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KLEMM KR 702-2 Technical Manual

Hydraulic crawler drill rig
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TECHNICAL MANUAL
Description
Operation
Maintenance
for
Hydraulic crawler drill rig
KR 702 - 2
KLEMM Bohrtechnik GmbH
Wintersohler Str. 5
D- 57489 Drolshagen
Tel:
+49 (0) 2761 705- 0
Fax: +49 (0) 2761 705- 50

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  • Page 1 TECHNICAL MANUAL Description Operation Maintenance Hydraulic crawler drill rig KR 702 - 2 KLEMM Bohrtechnik GmbH Wintersohler Str. 5 D- 57489 Drolshagen Tel: +49 (0) 2761 705- 0 Fax: +49 (0) 2761 705- 50...
  • Page 2 Although compiled with all care, the manual may be incomplete. KLEMM Bohrtechnik will not any ac- cept claims resulting from missing data in this manual. Technical specifications and data subject to modifications.
  • Page 3 Bei Anfragen und für schnelle und When making enquiries or orde- reibungslose Ersatzteillieferung ring spares, please specify the fol- bitte stets folgende Informationen lowing data to ensure prompt and angeben: reliable delivery: 1. Maschinennummer 1. Number of Rig 2. Maschinentyp 2.

  • Page 4: Table Of Contents

    Table of Contents Safety instructions ........General references to the avoidance of accidents, damages and excessive wear .
  • Page 5 ........6.2.1 Characteristics of different hydraulic oils for Klemm drill rigs .
  • Page 6 ..... Rope attachment points (1-4) on the drill rig type KR 702-2 for loading with the help of a crane ...

  • Page 7: Safety Instructions

    Safety instructions All personnel involved in operating and/or maintaining this equipment must first read and thoroughly understand the operating instructions before attempting to operate or perform maintenance on the drill rig. Non - authorised or untrained per- sonnel must not under any circumstances attempt to operate or repair the machine. Safety first must always be the primary consideration of all personnel while opera- ting or maintaining the drill rig under normal and especially in unusual conditions.

  • Page 8: General References To The Avoidance Of Accidents, Damages And Excessive Wear

    KLEMM Bohrtechnik refers to the fact, that not each theoretically possible drilling position can be described. If other drilling positions are to be aligned, then this lies in the technical discretion of the operator.
  • Page 9 Extreme environmental condition If the drill rig is to be operated under extreme or outside the of KLEMM Bohrtechnik specified site conditions, previous clarification with KLEMM Bohrtechnik is necessa- rily. These are e.g.: - Extremely low or high temperatures and or humidity...

  • Page 10: General Safety Instructions

    General safety instructions Directive of application The KLEMM drill rig must be used only as directed in DIN EN ISO 12100 - 1 (safety of machinery), and as described in the operators manual for drilling operations. Another using of the drill rig as directed (e.g. for lifting operations as a crane or ground moving operatios) is striktly forbidden.

  • Page 11: Safety Instructions For Operation The Drill Rig

    Safety instructions for operation the drill rig Operation and maintenance of KLEMM drill rig Independent and unassisted operation (operator) and maintenance (fitter) is to be entrusted only to persons who: 1.1 Are at least 18 years of age (Check for local stipulations) 1.2 Are physically and mentally suited...
  • Page 12 Safety devices are e.p. ESS - system (System KLEMM), engine cover doors, protective gratings, coatings. All safety devices and protective equipment must be reinstalled after comple- tion of maintenance service and repairs.
  • Page 13 11. Signalling If the operators vision is impaired during tramming and working, someone must give signals for assistance, or the tramming / working area must be cordoned off. Only reliable persons must be designated to give signals. They must be instructed as to their responsibility. Communication must be co- ordinated and exclusively used between operator and the person giving signals.
  • Page 14 26. The drill rig shall be used in areas, where no down- falling items cause danger. 27. Use only the purpose- made craneage lugs when lifting the rig. For loading the drill rig with help of a crane please contact KLEMM comp. 04/2008...

  • Page 15: Special Requirements And Recommendations For Combined Drill Rigs With Connected Mobile Power- Packs

    1.3.1 Special requirements and recommendations for combined drill rigs with connected mobile power - packs Tramming mode The mobile power pack is connected to the drill rig with electrical control ca- bles and the cluster of hydraulic hoses. ATTENTION Before tramming and before starting the diesel engine check all cable and hose couplings mounted on the drill rig and the power pack;...
  • Page 16 Drilling mode - Stabilize the drill rig with the two rear propping cylinders. - Block the two wheels of the mobile power pack with the steel wedges included in the scope of supply and attached to the power pack (see picture). - Make the ground plane before drilling to keep the machine in horizontal position! - In special cases the mobile power pack will be disconnected from the drill...

