Technical data...
  • Page 12 Technical data Dimensions B-541-0063 Fig. 3 1030 (13.8) (40.6) (28.7) (13.2) (11.0) Dimensions in millimetres (Dimensions in inch) Weights Basic weight (146) (lbs) Operating weight (148) (lbs)
  • Page 13 Technical data Travel characteristics Max. working speed m/min (66) (ft/min) Max. surface coverage (3616) Step height (2.76) (in) Drive Engine manufacturer Honda Type GX 100 Cooling Number of cylinders Displacement Rated power SAE J 1349 (3.1) (hp) Rated speed 4200 Exciter system Drive system mechanical...
  • Page 14: Noise And Vibration Data

    Technical data – Noise and vibration data 2.1 Noise and vibration data The following noise and vibration data were determined in accord- ance with the following guidelines under equipment specific condi- tions and by using harmonized standards: EU Machine Directive edition 2006/42/EU Noise Emission Directive 2000/14/EU, Noise Protection Direc- tive 2003/10/EU Vibration Protection Directive 2002/44/EU...
  • Page 15: Concerning Your Safety

    Concerning your safety Concerning your safety...
  • Page 16: Basic Prerequisites

    Concerning your safety – Basic prerequisites 3.1 Basic prerequisites 3.1.1 General This machine has been built in compliance with the latest technical standard and complies with the applicable regulations and tech- nical rules. However, dangers for persons and property may arise from this machine, if: it is used for purposes other than the ones it is intended for, it is operated by untrained personnel,...
  • Page 17: Personal Protective Equipment

    Concerning your safety – Basic prerequisites CAUTION! Danger of injury if failing to comply! Sections marked accordingly indicate a dangerous situation that could lead to fatal or severe injuries, if this warning is disregarded. NOTICE! Danger of material damage if failing to comply! Sections marked accordingly indicate possible dangers for machines or components.
  • Page 18: Intended Use

    Concerning your safety – Basic prerequisites Safety goggles They protect the eyes against airborne particles and squirting fluids. Face protection This protects the face against airborne particles and squirting fluids. Hard hat This protects the head against falling parts and injuries. Hearing protection This protects against extreme noise.
  • Page 19: Improper Use

    Concerning your safety – Basic prerequisites 3.1.5 Improper use Dangers may arise from the machine when it is used for purposes other than the one it is intended for. Any danger caused by improper use is the sole responsibility of the operating company or driver/operator, the manufacturer cannot be made liable.
  • Page 20: Definition Of Responsible Persons

    Concerning your safety – Definition of responsible persons 3.2 Definition of responsible persons 3.2.1 Operating company The operating company is the natural or juridical person who uses the machine or in who's name the machine is used. The operating company must make sure that the machine is only used for the purpose it is intended for and in strict compliance with the safety regulations mentioned in these operating and mainte- nance instructions.
  • Page 21 Concerning your safety – Definition of responsible persons have made himself familiar with the operation of the machine, be physically and psychologically able to drive and operate the machine. Persons under the influence of alcohol, medication or drugs are not allowed to operate, service or repair the machine.
  • Page 22: Basic Safety Regulations For Safe Operation

    Concerning your safety – Basic safety regulations for safe operation 3.3 Basic safety regulations for safe operation 3.3.1 Remaining dangers, remaining risks Despite careful work and compliance with standards and regula- tions it cannot be ruled out that further dangers may arise when working with and handling the machine.
  • Page 23: Handling Fuels And Lubricants

    Concerning your safety – Handling fuels and lubricants 3.4 Handling fuels and lubricants 3.4.1 Preliminary remarks The operating company must ensure that all professional users have read and follow the corresponding safety data sheets for the individual fuels and lubricants. Safety data sheets provide valuable information about the following characteristics: name of substance...
  • Page 24: Safety Regulations And Environmental Protection Regulations For Handling Gasoline

