Timberjack 745 Instrucciones de instalación
Timberjack
Harvester Head
F062419
Operator’s and Maintenance
Manual
Serial number 00FY0462...00FY0468
and WH0745X000469-
ENG
OPERATOR’S AND
MAINTENANCE MANUAL
Timberjack
745
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INTRODUCTION
WARRANTY
SAFETY INSTRUCTIONS
PLANNING YOUR WORK
MAINTENANCE
HYDRAULIC SYSTEM
ELECTRICAL SYSTEM
TECHNICAL DATA
OPTIONAL EQUIPMENT
The information contained in this manual is comprised
of regulations and instructions which will assist the
operator to operate the machine in a safe and efficient
manner. Make sure this manual is always close at hand
andavailabletoallwhoworkonthemachine.
Should this manual be lost or should it deteriorate to
an unintelligible state, contact Timberjack or your nea-
rest Timberjack dealer for a replacement manual.
If you sell the machine, be sure to give this manual to
the new owners.
Continuing product improvement made by Timber-
jack may result in changes to the machine which are
not covered in this manual. Shoulf you need up-to-date
information about your machine or should you have
questions in regards to this manual, please contact
Timberjack or your Timberjack dealer.
WARNING
Only persons whose training has been
approvedbyTimberjackarepermittedto
operate Timberjack machinery.
Improper operation and maintenance of
this machine can be hazardous and
could result in serious injury or death.
Therefore,itisofparamountimportance
that all the instructions given in this
manual and during training be followed
when the machine is operated or servi-
ced.
The safety rules are given in chapter 3.
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Timberjack 745
1. Introduction 1-1.............................................
1.1 General 1-2.....................................................
1.2 Single-grip harvester head 1-3.....................................
1.2.1 Main components 1-4.......................................
2. Warranty 2-1................................................
2.1 Warranty service 2-1.............................................
3. Safety instructions 3-1........................................
3.1 Warning Symbol 3-1.............................................
3.1.1 Meaning of warnings 3-2....................................
3.2 General safety rules 3-3...........................................
3.3 Operating safety precautions 3-4...................................
3.3.1 Before a new shift 3-5.......................................
3.3.2 Transport by road 3-5........................................
3.4 Servicing safety precautions 3-6....................................
3.5 Working with oils and chemicals 3-8................................
5. Planning Your Work 5-1.......................................
5.1 General 5-1.....................................................
5.2 Example of how a map sketch may look 5-2.........................
5.3 Thinning 5-3....................................................
5.4 Regeneration harvesting 5-5.......................................
5.5 Working technique for regeneration harvesting 5-6...................
5.5.1 Felling into trees 5-6.........................................
5.5.2 Felling outwards from the stand 5-7...........................
5.5.3 Felling in both directions 5-8..................................
5.6 Working technique for thinning 5-9................................
5.6.1 Thinning with a harvester alone 5-9............................
5.6.2 Thinning with a harvester and chain saw 5-10....................
5.6.3 Thinning between logging roads 5-11...........................
5.7 Felling 5-12......................................................
5.7.1 Stump height 5-12...........................................
5.7.2 Felling stage 5-12............................................
5.7.3 When felling on sloping ground 5-14............................
5.7.4 Felling trees with large roots 5-15...............................
5.8 Delimbing, Crosscutting 5-16.......................................
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5.9 Checklist 5-18....................................................