  • Page 17: 1Disconnecting The Power Pack Pp- 95 - Ds From The Drill Rig Kr

    1.3.1.1 Disconnecting the Power Pack PP - 95 - DS from the drill rig KR 702 - 2 It is important to work after the following points in the right order! 1. Block the tracks of the Power Pack with the steel wedges. 2.

  • Page 18: Safety Recommendations For Tramming Operations Of Drill Rig

    1.3.2 Safety recommendations for tramming operations of drill rig KR 702 - 2 Tramming or any activation of the crawler tracks of KR 702- 2 drill rig inside buildings or at the job site are only permitted with fully spreaded (telescoped) crawler chassis to 1250 mm width.
  • Page 19 Tramming and working condition sketch of permitted slope sketch of permitted side inclination 04/2008 KR 702- 2 / Serial no. 19104...
  • Page 20 Transport conditions sketch of permitted slope sketch of permitted side inclination 04/2008 KR 702- 2 / Serial no. 19104...

  • Page 21: Safety Instructions For Maintenance Of The Drill Rig

    The setting of pressure limiting valves and safety valves in the hydraulic circuits of the drill rig must be changed only by KLEMM Bohrtechnik approved personnel. Welding of static and bearing components on the machine is to be carried out only by the manufacturer or KLEMM Bohrtechnik approved personnel.
  • Page 22 Please, do not pressure wash the new drill rig within the first two weeks. Do not use cleaning agents with solvent or degreasing substances. Do not use aggressive chemical cleaning agents, e.g. concrete remover. This can spoil the paint work and chromed parts. Do not direct the pressure washer onto electric components and seals.
  • Page 23 Safety reqirements for hydraulic lines Markings : a) Hydraulic hoses must carry continuous markings at intervals not greater than 50 cm. These markings must be clearly readable and supply the following data: Name of manufacturer Type Nominal diameter Date of manufacture Example : ”...

  • Page 24: Preface

    Your KLEMM KR 702- 2 drill represents tely. Do not operate the tramming ”State of Art” in mobile drilling functions with retracted crawlers due to equipment.
  • Page 25 GENCY switches fails and shows no function. The EMERGENCY switch is composed The KLEMM Company reserves the of a red buttom with electrical shut - off right to modify the drill rig and technical of the diesel engine; this reaction is im-...

  • Page 26: Technical Description

    Technical description Base frame with crawler tracks and boom The base frame with fixed crawler tracks carries control and monitoring elements. The uppercarriage carries a boom, consisting of slewing mechanism and mast car- rier. The mast carrier guides and supports the drill mast. Two telescoping propping jacks are attached to the back of the drill rig.

  • Page 27: Crawler Undercarriage

    3.1.1 Crawler undercarriage Each crawler consists of base frame, track chain, sprocket drive wheel, guide wheel and four idlers, as well as a track tensioning device and the transmission. The transmission consists of a planetary gear box with hydraulic motor. The gear box is equipped with a multi- disc brake on the motor.

  • Page 28: 1Special Swivel Head (6 X 90°)

    3.1.2.1 Special swivel head (6 x 90_) The design of the special swivel head allowes 6 different sidewise slewing ranges (45_) of the drill mast to the left and to the right. The sidewise slewing range can be changed by different positioning of the rod heads of the two slewing cylinders which are mounted between the mast carrier and the swivel head.

  • Page 29: Drill Mast 164 And Attachments

    Drill mast 164 and attachments The drill mast consists of square sectio- Rotary drill Cat head with ned steel profiles. head KH 16 rope winch The bottom end is fitted with a centrali- ser, a clamping device and a toothed support plate.

  • Page 30: Safety Instuctions For Roller Chains For Drill Feed System

    3.2.1 Safety instuctions for roller chains for drill feed system (only drill mast with feed chain) (only for drill masts with feed chain) CAUTION ”The 3,5- time security factor versus rupture of the roller feed chain, according to DIN EN 791 (drill rigs- safety), is only ensured when the feed chain will be regularly controlled.