    Concerning your safety – Handling fuels and lubricants 3.4.2 Safety regulations and environmental protection regulations for handling gas- oline DANGER! Danger to life caused by explosive gas-air mix! – Do not allow petrol to come in contact with hot components. –...
  • Page 25: Safety Regulations And Environmental Protection Regulations For Handling Fuel Stabiliser

    Concerning your safety – Handling fuels and lubricants 3.4.3 Safety regulations and environmental protection regulations for handling fuel stabiliser WARNING! Danger of burning by ignited fuel stabilizer! – Do not allow fuel stabilizer to come in contact with hot components. –...
  • Page 26: Safety Regulations And Environmental Protection Regulations For Handling Oil

    Concerning your safety – Handling fuels and lubricants 3.4.4 Safety regulations and environmental protection regulations for handling oil WARNING! Danger of burning by ignited oil! – Do not allow oil to come into contact with hot components. – Smoking and open fire are prohibited! –...
  • Page 27: Loading/Transporting The Machine

    Concerning your safety – Loading/transporting the machine 3.5 Loading/transporting the machine Make sure that persons are not endangered by the machine tipping or sliding off. Do not use damaged or in any other way impaired lashing points. Always use appropriate lifting and lashing means on the lifting and lashing points.
  • Page 28: Start Up Procedure

    Concerning your safety – Start up procedure 3.6 Start up procedure 3.6.1 Prior to starting up Use only machines which are serviced at regular intervals. Become acquainted with the equipment, the indicators and control elements, the working principle of the machine and the working area.
  • Page 29: Operation

    Concerning your safety – Operation 3.7 Operation 3.7.1 Persons in the danger area Before taking up work, also after breaks, you should always con- vince yourself that the danger zone is free of persons or obstruc- tions. Give warning signals, if necessary. Stop work immediately if per- sons remain in the danger zone, despite the warning.
  • Page 30: Refuelling

    Concerning your safety – Refuelling 3.8 Refuelling Do not inhale any fuel fumes. Refuel only with the engine shut down. Do not refuel in closed rooms. No open fire, do not smoke. Keep away from ignition and heat sources. Apply measures against electrostatic charging. Do not spill any fuel.
  • Page 31: Maintenance Work

    Concerning your safety – Maintenance work 3.9 Maintenance work 3.9.1 Preliminary remarks Always carry out the prescribed maintenance work and mainte- nance measures on time in order to maintain the safety, opera- tional readiness and long service life of the machine. The machine must only be serviced by qualified personnel author- ised by the operating company.
  • Page 32: After Maintenance Work

    Concerning your safety – Maintenance work 3.9.6 After maintenance work Reassemble all guards and protections.
  • Page 33: Repair

    Concerning your safety – Repair 3.10 Repair Identify a defect machine with a warning sign. Only operate the machine after it has been repaired. When replacing safety relevant components, only original spare parts must be used. Repairs must only be performed by an expert/qualified person.
  • Page 34: Signage

    Concerning your safety – Signage 3.11 Signage Keep stickers and signage in good and legible condition and comply with their meaning. Replace damaged and illegible stickers or signage immediately. OPERATION STOP 3600 - 4200 min 1-2 MINUTEN WARNING 1850 - 2000 min California Proposition 65 Warning 3-6 Sec.
  • Page 35 Concerning your safety – Signage Warning sticker - Follow operating instructions Fig. 7 Warning sticker - Do not inhale exhaust gases Do not operate inside closed areas. Fig. 8 Warning sign - Fire hazard Fill up with fuel only when engine is stopped and has cooled down. Fig.
  • Page 36 Concerning your safety – Signage Instruction sticker - Wear ear defenders Fig. 11 Information sticker - Lifting point Fig. 12 Information sticker - Lashing point Fig. 13 Information sticker - Guaranteed sound capacity level Fig. 14...
  • Page 37 Concerning your safety – Signage Information sticker - pre-tensioned spring Fig. 15 Brief operating instructions OPERATION STOP 3600 - 4200 min 1-2 MINUTEN 1850 - 2000 min 3-6 Sec. 3850 - 4200 min 1-2 MINUTEN Max: 0,3 l 18.3 in Low Oil Level = No Start B-DEC-0323 Fig.
  • Page 38: Safety Components

