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Fayat Group DYNAPAC DRP25D Original Operating Instructions

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Operating Instruction/Maintenance Instruction
Original Operating Instructions
DRP25D
Reversible plate
S/N 101 925 43 1001>
DL8 207 04 EN
© 03/2021

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Summary of Contents for Fayat Group DYNAPAC DRP25D

  • Page 1 Operating Instruction/Maintenance Instruction Original Operating Instructions DRP25D Reversible plate S/N 101 925 43 1001> DL8 207 04 EN © 03/2021...
  • 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......................13 2.1.1 Noise data..........................13 2.1.2 Vibration data..........................14 Concerning your safety........................15 3.1 Basic prerequisites........................
  • Page 4 Table of contents 3.9.5 Measures for longer shut-down periods..................33 3.9.6 After maintenance work......................33 3.10 Repair............................34 3.11 Signage............................35 3.12 Safety components........................39 Indicators and control elements......................41 4.1 Machine............................42 4.1.1 Recoil starter..........................42 4.1.2 Starter switch..........................43 4.1.3 Warning buzzer for engine oil pressure..................
  • Page 5 Table of contents 8.5.2 After 25 operating hours......................74 8.6 Maintenance Table........................75 8.7 Weekly............................76 8.7.1 Checking, cleaning the air filter....................76 8.7.2 Checking and cleaning the water separator................78 8.8 Semi-annually..........................79 8.8.1 Battery service........................... 79 8.9 Annually............................81 8.9.1 Changing the engine oil and cleaning the oil filter..............
  • Page 6 Table of contents DRP25D...

  • Page 7: Introduction

    Introduction Introduction DRP25D...

  • Page 8: Foreword

    Introduction – Foreword 1.1 Foreword These operating and maintenance instructions are part of your machine. They provide necessary information to operate your machine safely and properly. They also contain information on required operating, maintenance and repair measures. Carefully read the operating and maintenance instructions before taking your machine into operation.
  • 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. DRP25D...

  • 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 DRP25D...
  • Page 12 Technical data Dimensions B-695-0038 Fig. 3 1030 1150 1405 (27.6) (40.6) (45.3) (55.3) (30.0) (23.6) Dimensions in millimetres (Dimensions in inch) Weights Operating weight (618) (lbs) Basic weight (611) (lbs) Transport wheels (optional equipment) (+ 11) (lbs) Travel characteristics Max. working speed m/min (89) (ft/min)

  • Page 13: Noise And Vibration Data

    Technical data – Noise and vibration data Drive Engine manufacturer Hatz Type 1B20 Cooling Number of cylinders Rated power ISO 3046 (4.2) (hp) Rated speed 3000 Drive system mechanical Exciter system Frequency (4800) (vpm) Centrifugal force (8992) (lbf) Amplitude 1.40 (0.055) (in) Filling capacities...

  • Page 14: Vibration Data

    Technical data – Noise and vibration data WARNING! Loss of hearing caused by too high noise bur- dens! – Wear your personal protective equipment (ear protection). Guaranteed sound power level = 108 dB(A), determined acc. to ISO 3744 and EN 500. 2.1.2 Vibration data Vector total of the weighted effective acceleration in three orthog- onal directions:...

  • Page 15: Concerning Your Safety

    Concerning your safety Concerning your safety DRP25D...

  • 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 To protect the eyes against airborne particles and squirting fluids. Face protection To protect the face against airborne particles and squirting fluids. Hard hat To protect the head against falling parts and to protect against injuries.

  • Page 19: Estimated Service Life Of The Machine

    Concerning your safety – Basic prerequisites Examples of improper use are: Dragging the machine along as a measure of transportation Shoving the machine off the transport vehicle Attaching an additional weight to the machine It is not permitted to stand on the machine while working. Lifting tackle must be removed before starting work.

