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Farmi 381 HFC Operation, Maintenance And Spare Parts Manual

Chipper and hydraulic feeder / feed conveyor
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CHIPPER AND HYDRAULIC FEEDER /
FARMI 381 HFC / HF Expert
OPERATION, MAINTENANCE AND SPARE PARTS MANUAL
EXCLUSIVELY FOR GRAB LOADER FEED!
MANUAL FEED PROHIBITED!
FROM MACHINE:
3800149
TRANSLATION OF
THE INSTRUCTION MANUAL
B-EN-111217-ER
43804010
FEED CONVEYOR
READ THIS OPERATION AND MAINTENANCE MANUAL CAREFULLY
BEFORE USING THE MACHINE

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Summary of Contents for Farmi 381 HFC

  • Page 1 CHIPPER AND HYDRAULIC FEEDER / FEED CONVEYOR FARMI 381 HFC / HF Expert OPERATION, MAINTENANCE AND SPARE PARTS MANUAL EXCLUSIVELY FOR GRAB LOADER FEED! MANUAL FEED PROHIBITED! FROM MACHINE: 3800149 TRANSLATION OF THE INSTRUCTION MANUAL READ THIS OPERATION AND MAINTENANCE MANUAL CAREFULLY...

  • Page 3: Table Of Contents

    FARMI 381 HFC / HF TABLE OF CONTENTS INTRODUCTION GENERAL SAFETY INSTRUCTIONS GENERAL SAFETY INSTRUCTIONS FOR THE CHIPPER STICKERS AND PLATES TECHNICAL INFORMATION MOUNTING OPERATION CONTROL EQUIPMENT STARTING UP THE CHIPPER STARTING THE TRACTOR PTO NO STRESS SYSTEM CHIPPING STOPPING THE CHIPPER VIA THE TRACTOR DRIVE...

  • Page 4: Introduction

    CAUTION! PRODUCT WARRANTY Farmi provides a 12-months warranty on all Farmi products. Register on our home page (www.farmiforest.fi) under FeedBack (”Product Registration” form) within 30 days after the receipt of the product to get full product warranty and additional information on your product. If it is not possible for you to register via internet, please register as follows: Complete the registration form on the last pages of this manual and return it to us within 30 days after the receipt of the product.
  • Page 5 Name: Matti Berg Address: Ahmolantie 6, FIN-74510 IISALMI, Finland Commercial name: Farmi Machine denomination: Farmi wood chipper with Farmi feed hopper Machine type: FARMI 381 HFC / HF Machine series number: Herewith, we declare that the machine brought into circulation conforms with the pertinent requirements of the Machinery Directive 2006/42/EC and the EMC Directive (directive relating to electromagnetic compatibility) 2004/108/EC.

  • Page 6: General Safety Instructions

    Written authorization must be requested from the manufacturer for any alterations to the machine. These safety instructions are meant for the owners of FARMI equipment, as well as those who operate, ser- vice or repair it. CAUTION! The instructions help with: •...
  • Page 7 FARMI 381 HFC / HF TRANSPORT • If any faults arise that may jeopardize occupational safety, turn off the machine. • Before driving with the machine, ensure the sa- • During operation, the machine’s operator is res- fe mounting of the machine. Make sure that the ponsible for safety in the whole work area.
  • Page 8 FARMI 381 HFC / HF • Observe the service intervals and annual safety by the manufacturer. Check particularly that the inspections. pressure classes of the hoses and connectors are • All spare parts and equipment must fulfill the suitable to the operating pressure levels.

  • Page 9: General Safety Instructions For The Chipper

    FARMI 381 HFC / HF GENERAL SAFETY INSTRUCTIONS FOR THE CHIPPER DANGER! • Please make sure any machine operator has the re- quired personal protective equipment: safety hel- met, protective goggles, cut resistant safety boots and required protective clothing. •...