    Concerning your safety – Safety Components 3.12 Safety Components B-541-0165 Fig. 18 Heat protection cover...
  • Page 39: Indicators And Control Elements

    Indicators and control elements Indicators and control elements...
  • Page 40: Operating Hour Meter/Engine Rpm-Meter

    Indicators and control elements – Operating hour meter/engine rpm-meter Fig. 19 Engine oil level warning lamp Engine stop switch Throttle lever Recoil starter Choke lever 4.1 Operating hour meter/engine rpm-meter Description of the operating sequences and operating possibilities Ä Chapter 6.5 ‘Operating hour meter/engine rpm-meter’ on page 56.
  • Page 41: Checks Prior To Start Up

    Checks prior to start up Checks prior to start up...
  • Page 42: Notes On Safety

    Checks prior to start up – Notes on safety 5.1 Notes on safety If the following tests reveal damages or other defects, the machine must not be operated, until these deficiencies have been corrected. Do not operate the machine with defective indicators and control elements.
  • Page 43: Visual Inspections And Function Tests

    Checks prior to start up – Visual inspections and function tests 5.2 Visual inspections and function tests Check the condition of the fuel tank and fuel lines and for leaks. Check the bolted connections are tight and secure. Check the machine for contamination and damage. Check the hydraulic oil cooler for dirt.
  • Page 44: Daily Maintenance

    Checks prior to start up – Daily maintenance 5.3 Daily maintenance 5.3.1 Checking the engine oil level NOTICE! Danger of engine damage! – +Use only oil of the permitted specification Ä Chapter 8.2.1 ‘Engine oil’ on page 65. The engine cannot be started if the engine oil level is too low.
  • Page 45: Checking The Rubber Buffers

    Checks prior to start up – Daily maintenance NOTICE! Danger of engine damage! – Monitor the entire refuelling process. – Contaminated fuel can cause malfunction or even damage of the engine. If necessary, fill in fuel through a screen filter. –...
  • Page 46 Checks prior to start up – Daily maintenance...
  • Page 47: Operation

    Operation Operation...
  • Page 48: Adjusting The Guide Handle

    Operation – Adjusting the guide handle 6.1 Adjusting the guide handle Adjust the guide handle to the size of the operator using the holes (A) and (B): (A) - Bottom guide handle position (B) - Top guide handle position Ä Chapter 6.4 ‘Parking the machine Park the machine safely in secured condition’...
  • Page 49: Starting The Engine

    Operation – Starting the engine 6.2 Starting the engine Exhaust fumes contain toxic substances and can damage your health, cause unconsciousness or even death. WARNING! Danger of poisoning by exhaust gases! – Do not inhale exhaust gases. – Avoid operation in closed or partly closed rooms, or ensure adequate ventilation when working in trenches.
  • Page 50 Operation – Starting the engine Set the throttle lever to position “MAX”. B-541-0204 Fig. 27 Close the choke. Always close the choke to start the engine when it is cold and when it is warm. B-541-0007 Fig. 28 Pull the rope by the starter handle, until resistance can be felt.
  • Page 51 Operation – Starting the engine CAUTION! Danger of injury caused by uncontrolled machine movement! – Keep your feet clear of the tamper foot plate. – Always hold on to a running machine. – Always keep an eye on a running machine.
  • Page 52 Operation – Starting the engine If the recoil starter is frequently operated with the choke closed, the engine will draw in too much fuel and will be unable to start ( Ä Chapter 10.3 ‘What to do if the engine has flooded’ on page 101).
  • Page 53: Work Mode