  • 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 Diesel Fuel

    Concerning your safety – Handling fuels and lubricants 3.4.2 Safety regulations and environmental protection regulations for handling diesel fuel WARNING! Danger of burning by ignited diesel fuel! – Do not allow diesel fuel to come into contact with hot components. –...

  • Page 25: Safety Regulations And Environmental Protection Regulations For Handling Oil

    Concerning your safety – Handling fuels and lubricants 3.4.3 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 is prohibited! –...

  • Page 26: Safety Regulations And Environmental Protection Regulations For Handling Hydraulic Oil

    Concerning your safety – Handling fuels and lubricants 3.4.4 Safety regulations and environmental protection regulations for handling hydraulic oil WARNING! Danger of injury caused by escaping pressure fluid! – Always depressurize the hydraulic system before starting work in the hydraulic system. –...

  • Page 27: Safety Regulations And Environmental Protection Regulations For Handling Battery Acid

    Concerning your safety – Handling fuels and lubricants 3.4.5 Safety regulations and environmental protection regulations for handling bat- tery acid WARNING! Danger of cauterization with acid! – Wear your personal protective equipment (pro- tective gloves, protective clothing, goggles). – Do not allow clothes, skin or eyes to come into contact with acid.

  • Page 28: 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 29: 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 30: Work Mode

    Concerning your safety – Work mode 3.7 Work mode 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 31: 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. Ultra-low sulphur diesel fuel poses a higher risk of combustion caused by the static charging than diesel fuel with a higher sulphur content.

  • Page 32: 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 33: Measures For Longer Shut-Down Periods

    Concerning your safety – Maintenance work 3.9.5 Measures for longer shut-down periods If the machine is taken out of operation for a longer period of time, various conditions must be met and maintenance work must be carried out both before and after shut-down. It is not necessary to define a maximum storage period if these measures have been performed.

  • Page 34: 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. When performing welding work on the machine you should cover the fuel tank with insulating material.

  • Page 35: 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. START OPERATION STOP DIESEL  before taking into operation weekly vor Inbetriebnahme wöchentlich avant la mise en service hebdomadairement...
  • Page 36 Concerning your safety – Signage Warning sticker - Follow operating instructions Fig. 9 Information sticker - Lashing point Fig. 10 Information sticker - Lifting point Fig. 11 Information sticker - Guaranteed sound capacity level Fig. 12 DRP25D...
  • Page 37 Concerning your safety – Signage Operation sticker - Throttle lever Fig. 13 Operation sticker - Travel lever Fig. 14 Maintenance sticker DIESEL  before taking into operation weekly vor Inbetriebnahme wöchentlich avant la mise en service hebdomadairement anterior a la puesta en servicio cada semana annual / 250 h twice annual...
  • Page 38 Concerning your safety – Signage Machine type plate (example) Made by Designation Type Nominal Power Operating Mass Year of Construction Serial-No. Ammerländer Str. 93 D-26203 Wardenburg Made in Germany B-924-0002 Fig. 17 Warning sticker - Starter rope Fig. 18 DRP25D...

  • Page 39: Safety Components

    Concerning your safety – Safety components 3.12 Safety components B-695-0048 Fig. 19 Protection hood Heat protection cover Belt guard DRP25D...
  • Page 40 Concerning your safety – Safety components DRP25D...

  • Page 41: Indicators And Control Elements

    Indicators and control elements Indicators and control elements DRP25D...

  • Page 42: Machine

    Indicators and control elements – Machine 4.1 Machine B-695-0174 Fig. 20 Recoil starter Starter switch Operating hour meter Shut-off device 4.1.1 Recoil starter B-GEN-0084 Fig. 21 DRP25D...

  • Page 43: Starter Switch

    Indicators and control elements – Machine 4.1.2 Starter switch Position “P”/“0” Switch the ignition off Ignition key can be removed Position “I”/“II” Ignition on The warning buzzer sounds Position “III” Turn further against spring pressure, the engine starts Turn the ignition key back to position “I” B-ELE-0069 when the engine starts Fig.

