Dynapac DRP15X Operating	 Instruction
Dynapac DRP15X Operating	 Instruction

Dynapac DRP15X Operating Instruction

Reversible plate
Table of Contents

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Operating Instruction

Original Operating Instructions
DRP15X
Reversible plate
S/N 101 924 41 1001>
DL8 203 84 EN ©
07/2018

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Table of Contents
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Summary of Contents for Dynapac DRP15X

  • Page 1: Operating Instruction

    Operating Instruction Original Operating Instructions DRP15X Reversible plate S/N 101 924 41 1001> DL8 203 84 EN © 07/2018...
  • Page 3: Table Of Contents

    3.7.1 Persons in the danger area......................30 3.7.2 Operation........................... 30 3.7.3 Parking the machine........................30 3.8 Refuelling............................. 31 3.9 Maintenance work........................32 3.9.1 Preliminary remarks........................32 3.9.2 Working on the engine....................... 32 3.9.3 Cleaning work..........................32 3.9.4 After maintenance work......................32 3.10 Repair............................33 DRP15X...
  • Page 4 8.8.2 Checking, adjusting the valve clearance..................78 8.8.3 Cleaning the slurry filter and fuel strainer................... 80 8.8.4 Replacing the air filter........................ 83 8.8.5 Replacing the V-belt........................84 8.8.6 Replacing the starter rope......................86 8.8.7 Changing the oil in the exciter housing..................87 DRP15X...
  • Page 5 8.10.7 Measures for longer shut-down periods................... 98 Troubleshooting..........................101 9.1 Preliminary remarks........................102 9.2 Malfunctions during operation....................103 9.3 Engine malfunctions......................... 104 9.4 What to do if the engine has flooded..................106 Disposal............................. 109 10.1 Final shut-down of machine....................110 DRP15X...
  • Page 6 Table of contents DRP15X...
  • Page 7: Introduction

    Introduction Introduction DRP15X...
  • 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. DRP15X...
  • Page 10: Machine Type Plate And Engine Type Plate

    Serial number (2): Nominal Power Operating Mass Year of Construction Serial-No. Ammerländer Str. 93 D-26203 Wardenburg Made in Germany B-924-0001 Fig. 1: Machine type plate (example) Engine type and engine number Please enter here: Engine type: Engine number: Fig. 2 DRP15X...
  • Page 11: Technical Data

    Technical data Technical data DRP15X...
  • Page 12 (26.0) (34.3) (48.0) (57.5) (25.6) (19.7) Dimensions in millimetres (Dimensions in inch) Weights Operating weight (CECE) (309) (lbs) Basic weight (302) (lbs) Water spraying system (optional equipment) + 13 (+ 29) (lbs) Transport wheels (optional equipment) (+ 9) (lbs) DRP15X...
  • Page 13 3600 Drive system mechanical Exciter system Frequency (5100) (vpm) Centrifugal force (5620) (lbf) Amplitude 1.31 (0.052) (in) Water sprinkling system (optional equipment) Type of sprinkling Gravity feed Filling capacities Fuel (gasoline) (0.8) (gal us) Water 12.0 (3.2) (gal us) DRP15X...
  • Page 14: Noise And Vibration Data

    Total vibration value a = 3.9 m/s on crushed rock determined acc. to ISO 5349 and EN 500. Associated uncertainty K = 0.3 m/s , determined acc. to EN 12096. Observe the daily vibration load (work safety acc. to 2002/44/EC). DRP15X...
  • Page 15: Concerning Your Safety

    Concerning your safety Concerning your safety DRP15X...
  • Page 16: Basic Prerequisites

    WARNING! Danger to life or danger of severe injuries if failing to comply! Sections marked accordingly indicate a dangerous situation that could lead to fatal or severe injuries, if this warning is disregarded. DRP15X...
  • Page 17: Personal Protective Equipment