    Operation – Work mode 6.3 Work mode Guide the machine only by the guide handle. Guide the machine so that your hands do not hit against solid objects. For longer work breaks you should always park the machine in Ä Chapter 6.4 ‘Parking the machine in secured secured condition condition’...
  • Page 54 Operation – Work mode To achieve uniform running you should actuate the throttle lever within the working range, depending on soil condition and density. ð Working range = 3600 to 4200 min If the machine jumps out of rhythm on heavily compacted soil, you may need to slightly change the engine speed and/or inclination of the machine.
  • Page 55: Parking The Machine In Secured Condition

    Operation – Parking the machine in secured condition 6.4 Parking the machine in secured condition Set the throttle lever to “MIN” position (idle speed). NOTICE! Danger of engine damage! – Do not shut down the engine all of a sudden from full load speed, but let it idle for about two minutes.
  • Page 56: Operating Hour Meter/Engine Rpm-Meter

    Operation – Operating hour meter/engine rpm-meter 6.5 Operating hour meter/engine rpm-meter Engine off Pressing the function key (1) switches between operating hours, hour counter and maintenance indicator Engine on Engine speed From a remaining time of two hours until the next maintenance, the maintenance indicator appears for approx.
  • Page 57 Operation – Operating hour meter/engine rpm-meter Resetting the maintenance indi- Shut down the engine. cator / hour counter Press the function key (1) until the maintenance indicator or the hour counter appears. Press the function key for three seconds. ð The maintenance indicator is reset to 100 hours. The hour counter is reset to zero hours.
  • Page 58 Operation – Operating hour meter/engine rpm-meter...
  • Page 59: Loading / Transporting The Machine

    Loading / transporting the machine Loading / transporting the machine...
  • Page 60: Loading The Machine

    Loading / transporting the machine – Loading the machine 7.1 Loading the machine Loads may only be attached and hoisted by an expert/qualified person. Do not use lashing points that are damaged or impaired in any way. Only use lifting and lashing tackle with sufficient load-bearing capacity for the weight to be loaded.
  • Page 61 Loading / transporting the machine – Loading the machine WARNING! Danger of burning on hot components! – Wear your personal protective equipment (protective gloves, protective clothing). – Avoid touching hot components. Lay the machine on the rollers. B-541-0211 Fig. 44...
  • Page 62: Lashing The Machine To The Transport Vehicle

    Loading / transporting the machine – Lashing the machine to the transport vehicle 7.2 Lashing the machine to the transport vehicle Do not use lashing points that are damaged or impaired in any way. Always use appropriate lashing tackle at the lashing points. Use lashing tackle only in the specified loading direction.
  • Page 63: Maintenance

    Maintenance Maintenance...
  • Page 64: Preliminary Remarks And Safety Notes

    Maintenance – Preliminary remarks and safety notes 8.1 Preliminary remarks and safety notes DANGER! Danger to life caused by an operationally unsafe machine! – The machine must only be serviced by quali- fied and authorized personnel. – Follow the safety regulations for maintenance Ä...
  • Page 65: Fuels And Lubricants

    Maintenance – Fuels and lubricants 8.2 Fuels and lubricants 8.2.1 Engine oil 8.2.1.1 Oil quality The following engine oil specifications are permitted: Engine oils for four-stroke engines acc. to API-classification SJ or higher Avoid mixing of engine oils. 8.2.1.2 Oil viscosity Since engine oil changes its viscosity with the temperature, the ambient temperature at the operating location of the engine is of utmost importance when choosing the viscosity class (SAE-class).
  • Page 66: Gear Oil Sae 75W-90

    Maintenance – Fuels and lubricants 8.2.2.2 Fuel stabilizer If the machine is only occasionally used (if it is out of use for longer than four weeks), mix in the correct amount of fuel stabilizer directly after you have purchased fresh fuel. The fuel stabilizer has a limited shelf life.
  • Page 67: List Of Fuels And Lubricants