  • Page 44: Operating Hour Meter

    Indicators and control elements – Machine 4.1.4 Operating hour meter Maintenance work is to be carried out in accordance with the indi- cated operating hours. B-GEN-0114 Fig. 24 4.1.5 Shut-off device Press The engine is shut down. Use it only if speed control is broken. B-695-0148 Fig.

  • Page 45: Steering Rod

    Indicators and control elements – Steering rod 4.2 Steering rod B-695-0175 Fig. 26 Height adjustment Locking pawl lever Handle Throttle lever 4.2.1 Height adjustment Setting the steering rod height to the operator’s level. B-695-0126 Fig. 27 DRP25D...

  • Page 46: Locking Pawl Lever

    Indicators and control elements – Steering rod 4.2.2 Locking pawl lever For locking and unlocking the steering rod. B-695-0125 Fig. 28 4.2.3 Handle Shift forward Forward travel “Middle” position Neutral position Pull back Reverse travel B-695-0127 Fig. 29 4.2.4 Throttle lever Position “STOP”...

  • Page 47: Checks Prior To Start Up

    Checks prior to start up Checks prior to start up DRP25D...

  • Page 48: 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 49: 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 50: 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 8.3.1 ‘Engine oil’ on page 70. B-SYM-1068 Fig. 31 Protective equipment: Working clothes Safety shoes...

  • Page 51: Checking The Fuel Level; Topping Up Fuel

    Checks prior to start up – Daily maintenance 5.3.2 Checking the fuel level; topping up fuel NOTICE! Danger of engine damage! – Monitor the entire refuelling process. – Contaminated fuel can cause malfunction or B-SYM-1069 even damage of the engine. If necessary, fill in Fig.

  • Page 52: Checking The Rubber Buffers

    Checks prior to start up – Daily maintenance 5.3.3 Checking the rubber buffers B-SYM-1073 Fig. 35 Protective equipment: Working clothes Safety shoes Protective gloves Ä Chapter 6.4 ‘Parking the machine Park the machine safely in secured condition’ on page 59. Allow the engine to cool down.

  • Page 53: Operation

    Operation Operation DRP25D...

  • Page 54: Folding Down And Adjusting The Steering Rod

    Operation – Folding down and adjusting the steering rod 6.1 Folding down and adjusting the steering rod Pull the locking pawl lever and fold the steering rod down. Do not click the locking pawl lever into posi- tion again. The steering rod must be able to swing freely.

  • Page 55: 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 56 Operation – Starting the engine Turn the ignition key to position “I”. ð The warning buzzer sounds. B-ELE-0070 Fig. 41 The starter switch is designed with a re-start lock. The ignition key must first be turned back to position “0” before a new starting attempt can be made.

  • Page 57: Work Mode

    Operation – Work mode 6.3 Work mode Operate the machine only with the steering rod folded down and Ä Chapter 6.1 ‘Folding down and adjusting the adjusted to height steering rod’ on page 54. Guide the machine only by means of the steering rod. Guide the machine so that your hands do not hit against solid objects.
  • Page 58 Operation – Work mode CAUTION! Danger of injury caused by the crushing of body parts! – When reversing, steer the machine from the side using the steering handle. Pull the handle back. ð The machines vibrates backwards with a speed which B-695-0006 corresponds with the handle position.

  • Page 59: Parking The Machine In Secured Condition

    Operation – Parking the machine in secured condition 6.4 Parking the machine in secured condition Park the machine on level and firm ground. Set the throttle lever to “MIN” position (idle speed). ð Vibration is shut down. B-695-0060 Fig. 49 NOTICE! Danger of engine damage! –...
  • Page 60 Operation – Parking the machine in secured condition DRP25D...

  • Page 61: Loading / Transporting The Machine

    Loading / transporting the machine Loading / transporting the machine DRP25D...