  • Page 10: Stickers And Plates

    FARMI 381 HFC / HF STICKERS AND PLATES The following plates and labels must be correctly attached to the chipper. Missing plates / labels must be replaced immediately. Number 1. Machine plate CH381HF / HFC (43806940)
  • Page 11 FARMI 381 HFC / HF 2. CAUTION! Please read the operating instructions of the machine meticulously before you operate, maintain or repair the machine. During machine operation, please observe the operating and safety instructions. (40147020) 3. (40147000) CAUTION! Before operation, mount the chipper to the 3-point hitch of the tractor.
  • Page 12 FARMI 381 HFC / HF 8. Farmi Forest sticker (40146900) 9. Crushing hazard sticker (41015600) Always keep a safe distance to rotating parts. 10. (30146990) 2 pcs CAUTION! Manual feed prohibited. CAUTION! Crushing hazard! Always keep a safe distance to rotating parts.

  • Page 13: Technical Information

    13. Conveyor feeder low. The benefits of the No Stress mechanism are: • tractors of lower power rating can be used • more homogenous chip quality • higher chip yield. The FARMI 381 HF chipper has its own hydraulic unit.
  • Page 14 FARMI 381 HFC / HF TECHNICAL INFORMATION FARMI 381 HFC Type Double disc chipper Output, m 30-70 Max. stem diameter, mm Feed opening, mm 380 x 420 Chip length, mm / 540 - 1000 rpm 10 - 30 Power demand, kW...
  • Page 15 FARMI 381 HFC / HF HF380 transport position 2347 2002 (92 6/16”) (78 13/16”)
  • Page 16 FARMI 381 HFC / HF HFC381...
  • Page 17 FARMI 381 HFC / HF HFC381 transport position...

  • Page 18: Mounting

    FARMI 381 HFC / HF POWER TAKE-OFF SHAFT MOUNTING LIFTING Tractor’s PTO drive shaft dimensions should be 1 3/4” to maximize its operating life. The lifting points are marked on each machine with hook sym- bols. CAUTION! CAUTION! PTO shaft recommendations: •...
  • Page 19 FARMI 381 HFC / HF SHORTENING THE PTO SHAFT MOUNTING THE FEED CHUTE 1. Fix the feed chute frame to the chipper with pins 1. Connect the device to the tractor’s 3-point hitch. (A) and locking screws (B). 2. Lift the machine with the hitch so that the distance 2.

  • Page 20: Operation

    FARMI 381 HFC / HF Do not operate in temperatures OPERATION -20 o C due to the risk of cold britt- leness damage which can occur in INSPECTION PRIOR TO USE particular with the knife blades. Avoid chipping wood which has •...

  • Page 21: Starting Up The Chipper

    FARMI 381 HFC / HF STARTING UP THE CHIPPER 1. Connect the chipper’s power plug. Connect the hoses of the discharge pipe to the tractor hydrau- lics. 2. Lift and lock the top of the discharge pipe in place (1). Lift the discharge pipe to its operating position (2).

  • Page 22: No Stress System

    FARMI 381 HFC / HF NO STRESS SYSTEM Feed Roller Status Stopped Rotating Stopped Rotating Programmed ‘No Stress’ speed. Percentage X Either set in the programming level or by pressing ‘SET’ button The programming button is on the remote control panel.

  • Page 23: Chipping

    FARMI 381 HFC / HF ADJUSTMENT OF THE FEED SPEED CHIPPING The feed speed must be set with FARMI FARMI 381 HF/HFC is de- the chipper running. Please signed onlyfor grapple loader observe the following safety feeding. The danger area radius instructions: is 20 m.

  • Page 24: Chipper Transportation

    FARMI 381 HFC / HF CHIPPER TRANSPORTATION Before transporting the unit, turn the discharge pipe parallel with the upper chamber and lower it. Take extreme care when turning the discharge pipe! CAUTION! Transportation position STORAGE • Ensure that the chipper is stored on a solid surface and is unable to topple over.

