1. Manuals
  2. Brands
  3. Tecomec Manuals
  4. Paint Sprayer
  5. ISOBUS ECU1224
  6. Instruction manual

Tecomec ISOBUS ECU1224 Instruction Manual

Hide thumbs Also See for ISOBUS ECU1224:
Table of Contents

Advertisement

Quick Links

Download this manual
ENG
Translation of the original
ISOBUS ECU1224 SPRAYER
INSTRUCTION MANUAL
Attenzione: do not use
without reading the instruction
P/N 8410073
P/N 8410075
P/N 8410077
P/N D00600006
ENG
manual
P/N 8410074
P/N 8410076
P/N 8410078
P/N D00600009

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the ISOBUS ECU1224 and is the answer not in the manual?

Questions and answers

Subscribe to Our Youtube Channel

Related Manuals for Tecomec ISOBUS ECU1224

Summary of Contents for Tecomec ISOBUS ECU1224

  • Page 1 Translation of the original ISOBUS ECU1224 SPRAYER INSTRUCTION MANUAL Attenzione: do not use without reading the instruction manual P/N 8410073 P/N 8410074 P/N 8410075 P/N 8410076 P/N 8410077 P/N 8410078 P/N D00600006 P/N D00600009...

  • Page 2: Table Of Contents

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 1 Sommario Sommario ............................1 INTRODUCTION ..........................4 LEGEND ............................4 INTENDED USE ..........................5 WARNINGS ............................ 5 PACKAGE CONTENT ........................7 Product description ....................... 7 Kit part number ........................8 ISOBUS ECU 1224 Sprayer Kit Content .................. 9 INSTALLATION SCHEME ......................
  • Page 3 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 9.3.3 Flowmeter setup ......................29 9.3.4 Pressure sensor setup ....................30 9.3.5 Tank level sensor setup ....................30 9.3.6 Sprayer geometry ......................31 9.3.7 Date-time from tractor TECU ..................31 WORK page .......................... 33 HISTORY page ........................
  • Page 4 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 11.2.1 Low level ........................50 TROUBLESHOOTING ........................ 51 ACCESSORIES ........................... 52 13.1 Main cable Connection ......................52 13.2 Pressure sensor ........................52 13.3 Speed sensor ........................52 13.4 Level Sensor ......................... 53 SPARE PARTS ........................... 53 DIMENSIONS ...........................

  • Page 5: Introduction

    2 INTRODUCTION Congratulations Dear User, You have chosen a product by Tecomec, a leading company in the development and production of electronic systems for agriculture. This manual provides information about operating and maintaining. For your safety and the safety of the people working with this equipment, it is very important that you read the manual carefully before using this system.

  • Page 6: Intended Use

    5 WARNINGS WARNING The power supply must be protected with fuse (10A recommended). If it is not the case, Tecomec s.r.l is not responsible for damages to ISOBUS ECU 1224. WARNING: Disconnect power supply cable ECU when battery is undergoing recharge.
  • Page 7 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG WARNING: Disconnect power supply ECU before reparations, or welding procedure on the vehicle. If it is not the case, Tecomec s.r.l is not responsible for damages to the ECU. WARNING: For a correct functioning, please make sure that the battery voltage is higher than 10, 5 Volt.

  • Page 8: Package Content

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG injuries. Safety practices reported in this manual do not override standard good practice. WARNING: Always check that any suspended vehicle attachments are lowered to the ground before beginning repair or maintenance work on a vehicle. WARNING: Wear appropriate protective clothing for the task being undertaken and conditions.

  • Page 9: Kit Part Number

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG the most modern tractors. Virtual Terminal can control any ISOBUS compatible implement. Can record data about production process and apply varying doses of plant protection products based on prescription maps using data from the navigation system (GPS) of the tractor. ISOBUS ECU 1224 regulate chemical quantity, assuring high protection at your crop.

  • Page 10: Isobus Ecu 1224 Sprayer Kit Content

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Here reported codes for ordering Table 1 8410075 ISOBUS ECU 1224 SPRAYER from 2 up to 6W 2WIRES VALVE 8410074 ISOBUS ECU 1224 SPRAYER from 2 up to 7W 2 WIRES VALVE 8410073 ISOBUS ECU 1224 SPRAYER from 2 up to 9W 2 WIRES VALVE 8410076 ISOBUS ECU 1224 SPRAYER from 2 up to 11W 3 WIRES VALVE 8410077...