  • Page 62: 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 63: 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 lifting points that are damaged or impaired in any way. Always use appropriate lifting tackle at the lifting points. Use lifting tackle only in the specified loading direction.

  • Page 64: Transport Wheels

    Loading / transporting the machine – Transport wheels 7.3 Transport wheels Optional equipment Protective equipment: Working clothes Safety shoes Protective gloves Park the machine safely Ä Chapter 6.4 ‘Parking the machine in secured condition’ on page 59. Move the steering rod to an upright position and engage the locking pawl lever securely.
  • Page 65 Loading / transporting the machine – Transport wheels Insert the transport wheel into the holding fixture. B-692-0032 Fig. 58 Secure the transport wheel with the split pin. Install the second transport wheel on the opposite side and secure it with the split pin. B-692-0033 Fig.
  • Page 66 Loading / transporting the machine – Transport wheels DRP25D...

  • Page 67: Maintenance

    Maintenance Maintenance DRP25D...

  • Page 68: 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 69: Preparations/Concluding Work

    Maintenance – Preparations/concluding work 8.2 Preparations/concluding work Certain maintenance tasks require preparations and concluding activities. This includes e.g. opening and closing maintenance flaps and maintenance doors as well as securing certain components. After this work close all maintenance flaps and doors again and return all components to their operating condition.

  • Page 70: Fuels And Lubricants

    Maintenance – Fuels and lubricants 8.3 Fuels and lubricants 8.3.1 Engine oil 8.3.1.1 Oil quality The following engine oil specifications are permitted: API CF/CH-4 or higher quality ACEA B3/E4 or higher quality Avoid mixing engine oils. 8.3.1.2 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 71: Oil For Exciter Shaft Housing

    Maintenance – Fuels and lubricants 8.3.2.2 Winter fuel For winter operation use only winter diesel fuel, to avoid clogging because of paraffin separation. At very low temperatures disturbing paraffin separation can also be expected when using winter diesel fuel. Diesel fuels suitable for temperatures down to -44 °C (-47 °F) are available for Arctic climates.
  • Page 72 Maintenance – Fuels and lubricants The viscosity index must be at least 150 (observe information of manufacturer). 8.3.4.2 Bio-degradable hydraulic oil The hydraulic system can also be operated with a synthetic ester based biodegradable hydraulic oil. The biodegradable hydraulic oil Panolin HLP Synth. 46 or Plantohyd 46 S meets all the requirements of a mineral oil based hydraulic oil according to DIN 51524.

  • Page 73: List Of Fuels And Lubricants

    Maintenance – List of fuels and lubricants 8.4 List of fuels and lubricants Assembly group Fuel or lubricant Filling quantity Summer Winter Observe the level mark! Engine oil SAE 10W-40 0.9 l Ä Chapter 8.3.1 ‘Engine oil’ on page 70 Specification: (0.24 gal us) SAE 15W-40...

  • Page 74: Running-In Instructions

    Maintenance – Running-in instructions 8.5 Running-in instructions 8.5.1 General The following maintenance work must be performed when running in new machines or overhauled engines. 8.5.2 After 25 operating hours Ä Chapter 8.9.1 ‘Changing the engine Change the engine oil oil and cleaning the oil filter’ on page 81. Ä...

  • Page 75: Maintenance Table

    Maintenance – Maintenance Table 8.6 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 8.7.1 Checking, cleaning the air filter 8.7.2 Checking and cleaning the water separator Semi-annually 8.8.1 Battery service...

  • Page 76: Weekly

    Maintenance – Weekly 8.7 Weekly 8.7.1 Checking, cleaning the air filter NOTICE! Danger of engine damage! – Do not start the engine after having removed the air filter. B-SYM-1074 – If necessary, the air filter may be cleaned up to Fig.
  • Page 77 Maintenance – Weekly CAUTION! Danger of eye injuries caused by particles flying around! – Wear your personal protective equipment (safety gloves, protective working clothes, goggles). Blow the air filter out with dry compressed air (max. 5 bar (73 psi)) from inside to outside by moving the gun up and B-GEN-0042 down inside the element, until it is free of dust.