    Safety shoes To protect against heavy falling parts and slipping on slippery ground. Protective gloves To protect the hands against excoriation, punctures or deep injuries, against irritating and caustic substances as well as against burns. DRP15X...
  • Page 18: Intended 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. DRP15X...
  • Page 19 Starting and operating the machine in explosive environments and in underground mining is prohibited. The lifting and lashing points specified in these instructions must be used. It is prohibited to use other lifting and lashing points (e.g. guide handle, steering rod). DRP15X...
  • Page 20: Definition Of Responsible Persons

    Observe your local laws and regulations. Rights, obligations and rules of conduct for driver or operator: The driver or operator must: be instructed about his rights and obligations, wear protective equipment as appropriate for the application, have read and understood the operating instructions, DRP15X...
  • Page 21 Persons under the influence of alcohol, medication or drugs are not allowed to operate, service or repair the machine. Maintenance and repair work requires specific knowledge and must therefore only be performed by trained specialists. DRP15X...
  • Page 22: Basic Safety Regulations For Safe Operation

    Machines which are not safe to operate or in traffic must be imme- diately taken out of service and shall not be used, until these defi- ciencies have been properly rectified. Safety installations and switches must neither be removed nor must they be made ineffective. DRP15X...
  • Page 23: Handling Fuels And Lubricants

    / personal protective equipment physical and chemical properties stability and reactivity toxicological data environmental data notes on waste disposal information on transport legislation other data DRP15X...
  • Page 24: Safety Regulations And Environmental Protection Regulations For Handling Gasoline

    Gasoline is an environmentally hazardous sub- stance! – Always keep gasoline in proper containers. – Immediately bind spilled gasoline with an oil- binding agent and dispose of in accordance with regulations. – Dispose of gasoline and fuel filter according to regulations. DRP15X...
  • Page 25: Safety Regulations And Environmental Protection Regulations For Handling Fuel Stabiliser

    – Avoid contact with fuel stabilizer. ENVIRONMENT! Fuel stabilizer is an environmentally hazardous substance! – Immediately bind spilled fuel stabilizer with an oil-binding agent and dispose of according to regulations. – Dispose of fuel stabilizer according to regula- tions. DRP15X...
  • Page 26: Safety Regulations And Environmental Protection Regulations For Handling Oil

    Immediately bind spilled oil with an oil-binding agent. ENVIRONMENT! Oil is an environmentally hazardous substance! – Always keep oil in proper containers. – Immediately bind spilled oil with an oil-binding agent. – Dispose of oil and oil filter according to regula- tions. DRP15X...
  • Page 27: Safety Regulations And Environmental Protection Regulations For Handling Hydraulic Oil

    Immediately bind spilled oil with an oil-binding agent. ENVIRONMENT! Oil is an environmentally hazardous substance! – Always keep oil in proper containers. – Immediately bind spilled oil with an oil-binding agent. – Dispose of oil and oil filter according to regula- tions. DRP15X...
  • Page 28: Loading/Transporting The Machine

    Fasten the lifting gear only at the specified lifting points. Danger to the life of persons if they step or stand under a sus- pended load. When lifting the machine avoid uncontrolled movements of the load. If necessary hold the load with guide ropes. DRP15X...
  • Page 29: Start-Up Procedure

    Do not inhale exhaust fumes, because they contain toxic sub- stances, which could cause damage to health, unconsciousness or even death. Avoid operation in closed or partly closed rooms, or ensure ade- quate ventilation when working in trenches. DRP15X...
  • Page 30: Operation

    Park the machine on horizontal, level, firm ground. Before leaving the machine: Shut down the engine, Secure the machine against accidental tipping over, Secure the machine against unauthorized use. Mark machines, which could be in the way, with a clearly visible sign. DRP15X...
  • Page 31: Refuelling

    Do not spill any fuel. Catch running out fuel, do not let it seep into the ground. Wipe off spilled fuel. Keep dirt and water away from the fuel. A leaking fuel tank can cause an explosion. Ensure tight fit of the fuel tank cover, if necessary replace immediately. DRP15X...
  • Page 32: Maintenance Work