  • Page 31: Engine And Central Hydraulics (Power Pack Pp-95-Ds)

    Engine and central hydraulics (Power Pack PP-95-DS) The main power source is an air- coo- In order to hold the hydraulic fluid in led four- stroke diesel engine with an optimal working temperature output of 95 kW (4 - Cylinders). range, a temperature sensor is in- stalled in the cooling circuit.

  • Page 32: Operation

    Operation Operating Instructions Controls for setting - up and alignment CAUTION of the boom are placed on the left side of the rig. IN CASE OF DANGER ALL OF THE All controls for drilling functions are RIG FUNCTIONS CAN BE STOPPED mounted on the slewable control panel BY ACTIVATING ONE OF THE - during transport placed parallel to...

  • Page 33: Hydr. Rapid Couplings On Connection Plate Kr 702 - 2

    4.1.1 Hydr. rapid couplings on connection plate KR 702 - 2 1. Tank 1 (35L / DN32) Connecting hose 2m (part no. 44135), 25m 2x (part no. 49476) 2. Pump 2 (30S / DN25) Connecting hose 2m (part no. 42619), 25m 2x (part no.

  • Page 34: Hydr. Rapid Couplings On Connection Plate Power Pack Pp- 95 - Ds

    4.1.2 Hydr. rapid couplings on connection plate Power Pack PP - 95 - DS Electr. connection plug (For checking or tramming the Power Pack without any connected hydr. devices, a dummy plug must be con- nected to the free electr. plug.) Leak oil Tank T2 Tank T1...

  • Page 35: Control Elements On Power Pack Pp-95-Ds

    Control elements on Power Pack PP-95-DS All controls of Power Pack are located in clearly isolated sections. The control elements for diesel engine (engine control box, rpm control potentiometer, emergency off ...) are mounted at the left front side on the Power Pack. The positio- ning of ball valves for “warm- up”, drilling and tramming operations are described on the following pages.

  • Page 36: Engine Control Box Pp- 95 - Ds

    4.2.1 Engine control box PP - 95 - DS Counter for working hours Display Ignition lock It is forbidden to clean the start and control element with strong water pressure or with a high pressure cleaner Indications and diagnostic oppotunities on the display of the engine control box Normal Indication: - first line:...
  • Page 37 Diagnostic oppotunities: By simultaneous operating of button no. 2 + 3 the diagnostic oppotunities can be selected All inputs and outputs of the display and different engine data can be interrogated. The buttons no. 2 + 3 on the engine control box are cursor buttons. The butten no.
  • Page 38 Input 5 = Air filter: If the air filter is contaminated, the input setting is “1”. If the air filter is clean, the input is “0”. Input 6 = Start: If the start button or the ignition lock to start the engine is activated, the input setting is “0”.
  • Page 39 (1 = Warning signal). Outputs 4, 5, 7, 8: Option d) System The access to the area System is only released after consultation with KLEMM Bohrtechnik and input of a special code. 04/2008 KR 702- 2 / Serial no. 19104...
  • Page 40 Error messages: In the left part of the display different error messages can be indicated. This error messages can not be recieped. After error correction and a new start of the diesel engine, the messages are distinguished. The following errors can be indicated: 1.

  • Page 41: Engine Control System Power Pack Pp - 95 - Ds

    4.2.2 Engine control system Power Pack PP - 95 - DS Cause of errors Reaction of the engine control system Lack of cooling fluid S Warning in the display (text), S Switching - off hydr. pilot control S Switching - off diesel engine To high cooling fluid S When temperature is >= 111_C Warning in the temperature...

  • Page 42: Electronic Engine Regulator (Emr)

    4.2.3 Electronic engine regulator (EMR) The electronic engine regulator (EMR) (pic. 1) is located at the rear side of the power pack and can be reached through the rear cover door. The engine control distribution (pic. 2) can be reached through the engine cover door on the left side of the power pack.
  • Page 43 Also corrected or non- current faults remain stored in the control unit and can be read out or deleted by the customer service of Klemm Bohrtechnik. Important notes for EMR-System...

  • Page 44: Prior To Start-Up

    Prior to start-up Be sure that all operating levers are in neutral ”OFF” position Check that EMERGENCY OFF switches on the slewable control panel and on the tramming console of the drill rig and on the front side of the Power Pack are inactive.
  • Page 45 Ball valves on Power Pack PP - 95 - DS Three ball valves in the engine compartment behind the engine cover door at the right side of the Power Pack Ball valve position in warm - up phase CAUTION ! For drilling operations the ball valves must be closed after reaching the working oil temperature! If a emergency stop switch was activated during operation of the correctly atta-...