5.9.1 Felling/Crosscutting 5-18......................................
5.9.2 Delimbing 5-19..............................................
5.9.3 Feeding 5-20................................................
6. Maintenance 6-1.............................................
6.1 Servicing safety precautions 6-2....................................
6.2 Saw unit safety 6-4..............................................
6.2.1 When replacing the saw chain 6-4.............................
6.3 Instructions for greasing 6-5.......................................
6.4 Oil recommendations 6-6.........................................
6.4.1 Grease 6-6.................................................
6.4.2 Hydraulic oil 6-6............................................
6.4.3 Saw chain oil 6-7............................................
6.4.4 Greasing the diameter and lenght measurement sensors 6-7.......
6.5 Tightening torques for bolt fastenings 6-7...........................
6.6 Daily maintenance or after every 10 hours 6-8.......................
6.7 Weekly maintenance or after every 50 hours 6-9.....................
6.8 Service after every 250 hours 6-9..................................
6.9 Chain saw maintenance 6-10.......................................
6.9.1 Tightening the saw chain 6-11.................................
6.10 The feeding system 6-12...........................................
6.10.1 Feeding rollers 6-12..........................................
6.10.2 Tightening the feeding roller chains 6-13........................
6.10.3 Feeding roller motors 6-14.....................................
6.10.4 The feeding roller hubs at the bevel shaft 6-14...................
6.11 Saw components 6-15.............................................
6.11.1 Saw unit 6-15...............................................
6.11.2 Replacing the tip sprocket 6-17.................................
6.11.3 Replacing the guide bar and saw chain 6-17......................
6.11.4 Sharpening the saw chain (.404 chain pitch) 6-18.................
6.11.5 Saw guide bar maintenance 6-20...............................
6.11.6 Checking/Replacing the tip sprocket 6-21........................
6.12 Length measurement system 6-22...................................
6.13 Diameter measurement system 6-24.................................
6.13.1 Checking the TJ 3000 / TimbermaticZ300 set values 6-24.........
6.13.2 Checking the diameter potentiometer, TimbermaticZ10 6-25......
6.13.3 Checking the diameter potentiometer, Lokomatic 6-25.............
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Timberjack 745
6.13.4 Adjustment 6-26.............................................
6.13.5 Mounting the diameter sensors 6-29............................
6.14 Sharpening the delimbing knives 6-30................................
6.15 Installation of inductive switches 6-31................................
6.15.1 The adjustment of the “Saw bar home” sensor 6-31...............
6.15.2 The adjustment of the positional sensor of the saw bar 6-31........
6.16 Troubleshooting 6-34..............................................
7. Hydraulic system 7-1.........................................
7.1 Hydraulic components 7-3........................................
7.2 Hydraulic diagram 7-3............................................
7.3 Checking and adjusting pressures 7-9...............................
7.3.1 Adjusting the main pressure relief valve (13) 7-10.................
7.3.2 Checking the adjustment of the main pressure relief valve (13) 7-11.
7.3.3 Checking/Adjusting the pressure reducing valve for the upper
pressure of the delimbing knives (Upper knives; 41) 7-11...........
7.3.4 Checking/Adjusting the pressure relief valve for the lower
pressure of the delimbing knives (Upper knives; 34) 7-12...........
7.3.5 Checking/Adjusting the pressure relief valve (28) for the lower
squeeze pressure of the feeding rollers 7-13......................
7.3.6 Checking/Adjusting the pressure relief valve (29) for the increased
squeeze pressure of the feeding rollers 7-14......................
7.3.7 Checking/Adjusting the pressure reducing valve (31) of
the harvester head lift 7-15....................................
7.3.8 Adjusting the pressing power on the saw 7-16....................
7.3.9 Adjusting the flow control check valve (70) 7-16..................
7.3.10 Adjusting the pilot pressure 7-17...............................
8. Electrical system 8-1..........................................
8.1 Control and measuring system 8-2.................................
8.2 Connectors 8-3..................................................
8.2.1 HHM 8-3..................................................
8.2.2 HM, attachment 8-7.........................................
8.3 Wiring diagram 8-9..............................................
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11. Optional equipment 11-1......................................
11.1 Dye marking system 11-1..........................................
11.1.1 Putting the system into use 11-1...............................
11.1.2 Maintenance 11-2............................................
11.1.3 Useful tips 11-4..............................................
11.1.4 Technical specifications of color pump 11-4......................
11.2 Saw equipment 11-5..............................................
11.2.1 Saw components 11-5........................................
11.2.2 Hydraulic pressures and volyme flows 11-6.......................
11.2.3 Tightening torques for bolt fastenings 11-6......................
11.2.4 Maintenance 11-6............................................
11.2.5 Description of operation 11-7..................................
11.2.6 Special tools 11-8............................................
11.2.7 Chain lubrication system 11-9..................................
11.2.8 Chain tensioning in conjunction with sawing 11-10.................
11.2.9 Bleeding the chain tensioning system 11-11.......................
11.2.10 Adjusting the pressure of the chain tensioner 11-12................
11.2.11 Changing the saw chain 11-13..................................
11.2.12 Changing the saw bar 11-14....................................
11.2.13 Changing the bar holder 11-15..................................
11.2.14 Bleeding the chain lubrication system 11-16.......................
11.2.15 Adjusting the sensors 11-17.....................................
11.2.16 Hydraulic diagram, SuperCut 11-17..............................
12. Technical data 12-1............................................
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PageIssueSerial no 08/01-0800FY0462-
Timberjack 745
1. Introduction
This operator’s manual describes the operation
of your Timberjack 745 harvester head.
This machine may only be operated by those
who have successfully completed a Timberjack
course for 745 operators.
The operator must also have read and under-
stood the entire operator’s manual.
This manual will provide you with information
about the construction and operation of the ma-
chine that is essential in order to use and look af-
ter the machine correctly. It will also serve as
guidance for maintenance and certain adjust-
ments.
For more complicated maintenance or repairs
you should contact your nearest authorized ser-
vice workshop. Our service personnel have the
experience and specialist tools that are necessary
for more complicated work.
The excavator or any other machine and the
boom which are modified to be used as the har-
vester head carrier must fulfill the following re-
quirements:
- The machine must be CE-certified when
working in an European Union country.
- EU machine directive 89/392/EEG
- EMC directive
- The machine must fulfill all other national
and international regulations.
NOTE
Make sure that the carrier fullfills all
above mentioned requirements.
- The base machine and the boom must be suit-
able for use in a mechanized logging applica-
tion.
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Timberjack 745
1.1 General
This head is designed to fell, delimb and cross-
cut trees.
Regular servicing and correct operation are vital
to ensure a long service life. You should there-
fore follow carefully the instructions in this
manual.
Experience shows that a thorough inspection of
the machine at regular intervals is a guarantee
for favourable cost efficiency. The combination
of your care and experience and the high quality
of construction will ensure minimum downtime
and high performance throughout the life of the
machine.
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