  • Page 78: Checking And Cleaning The Water Separator

    Maintenance – Weekly 8.7.2 Checking and cleaning the water separator The service intervals for the water separator depend on the water content in the fuel and can therefore not be determined precisely. After taking the engine into operation you should B-SYM-1075 check for signs of water and dirt initially every day.

  • Page 79: Semi-Annually

    Maintenance – Semi-annually 8.8 Semi-annually 8.8.1 Battery service Maintenance free batteries also need care. Mainte- nance free only means that the fluid level does not need to be checked. Every battery has a self-discharge, which may, if B-SYM-1077 not checked occasionally, even cause damage to Fig.
  • Page 80 Maintenance – Semi-annually Assemble the battery box cover. B-692-0038 Fig. 72 DRP25D...

  • Page 81: Annually

    Maintenance – Annually 8.9 Annually 8.9.1 Changing the engine oil and cleaning the oil filter Change the engine oil at the latest after 250 operating hours. NOTICE! Danger of engine damage! – Change the oil only with the engine at oper- ating temperature.
  • Page 82 Maintenance – Annually Clean the area around the drain plug. WARNING! Danger of burning on hot components! – Wear your personal protective equipment (protective gloves, protective clothing). – Avoid touching hot components. Unscrew the drain plug with the seal ring and collect any oil running out.
  • Page 83 Maintenance – Annually Check the seal rings for damage; replace if necessary. Cover the seal rings slightly with oil. B-HAT-0050 Fig. 77 Insert the oil filter into the housing and press it against the end stop. Before tightening the screw, make sure that the tensioning springs (1) touch the oil filter with both ends.

  • Page 84: Changing The Oil In The Exciter Housing

    Maintenance – Annually 8.9.2 Changing the oil in the exciter housing NOTICE! Components may get damaged! – Use only oil of the permitted specification Ä Chapter 8.4 ‘List of fuels and lubricants’ on page 73. Protective equipment: Working clothes Safety shoes Protective gloves Drive the machine onto horizontal, level, firm ground.

  • Page 85: Replacing The Air Filter

    Maintenance – Annually Stand the machine horizontally and check the oil level. ð Nominal value: Bottom edge of filling/drain bore. Clean the bleed screw and filling/drain plug and screw them in with a low-strength sealing agent (e.g. spare parts number: DL 009 700 16).

  • Page 86: Replacing The Fuel Filter

    Maintenance – Annually Insert the air filter (1) carefully into the filter housing and fasten it with the knurled nut (2). NOTICE! Danger of engine damage! – Ensure correct fit of air filter cover and seal. Close the cap (3). Fig.

  • Page 87: Replacing The V-Belt

    Maintenance – Annually 8.9.5 Replacing the V-belt Protective equipment: Working clothes Safety shoes Protective gloves Ä Chapter 6.4 ‘Parking the machine Park the machine safely in secured condition’ on page 59. Allow the engine to cool down. Unscrew the V-belt guard (1). B-692-0151 Fig.
  • Page 88 Maintenance – Annually Check the centre distance (x) between the centrifugal clutch (1) and the V-belt pulley (2). ð Nominal value: 331 ± 1 mm (13.0 ± 0.04 in) If the centre distance is incorrect, contact our customer service. B-692-0183 Fig.

  • Page 89: Checking, Adjusting The Valve Clearance

    Maintenance – Annually Protective equipment: Working clothes Hearing protection Safety shoes Tool: Sirometer Park the machine on a rubber mat. Ä Chapter 6.2 ‘Starting the engine’ Start the engine on page 55. Run the machine at maximum speed for one minute. Check the base plate’s frequency with a suitable measuring instrument (e.g.
  • Page 90 Maintenance – Annually Unscrew the fastening screws (1). Remove the valve cover (2) with gasket. Fig. 93 Checking the valve clearance Valve clearance: Intake valve (IN) 0.20 mm (0.008 in) Exhaust valve (EX) 0.20 mm (0.008 in) Crank the engine, until the exhaust valve (EX) is fully open. Check the valve clearance on the intake valve (IN) with a feeler gauge (1), adjust if necessary.