  • Page 11: Installation Scheme

    Main connection cable (C1) must be ordered separately according to the minimum length required. See chapter ACCESSORIES. Use only cables designed and produced by Tecomec for ISOBUS ECU 1224, the use of non-original parts invalidates the product warranty and does not guarantee the correct operation of the device 7.1.1 ISOBUS ECU 1224 Scheme up to 9 Sections...

  • Page 12: Isobus Ecu 1224 Scheme Up To 9 Sections + Hydraulic

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Table 2 PART Description PART Description Driver ISOBUS ECU 1224 Ext. Switch ---------- Tank ---------- Speed sensor (Optional) ---------- External Outpt 1.5A max (Optional) Sprayer Boom Level Sensor (Optional) Main cable Pressure sensor (Optional) Gray connector valve cable Electric control unit Brown connector valve cable...

  • Page 13: Isobus Ecu 1224 Scheme Up To 16 Sections

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Level Sensor (Optional) Main cable Pressure sensor (Optional) Gray connector valve cable Electric control unit Brown connector valve cable Pump C4-- Oleo Distributor cable 7.1.3 ISOBUS ECU 1224 Scheme up to 16 Sections For a 16 section valves sprayer with Hydraulic electric distributor suppose to use 3 wires operated valves and three wires harness Example of kit: 8410078 ISOBUS ECU 1224 from 2 up to 16W 3 WIRES VALVE...

  • Page 14: Installation

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 8 INSTALLATION 8.1 ECU 1224 Installation ECU 1224 must be installed near electric valves in an area protected by accidental shock and reduced vibrations. Protect ECU 1224 by heat produced by implement 8.1.1 ECU 1224 Positioning Fix driver box on a flat surface applying 4 screws into the predefined holes.

  • Page 15: Cables Connecting Isobus Ecu 1224

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 8.1.2 Cables connecting ISOBUS ECU 1224 Figure 5 Table 3 Connector Description Connector Description Black connector for ISOBUS main Brown connector for valves, cable connection Tractor- ECU optional sensors, input and output. Grey connector for valves and flowmeter or pressure sensor The cabling of Input sensors and Output need to be completed before the main cable is plugged to tractor.

  • Page 16: Speed Sensor Installation

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Table 4 Power cable should be fixed to a support at a distance of at least 30cm from the connector itself to relieve the weight of the cable. Secure the cables with ties where possible. Repeat this operation for all the connectors of the driver box.

  • Page 17: Tips For Installation

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Figure 7 The speed sensor is provided with a cable terminating with a 3-poles male connector, plug this connector in the female multi connector cable provided with the ISOBUS ECU 1224 . Sensor input plug is part of harness Connector C3 (Gray connector 24 pin), Label “S”...

  • Page 18: Flowmeter Installation

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 8.3 Flowmeter installation The flowmeter is directly connected to ISOBUS ECU 1224 and measure flow in the control unit during a spraying treatment, it shall be correctly configured in the SETUP page of the user interface (refer to Flowmeter setup Chapter 9.3.2) The flowmeter shall be provided with a cable terminating with a 3-poles male connector, that will be plugged with the related female of the connection cable provided with ISOBUS ECU 1224.

  • Page 19: Check Hardware Installation

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG The tank-level sensor shall be provided with a cable terminating with a 3-poles male connector, that will be plugged with the related female of the connection cable provided with the ISOBUS ECU 1224. Sensor input plug is part of harness Connector C3 (Brown connector 24 pin), label “L”. The pinout of the male connector provided with the ISOBUS ECU 1224 driver cable is the following Table 8 Description...

  • Page 20: Programming User Interface

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Resin Bicomponent poliuretanic 9 PROGRAMMING USER INTERFACE 9.1 Introduction When ISOBUS ECU 1224 is connected to the tractor ISOBUS plug, shares its application data with the Virtual Terminal (VT) installed on the tractor cabin. Virtual terminal is the monitor, installed in the cabin.