    Maintenance – List of fuels and lubricants 8.3 List of fuels and lubricants Assembly group Fuel or lubricant Spare parts Filling quantity number Summer Winter Observe the level mark! Engine oil SAE 10W-30 0.3 l Ä Chapter 8.2.1 ‘Engine oil’ Specification: (0.08 gal us) on page 65...
  • Page 68: Running-In Instructions

    Maintenance – Running-in instructions 8.4 Running-in instructions 8.4.1 General information When commissioning new machines, the running-in instructions listed in this chapter must be carried out after the specified oper- ating hours. The maintenance work listed must be carried out in addition to the regular maintenance intervals.
  • Page 69: Maintenance Table

    Maintenance – Maintenance Table 8.5 Maintenance Table Maintenance works Page Daily maintenance 5.3.1 Checking the engine oil level 5.3.2 Checking the fuel level; topping up fuel 5.3.3 Checking the rubber buffers Weekly 8.6.1 Checking, cleaning the air filter Monthly 8.7.1 Checking the tamper foot Semi-annually 8.8.1...
  • Page 70: Weekly

    Maintenance – Weekly 8.6 Weekly 8.6.1 Checking, cleaning the air filter NOTICE! Danger of engine damage! – Do not start the engine after having removed the air filter. – Do not let dirt drop into the air duct. – Do not continue using a damaged or soiled air filter.
  • Page 71 Maintenance – Weekly Attach the foam rubber insert (2) to the air filter cover (3). Fasten the paper insert (1) and air filter cover to the housing and tighten the fastening screws (4), tightening torque: 2.3 Nm (1.7 ft·lbf). Fig. 49 Assemble the left hand engine guard again.
  • Page 72: Monthly

    Maintenance – Monthly 8.7 Monthly 8.7.1 Checking the tamper foot NOTICE! Components may get damaged! – Use only oil of the permitted specification Ä Chapter 8.3 ‘List of fuels and lubricants’ on page 67. Protective equipment: Working clothes Safety shoes Protective gloves Ä...
  • Page 73 Maintenance – Monthly Retighten 4 screws (1) on the tamper foot plate; tightening 60-70 Nm torque: 60 - 70 Nm (44 - 52 ft·lbf). B-541-0092 Fig. 53 Retighten 5 screws (1) on the tamper foot plate; tightening torque: 15 Nm (11 ft·lbf). 15 Nm B-541-0096 Fig.
  • Page 74: Semi-Annually

    Maintenance – Semi-annually 8.8 Semi-annually 8.8.1 Changing the engine oil NOTICE! Danger of engine damage! – Change the oil only with the engine at oper- ating temperature. – Use only oil of the permitted specification Ä Chapter 8.2.1 ‘Engine oil’ on page 65. Ä...
  • Page 75: Annually / Every 100 Operating Hours

    Maintenance – Annually / every 100 operating hours 8.9 Annually / every 100 operating hours 8.9.1 Checking, adjusting the valve clearance NOTICE! Danger of engine damage! We recommend to have this work carried out by trained personnel or our after sales service. –...
  • Page 76 Maintenance – Annually / every 100 operating hours Checking, adjusting the valve clear- Valve clearance: ance Intake valve (IN) 0.15 mm (0.006 in) Exhaust valve (EX) 0.20 mm (0.008 in) Unscrew the fastening screws for the cylinder head cover. Fig. 58 NOTICE! Components may get damaged! –...
  • Page 77 Maintenance – Annually / every 100 operating hours Measure the valve clearance with a feeler gauge (2). To adjust the valve hold the valve adjustment screw (1) and loosen locking nut (3). Turn the valve adjustment screw in or out, as required. Retighten the locking nut, tightening torque: 8 Nm (6 ft·lbf).
  • Page 78: Replacing The Spark Plug

