In unclear situations, please contact the seller of the machine. You can also give a feedback to Kesla by a questionary in the end of this manual or in www.kesla.com. 1. GENERAL INSTRUCTIONS 1.1.
GRAPPLES – USER MANUAL 1.2. CONTACT DETAILS www.kesla.com ORDERING OF SPARE PARTS spare.parts@kesla.com MAINTENANCE AND WARRANTY ISSUES after.sales@kesla.com SPARE PART AND MAINTENANCE SERVICES tel.+358 40 709 2208 1.2. WARNING AND INSTRUCTION DECALS Warning and instruction decals have been attached to the grapple to warn for possible risks caused by operation or to give instructions for use.
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(see terms of warranty). Mailing address for the delivery/assurance certificate: Kesla Oyj, Metsolantie 2, FIN-59800 Kesälahti, Finland. There is no storage place for the user manual in grapple so the user must store the manual in the cabin .The user manual must always be available to the user.
GRAPPLES – USER MANUAL 2. IMPORTANT SAFETY INSTRUCTIONS DE-PRESSURIZING GRAPPLE: After stopping the engine there may remain some pressure in hydraulic components of the grapple. This pressure may cause spraying of high-pressure oil. RISK OF SERIOUS INJURY! BEFORE MAINTENANCE DE-PRESSURIZE GRAPPLE These safety instructions do not cover all possible operating conditions, but are helpful in avoiding dangerous situations and...
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GRAPPLES – USER MANUAL In case of accident with phone or power lines, consider what to do. When you have to leave the machine, do not touch the machine and the ground at the same time. Exit outside the electrical field jumping both feet together. Always stop the engine of base machine and take care that no one connects power when servicing the grapple.
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GRAPPLES – USER MANUAL When operating or maintaining the machine, avoid skin contact with oil or grease. The oil and grease may contain additives which can be harmful when frequently contacted with the skin. Always follow the manufacturers’ and authorities’ instructions and regulations when handling these substances.
GRAPPLES – USER MANUAL 3. INTRODUCTION OF THE MACHINE The KESLA grapples are designed to be installed on cranes specially equipped for forestry use. Before mounting make sure your grapple is suitable for the base machine size. The grapple is used for the handling of felled, delimbed and cut- to-length timber as the loading device of a timber loader.
Safety regulations may vary and they must be checked locally. KESLA recommends using a minimum of 12 mm thick hard- surfaced polycarbonate in the windows of grapple base machine. When working always remember the 25 m safety distance from...
GRAPPLES – USER MANUAL 4.3. INSTALLATION OF THE HYDRAULICS Use hoses of proper diameter and pressure class. Take care of cleanliness in all hydraulic installations. Check hydraulic pressure. The pressure must not exceed the value given on the machine plate. When installing hoses, make sure that the hoses do not rub against each other or against other parts of the grapple’s structure.
GRAPPLES – USER MANUAL 5. OPERATION INSTRUCTIONS 5.1. SAFETY Familiarize yourself well with the operation and safety instructions before starting to operate the grapple and follow them during operation. Use of the grapple to handle persons, live animals, or hazardous substances is strictly forbidden.
Always state the individual machine identification number (serial no.) given in the machine identification plate when ordering spare parts. Use only original KESLA spare parts. 6.2.2. Cleaning Be careful when cleaning the grapple with pressure washer. Seals, bearings and electric cables can be damaged by high- pressure water.
GRAPPLES – USER MANUAL 6.3. REGULAR SCHEDULED MAINTENANCE The given maintenance intervals are valid only when the machine works at normal capacity in normal operation conditions. Shorten the maintenance intervals if the machine is used heavily or when working conditions are disadvantageous (very high or low temperature, sand, dust, mud, etc.).
GRAPPLES – USER MANUAL 6.3.2. Daily maintenance (or after every 20 hours) 20 h Grease all grease nipples of the grapple Check possible oil leaks, hoses, structures, tightness of screws and nuts as well as fastening of axles and pins. ...
Check the pertinent ISO classification (ISO32 or ISO46) according to the conditions and instructions given by manufacturer of the base machine. Current bio-degradable oils are unsuitable for use in Kesla grapples. Continuous high temperature of the hydraulic oil prematurely ages the seals of the grapple.
3. Hydraulic oils based on vegetable oils (HETG) e.g. rapeseed oils *NOTE! The use of HETG oils is prohibited in Kesla products! * NOTE! Before using a biodegradable hydraulic oil, consult your oil dealer when choosing a suitable oil type and clarify its...
