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Uniforest 55M User Manual

Forestry winch
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THE MANUFACTURER:
Uniforest d.o.o.
Latkova vas 81d
3312 Prebold
www.uniforest.si
User manual
FORESTRY WINCH
45M, MR
55M, MR
Spare parts list
1
Valid from serial number:
45M
11108000514
45MR
11208000360
55M
11310000669
55MR
11410000928

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Summary of Contents for Uniforest 55M

  • Page 1 User manual FORESTRY WINCH 45M, MR 55M, MR Spare parts list THE MANUFACTURER: Valid from serial number: Uniforest d.o.o. 11108000514 Latkova vas 81d 45MR 11208000360 3312 Prebold 11310000669 www.uniforest.si 55MR 11410000928...

  • Page 2: Table Of Contents

    GENERAL Dear customer! We would like to congratulate you for the purchase of our machine. The mechanical f forestry winch is a forestry machine with a modern design and a construction which enables efficient and safe work in the woods. Work in the woods can only be safe if you observe the instruction for safe use.

  • Page 3: Intended Use

    Spare parts list ........................... 21 2. Intended use T he machine is designed exclusively for normal work in the woods. Any other use is considered as unintended. This winch can only be used for pulling loads on the ground. manufacturer is not liable for any damage resulting from inappropriate use. In this case, the user takes all responsibility.
  • Page 4 Machine type Wire rope Manufacture year diameter Serial no. Wire rope length Pulling force at the Min. breaking internal diameter force of the drum Specific min. breaking force Pulling force at the external diameter Max. PTO shaft of the drum revolutions Weight of the Operating pressure...

  • Page 5: Safety Instructions

    SAFETY INSTRUCTIONS When working with the winch you need to observe the safety instructions! In order to prevent accidents carefully read and observe the following instructions: 1. General: 1. Apart from the instructions in this user manual you should also observe all general safety and accident preventing regulations.
  • Page 6 14. If the tractor is not blocked against moving with a brake or wheel blocks, no person should be standing between the tractor and the winch. 15. Do not touch the winch until every part of the winch has stopped. 16.
  • Page 7 Figure 3 Figure 4 Figure 5 28. Do not use the winch for unintended purposes (lifting loads, etc.).(Figure 5) 29. Tractor driver and assistant must continuously communicate during their work. 30. The winch operator must continuosly observe the load during the tow. If this is not possible due to the configuration of the terrain, the assistant should help.
  • Page 8 35. Before operating the winch, make sure that the winch butt plate is securely anchored to the ground. In the event of soft ground, steep slopes or when pulling heavy loads, the tractor must be fastened with an additional rope or chain. This will prevent the risk of slipping or even overturning of the tractor.

  • Page 9: Cardan Shaft

    2. Cardan shaft 1. Only use such cardan shafts which are recommended by the manufacturer. 2. The cardan shaft protection pipes, protective funnels and attachment protection must be mounted on the machine and be in perferct condition. 3. Observe the recommended pipe protection in transport and working position. 4.

  • Page 10: Instructions For Use

    3. Pto shaft adjustment Length of PTO shaft needs to be adjusted for different tractors (figure F1-F4). For winch 45M/MR, 55M/MR the use of PTO shaft with torque 500 Nm (type W 300E Walterscheid) is appropriate. Ascertain the accurate length in the following manner: Shut down the tractor.

  • Page 11: Tractor Mounting

    4. Tractor mounting When connecting the winch, do not stand in the danger zone! The forestry winch can be attached to every tractor with a three-point hitch with a category I or II coupling. Appropriate construction also enables easy connection to the tractor with automatic connection rods.

  • Page 12: Towing

    ATTENTION! Loosely wound steel rope can be damaged (stuck, bent) at greater load, so that it is prohibited to use it again. Warranty does not apply for a steel rope, which is damaged in such manner. Once the winch is properly connected to the tractor, you can start unreeling the wire rope.

  • Page 13: Settings

    SETTINGS 1. Clutch A properly set clutch enables optimal traction force. The clutch was factory set during the testing of the winch, but due to friction surface wore, it eventually must be set anew. The re-setting is not permitted within the warranty period! Install a dynamometer on the black string.