    Maintenance – Annually / every 100 operating hours Screw M6x8 Screw M6x16 with washer 8.9.2 Replacing the spark plug NOTICE! Danger of engine damage! – Do not use spark plugs with incorrect heat value. Recommended spark plugs: CR5HSB DENSO U16FSR-UB Protective equipment: Working clothes Protective gloves...
  • Page 79: Replacing The Fuel Filter

    Maintenance – Annually / every 100 operating hours 8.9.3 Replacing the fuel filter Protective equipment: Working clothes Protective gloves Ä Chapter 6.4 Park the machine in secured condition ‘Parking the machine in secured condition’ on page 55. Set the engine stop switch to position "OFF". ð...
  • Page 80: Cleaning The Fuel Strainer

    Maintenance – Annually / every 100 operating hours NOTICE! Danger of engine damage! – Ensure that the air filter is not damaged. Screw the air filter cover tightly back in. Assemble the left hand engine guard again. Dispose of fuel and filter in an environmentally friendly way. Fig.
  • Page 81 Maintenance – Annually / every 100 operating hours Open the fuel valve (engine stop switch in position “ON”) and collect the escaping fuel. B-541-0069 Fig. 71 Disassemble the screws (2) and engine stop switch (1). B-541-0099 Fig. 72 Remove the fuel valve (2) and seal (1). Clean the screen and check for damage.
  • Page 82: Replacing The Air Filter

    Maintenance – Annually / every 100 operating hours Connect the fuel hose to the fuel valve (2) with the hose clamp (1). B-541-0080 Fig. 75 Close the fuel valve (engine stop switch in position “OFF”). Dispose of fuel in line with environmental regulations. B-541-0066 Fig.
  • Page 83: Checking, Adjusting The Engine Speed

    Maintenance – Annually / every 100 operating hours Unscrew fastening screws (4) and remove air filter cover (3). Remove the foam rubber insert (2) from the air filter cover. Take the paper insert (1) out of the housing. NOTICE! Danger of engine damage! –...
  • Page 84 Maintenance – Annually / every 100 operating hours Checking the engine speed Protective equipment: Hearing protection Safety shoes CAUTION! Danger of injury caused by uncontrolled machine movement! – Keep your feet clear of the tamper foot plate. – Always hold on to a running machine. –...
  • Page 85 Maintenance – Annually / every 100 operating hours Set the throttle lever to position “MAX”. After approx. 30 to 40 seconds read the max. speed from the engine speedometer. If necessary, adjust the idle speed or maximum speed as required. B-541-0207 Fig.
  • Page 86: Replacing The Starter Rope

    Maintenance – Annually / every 100 operating hours Assemble the left hand engine guard again. B-541-0146 Fig. 86 8.9.7 Replacing the starter rope Protective equipment: Working clothes Protective gloves Park the machine safely Ä Chapter 6.4 ‘Parking the machine in secured condition’ on page 55. Allow the engine to cool down.
  • Page 87 Maintenance – Annually / every 100 operating hours If the starter rope is broken or the coil is swivelled back: Before installing the rope, turn the coil (3) 5 turns anti- clockwise and align the rope openings (2) with the coil and housing (1).
  • Page 88: Changing The Oil In The Rammer Foot

    Maintenance – Annually / every 100 operating hours Pipe clamp Screw M6x12 with washer Screw M6x8 Screw M6x16 with washer 8.9.8 Changing the oil in the rammer foot NOTICE! Components may get damaged! – Drain tamper foot oil only at operating tempera- ture.
  • Page 89 Maintenance – Annually / every 100 operating hours Tilt the machine backward and collect running out oil. Stand the machine on its foot again and secure it against tip- ping over. Clean the drain plug and screw it in with sealing agent (low- strength, e.g.
  • Page 90: As Required

    Maintenance – As required 8.10 As required 8.10.1 Cleaning the machine NOTICE! Components may get damaged! Dirty operating conditions, particularly lubrication oil and fuel deposits on the cooling fins of the engine and the cooling air intake opening have an adverse effect on the cooling of the engine.
  • Page 91: Measures Prior To Extended Shut-Down Period

