Epec 4W30 Instructions For Use Manual
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Epec 4W30 Instructions For Use Manual

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NOTE!
Read this manual and observe all safety instructions.
Version 1.25 Keto 2L
10.9.2001
INSTRUCTIONS FOR USE
Epec 4W30
MEASURING EQUIPMENT
Seinäjoki
Finland

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Summary of Contents for Epec 4W30

  • Page 1 INSTRUCTIONS FOR USE Epec 4W30 MEASURING EQUIPMENT NOTE! Read this manual and observe all safety instructions. Version 1.25 Keto 2L Seinäjoki 10.9.2001 Finland...

  • Page 3: Table Of Contents

    Epec 4W30 TABLE OF CONTENTS 1 GENERAL....................... 6 1.1 Introduction ...................... 6 1.2 EPEC Products ....................6 1.3 EPEC 4W30 ..................... 6 1.4 Expressions...................... 8 2 USER INTERFACE ....................10 3 FUNCTION ......................14 3.1 Initial Actions ....................14 3.2 Supposed Tree Harvesting Sequence ............14 3.3 Different Steps of Harvesting .................

  • Page 4: Epec 4W30

    Instructions for use Epec 4W30 6 PROGRAMMING OF PRESELECTIONS ............. 24 7 SETTINGS......................26 7.1 Setting of Job Number (Resetting of data) (1)..........26 7.2 Feed Method (2)..................... 26 7.3 Saw Max Pulses (3) ..................27 7.4 Saw Min Pulses (4) ..................27 7.5 Basic Flow (K5) ....................
  • Page 5 Instructions for use Epec 4W30 7.34 Urea Delay (K42)..................35 7.35 Reverse Pumps (K44) .................. 35 7.36 Back Knife Type (K45) ................. 35 7.37 Tilt Down (K46) .................... 36 7.38 Tracks Delay (K47)..................36 7.39 Selection of Measurement System (48) ............36 7.40 Tilt Up During Feed Backward (K49)............
  • Page 6 Instructions for use Epec 4W30 Connection Diagrams (3 pages) OTHER ENCLOSURES: Head Module mounting instructions (1 page) Terms of Warranty (1 page) (C) Epec Oy Seinäjoki Finland...

  • Page 7: General

    1.1 Introduction The intention of this manual is to make the reader acquainted with the properties and use of the Epec 4W30 2L measuring equipment. If you read these instructions carefully and keep them in mind, you can more easily utilize the system efficiently and thus increase the productivity of the forest machine.
  • Page 8 Instructions for use Epec 4W30 Epec 4W30 is a system designed for control of the grapple functions. There are separate control buttons for each grapple function (generally in the control levers of the machine) for control of each function separately.

  • Page 9: Expressions

    Instructions for use Epec 4W30 1.4 Expressions Harvester: Machine for tree felling, delimbing and crosscutting. Harvester consists of base machine, crane and multi-function head. Multi-function head (grapple): Multi-function head (grapple) is mounted onto a crane for tree felling, delimbing and crosscutting.
  • Page 10 Instructions for use Epec 4W30 Cancel key Key for cancelling a started function: − If an adjustment key is concerned, the (red button): adjustment is not accepted but the old value will still remain valid. − The Cancel key is also used for moving the cursor between the upper menu and the display keys.

  • Page 11: User Interface

    Instructions for use Epec 4W30 2 USER INTERFACE The user interface of the system consists of the control keys, the preselection keys, the programming wheel, the Enter and Cancel keys of the programming wheel, the graphical display and the symbols and texts displayed.
  • Page 12 Instructions for use Epec 4W30 − The different display items can be selected by rotating the programming wheel and by pressing ENTER key or CANCEL key. − The preselection data can be changed by pressing the preselection key in question to the bottom, then the frame jumps to the bottom line and the data to be changed can be selected with the programming wheel.
  • Page 13 Instructions for use Epec 4W30 DISPLAYS This chart shows the contents of the different displays. The arrows indicate the displays that appear when pressing the Enter key at the display key in question. Main display Settings Test / Calibration Printout...
  • Page 14 Instructions for use Epec 4W30 PRESELECTIONS The preselections are pre-programmed data of the different types of pieces to be produced. The preselections consist of 5 different data: Tree species, Wood type, Length, Tolerance and Top diameter minimum. Active preselection Wood type...