    Do not perform cleaning work while the motor is running. Allow the engine to cool down before starting cleaning work. Do not use gasoline or other easily inflammable substances for cleaning. 3.9.4 After maintenance work Reassemble all guards and protections. DRP15X...
  • Page 33: Repair

    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. DRP15X...
  • Page 34: Signage

    / 250 h anualmente / 250 h cada 6 meses  if available / falls vorhanden / si existant / si está disponible Gasoline/Benzin Made by Designation Type Nominal Power Operating Mass Year of Construction Serial-No. B-924-0025 Fig. 7 DRP15X...
  • Page 35 Concerning your safety – Signage Warning sticker - Follow operating instructions Fig. 8 Information sticker - Lashing point Fig. 9 Information sticker - Lifting point Fig. 10 Information sticker - Guaranteed sound capacity level Fig. 11 DRP15X...
  • Page 36 Concerning your safety – Signage Information sticker - Filler opening for petrol Gasoline/Benzin B-DEC-0216 Fig. 12 Information sticker - Filler opening for water Water B-DEC-0218 Fig. 13 Operation sticker - Throttle lever Fig. 14 Operation sticker - Travel lever Fig. 15 DRP15X...
  • Page 37 / falls vorhanden / si existant / si está disponible B-DEC-0285 Fig. 17 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. 18 DRP15X...
  • Page 38 Concerning your safety – Signage DRP15X...
  • Page 39: Indicators And Control Elements

    Indicators and control elements Indicators and control elements DRP15X...
  • Page 40: Machine

    Indicators and control elements – Machine 4.1 Machine Fig. 19 Rotary button for water spraying system Travel lever Handle Steering rod height adjustment Locking bolt Throttle lever DRP15X...
  • Page 41: Engine

    Indicators and control elements – Engine 4.2 Engine Fig. 20 Start switch Throttle lever Choke lever Recoil starter Fuel valve DRP15X...
  • Page 42 Indicators and control elements – Engine DRP15X...
  • Page 43: Checks Prior To Start Up

    Checks prior to start up Checks prior to start up DRP15X...
  • Page 44: Notes On Safety

    Danger of injury caused by rotating parts! – Before starting work on the machine make sure that the engine can not be started. Park the machine safely Ä Chapter 6.5 „Parking the machine in secured condition“ on page 60. DRP15X...
  • Page 45: Visual Inspections And Function Tests

    5.2 Visual inspections and function tests Check fuel tank and lines for condition and leaks. Check bolted connections for tight fit. Check machine for contamination and damage. Check the hydraulic oil cooler for dirt. Check starter rope for chafing. DRP15X...
  • Page 46: Checking The Engine Oil Level

    ð The oil level must be between the “MIN” and “MAX” marks. NOTICE! B-834-0026 Danger of engine damage! Fig. 22 – Do not fill in too much engine oil. If the oil level is too low, top up oil to the “MAX” mark. Screw the oil dipstick in. DRP15X...
  • Page 47: Checking The Fuel Level; Topping Up Fuel

    60. Clean the area around the filling port. Gasoline/Benzin Remove the cap and check the filling level visually. If necessary, fill in fuel through a funnel with screen filter. Close the cap. B-692-0236 Fig. 24 DRP15X...
  • Page 48: Checking The Rubber Buffers

    5.5 Checking the rubber buffers B-SYM-1073 Fig. 25 Protective equipment: Working clothes Safety shoes Protective gloves Check the rubber buffer pairs, left and right, for tight fit, cracks and tear-offs. ð Replace damaged rubber buffers immediately. B-692-0140 Fig. 26 DRP15X...
  • Page 49: Checking The Water Level, Topping Up