    Maintenance – As required Pull off the spark plug connector (1). Clean the area around the spark plug. Unscrew the spark plug with a 16 mm spark plug spanner (2). Fig. 98 Check the condition of the spark plug, clean if necessary. In case of excessive combustion residues or burned off elec- Ä...
  • Page 92 Maintenance – As required Use fuel stabilizer or empty the fuel tank completely. Using fuel stabilizer Mix fresh fuel with fuel stabilizer (follow the instructions of the manufacturer). Empty the fuel tank and fill it with the prepared fuel mix. Start the engine and run the machine for approx.
  • Page 93 Maintenance – As required Crank the engine several times with the recoil starter to dis- tribute the oil in the cylinder. Screw the spark plug back in. Pull the starter rope until resistance can be felt. ð Valves are closed so that no moisture can enter into the cylinder.
  • Page 94 Maintenance – As required...
  • Page 95: Setting Up / Refitting

    Setting up / refitting Setting up / refitting...
  • Page 96: Changing The Tamper Foot Plate

    Setting up / refitting – Changing the tamper foot plate 9.1 Changing the tamper foot plate Only use genuine spare parts when changing the tamper foot plate to a different width. Protective equipment: Protective gloves Working clothes Park the machine safely Ä...
  • Page 97: Troubleshooting

    Troubleshooting Troubleshooting...
  • Page 98: Preliminary Remarks

    Troubleshooting – Preliminary remarks 10.1 Preliminary remarks Malfunctions are frequently caused by incorrect operation of the machine or insufficient maintenance. Whenever a fault occurs you should therefore thoroughly read these instructions on correct operation and maintenance. If you cannot locate the cause of a fault or rectify it yourself by fol- lowing the trouble shooting chart, you should contact our customer service department.
  • Page 99: Engine Malfunctions

    Troubleshooting – Engine malfunctions 10.2 Engine malfunctions Malfunction Possible cause Remedy Engine does not Fuel tank empty Check, fill up if necessary start Fuel system clogged Clean the fuel screen in the tank Replacing the fuel filter Check the fuel screen in the carburettor Have checked by qualified expert per- sonnel Set the engine stop switch to position...
  • Page 100 Troubleshooting – Engine malfunctions Malfunction Possible cause Remedy Throttle cable incorrectly adjusted Have checked by qualified expert per- sonnel Air filter clogged Replace the air filter Engine oil level too high Check the engine oil level, if necessary drain off engine down to the "MAX" mark Clean the air intake Have checked by qualified expert per- sonnel...
  • Page 101: What To Do If The Engine Has Flooded

    Troubleshooting – What to do if the engine has flooded 10.3 What to do if the engine has flooded WARNING! Loss of hearing caused by too high noise bur- dens! – Wear your personal protective equipment (ear protection). Protective equipment: Hearing protection Safety shoes Set the engine stop switch to position “OFF”.
  • Page 102 Troubleshooting – What to do if the engine has flooded Operate the recoil starter 10 to 20 times. B-GEN-0083 Fig. 109 Set the engine stop switch to position “ON”. CAUTION! Danger of injury caused by uncontrolled machine movement! – Always hold on to a running machine. –...
  • Page 103 Troubleshooting – What to do if the engine has flooded Cleaning the spark plug Protective equipment: Working clothes Protective gloves Safety goggles Tool: 16 mm spark plug spanner Pull off the spark plug connector (1). Unscrew the spark plug with a 16 mm spark plug spanner (2).
  • Page 104 Troubleshooting – What to do if the engine has flooded...
  • Page 105: Disposal

    Disposal Disposal...
  • Page 106: Final Shut-Down Of Machine

    Disposal – Final shut-down of machine 11.1 Final shut-down of machine After the machine has reached the end of its service life, the indi- vidual components of the machine must be disposed of properly. Observe national regulations! Carry out the following work and have the machine dismantled by a state-approved recycling company.

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