  • Page 15: Function

    Instructions for use Epec 4W30 3 FUNCTION 3.1 Initial Actions Before harvesting is started, the measuring equipment must be given information of the motion range of the grapple by opening the grapple with the key ”Grapple open” and then closing it with the key ”Grapple closed”.

  • Page 16: Different Steps Of Harvesting

    Instructions for use Epec 4W30 3.3 Different Steps of Harvesting When starting to feed the tree to the selected length, the feeding is accelerated so that the outputs "Feed forward 1", "Feed forward 2", "Feed forward 3" and "Feed forward 4" are controlled on consecutively.

  • Page 17: Handling Of A Branched Tree

    Instructions for use Epec 4W30 3.5.2 Handling of a Branched Tree 1. Saw the branches apart. 2. Open the grapple. 3. Take the butt end of one of the branches into the grapple. 4. Saw a disk at the butt end and feed normally.
  • Page 18 Instructions for use Epec 4W30 (C) Epec Oy Seinäjoki Finland...

  • Page 19: Grapple Functions

    Instructions for use Epec 4W30 4 GRAPPLE FUNCTIONS 4.1 Knives Open When pressing the key "Knives open", the delimbing knives are opened and remain open as long as the key is pressed. When the key is released, the delimbing knives are closed. If there are lock valves in the delimbing knives, then delimbing knives are closed when sawing, feeding forward or pressing the button "Grapple closed"...

  • Page 20: Turn Left

    Instructions for use Epec 4W30 − If too much urea is fed, the feeding can be reduced by decreasing the urea feeding time (K41). To same extent urea feeding can be increased by increasing the setting. − If there is not enough pressure in the urea pump (feed pressure is low or feed is delayed), increase the saw delay (K33).

  • Page 21: Low Speed

    Instructions for use Epec 4W30 4.9 Low Speed − When pressing simultaneously the keys "Grapple closed" and "Feed forward" or "Feed backward", pump 1 starts, and after the pre-set feed delay (K34) the lowermost direction valve is controlled on. An oil...

  • Page 22: Tilt Up / Down

    Instructions for use Epec 4W30 − When the sawbar is outside the casing, feed forward and backward is prevented. The grapple can be opened by pressing simultaneously the keys "Saw" and "Grapple open". It is possible, however, to feed backward by pressing simultaneously the keys "Saw", "Feed backward"...

  • Page 23: Printing

    Instructions for use Epec 4W30 5 PRINTING Preselection line data Preselection data Printout buttons Preselection line data The data of active preselection: PreS = Preselection number Total running meters of produced pieces Spc = Number of produced pieces Volume of produced pieces...

  • Page 24: Pieces

    Instructions for use Epec 4W30 5.1 Pieces Prints out the job number and the pieces made for the preselections: tree species, wood type, length, running meters, number of pieces, volumes (if volume calculation is in use) and trunk numbers (if trunk counter is in use).

  • Page 25: Programming Of Preselections

    Instructions for use Epec 4W30 6 PROGRAMMING OF PRESELECTIONS Change of data of preselection / preselection key active. The tree species is being changed. This mode is activated by pressing the desired preselection for 4 seconds when the grapple is open.
  • Page 26 Instructions for use Epec 4W30 − If more than 12 preselections are needed, the number of preselections can be increased to 22. This can be done by programming one preselection key as a preselection extender button. When this button is pushed, the extended preselection is enabled.

  • Page 27: Settings

    Instructions for use Epec 4W30 7 SETTINGS Setting selection square. The following settings are displayed by rotating the programming wheel here. Setting value square. Pressing the Enter key here activates the adjustment of the value. Name of a setting. Possible warning or extra explanation.

  • Page 28: Saw Max Pulses (3)

    Instructions for use Epec 4W30 − The feed method is selected as follows: 1. Press Enter and adjust the desired value with the programming wheel. 2. Accept adjustment with Enter or leave previous value in force with Cancel. − The values of the feed methods are:...

  • Page 29: Sawing Output (K6)

    Instructions for use Epec 4W30 7.6 Sawing Output (K6) − This is used to adjust the pump output during sawing. − If the output is too small, sawing is slow or does not succeed. − If the output is too high, the motor is strongly loaded.

  • Page 30: Transfer Of The Diameter Curve (Thin End And Thick End) (10 - 11)

    Instructions for use Epec 4W30 7.10 Transfer of the Diameter Curve (Thin end and thick end) (10 – 11) − The diameter curve can be inclined upwards or downwards at the minimum end and at the maximum end. − This inclination is necessary, when a check of the volume measurement has revealed a deviation.