  • Page 21: Configuration Page

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG • (5): Boom Handling (hydraulic cylinders) • (6):Tank Calibration • (7): Configuration • (8): Historical Data • (9): Change VT number 9.3 CONFIGURATION page From HOME page Figure 10 P00801545 Rev:02 SW:2.3.0...
  • Page 22 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG From CONFIGURATION page 1 Figure 11 From CONFIGURATION page 2 Figure 12 P00801545 Rev:02 SW:2.3.0...
  • Page 23 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG The above setup pages contain all sprayer machine configuration parameters. Parameter configuration should be edited during electronic hardware installation. Only properly trained people should modify the contained configurations. All parameters entered are stored within the device's non-volatile memory. The keys on the right column have the following functions: Reset to default (1) Back to Home menu (2)
  • Page 24 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Flow meter conv. Factor Flowmeter calibration, number of 1 ÷ 10000 pulses per liter Flow meter min val. Flow meter lower range limit (l/min) 0 ÷ 500 Flow meter max val. Flow meter upper range limit (l/min) 0 ÷...
  • Page 25 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Custom 7 Select Custom Nozzle Use the custom nozzle selected if yes/no (check box) checked, or use the standard nozzle type when not checked Main valve type Type of main valve Bypass Dump Main valve driver How the main valve is managed Independent Dependent...
  • Page 26 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG implement and Hitch point point (mm). In case of a three-point linkage this parameter must be 0. (**) Boom distance Distance of the bar from the wheel -400,00 ÷ 400,00 axis of the towed tool (mm). In the case of a three-point linkage point sprayer report distance between the Boom and the hitch...
  • Page 27 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG coefficient (Custom mode) Only technical operator should change this value User-settable PID derivative (Custom 0 ÷ 500 mode) Only technical operator should change this value PID control param Define the parameter used to control Flow the rate Pressure...
  • Page 28 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG external switch to automatically Disabled close the main valve Ext Switch Status Status of the external switch the Active determines its logical activation NOT Active Ext Switch Auto Main Enables/disables the use of the Yes/no (check box) external switch to automatically re- open the main valve (only when it...

  • Page 29: Section Width

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG (*) Custom nozzles characteristics shall be defined by the user by mean of the “Cust nozzle 1÷7 flow” and “Cust nozzle 1÷7 press” reference sample points of the CONFIGURATION menu. (**) These values could be read and used by the TC to automatically configure the geometry of the implement.

  • Page 30: Speed Source Setup

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Figure 14 9.3.2 Speed source setup ISOBUS ECU 1224 can measure speed using different type of sensors. 5 Different types of speed detection sources can be selected: • Ground: the speed measure is received on the Isobus connection network •...

  • Page 31: Pressure Sensor Setup

    The configuration page contains also the “flow-meter min/max value” parameters that are used by system for graphical and consistency check purposes. We recommend the use of Tecomec flowmeters having the following characteristics: Part No. l/1’ bar % FSO °C V dc...

  • Page 32: Sprayer Geometry

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 9.3.6 Sprayer geometry For correct functions of automatic section control and ratio regulation edit correctly geometrical parameters related to the sprayer implement where it is mounted. The following image describes the meanings of each parameter. Figure 15 A.
  • Page 33 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG When changing this parameter, ECU-1224 automatically reboot .In this case the following message will appear on the monitor and when the user confirms, the driver restarts and the new setting will be effective. Figure 16 When “Clock enable”...

  • Page 34: Work Page

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 9.4 WORK page From HOME page By pressing the key, the user buttons shown change: Figure 18 This user interface environment controls the execution of a treatment in the field. The function buttons available in this environment are listed below. P00801545 Rev:02 SW:2.3.0...
  • Page 35 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG During operation, the following information is shown in this environment: 1. Total treated area (ha) – top left screen area 2. Total sprayed quantity (l) – top left screen area 3. Nozzle type currently selected – top left screen area 4.
  • Page 36 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Left side boom sections opening. The opening logic depends on the current configuration of the “Sections control” setup parameter - standard or extended (refer to section 9.3). • Standard: opening the last closed valve encountered from the left Example Figure 19 •...
  • Page 37 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Example Figure 22 Right side boom sections closing. The closing logic doesn’t depend on the current configuration of the “Sections control” setup parameter (standard or extended). Changes the sub-set of user buttons shown on the dedicated screen area (on the left or right area, according to the VT setup) Enables/disables the direct driving of the proportional valve.