  • Page 46: Engine Start-Up

    Engine start-up Set rpm control potentiome- If the engine does not fire, ter to approx. quarter speed repeat starting procedure (on the left front side of the after 1 minute. Power Pack or on slewable control panel of the drill rig). The ignition lock is fitted The potentiometer with the with a repeat- starter preven-...

  • Page 47: Tramming The Crawler Drill Rig

    Tramming the crawler drill CAUTION Be sure to check for adequate clearance prior to each start - up and before tramming, setting- up and drilling operations. Do not apply levers fully to begin with, but activate as if accelerating a car. Lever position determines the degree of opening of the control valves and therewith the quantity of oil supplied.

  • Page 48: Tramming The Drill Rig On Slopes

    4.5.1 Tramming the drill rig on slopes When tramming and working on slopes with a slope angle of more than 20_, the drill rig must be equipped and secured with a rope winch (it is forbidden to use free fall winches) to avoid sliding down or rollover of the machine on slopes. The winch must be equipped with a safety brake system.

  • Page 49: Setting Up And Alignment

    Setting up and alignment The control console for boom alignment is located on the left side of the drill rig, and consists of three adjacent operating levers. The fourth lever is optionally used for sidewise shifting of drill head unit. These can be activated forward or backward from the centre setting.
  • Page 50 symbols Push/Pull: Push/Pull: Telescope Right rear left track section propping cylinder up/down Push/Pull: Push/Pull: Telescope Left front right track section propping cylinder up/down Push/Pull: Push/Pull: Left rear Right front propping cylinder propping cylinder up/down up/down 04/2008 KR 702- 2 / Serial no. 19104...

  • Page 51: Safety Instructions For Operation With Telesc. Drill Mast

    4.6.1 Safety instructions for operation with telesc. drill mast type 164 and lateral slidable glide slide "15_ The drill rig KR 702- 2 is equipped with two cylinder limitations ( ) for the drill mast. During drilling with telesc. drill mast and sidewise slidable glide slide, the two cylinder limitations (see picture) must be fixed between the hydr.

  • Page 52: Drilling Controls

    Drilling controls 4.7.1 Drilling controls on base drill rig Pressure maintaining valve for hold - back device ATTENTION ! After every adjustment of the drill mast, you must regulate the pressure maintaining valve! A to low regulation of the pressure maintaining valve can result damages and danger for persons.

  • Page 53: Drilling Controls On Slewable Control Panel

    4.7.2 Drilling controls on slewable control panel 18 19 20 ESS- box see page 56 symbols Push/Pull: Push: Drill string Rapid feed rotation downward Pull: Rapid feed upward Push: Push: Drifter percussion Feed downward Pull: Additional rotation Pull: Feed upward 04/2008 KR 702- 2 / Serial no.
  • Page 54 symbols Push: Push: Winch hook down Close clamping device Pull: Winch hook up Pull: Open clamping device 20 * Manual regulation Push: of feed pressure Side moving of drill head unit Pull: Side moving of drill head unit Please note! By different tight seals in the clamping cylinders, differences in mobility etc., the synchronisation can be affected unfavorably.

  • Page 55: 1Safety Instructions For Rope Winches Mounted On Drill Masts

    In that case Klemm Bohrtechnik can not take over responsibility! While operation the rope winch at least three rope windings has to be left on the rope drum.

  • Page 56: Ess Control Box On Slewable Control Panel

    ESS control box on slewable control panel Functions on the electr. ESS -Box EMERGENCY- switch off Start - button Gear switching for rotary drill head - Switch in upper position: two speed motors (slow gear) - Switch in lower position: two speed motors (fast gear) Horn RPM regulation for diesel engine...

  • Page 57: Telescopic Function Of The Drill Mast

    Telescopic function of the drill mast Drill mast type 164 is equipped with a hand operated valve to block telescopic mode (see picture below) Open position of the valve The open position allows to use the telescopic function of the drill mast. While drilling the telescopic mode will be activated first.

  • Page 58: Operation

    4.10 Operation Use boom control levers to align the drill mast in the required position. Mast has to be pressed against object to drill. Check mast inclination with angle indicator. Adjust the feed pressure setting using the adjustment valve on the control panel.
  • Page 59 A Level or Angle Indicator to align the mast on the hole Whip Checks for all hoses Before you start to operate the crawler chassis of the KR 702-2 the following indications must be strictly observed: Support cylinders must be retracted.