    Fill only with clean water. If necessary, fill in clean water. B-692-0230 Close the cap. Fig. 27 Alternatively, the water tank can also be removed and transported for filling. Pull the spraying hoses off the valve. B-692-0233 Fig. 28 DRP15X...
  • Page 50 Checks prior to start up – Checking the water level, topping up Pull off the safety clips (1). Hold the tank grip (2) and pull the water tank out in an upwards movement. B-692-0231 Fig. 29 DRP15X...
  • Page 51: Operation

    Operation Operation DRP15X...
  • Page 52: Folding Down The Steering Rod

    Pull out and turn the locking bolt (2). Fold down the steering rod. ð The steering rod can swing freely. Adjust the steering rod with the height adjustment (1) to the required height. Engage the locking pin securely. Fig. 30 DRP15X...
  • Page 53: Starting The Engine

    Operate the machine only with the steering rod folded down and adjusted to height. Protective equipment: Hearing protection Safety shoes The engine does not start if the oil level is too low. Fold down the steering rod and adjust it. Fully open the fuel tap. Fig. 31 DRP15X...
  • Page 54 Close the choke. Fig. 32 Set the throttle lever to position “MIN”. Fig. 33 Shift the travel lever to position “0”. Fig. 34 Turn the starter switch to position “ON”. Fig. 35 DRP15X...
  • Page 55 Warm up engine for a short while before starting work. Do not operate the engine immediately under full load. Fig. 38 If the engine stops again after approx. 3 to 5 seconds: Close the choke again. Repeat the starting procedure. DRP15X...
  • Page 56 Operation – Starting the engine If the recoil starter is frequently operated with the choke closed, the engine will draw in too much fuel and is unable to start Ä Chapter 9.4 „What to do if the engine has flooded“ on page 106. DRP15X...
  • Page 57: Operation

    Operate the machine only with full throttle. Set the throttle lever to “MAX” position. Fig. 39 Shift the travel lever forward. ð The machines vibrates forward with a speed which corre- sponds with the travel lever position. Fig. 40 DRP15X...
  • Page 58 Fig. 43 Help if the machine gets stuck Keep shifting the throttle lever between “MIN” and “MAX” positions. At the same time use the steering rod to pull the machine right and left, until it comes free. Fig. 44 DRP15X...
  • Page 59: Switching The Water Spraying System On/Off

    6.4 Switching the water spraying system on/off Switch the water spraying system on or off with the rotary button: Position “0” Water spraying system off Turn anticlockwise Water spraying system on infinite adjustment of the spraying quantity up to “MAX” position B-692-0232 Fig. 45 DRP15X...
  • Page 60: Parking The Machine In Secured Condition

    Do not shut down the engine all of a sudden from full load speed, but let it idle for about two minutes. Turn the starter switch to position “OFF”. ð The engine is shut down. Fig. 47 Close the fuel valve completely. Fig. 48 DRP15X...
  • Page 61: Loading / Transporting The Machine

    Loading / transporting the machine Loading / transporting the machine DRP15X...
  • Page 62: Loading The Machine

    Attach the lifting tackle to the dedicated lifting eye. DANGER! Danger to life caused by suspended loads! – Do not step or stand under suspended loads. Lift the machine carefully and lower it again at the intended location. Fig. 50 DRP15X...
  • Page 63: Lashing The Machine To The Transport Vehicle

    Use lifting tackle only in the prescribed direction of load application. Lifting tackle must not be damaged by machine components. Protective equipment: Protective gloves Pull at least two suitable lashing belts crosswise across the marked lashing point. Lash the machine securely to the transport vehicle as shown. Fig. 51 DRP15X...
  • Page 64: Transport Wheels

    Remove the split pin and pull the transport wheels out of the holding fixture on the steering rod. Fig. 53 Stand to the side at the front of the machine and tip the machine forward using the steering rod. Fig. 54 DRP15X...
  • Page 65 Install the second transport wheel on the opposite side and secure it with the split pin. Fig. 56 Fold down the steering rod and engage the locking bolt (1) securely. ð The machine can now be moved. Fig. 57 DRP15X...
  • Page 66 Loading / transporting the machine – Transport wheels DRP15X...
  • Page 67: Maintenance