  • Page 25: Maintenance

    FARMI 381 HFC / HF MAINTENANCE PERIODIC INSPECTIONS GENERAL MAINTENANCE INSTRUCTIONS • The tightness of the fastening bolts of a brand new chipper must be checked after the first operating hour and tightened as necessary. Tightening tor- Position the chipper on solid, ques as shown in the table.
  • Page 26 FARMI 381 HFC / HF MAINTENANCE MAINTENANCE ITEM ACTION NOTES INTERVAL Chipper frame and Tighten pins and nuts Weekly All pins and nuts must be tightened knife units after the first operating hour! For the torques, see the table. Check twig breaker...
  • Page 27 FARMI 381 HFC / HF MAINTENANCE POINTS Knifes are reversible. Tightening points Maintenance point Width across flats, mm Tightening torque, Nm 1. Tightness of knife holder fastening bolts 1000 2. Tightness of knife fastening bolts 3. Tightness of anvil fastening bolts 4.
  • Page 28 FARMI 381 HFC / HF TENSION OF THE TIMING BELT 2 kg = 2 mm TENSION OF THE FEED UNIT In feeding position, i.e. when the belt is tight, there must be a clearance of 3 - 5 cm below the belt.

  • Page 29: Knife Maintenance

    FARMI 381 HFC / HF KNIFE MAINTENANCE KNIFE REMOVAL FROM THE KNIFE HOLDERS Please refer to the safety instruc- 1. Remove the knife’s lock nuts (M14). tions. The chipping disc conti- 2. Remove the knife fastening bolts (M14). Turn the...
  • Page 30 FARMI 381 HFC / HF BLADE SHARPENING Grind the hone angle at 45 with two to three longitu- dinal strokes, using a level sharpening stone. Remove the burrs from the knife fastening bolt side by grinding Sharpen all blades equally. This ensures disc balan- along the blade surface.
  • Page 31 FARMI 381 HFC / HF SHARPENING THE ANVILS Use a feeler gauge to check and adjust the clearance. • Turn the disc so that the knife edge is aligned with If you notice wear or rounding of the inner edge of the the vertical anvil.

  • Page 32: Wiper Kit

    FARMI 381 HFC / HF WIPER KIT Instructions for adjusting the wiper plates: • Adjust cutting blades to the required chip size. • Adjust anvils. • Adjust the wiper plates to the same plane with the knives. Leave 2 mm gap between the cutting blade...

  • Page 33: Chip Length Adjustment

    FARMI 381 HFC / HF CHIP LENGTH ADJUSTMENT Chip length is determined by the distance between the knives and the disc. Chip length is adjusted by moving the knife holders. The chip length can range between 10-30 mm. 1. Firstly, follow the “Opening and removal of the upper chamber”...

  • Page 34: Splined Shaft Replacement

    FARMI 381 HFC / HF SPLINED SHAFT REPLACEMENT 1. Remove the upper chamber. 2. Remove the bearings (see figure “Bearings installation). Welding damages the bearings. 3. Hoist up the disc. 4. Grind a 25 mm deep groove about 2 mm from the edge of the shaft.
  • Page 35 FARMI 381 HFC / HF...

  • Page 36: Chipper

    FARMI 381 HFC / HF CHIPPER...
  • Page 37 FARMI 381 HFC / HF CHIPPER Part Order no Description Remarks 33802410 Lower chamber 33800030 Upper chamber 03800100 Rotor, complete see separate spare part page 43803060 Knife 43802350 Horizontal anvil 43802360 Vertical anvil 43801510 Twig blade 03801160 Twig crusher see separate spare part page...
  • Page 38 FARMI 381 HFC / HF CHIPPER...
  • Page 39 FARMI 381 HFC / HF CHIPPER Part Order no Description Remarks 52110046 M10 DIN934 8ZN 52211083 Spring washer M20 DIN127 ZN 52090702 Hexagon socket countersunk head cap screw M8X90 DIN7991 52117082 Lock nut M8 DIN985 8ZN 52062840 Eyebolt M12X120 88ZN...

  • Page 40: Knife, Rotor And Bearing Unit

    FARMI 381 HFC / HF KNIFE, ROTOR AND BEARING UNIT 2.12 2.10 2.11...
  • Page 41 FARMI 381 HFC / HF KNIFE, ROTOR AND BEARING UNIT Part Order no Description Remarks 43803060 Knife 03810990 Rotor complete 43800100 Rotor 43811020 Knife bracket 43800750 Support plate 52117231 Lock nut M24x2 DIN985 10.9 52063340 Screw M12X80 DIN933 88ZN 52110053...