  • Page 60: Drilling

    After having chosen the accessories (of which Klemm offers a wide range off all diffe- rent kinds) the operator has to determine the right feed pressure and R.P.M.

  • Page 61: Crawler Tracks

    Crawler tracks The drill rig KR 702- 2 is equipped with two crawler tracks. In order to ensure a per- fect function of the tracks, special attention to the correct track chain tension and maintenance of the tramming gear must be paid. Rotating component wear parts such as lower rollers, carrier rollers and Idlers are sealed with lifetime friction seal groups and oil lubricated.

  • Page 62: Repairs On Crawler Chains

    Repairs on crawler chains ATTENTION The Chains are under tension! The Chains are tensioned by a high pressure grease cylinder! ATTENTION Before removing or repairing crawler chains, the drill rig must be switched off and firmly stabilised. Chain repairs must only be done only by qualified personnel. Worn bolts must al- ways be renewed.

  • Page 63: Care And Maintenance Of The Klemm Crawler Drill Rig Type Kr 702-2

    Care and maintenance of the KLEMM crawler drill rig type KR 702 - 2 The use of machine and automatic drill rigs is very important in the modern day buil- ding trade because it saves a considerable amount of labour and rationalizes the drilling and blasting work.
  • Page 64 (e.g. Stability), are to be effected only after consultation and with the written permission of KLEMM Bohrtechnik and under the supervision of a KLEMM Bohrtechnik Specialist Expert. Changes without consultation of the manufacturer result in a total loss of warranty.

  • Page 65: Maintenance Intervals

    PLEASE NOTE The maintenance work must be recorded and countersigned in the maintenance and repair log by the machine operator responsible upon completion. The Klemm Bohrtechnik company will be allowed access to this log in the event of claims under the guarantee.

  • Page 66: Recommended Oil- And Grease-Types For Drill Rig Kr

    Recommended Oil- and grease-types for drill rig KR 702-2 with Power Pack PP-95-DS Fields of use Oil- and grease-type Quantity (liters) SAE 10 W- 40 / SAE 10 W - 30 Diesel engine Specification: approx. 15* TCD 2012 L04 2V...

  • Page 67: Characteristics Of Different Hydraulic Oils For Klemm Drill Rigs

    6.2.1 Characteristics of different hydraulic oils for Klemm drill rigs The selection of the right hydraulic- oil and the ambient- outside - temperature - ranges have important influence on hydraulic functions and speeds of the drill rig. The max. permissible viscosity- range for the hydraulic components is 1600mm only for engine start- up (cold start).
  • Page 68 These facts can create malfunctions and damages of the hydr.system. Caution! Mineral oils and synthetic oils can not be mixed. Therefore please refer always to page 66 (original Klemm oil fill). 04/2008 KR 702- 2 / Serial no. 19104...

  • Page 69: Filters And Filter Inserts For Kr 702-2 And Pp-95-Ds

    Filters and filter inserts for KR 702-2 and PP-95-DS 6.3.1 Filter and filter inserts for KR 702 - 2 (only with mounted hydr. drifter) Drifter pre line filter cpl. Part no. 40338 Filter insert for drifter pre line 3μm (1 pc.) Part no.

  • Page 70: Filter And Filter Inserts For Power Pack Pp - 95 - Ds

    6.3.2 Filter and filter inserts for Power Pack PP - 95 - DS ATTENTION! Always stop the diesel engine of the drill rig before maintenance or repair work is being done !! Hydr. filter and filter insert Return line filter cpl. .
  • Page 71 Diesel engine filter for Deutz TCD 2012 L04 2V Engine oil filter (Deutz) Part no. oil filter (1 piece) ....47265 The engine oil filter (see photo) must be changed every 500 hours or once a year. Fuel filter (Deutz) Part no.
  • Page 72 Fuel prefilter with water separator The diesel prefilter is mounted at the left side of the innerside of the sound proof cover. The insert of the diesel prefilter and the seal kit must be changed at least all 1000 hours (see also in the operation manual of the diesel engine). The diesel prefilter must be controlled of water mass once a day.
  • Page 73 Fuel pre- filter, changing / bleeding filter insert Filter change: D Close fuel stopcock (for high tanks) D Position fuel collecting vessel beneath fuel pre - filter. D Loosen drain cock (7) and drain water + fuel completely. D Unscrew filter cartridge (5) together with water collecting vessel (8) in anti - clockwise direction and remove.
  • Page 74 Air filter The air filter is mounted in the engine compartment and can be reached by the swiveling door at the left side of the sound- proof cover (see picture). In the filter hou- sing, a main filter element and a safety filter element are installed. Both filter ele- ments must be changed all 500 operating hours.