  • Page 31: Overrunning Distance (19)

    Instructions for use Epec 4W30 7.15 Overrunning Distance (19) − The overrunning distance is the same for all tree species. − If the overrunning method is not 0, this setting has an influence. − Setting range 0 – 255 cm.
  • Page 32 Instructions for use Epec 4W30 − The feed methods are: 1. Fast forward (22, range 0 – 255 mm). 2. Slow forward (23, range 0 – 255 mm). 3. Fast backward (24, range 0 – 255 mm). 4. Slow backward (25, range 0 – 255 mm).

  • Page 33: Statistics (26)

    Instructions for use Epec 4W30 7.18 Statistics (26) − This setting indicates whether the pieces are to be recorded according to the average diameter or the top diameter in the statistics. − 0 = top diameter, 1 = average diameter.

  • Page 34: Trunk Counter (31)

    Instructions for use Epec 4W30 − The butt end reverse is carried out after the felling sawing and during the handling of the tree lying on the ground (i.e. when the grapple has been fully opened). − Setting range 0 – 100 cm.

  • Page 35: Pump Release Delay (K35)

    Instructions for use Epec 4W30 7.27 Pump Release Delay (K35) − The setting is used to set the time that the pump is on after the other outputs have been switched off. − Setting range 0 – 3 s. 7.28 Proportional Pump in Use (K36) −...

  • Page 36: Back Knife Delay (K40)

    Instructions for use Epec 4W30 7.32 Back Knife Delay (K40) − When the butt end reverse is carried out, the back knife opens and the feeding of the tree to the desired length starts. The back knife delay is used to set the time that the back knife stays open before closing.

  • Page 37: Tilt Down (K46)

    Instructions for use Epec 4W30 7.37 Tilt Down (K46) − The setting of whether the tilt down function is carried out manually or automatically, after the felling sawing. − If the automatic tilt down is valid, then the tilt is lowered always after the felling sawing.

  • Page 38: Tilt Up During Feed Backward (K49)

    Instructions for use Epec 4W30 7.40 Tilt Up During Feed Backward (K49) − This setting is used to activate the tilt up function during feed backward. Thus, by lifting the grapple a little, the feed backward is made easier. − If function is in use, it is activated simultaneously with the function fast feed backward (i.e.

  • Page 39: Calibrations / Tests

    Instructions for use Epec 4W30 8 CALIBRATIONS / TESTS This display is reached by pressing the Enter key when the frame is here Test selection keys behind which the test displays are found (detailed information is given in section "10. Diagnostics")

  • Page 40: Pulse Range Calibration Of Diameter

    Instructions for use Epec 4W30 8.2 Pulse Range Calibration of Diameter NOTE! It is impossible to get an accurate result of the diameter calibration, if the clamping pressures and other adjustments are not correct. − The basic diameter calibration is generally made in connection with...

  • Page 41: Possible Error Situations

    Instructions for use Epec 4W30 9 POSSIBLE ERROR SITUATIONS 9.1 Nothing Works No control results in any function in the grapple, and the measuring equipment has ”gone out”. − The system does not get any voltage. This can be checked from the green signal lamp at the bus distribution unit (Hub module).

  • Page 42: The Diameter Is Not Displayed

    Instructions for use Epec 4W30 9.4 The Diameter is Not Displayed − No pulses come from the diameter sensor, i.e. the mechanical transmission to the sensor is broken (the shaft coupling has come loose). − Faulty diameter sensor. − Break or loose connection in the sensor cable.

  • Page 43: Diagnostics

    Instructions for use Epec 4W30 10 DIAGNOSTICS The error diagnostics display can be reached by selecting the "Test/calibration" key. Outputs The grapple outputs Switches The manual operation switches Preselec The preselection keys Sensors Length sensor, diameter sensor, saw movement sensor and saw limit...

  • Page 44: Sensors

    Instructions for use Epec 4W30 − The text HDOut fault 2 in the main display indicates a fault in grapple output 2. − The text CAOut fault 14 in the main display indicates a fault in cabin output 14. − Possible error and state indications:...

  • Page 45: Switches

    Instructions for use Epec 4W30 10.3 Switches − Press the switches and check, whether data is displayed. − 11 = switch in the bottom, 00 = switch open. − The output numbering in the Switch display corresponds to the following switches.
  • Page 46 Instructions for use Epec 4W30 (C) Epec Oy Seinäjoki Finland...