  • Page 42: 03805700 Discharge Pipe, Complete From Serialnumber 3800100

    FARMI 381 HFC / HF 03805700 DISCHARGE PIPE, COMPLETE from serialnumber 3800100 see hydraulics see hydraulics...
  • Page 43 FARMI 381 HFC / HF 03805700 DISCHARGE PIPE, COMPLETE from serialnumber 3800100 Part Order no Description Remarks 33805710 Discharge chute rotation 33805740 Extension 33805770 Dicharge pipe 43805810 Vizor 43801430 Pair of locking flat iron 43800400 Bushing 52060209 Screw M10X16 DIN933 88ZN...

  • Page 44: 03800090 Actuator For Discharge Chute Rotation, Complete

    FARMI 381 HFC / HF 03800090 ACTUATOR FOR DISCHARGE CHUTE ROTATION, COMPLETE...
  • Page 45 FARMI 381 HFC / HF 03800090 ACTUATOR FOR DISCHARGE CHUTE ROTATION, COMPLETE Part Order no Description Remarks 43800820 Bottom flat iron for turn motor 43801400 Chain plate 43801410 Spacer plate 43801800 Splined shaft 43802530 Chain cover right 43802540 Chain cover...

  • Page 46: Hydraulic Unit Hd381

    FARMI 381 HFC / HF HYDRAULIC UNIT HD381 Part Order no Description Remarks 56017536 Filler filter 52001062 Hexagonal socket head screw M6X20 DIN912 88ZN 52200037 Washes M8 DIN126 58ZN 52001260 Hexagonal socket head screw M8X25 DIN912 88ZN 33811060 Cover 52200037...

  • Page 47: 03801160 Twig Crusher, Complete

    FARMI 381 HFC / HF 03801160 TWIG CRUSHER, COMPLETE Part Order no Description Remarks 43801160 Twig crusher 43803550 Screw 43297680 Locking bolt 52200490 Washer M12 DIN 7349 ZN 52214269 Lock washer M12 NORD-LOCK 52214285 Lock washer M16 NORD-LOCK 52117165 Lock nut...

  • Page 48: Hydraulic Feeder Hf381 03800060

    FARMI 381 HFC / HF HYDRAULIC FEEDER HF381 03800060...
  • Page 49 FARMI 381 HFC / HF HYDRAULIC FEEDER HF381 03800060 Part Order no Description Remarks Frame 43802240 Roller’s swing 33802220 Upper feed roller 43800410 43801960 43501430 43802490 Bushing 94617073 Tension spring 52110053 M12 DIN934 8ZN 52060209 Screw M10X16 DIN933 88ZN 52062031...

  • Page 50: Feed Chute Hf380

    FARMI 381 HFC / HF FEED CHUTE HF380...
  • Page 51 FARMI 381 HFC / HF FEED CHUTE HF380 Part Order no Description Remarks 43800350 Lower feed roller 43313048 Fastening for lower feed roller 52200052 Washer M12 DIN125 58ZN 52200045 Washer M10 DIN125 58ZN 52060233 Screw M10X30 DIN933 88ZN 52063617 Srew M12X40 DIN933 10.9MU...

  • Page 52: Feed Conveyor Fc381

    FARMI 381 HFC / HF FEED CONVEYOR FC381...
  • Page 53 FARMI 381 HFC / HF FEED CONVEYOR FC381 Part Order no Description Remarks 43803920 Cylinder cover left 43804810 Bushing 43800400 Bushing D25X4,5 54512140 Ball bearing 54511340 Slotted sealed ball bearing 43803580 Screw 52200052 Washer M12 DIN125 58ZN 52117124 Lock nut...

  • Page 54: Hydraulics

    FARMI 381 HFC / HF HYDRAULICS 21.5 21.1...
  • Page 55 FARMI 381 HFC / HF HYDRAULICS Part Order no Description Remarks 03806760 Hose series 56028860 Hydraulic motor EPMSY-E W400-SH 58219759 Seal kit 56001902 Hydraulic motor MP 160 58217746 Seal kit 56048470 Directional control valve 56048395 12VDC Solenoid valve 56048360 Tie rod kit...
  • Page 56 FARMI 381 HFC / HF HYDRAULICS 21.5 21.1...
  • Page 57 FARMI 381 HFC / HF HYDRAULICS Part Order no Description Remarks HYDRAULICS FC381 03809020 Hose series 22.1 56516438 Hose assy S1/4”S L=4,6 m 22.2 56518426 Hose assy S1/4”K L=4,4 m 56002020 Hydraulic motor MR 250 SH D 56016040 Hydraulic cylinder 40/20-200, double acting 24.1...