GRAPPLES – USER MANUAL 8. TROUBLESHOOTING 8.1. GENERAL When troubleshooting first find out if the fault is mechanical, electrical or hydraulic. 8.1.1. Mechanical faults Check that the function is not jammed. 8.1.2. Electric faults The most common electric faults are bad contact in connectors (loose connector, wire became loose from connector, moisture) broken wire (no contact or shortcut)
Kesla Oyj authorized service repairman working according to their standard working schedule. 3. Kesla Oyj reserves the right to approve and authorize any part or work claimed under warranty. 4. The warranty stipulates that crane installation registration records to be properly filled out and returned to Kesla Oyj within 30 days of installation.
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Kesla Oyj or if hydraulic system is adjusted exceeding allowed tolerances or reference values.
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GRAPPLES – USER MANUAL LIABILITY FOR DAMAGE Kesla Oyj is not responsible for damage caused by the machine if the use and safety instructions in the user manual have not been followed. The machine is not allowed to be used before you have thoroughly familiarised yourself with the user manual.
GRAPPLES – USER MANUAL APPENDIX 3: CERTIFICATE OF DELIVERY KESLA OYJ Stays with the seller FIN-59800 KESÄLAHTI Date (dd/mm/yy) / 20 Product Owner/keeper Serial no. Address Accessories ZIP code Domicile Telephone Seller...
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GRAPPLES – USER MANUAL CERTIFICATE DELIVERY OWNER/KEEPER ASSURANCE FAMILIARIZING HIMSELF WITH THE USER MANUAL KESLA OYJ To be returned to the manufacturer by mail or fax Metsolantie 2 FIN-59800 KESÄLAHTI fax: +358 13 6100 322 Date (dd/mm/yy) / 20 Product Owner/keeper Serial no.
Yes No I would like to be contacted : You can send the feedback by mail to the address: Kesla Oyj / Customer feedback Kuurnankatu 24 80100 Joensuu or FAX : +35813 6100523 or append it to an e‐mail and send it to the address : sales@kesla.com You can provide feedback also with the contacting form available on our website www.kesla.fi or submit the form to your nearest reseller. ...
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TEKNISET TIEDOT / TECHNICAL SPECIFICATIONS KESLA proG20 Ala kärjet vastakkain / Area: 0,18 m² Käyttöpaine / Operating pressure: 17,5 Puristusvoima / Jaw force: Aukeamisnopeus / Opening time (50l/min) Sulkeutumisnopeus / Closing time (50l/min) Max kuorma / Max load 1500 Paino / Weight...
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TEKNISET TIEDOT / TECHNICAL SPECIFICATIONS KESLA proG25 Ala kärjet vastakkain / Area: 0,24 m² Käyttöpaine / Operating pressure: Puristusvoima / Jaw force: Aukeamisnopeus / Opening time (50l/min) Sulkeutumisnopeus / Closing time (50l/min) Max kuorma / Max load 2000 Paino / Weight...
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TEKNISET TIEDOT / TECHNICAL SPECIFICATIONS KESLA proG25E Ala kärjet vastakkain / Area: 0,15 m² Käyttöpaine / Operating pressure: Puristusvoima / Jaw force: Aukeamisnopeus / Opening time (50l/min) Sulkeutumisnopeus / Closing time (50l/min) Max kuorma / Max load 2000 Paino / Weight...
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TEKNISET TIEDOT / TECHNICAL SPECIFICATIONS KESLA proG25P Ala kärjet vastakkain / Area: 0,20 m² Käyttöpaine / Operating pressure: Puristusvoima / Jaw force: Aukeamisnopeus / Opening time (50l/min) Sulkeutumisnopeus / Closing time (50l/min) Max kuorma / Max load 2000 Paino / Weight...
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TEKNISET TIEDOT / TECHNICAL SPECIFICATIONS KESLA proG26 Ala kärjet vastakkain / Area: 0,24 m² Käyttöpaine / Operating pressure: Puristusvoima / Jaw force: Aukeamisnopeus / Opening time (50l/min) Sulkeutumisnopeus / Closing time (50l/min) Max kuorma / Max load 2000 Paino / Weight...
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TEKNISET TIEDOT / TECHNICAL SPECIFICATIONS KESLA proG26E Ala kärjet vastakkain / Area: 0,15 m² Käyttöpaine / Operating pressure: Puristusvoima / Jaw force: Aukeamisnopeus / Opening time (50l/min) Sulkeutumisnopeus / Closing time (50l/min) Max kuorma / Max load 2000 Paino / Weight...