    Maintenance Maintenance DRP15X...
  • Page 68: Preliminary Remarks And Safety Notes

    After maintenance work has been completed, dispose of fuels and lubricants, filters, sealing elements and cleaning cloths in an envi- ronmentally friendly way. After all maintenance work is completed reinstall all guards and safety installations. DRP15X...
  • Page 69: Fuels And Lubricants

    Methanol must also contain co-solvents and corrosion inhibitors. Do not use any fuel with a higher ethanol or methanol content. The use of fuels with a higher ethanol or methanol content will cause starting and/or power problems or even cause damage in the fuel system. DRP15X...
  • Page 70: Oil For Exciter Shaft Housing

    /s at 40 °C (104 °F). When refilling or changing oil, use only hydraulic oil type HVLP according to DIN 51524, part 3, or hydraulic oil type HV according to ISO 6743/4. The viscosity index must be at least 150 (observe information of manufacturer). DRP15X...
  • Page 71: List Of Fuels And Lubricants

    SAE 15W-40 SAE 10W-30 Steering rod Hydraulic oil (ISO), HV 32 0.4 l Specification: Ä Chapter 8.2.4 „Mineral oil (0.11 gal us) based hydraulic oil“ on page 70 Water tank Water 12.0 l (3.2 gal us) DRP15X...
  • Page 72: Running-In Instructions

    Retighten the bolted connections on the machine. Check the V-belt Ä Chapter 8.10.4 „Servicing the V- belt“ on page 96. Check the oil level in the exciter shaft housing Ä Chapter 8.10.5 „Checking the oil level in the exciter housing“ on page 97. DRP15X...
  • Page 73: Maintenance Table

    Cleaning the cooling fins and the cooling air intake openings 8.10.3 Checking, cleaning the spark plug 8.10.4 Servicing the V-belt 8.10.5 Checking the oil level in the exciter housing 8.10.6 Cleaning the machine 8.10.7 Measures for longer shut-down periods DRP15X...
  • Page 74: Weekly

    Unscrew wing nut (1) and remove cover (2). Clean the cover. Unscrew wing nut (3) and remove filter element (5). The rubber seal frequently sticks to the paper element. Check the rubber seal (4), replace if necessary. B-692-0148 Fig. 60 DRP15X...
  • Page 75 Danger of engine damage! – Insert the air duct correctly. – Carefully insert the screen filter into the groove B-692-0149 of air filter cover. Fig. 63 Insert and install the air duct and cyclone housing in the cover (1). DRP15X...
  • Page 76 Danger of engine damage! – Insert the air filter correctly. Install the rubber seal (4). Insert the filter element (5) correctly and tighten it with the wing nut (3). Tighten the cover (2) with the wing nut (1). B-692-0148 Fig. 64 DRP15X...
  • Page 77: Semi-Annually

    Fill in fresh oil up to the bottom edge of the filler bore. Screw the oil dipstick in. Check for leaks after a short test run. Check the oil level on the dipstick, correct if necessary. Dispose of oil in line with environmental regulations. B-692-0165 Fig. 67 DRP15X...
  • Page 78: Annually

    Perform this maintenance work at the latest after 250 operating hours NOTICE! Danger of engine damage! We recommend to have this work carried out by trained personnel or our after sales service. – Before checking the valve clearance let the engine cool down. DRP15X...
  • Page 79 Valve clearance: Intake valve (IN) 0.08 mm (0.003 in) Exhaust valve (EX) 0.10 mm (0.004 in) Check the valve clearance with a feeler gauge between rocker arm (2) and valve shaft (1) on both valves, adjust if necessary. Fig. 71 DRP15X...
  • Page 80: Cleaning The Slurry Filter And Fuel Strainer