  • Page 75: Scope Of The 100 Hour Inspection

    8 hour table (see lubrication, maintenance and inspection schedule). The 100 hour inspection must be made by KLEMM Bohrtechnik Customer Ser- vice or an authorised dealer. Failure to do this work will lead to voiding of the gua- rantee.

  • Page 76: Lubrication Chart Maintenance And Service Intervals

    Service Intervals in Operting Hours Lubrication Chart Maintenance and Service Intervals 8 16 40 100 250 500 1000 2000 1. Diesel Engine Deutz TCD 2012 L04 2V Check oil level in engine Change engine oil (by authorized technical personnel) Clean cooling fins Check level of coolant Exchange engine oil filter cartridges Exchange fuel filter cartridges...
  • Page 77 Service Intervals in Operting Hours Lubrication Chart Maintenance and Service Intervals 8 16 40 100 250 500 1000 2000 7. Crawler tracks Check track chain tension Check oil level of tramming gear box (also see chapterl 5.3) 8. Drill mast Check filling level of greasing points (regrease) Check oil level of fed gear Check Feed Chain tension and clean the links...

  • Page 78: Maintenance Of Piston Rods Of Hydraulic Cylinders

    6.5.1 Maintenance of piston rods of hydraulic cylinders It is recommended to lubricate piston rods that are not retracted in resting position, regularly once or twice a week with hydraulic oil (or something similar). Please conserve the piston rods with acid - free fat, if longer downtimes are expected.

  • Page 79: Cooling Liquid

    This cooling fluid protects important inner of the motor against corrosion and further destruction. CAUTION ! The cooling fluid, which is filled in in the Klemm factory, has a concentration of 40% protective liquid. That concentration will give protection against frost to a temperature of - 25_C (- 13_F).

  • Page 80: First Filling And Refilling Of Cooling Liquid On Deutz Diesel

    6.6.4 First filling and refilling of cooling liquid on Deutz diesel TCD 2012 L04 2V engine type Remove cap from coolant filling entry pipe of compensation tank. Fill coolant by filling entry pipe. The compensation tank must be filled up completely to the upper surface of filling entry pipe.
  • Page 81 The following points must be observed and respected Control of coolant level: the level must be checked by removing the filling cap; level must reach upper position of filling entry pipe! After first filling and refilling processes the level of coolant must be ckecked the next day before starting the diesel engine.

  • Page 82: Hydraulics

    Hydraulics 6.7.1 Hydraulic oil Optimum transmission can be only assured, if operating temperature, viscosity and quality are right. For detales see ”Recommanded Oils and Lubricants” - page 66. Old oil, or oils having been subjected to temperatures in excess of 70_ C lose important operating characteristics and reduce the service life of seals, hoses, pumps and cylinders.

  • Page 83: Oil Changes

    Drain the oil/water mixture and dispose it in accordance with anti - pollution stipulations. Afterwards fill in hydraulic fluid. Do only use the hydr. fluid according to original Klemm hydr. oil filling! Cleaning the Oil Tank Be sure to clean the oil tank during every oil change Use only non - fibrous cleaning rags.

  • Page 84: Repairs And Maintenance Of The Hydraulic System

    6.7.4 Repairs and maintenance of the hydraulic system 6.7.4.1 Trouble shooting No oil supply and unusual noise characteristics from pump Cause Reason Remedy Local restriction in Open ball- valve fully Cavitation in pump suction line, e.g. partially closed ball- valve Fluid too cold Heat fluid to recommended tempera-...
  • Page 85 No Pressure build - up Cause Reason Remedy Air intake on suction line Tighten and seal connec- Pump not working tions correctly Damaged pump Repair or replace Pump running hot Viscosity of fluid too low Replace with fluid of the right viscosity Coupling faulty, or Repair defect Pump RPM too low or...
  • Page 86 Pressure or flow fluctuations Cause Reason Remedy Valve seat damaged Repair or replace Knocking of pressure limiting or safety val- Fluid contaminated Drain fluid. Clean tank Valves sticking and system. Refill with new fluid. System not properly Bleed system. Air pockets in the sy- ventilated See also Start- up in- stem, causing irregular...