  • Page 91: Replacing The Starter Rope

    Maintenance – Annually Final work Install the valve cover (2) with a new gasket. Tighten the fastening screws (1) evenly. Fig. 96 Assemble covering (1) and air filter cover (2). After a short test run check the valve cover for leaks. Fig.
  • Page 92 Maintenance – Annually Pull the starter rope with the starter handle (1) out com- pletely. Secure the coil (2) against winding up. Loosen the knot (3) in the starter rope and remove the old starter rope. Carefully turn the coil back, until the recoil spring is relieved. Fig.
  • Page 93 Maintenance – Annually Assemble the recoil starter (2) with fastening screws (1). Fig. 103 DRP25D...

  • Page 94: Checking The Hydraulic Oil Level

    Maintenance – Annually 8.9.8 Checking the hydraulic oil level Protective equipment: Working clothes Safety shoes Protective gloves Ä Chapter 6.4 ‘Parking the machine Park the machine safely in secured condition’ on page 59. Move the steering rod to an upright position and engage the locking pawl lever securely.
  • Page 95 Maintenance – Annually Check the oil level. ð The oil level must reach the bottom edge of the level bore. B-695-0014 Fig. 107 Topping up hydraulic oil and bleeding the hydraulic system NOTICE! Components may get damaged! – Use only oil of the permitted specification Ä...
  • Page 96 Maintenance – Annually Place a cloth underneath the bleeding screw to collect leaking oil. Slacken the bleeding screw. Wait until all air has escaped and then tighten the bleeding screw. B-695-0164 Fig. 110 Place a cloth underneath the filler bore to collect leaking oil. Fill with oil through the filler bore until it starts to run out through the level inspection bore.

  • Page 97: Every 2 Years/Every 500 Operating Hours

    Maintenance – Every 2 years/every 500 operating hours 8.10 Every 2 years/every 500 operating hours 8.10.1 Changing the hydraulic oil Protective equipment: Working clothes Safety shoes Protective gloves Ä Chapter 6.4 ‘Parking the machine Park the machine safely in secured condition’ on page 59. Move the steering rod to an upright position and engage the locking pawl lever securely.
  • Page 98 Maintenance – Every 2 years/every 500 operating hours Unscrew the bleeding screw and collect any oil running out. Screw in the bleeding screw. B-695-0165 Fig. 116 Clean the area around the oil level inspection plug and unscrew the plug. B-695-0013 Fig.
  • Page 99 Maintenance – Every 2 years/every 500 operating hours Fill up hydraulic oil until it comes running out of the inspection bore. Retighten the filler and oil level inspection plugs. B-695-0017 Fig. 120 Pull the locking pawl lever and fold the steering rod down. Dispose of oil in line with environmental regulations.

  • Page 100: As Required

    Maintenance – As required 8.11 As required 8.11.1 Cleaning the cooling fins and the cooling air intake openings How dirty the cooling fins and cooling air intake openings are depends very much on the daily operating conditions; clean daily if necessary. Protective equipment: Working clothes Protective gloves...

  • Page 101: Servicing The V-Belt

    Maintenance – As required 8.11.3 Servicing the V-belt Protective equipment: Working clothes Safety shoes Protective gloves Ä Chapter 6.4 ‘Parking the machine Park the machine safely in secured condition’ on page 59. Allow the engine to cool down. Unscrew the V-belt guard (1). B-692-0151 Fig.