    – Do not spill any gasoline. Protective equipment: Working clothes Protective gloves Ä Chapter 6.5 Park the machine in secured condition „Parking the machine in secured condition“ on page 60. Allow the engine to cool down. DRP15X...
  • Page 81 Clean filter bowl and filter in a non-inflammable solvent, dry them thoroughly afterwards. Fig. 75 A View from below: Alignment of filter during installation Open the fuel valve and collect running out fuel. Close the fuel valve. Fig. 76 DRP15X...
  • Page 82 Assemble the fuel hose with the hose clamp. Fig. 79 Assemble the fuel tank with hexagon nuts (2) and hexagon screw (1). Check the fuel system for leaks. Dispose of fuel and replaced components in an environmen- tally friendly way. Fig. 80 DRP15X...
  • Page 83: Replacing The Air Filter

    Unscrew wing nut (3) and remove filter element (5). Check the rubber seal (4), replace if necessary. The rubber seal frequently sticks to the filter element. B-692-0148 Fig. 81 Replace the filter element consisting of paper and foam insert. Fig. 82 DRP15X...
  • Page 84: Replacing The V-Belt

    8.8.5 Replacing the V-belt Protective equipment: Working clothes Safety shoes Protective gloves Ä Chapter 6.5 „Parking the machine Park the machine safely in secured condition“ on page 60. Allow the engine to cool down. Unscrew the V-belt guard (1). B-692-0151 Fig. 84 DRP15X...
  • Page 85 Check the base plate’s frequency with a suitable measuring instrument (e.g. Sirometer). Ä Chapter 2 „Technical ð Nominal value: data“ on page 11 Ä Chapter 6.5 „Parking the machine Park the machine safely in secured condition“ on page 60. DRP15X...
  • Page 86: Replacing The Starter Rope

    If the starter rope has been torn or the coil has recoiled com- pletely: Before assembling the rope, turn the coil (2) 5 revolutions in anti-clockwise direction and align the rope openings in coil and housing (5) to one another (A). Fig. 89 DRP15X...
  • Page 87: Changing The Oil In The Exciter Housing

    Assemble the recoil starter. Fig. 92 8.8.7 Changing the oil in the exciter housing NOTICE! Components may get damaged! – Use only oil of the permitted specification Ä Chapter 8.3 „List of fuels and lubri- cants“ on page 71. DRP15X...
  • Page 88 ð Nominal value: Bottom edge of filling/drain bore. Clean the bleed screw (1) and filling/drain plug (2) and screw them in with a low-strength sealing agent (e.g. spare parts number: DL 009 700 16). Dispose of oil in line with environmental regulations. B-692-0011 Fig. 95 DRP15X...
  • Page 89: Checking The Hydraulic Oil Level

    Mark: approx. 40 mm (1.6 in) below the filler opening Fig. 98 Topping up hydraulic oil and bleeding the hydraulic system NOTICE! Components may get damaged! – Use only oil of the permitted specification. DRP15X...
  • Page 90 Slacken the bleeding screw. Wait until all air has escaped and then tighten the bleeding screw. Fig. 100 Fill in hydraulic oil up to the mark on the steering rod head. Fig. 101 Concluding work Screw in the filler plug. Fig. 102 DRP15X...
  • Page 91: Every 2 Years / Every 500 Operating Hours

    B-692-0045 Fig. 103 Press the travel lever forward against the end stop and secure it using suitable means. B-692-0048 Fig. 104 Unscrew the bleeding screw and collect any oil running out. Screw in the bleeding screw. B-692-0072 Fig. 105 DRP15X...
  • Page 92 Wait until all air has escaped and then tighten the bleeding screw. B-692-0072 Fig. 107 Fill in hydraulic oil up to the mark on the steering rod head. 40 mm B-692-0047 Fig. 108 Screw in the filler screw. Dispose of oil in line with environmental regulations. B-692-0045 Fig. 109 DRP15X...
  • Page 93: As Required