  • Page 87: Reference To Repairs At The Hydraulic System

    The system pressure of the drill rig is fix adjusted by valve blocks, which are secured against inexpert regulation. An adjustment of the system pressure during the guarantee is only allowed with explicity permission of the KLEMM Bohrtechnik. Non - compliance leads to immediate loss of all warranty entitlements! 04/2008...

  • Page 88: Special Remarks (Welding Instructions)

    Those cast steel constructions do not accept weldings, because the metallurgical structure of steel will be disturbed, prudurcing stress areas with possible failure. Please contact KLEMM Bohrtechnik Technical Services, if you should repair or fix items on cast steel components!

  • Page 89: Maintenance Of The Starter Battery

    Maintenance of the starter battery The battery’s operational readiness is subject to constant recharge from the dynamo. The installed batteries are of the maintenance - free type. 6.9.1 Cold start PLEASE NOTE Store the battery at room temperature during the winter months The capacity of the battery will be greatly reduced at low ambient temperatures.

  • Page 90: Accumulators

    6.10.1 Introduction and precaution instructions Klemm accumulators are in accordance the european regulation 97/ 23/ EG (Pres- sure Equipment Directive), article 3, chapter 3. If an accumulater will be detached and repaired the accumulator has to be checked by an authorised person, according to the operational dependability regulations §10 before it’s sent back to site.

  • Page 91: Works At Accumulators

    6.10.2 Works at accumulators Use only original Klemm parts! If not, you’ll loose warranty claim.! For ordering spare parts there are adequate part- numbers available in our part lists. This is also valid for repair works! Watch the indicated torques for tensioning the screws!

  • Page 92: Assembly Of Cpl. Accumulator

    Works have to be executed in clean environmental areas! Hydraulic fittings and hoses have to be tighten properly! Check the specified filling pressure of the accumulator! Seals and screws have only beused in accordance to the Klemm parts lists and shall be bought from Klemm only! 6.10.4...

  • Page 93: Conservation Of Hydraulic Piston Rods And Machine Components

    6.11 Conservation of hydraulic piston rods and machine components external conservation procedure Important Before parts are mounted and used which were treated with external conservation additives on metal surfaces, these corrosion inhibitors must be removed with special solvents, fuel , petroleum or wax - containing solvents. Gear parts, spline shafts and driving shafts which were preserved with corrosion in- hibitors must be washed/treated with the same solvents/chemicals mentioned above.

  • Page 94: Attachment Points For Truck Transport

    Attachment points for truck transport Attachment points for drill rig KR 702-2 1 - 4 : Attachment points to fasten the drill rig for truck transport : Fix the slewable control panel with the locking bolt in transport position parallel to the tracks...

  • Page 95: Attachment Points For Power Pack Pp-95-Ds

    Attachment points for Power Pack PP-95-DS 7 - 10 : Attachment points to fasten the power pack for truck transport 04/2008 KR 702- 2 / Serial no. 19104...

  • Page 96: Rope Attachment Points (1-4) On The Drill Rig Type

    Rope attachment points (1-4) on the drill rig type KR 702-2 for loading with the help of a crane ATTENTION: Loading the drill rig with a crane is only allowed after: - consultation with company KLEMM Bohrtechnik! - the gauge of the telescopic tracks is been shifted to maximum width!

  • Page 97: Technical Data

    Technical data KR 702 - 2 Technical data Tramming motors Traction ......approx.

  • Page 98: Technical Data Power Pack Pp-95-Ds

    Technical data Power Pack PP-95-DS Power source Deutz diesel engine type ....... TCD 2012 L04 2V Power .

  • Page 99: Technical Data Of Sound Level Measurement Acc. To Din En 791 And 2000/14/Ec (Outdoor- Noise - Directive)

    Technical data of sound level measurement acc. to DIN EN 791 and 2000/14/EC (Outdoor - Noise - Directive) A -registered sound power level (L ) in different operating modes Measured sound power level L without loading (idle running of engine) .

  • Page 100: Kinematic Possible Mast Movements

    Kinematic possible mast movements KR 702 - 2 basic version 04/2008 KR 702- 2 / Serial no. 19104...

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