  • Page 38: History Page

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Define the set-point for the applied dose to the second preset stored value (defined in the CONFIGURATION environment). This key is enabled only when the manual dose mode is selected. 9.5 HISTORY page From HOME page Figure 23 This page is the history of the latest treatments carried out.

  • Page 39: Hydraulic Control Page

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 9.6 HYDRAULIC CONTROL page From HOME page Figure 24 Through this page it is possible to manage the hydraulic pistons of the spray bar, by doing the following actions: A. Lock/unlock bar handling B. Raise/lower bar C.

  • Page 40: Tank Calibration Page

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 9.7 TANK CALIBRATION page From HOME page Figure 25 Installing level sensor, you can measure the tank level. After calibration you get an accurate measure of the level. Calibration procedure defines a table of calibration points, reporting tank capacity and level sensor measure.

  • Page 41: External Warning Lights Leds

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Tank level calibration settings are considered only if the “Tank level sensor present” parameter in the SETUP page is checked. If “Tank level sensor present” is not enabled, the tank level is calculated using the data from the flow-meter sensor (quantity of sprayed product).

  • Page 42: Led L1: Main Status

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Flash Fast 250 ms ON, 250 ms OFF Pulse 1 One pulse (200 ms ON, 200 ms OFF)followed 1000 ms OFF Pulse 2 Two pulses (200 ms ON, 200 ms OFF) followed 1000 ms OFF Pulse 3 Three pulses (200 ms ON, 200 ms OFF) followed 1000 ms OFF Pulse 4...

  • Page 43: In Field Usage

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 10 IN FIELD USAGE ISOBUS ECU 1224 is dedicated to sprayer machine, and at least a Virtual Terminal device (VT), necessary to display the sprayer application user interface. The tractor ISOBUS network may also include a Task Controller device (TC), generally integrated in the terminal that implements the VT.

  • Page 44: Switch-On/Off The Isobus Ecu 1224

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Depending on the configuration of the VT used, the Soft-keys mask may be on the left and right side of the Data mask or both on the same side (left or right). Depending on the Virtual terminal, you can activate software functions using physical buttons located on the border of the display, or directly by the touchscreen if available.
  • Page 45 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG If the main valve is closed, the current treatment is not stopped but only suspended. The ending of a treatment is automatically assumed when a new one is started using the above procedure. This means that operator can continue the same treatment also over more days (case of a large field).

  • Page 46: Operating Modes

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 10.4 Operating modes ISOBUS ECU 1224 can work in different operating modes regarding the dose and section control, both selectable by the user by mean of the dedicated key in the WORK page ( to pass to manual mode, and to pass to automatic mode and...

  • Page 47: Automatic Section Control

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG The key open/close boom and sections remain available. User can interrupt spraying using this key In Automatic Dose Control mode if VT/TC can handle prescription map, ISOBUS ECU 1224 can spray with a flow-rate set-point variable according to the position of the sprayer in the field. If your Virtual Terminal does not include a Task Controller or it is not enabled, the ISOBUS ECU 1224 signals to the user this situation showing the icon on the WORK page.

  • Page 48: Main Valve Driver

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG In this case the user directly acts on the proportional valve that regulates the applied dose and no control is performed by the ECU over it. The user can increase the opening of the valve by pressing the key and decrease it with The key...

  • Page 49: Rate Indicator

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 10.6 Rate indicator The central area of the WORK page, contains an indicator that display the currently measured rate and its desired setpoint (defined by user in manual mode or by TC in auto mode). SETPOINT CURRENT VALUE...

  • Page 50: Tank Replenishment

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 10.7 Tank Replenishment The tank can be refilled at any time. If ISOBUS ECU 1224 is configured to use a tank level sensor and it was correctly calibrated (refer to Chapter 9.7), the new quantity is automatically shown on the top-right area of the WORK page (refer to Figure 20 Figure 21).