  • Page 102: Checking The Oil Level In The Exciter Housing

    Maintenance – As required 8.11.4 Checking the oil level in the exciter housing NOTICE! Components may get damaged! – Use only oil of the permitted specification Ä Chapter 8.4 ‘List of fuels and lubricants’ on page 73. Protective equipment: Working clothes Safety shoes Protective gloves Drive the machine onto horizontal, level, firm ground.
  • Page 103 Maintenance – As required Change the fuel filter. Protect the cooled down engine against dust and moisture. 8.11.5.2 Battery service during prolonged machine downtimes WARNING! Danger of injury caused by exploding gas mix- ture! – Remove the plugs before starting to recharge the battery.
  • Page 104 Maintenance – As required Change the engine oil and clean the oil filter. Check cables, hoses and lines for cracks and leaks. Check the service life of hydraulic hoses and replace if nec- essary. Start the engine and run it for 15 to 30 minutes with idle speed.

  • Page 105: Troubleshooting

    Troubleshooting Troubleshooting DRP25D...

  • Page 106: Preliminary Remarks

    Troubleshooting – Preliminary remarks 9.1 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 107: Starting The Engine With The Recoil Starter

    Troubleshooting – Starting the engine with the recoil starter 9.2 Starting the engine with the recoil starter Start the engine with the recoil starter only if the battery is defective, empty or missing. Exhaust fumes contain toxic substances and can damage your health, cause unconsciousness or even death.
  • Page 108 Troubleshooting – Starting the engine with the recoil starter Set the handle to position “0”. B-695-0004 Fig. 129 Pull the rope by the starter handle, until resistance can be felt. Guide the starter handle back to initial position. B-GEN-0083 Fig. 130 CAUTION! Danger of injury caused by uncontrolled machine movement!

  • Page 109: Starting The Engine With Jump Leads

    Troubleshooting – Starting the engine with jump leads 9.3 Starting the engine with jump leads NOTICE! A wrong connection will cause severe damage in the electric system. – Bridge the machine only with a 12 Volt auxiliary battery. Remove the battery box cover. First connect the plus pole of the external battery to the plus pole of the starter battery using the first jump lead.

  • Page 110: Fuse Assignment

    Troubleshooting – Fuse assignment 9.4 Fuse assignment WARNING! Danger of injury by fire in the machine! – Do not use fuses with higher ampere ratings and do not bridge fuses. Pos. Amperage Designation 25 A Main fuse Fig. 133 DRP25D...

  • Page 111: Malfunctions During Operation

    Troubleshooting – Malfunctions during operation 9.5 Malfunctions during operation Fault Possible cause Remedy The machines Air in the steering rod hydraulic system Release pressure from the steering rod vibrates forward The oil level in the exciter shaft housing Check the oil level in the exciter shaft with a strongly is too low housing...

  • Page 112: Shutting Down The Engine With The Shut-Off Device

    Troubleshooting – Shutting down the engine with the shut-off device 9.6 Shutting down the engine with the shut-off device WARNING! Danger of burning on hot components! – Wear your personal protective equipment (pro- tective gloves, protective clothing). – Avoid touching hot components. CAUTION! Danger of injury caused by uncontrolled machine movement!

  • Page 113: Engine Malfunctions

    Troubleshooting – Engine malfunctions 9.7 Engine malfunctions Fault Possible cause Remedy The engine is hard Shut-off device in STOP position Pull the shut-off device gently to move it to start or does not to operating position. start at all. No fuel at the injection pump Check the fuel level;...
  • Page 114 Troubleshooting – Engine malfunctions Fault Possible cause Remedy Engine looses Fuel tank empty Check the fuel level; top up if necessary. power and speed. Tank ventilation blocked Ensure sufficient ventilation of the tank. Air in the fuel system Check the fuel system for air ingress. Check the ventilation valve.

  • Page 115: Disposal

    Disposal Disposal DRP25D...

  • Page 116: Final Shut-Down Of Machine

    Disposal – Final shut-down of machine 10.1 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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