  • Page 58: Hose Series: Directional Control Valve From Above

    FARMI 381 HFC / HF HOSE SERIES: DIRECTIONAL CONTROL VALVE FROM ABOVE...
  • Page 59 FARMI 381 HFC / HF HOSE SERIES: DIRECTIONAL CONTROL VALVE FROM ABOVE Part Order no Description Remarks 56518111 Hose assy, K1/4”S L=0,8 m Support cylinder 56526288 Hose assy, K1/2”S L=2,3 m Feed roller relief 56518228 Hose assy, K1/4”S L=1,7 m...

  • Page 60: Hose Series: Pump Hoses

    FARMI 381 HFC / HF HOSE SERIES: PUMP HOSES After a long machine downtime, the pump must be replenished via the nipple of the leakage line!
  • Page 61 FARMI 381 HFC / HF HOSE SERIES: PUMP HOSES Part Order no Description Remarks 56500077 Hose assy, S1”S L=0,6 m return oil filter - tank 54921382 Intake hose, 1 1/4” L=1,05 m, 5 bar tank - pump 56526148 Hose assy, K1/2”S L=0,950 m...

  • Page 62: Hose Series: Front Hoses

    FARMI 381 HFC / HF HOSE SERIES: FRONT HOSES...
  • Page 63 FARMI 381 HFC / HF HOSE SERIES: FRONT HOSES Part Order no Description Remarks (TR=tractor) 56516388 Hose assy, S1/4”S L=3,6 m (TR) Discharge pipe falling 56518327 Hose assy, K1/4”S L=2,7 m (TR) Opening the upper housing 56516305 Hose assy, S1/4”S L=2,5 m...

  • Page 64: Hydraulics Circuit Diagram

    FARMI 381 HFC / HF HYDRAULICS CIRCUIT DIAGRAM...
  • Page 65 FARMI 381 HFC / HF...
  • Page 66 FARMI 381 HFC / HF...
  • Page 67 Send faulty parts, carriage paid, to the manufacturer for inspection. Repairs will be conducted by Farmi Forest Oy or an authorized expert. The warranty is valid only if the bottom part of this page is filled in and returned to the manufacturer within 30 days of receipt of the product.

  • Page 68: Product Registration Form

    PRODUCT REGISTRATION FORM Date of delivery:_____/_____ 20_____ Dealer: Dealer’s address: Dealer’s tel: Product and type: Serial number: Return to the manufacturer Date of delivery:_____/_____ 20_____ Dealer: Dealer’s address: Dealer’s tel: Customer: Customer’s address: Customer’s tel: E-mail: Product and type: Serial number:...
  • Page 69 Farmi Forest representatives: Western Europe Austria Belgium & Luxemburg Esch-Technik Maschinenhandel G.m.b.H. DEOM S.A. Klagenfurter Str. 129 A-9300 Rue de Monty, 177 ST. VEIT/GLAN B-6890 LIBIN Tel. +43 4212 2960-0 Tel. +32 61 656 025 / 655 248 office@esch-technik.at contact@deom.be...
  • Page 70 Farmi Forest Corporation UK Unit 5 Wheler Road Seven Stars Industrial Estate Coventry CV3 4LJ, UK Tel. +44 (0)24 7746 1976 greg.worley@farmiforest.fi Farmi Forest representatives: Eastern Europe Belarus Estonia TIGER, Joint Stock Company Oü Melit AP 1st Twerdy lane, 7 - 17 Ümera 60-8 13816...
  • Page 71 Farmi Forest representatives: North and South America Argentina Canada, Québec, Ontario Inderfor S.A. La Coop fédérée Pasco 1732 - 10º "A" 2000 Rosario 9001, Boul. de l’Acadie SANTA FE MONTRÉAL, QUÉBEC H4N 3H7 P. +54 (0)341 679 25 66 Tel. 819-379-8555 info@inderfor.com...
  • Page 72 Smart Choices – Since 1962.

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