  • Page 51: Alarms

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 11 ALARMS 11.1 Introduction When the ECU-1224 detects an alarm situation, a red alarm icon and a message box describing the error type are shown in the WORK page. When the user acknowledges the error by confirming the message box, it is closed but the alarm icon persists until the alarm situation is not fixed.

  • Page 52: Troubleshooting

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Figure 317 Pressing the ENTER button the dialog box is closed, but the alarm icon remains (figure 36). 12 TROUBLESHOOTING Table 12 DISPLAY CAUSE SOLUTION There is not power. Check the connections on the power cable.

  • Page 53: Accessories

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG hardware or software problem Led L2 (refer to figure 22) is always The ECU-1224 has an Call the technical support hardware or software problem Led L2 (refer to figure 22) remains Problems on ISOBUS network Verify that your Virtual Terminal is always On (doesn’t flash) when the connection...

  • Page 54: Level Sensor

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG CODE Digital speed sensor Output: 3 wires Square wave 12 V NPN Reseller ( 5m cable included) 13.4 Level Sensor Table 16 Purchase Description Note CODE Analogic level sensor Output: 3 wires 4-mA order apart Reseller cable C00902046...

  • Page 55: Dimensions

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 15 DIMENSIONS Figure 38 Table 18 Dimension (mm) Notes: Recommended Cylindrical head screws with hexagon socket M6 P00801545 Rev:02 SW:2.3.0...

  • Page 56: Technical Data

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 16 TECHNICAL DATA ECU features: Table 19 Parameter Description Unit ARM® 32-bit Cortex®-M3 CPU (120 MHz max) ECU Dimensions 110 x 180 x 45 Weight Connectors 3 x FCI: 24+24+24 Operating Temperature - 40 + 85 °C Supply Voltage 9 to 32...
  • Page 57 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG Figure 39 Table 20 CONNECTOR DESCRIPTION BLACK PWR -VBATT ECU -VBATT ECU + VBATT ECU + VBATT CAN1-H CAN1-L PWR +VBATT All Other All other pins are RESERVED Table 21 CONNECTOR DESCRIPTION BROWN OUT 1 SECTION PIN SECTION PIN SECTION PIN...
  • Page 58 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG SECTION PIN SECTION PIN SECTION PIN 12 Vdc valve (3 wires valve) Auxiliary output 1 Auxiliary output 2 External input 1 (PNP) All Other All other pins are RESERVED Table 22 CONNECTOR DESCRIPTION GRAY FLOW IN SIGNAL WHEEL SENSOR IN SIGNAL MAIN VALVE PIN...

  • Page 59: Declaration Of Conformity

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 17 DECLARATION OF CONFORMITY Figure 32 P00801545 Rev:02 SW:2.3.0...

  • Page 60: Isobus Certification

    PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG 18 ISOBUS CERTIFICATION Figure 33 P00801545 Rev:02 SW:2.3.0...

  • Page 61: Warranty

    This product has been designed and manufactured using the most modern techniques. The manufacturer guarantees the products for 24 months from the date of purchase. Tecomec S.r.l. guarantees that ISOBUS ECU 1224 SPRAYER labeled products are covered against manufacturing defects during the following periods.

  • Page 62: Returning Goods

    • The serial number must appear on the sales invoice to the final customer. • Repair and maintenance must be carried out only by Agres, Tecomec s.r.l. or authorized centers • As indicated in the Returning goods topic, the documentation must be correct for the equipment analysis to begin.
  • Page 63 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG P00801545 Rev:02 SW:2.3.0...
  • Page 64 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG P00801545 Rev:02 SW:2.3.0...
  • Page 65 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG P00801545 Rev:02 SW:2.3.0...
  • Page 66 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG P00801545 Rev:02 SW:2.3.0...
  • Page 67 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG P00801545 Rev:02 SW:2.3.0...
  • Page 68 PUBB.TEC MANUALE ECU1224 ISOBUS SPRAYER ENG P00801545 Rev:02 SW:2.3.0...

This manual is also suitable for:

841007384100758410077841007484100768410078 ... Show all

Table of Contents