    NOTICE! Danger of engine damage caused by reduced cooling! – For this reason you should always seal any oil or fuel leaks in the vicinity of the cooling fan or the coolers and clean the cooling fins after. DRP15X...
  • Page 94 Warm up the engine for a while to avoid corrosion. Look for the cause of oily contamination and have any leaks sealed by our customer service. DRP15X...
  • Page 95: Checking, Cleaning The Spark Plug

    Once the sealing surface of the used spark plug is in contact, Fig. 114 tighten for another 1/8 to 1/4 turn with the spark plug spanner. NOTICE! Danger of engine damage caused by a loose spark plug! – Always screw the spark plug in correctly. DRP15X...
  • Page 96: Servicing The V-Belt

    The V-belt cannot be re-tightened. Replace the V-belt if it is damaged or if the compression Ä Chapter 8.8.5 „Replacing the V- measurement is exceeded belt“ on page 84. Fig. 116 Fasten the V-belt guard (1). B-692-0151 Fig. 117 DRP15X...
  • Page 97: Checking The Oil Level In The Exciter Housing

    Immediately seal any oil or fuel leaks near fuel tank, cylinder or cooling air intake. Park the machine in secured condition Ä Chapter 6.5 „Parking the machine in secured condition“ on page 60. Allow the engine to cool down for at least 30 minutes. DRP15X...
  • Page 98: Measures For Longer Shut-Down Periods

    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. 10 minutes in the open. Park the machine in secured condition. DRP15X...
  • Page 99 Slowly pull the starter rope until resistance can be felt and the alignment mark (2) on the starter disc is in line with the upper bore (1). ð Valves will be closed so that no moisture can enter into the cylinder. Slowly guide the starter rope back. Fig. 122 DRP15X...
  • Page 100 If the fuel was drained off before shutting down, you must now fill in fuel. Check hoses and lines for cracks and leaks. Clean the machine thoroughly. Start the engine and run it for 15 to 30 minutes with idle speed. DRP15X...
  • Page 101: Troubleshooting

    Troubleshooting Troubleshooting DRP15X...
  • Page 102: Preliminary Remarks

    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. DRP15X...
  • Page 103: Malfunctions During Operation

    Press the travel lever forward against the end stop and hold it in this position. Carefully loosen the adjustment screw (1). ð The air makes a slight hissing sound when escaping. Wait until all air has escaped and then tighten the adjustment screw. Fig. 123 DRP15X...
  • Page 104: Engine Malfunctions

    Cleaning the cooling fins and the cooling air intake openings Engine stops Fuel system clogged Clean the fuel screen Check the fuel screen in the carburettor Have checked by qualified expert per- sonnel Fuel tank empty Check, fill up if necessary DRP15X...
  • Page 105 Engine oil level too low Check the engine oil level, correct if nec- essary Engine runs with Centrifugal clutch defective Have checked by qualified expert per- high speed, but no sonnel vibration V-belt broken Replacing the V-belt DRP15X...
  • Page 106: What To Do If The Engine Has Flooded

    Allow the engine to cool down. Close the fuel valve. Fig. 124 Pull off the spark plug socket. Unscrew the spark plug using a 13/16 inch spark plug spanner. Have a cloth ready to soak up the fuel. Fig. 125 DRP15X...
  • Page 107 Always screw the spark plug in correctly. Plug the spark plug socket back on. Ä Chapter 6.2 „Starting the Start the engine engine“ on page 53. Dispose of the cloth soaked with the leaked fuel in an envi- ronmentally friendly way. DRP15X...
  • Page 108 Troubleshooting – What to do if the engine has flooded DRP15X...
  • Page 109: Disposal

    Disposal Disposal DRP15X...
  • Page 110: Final Shut-Down Of Machine

    Ä Chapter 3.4 „Han- dling fuels and lubricants“ on page 23. Protective equipment: Working clothes Safety shoes Protective gloves Safety goggles Empty the fuel tank. Drain engine oil from engine and exciter housing. Drain off hydraulic oil. DRP15X...

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