  • Page 47: Installation

    Instructions for use Epec 4W30 11 INSTALLATION The Epec 4W30 measuring equipment is installed as follows: − Protected from moist and shocks. − The display straight towards the operator. − Attached to the installation bracket. − The cables to the measuring equipment are drawn along a safe route.
  • Page 48 Instructions for use Epec 4W30 (C) Epec Oy Seinäjoki Finland...

  • Page 49: List Of Error Messages

    Instructions for use Epec 4W30 12 LIST OF ERROR MESSAGES − The error messages can generally be reset with Enter, if nothing else is mentioned, and then the program tries to correct the error. − The error message can also be reset by pressing Cancel, but then the error is only by-passed, and it will probably appear again next time when the equipment is started.
  • Page 50 Instructions for use Epec 4W30 CAOut XX There is either short-circuit or a break in cabin output no. XX. If the output is not in use, it has to be removed from the error follow-up in the "Cabin outputs" display.
  • Page 51 Instructions for use Epec 4W30 Error 17 Checksum error of the recorded piece. The second number is the running number of the piece. Error 18 Checksum error in the tree list. The second number is the number of the preselection line for which the piece has been made.
  • Page 52 Instructions for use Epec 4W30 (C) Epec Oy Seinäjoki Finland...

  • Page 53: Technical Data

    Instructions for use Epec 4W30 13 TECHNICAL DATA Display LCD display Serial connection CAN-bus and RS-232 Enclosure class IP 20 Operating voltage 12 – 24 VDC Current consumption 230 mA (24 V), 350 mA (12 V) without load and sensors...
  • Page 54 Instructions for use Epec 4W30 (C) Epec Oy Seinäjoki Finland...

  • Page 55: Enclosure 1 Factory Settings (29)

    Instructions for use Epec 4W30 ENCLOSURE 1 FACTORY SETTINGS (29) − Not necessary in normal use. − The factory settings are locked, if the equipment is not in service mode (factory settings cannot be set). Service mode is reached by pressing Cancel for appr.
  • Page 56 Instructions for use Epec 4W30 (C) Epec Oy Seinäjoki Finland...

  • Page 57: Enclosure 2 Diameter Calibration

    Instructions for use Epec 4W30 ENCLOSURE 2 DIAMETER CALIBRATION NOTE! It is impossible to get an accurate result of the diameter calibration, if the clamping pressures and other adjustments are not correct. The length and sharpness of the spikes of the draw rollers also affect the result.
  • Page 58 Instructions for use Epec 4W30 HANDLING OF THE DIAMETER CURVE POINTS 1. Activate service mode. 2. Select the "Test / Calibration" display in the upper menu. 3. Press PS 1 to the bottom for appr. 4 seconds, then 2 additional function keys appear in the display (see picture next page).
  • Page 59 Instructions for use Epec 4W30 TRANSFER OF THE THINNER END OF THE DIAMETER CURVE (TOP, PULP WOOD) − The diameter curve can be inclined upwards or downwards at the minimum end. − This inclination is necessary, when a check of the volume measurement has revealed a deviation.
  • Page 60 Instructions for use Epec 4W30 (C) Epec Oy Seinäjoki Finland...

  • Page 61: Enclosure 3 Names Of Tree Species And Wood Types

    Instructions for use Epec 4W30 ENCLOSURE 3 NAMES OF TREE SPECIES AND WOOD TYPES − It is possible to write the names of 12 different tree species and 9 different wood types into the memory of the machine. − You can select the desired names from the names mentioned above for each preselection key.
  • Page 62 Instructions for use Epec 4W30 (C) Epec Oy Seinäjoki Finland...

  • Page 63: Enclosure 4 Enabling The Extended Preselection

    Instructions for use Epec 4W30 ENCLOSURE 4 ENABLING THE EXTENDED PRESELECTION If more than 12 preselections are needed, the number of preselections can be increased to 22. This can be done by programming one preselection key as a preselection extender button, which doubles the amount of preselections.
  • Page 71 EPEC HEAD MODULE MOUNTING INSTRUCTIONS − We recommend to use the soft rubber elements to avoid the opening of the module connectors during use. − The soft rubber is taped to module casing cover. − If necessary, you can carve notches for cables to the soft rubber using sharp knife.
  • Page 73 The reparations related to the warranty will be made at the factory of Epec Oy in Seinäjoki, Finland. The warranty will neither cover maintenance steps important for the function of the device and mentioned in the user’s instructions nor any defects due to neglecting...

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