  • Page 14: Brake

    3. Brake The brake is set via a nut (pos. 5, figure 11). The brake lever (pos. 2) must be in the ON position (figure 10). First use a wrench key to loosen the nut (pos. 4), then to turn the nut with the screw (pos.

  • Page 15: Drive Chain Tensioning

    4. Drive chain tensioning After a certain period of operation (10 hours), the drive chain stretches; therefore it must be checked frequently and tensioned, if required. It must be checked every 100 hours of operation. Tensioning is done according to the following procedure (figure 12)! First, disengage the PTO shaft and turn off the engine.

  • Page 16: Series Mr Winches

    Series MR winches First loosen the nut and screw (pos. 2 and pos. 3, figure 12), which are used to tension the shorter chain. Then use the screw (pos. 5) to start tensioning the longer chain (pos. 6). Turn the screw to the right, until you reach an appropriate tension of the chain. At the same time, you must still hold the tightening nut.

  • Page 17: Maintenance Lubrication

    MAINTENANCE LUBRICATION Before proceeding with maintenance work, shut down the engine, remove the key and wait for all moving parts to stop. There is a grease fitting on the winch, which enables greasing of the upper pulley and guide. The second grease fitting is on the housing of the lower pulley. Greasing is required every 60 hours of operation.

  • Page 18: Troubleshooting

    TROUBLESHOOTING Identified Cause Elimination of malfunctions malfunctions (errors) (errors) Lack of Grease on the friction surfaces of Replace the clutch traction force the clutch Burned friction surfaces of the Clean or polish the coating clutch with sandpaper (to a thickness of 0,5 mm) Incorrectly installed Install according to technical documentation...
  • Page 19 Too small clutch clearance Set according to instructions for use Broken part of clutch friction Replace the clutch coating The drive chain is too tense Set drive chain according to instructions for use Winch is very loud The drive chain is not tense Set drive chain according during operation enough...

  • Page 20: Ec Declaration Of Conformity

    MARKO POLAK, UNIV.DIPL.INŽ., UNIFOREST, DOBRIŠA VAS 14, 3301 PETROVČE DESCRIPTION OF DEVICE - MACHINE: WINCH: UNIFOREST 45M, 45MR, 55M, 55MR WE DECLARE UNDER OUR SOLE RESPONSIBILITY THAT THE ABOVE MENTIONED MACHINE WINCH: UNIFOREST 45M, 45MR, 55M, 55MR IS COMPLIANT WITH THE FOLLOWING REGULATIONS AND STANDARDS: DIRECTIVE 2006/42/EC AND THE MACHINERY SAFETY RULES (OFFICIAL GAZETTE OF RS, NR.
  • Page 21 SPARE PARTS LIST Figure 1: 4002.05.30.0 – Brake and clutch mechanism.
  • Page 22 Pos. Name No. of pieces Number Pulley, small, single 502.00.40.0 Pulley, small, single 2 502.00.42.0 Pulley, small, double, wide 502.00.43.0 BRAKE CABLE KPL 502.00.50.0 Clutch cable kpl. 502.00.55.0 Brake belt var. 502.06.00.0 Brake bolt 502.06.12.0 Clutch roller 502.11.15.0 Clutch lever spring 502.11.25.0 Clutch lever var.
  • Page 23 Figure 2: 5002.05.15.0 – Brake fork. Pos. Name No. of pieces Number Fork eye 5006.05.16.0 Brake tube 5002.05.22.0 Spring washer 5002.05.23.0 Brake bush 5002.05.24.0 Brake spring 5002.05.40.0 Bolt 5006.05.14.0 Screw M12x220 Zn 1000122 Nut M12x1,5 Zn 1000150 Nut M12 Zn 1000149 Nut M12 Zn 1000142...
  • Page 24 Figure 3: 5002.06.00.0 - Rope drum with a chain wheel. Pos. Name No. of pieces Number Rope drum var. 5006.05.00.0 Chain wheel Z48 var. 5006.06.01.0 Drum shaft var. 5006.06.06.0 Clutch plate 240 5006.06.09.0 Clutch plate 274 5006.06.10.0 Distance bush 5006.06.14.0 Bearing 6308 ZZ 1000303 Bearing 6208 2Z...
  • Page 25 Figure 4: 5002.08.00.0 – Drive 45M/55M kpl. Pos. Name No. of pieces Number Drive kpl. 502.08.00.0 CHAIN RK 16 B-1 (Lange 57x25,4=1447,8) 1000292 Joint link SG 16 B1 1003488 Screw M12x65 Zn 1000045 Screw M12x95 Zn 1000047 Hexagon socket screw M12x120...
  • Page 26 Figure 6: 5003.08.00.0 - Drive 45MR/55MR kpl. Pos. Name No. of pieces Number Drive kpl. 503.07.00.0 Drive kpl. 503.08.00.0 Screw M12x55 Zn 1000084 Screw M12x100 Zn 1000120 Hexagon socket screw M12x100 1000098 Hexagon socket screw M12x120 1001095 Screw M12x40 Zn 1000059 Washer M12 Zn 1000161...
  • Page 27 Figure 7: 503.08.00.0 – Drive. Pos. Name No. of pieces Number Drive shaft var. 503.08.01.0 Drive housing var. 506.08.10.0 Bearing 6208 2RS 1000313 Nut KM8 ( M40x1,5) 1000145 Washer mb-8 1003510 Figure 8: 503.07.00.0 – Drive. Pos. Name No. of pieces Number Drive housing var.
  • Page 28 Figure 9: 4002.13.00.0 / 5002.13.00.0 – Protections and mechanisms kpl.
  • Page 29 Pos. Name No. of pieces Number 45M/45MR 55M/55MR 4002.13.00.0 5002.13.00.0 Protective sheet metal 4002.00.50.0 5002.00.50.0 Upper protection 4006.01.45.0 5006.01.45.0 Upper protection 4006.01.46.0 5006.01.46.0 PTO protection kpl. 5002.00.60.0 5002.00.60.0 Drum cover kpl. 5002.11.00.0 5002.11.00.0 Support foot 5006.00.10.0 5006.00.10.0 5006.00.15.0 5006.00.15.0 Bolt 5006.00.16.0...
  • Page 30 Figure 10: 5002.00.60.0 – PTO protection. Pos. Name No. of pieces Number PTO protection 5002.00.61.0 PTO protection 305.35.02.0 Screw M8x16 Zn 1000050 Washer M8 Zn 1003465 Rivet 1003685...
  • Page 31 Figure 11: 5002.11.00.0 – Drum cover. Pos. Name No. of pieces Number Cover plate var. 5002.11.05.0 PTO bracket Zn 502.11.08.0 Small cover 502.11.09.0 Screw M8x16 Zn 1000050 Screw M12x55 Zn 1000084 Screw M12x20 Zn 1000055 Nut M12 Zn 1000139 Washer M8 Zn 1003465 Washer M12 SKM 1000176...
  • Page 32 Figure 12: 5006.10.00.A – Lower pulley. Pos. Name No. of pieces Number Lower pulley housing var. 5006.10.01.A Bolt Zn 5006.10.09.0 Holder Zn 5006.10.10.0 Safety latch Zn 5006.10.11.0 Brake compression spring 5006.10.12.0 Washer 31,9 / 44,5 - 5,8 502.09.18.0 Pulley bolt 5006.10.18.A Pulley wheel 502.09.08.0...
  • Page 33 Figure 13: 5006.09.35.0 – Upper pulley. Pos. Name No. of pieces Number Upper pulley var. 5006.09.01.0 Pulley wheel 502.09.08.0 Pulley bush 502.09.09.0 Spacer 1 502.09.17.0 Washer 31,9 / 44,5 - 5,8 502.09.18.0 Bearing 6306 2RS 1000308 Retaining ring N72x2,5 1000236 Screw M12x80 Zn 1000046 Nut M12 Zn...
  • Page 34 Figure 15: 5006.13.20.0 – Chainsaw bracket. Pos. Name No. of pieces Number Chainsaw bracket plate 1020.07.47.0 Bracket plastic, injection-moulded 1020.07.49.0 Screw M8x45 Zn 1012046 Washer M8 Zn 1003465 Nut M8 Zn 1003460 Figure 16: 5006.12.10.0 – Attachment. Pos. Name No. of pieces Number Attachment var.

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