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Terex 3B6, Troubleshooting Manual

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Terex 3B6 Troubleshooting Manual Download Page 36

36

INPUT OUTPUT  SIGNALS
AND EXTERNAL SUPPLY

J1

PG1

PG2

PG3

PG4

PG5

PG6

1

6

4

2

7

LOW CHAMBER (BOTTOM SIDE)

HIGH CHAMBER (ROD SIDE)

5

B

A

8

8

6

3

A2B

Ref.

Description

Code

1

Main unit

U2MIC-X/XX

2

Control panel

CMC100-XX/XX

3

Cable reel

ACT11AS100/XX

4

Cable reel

AC MCP214A/3P

5

Pressure transducer

Y11 4745-350

6

Cable

CV 4x0.5+SCH

7

Cable

CV ATG12/XX

8

Cable

CV 8x0.35+SCH

SYSTEM LAY

SYSTEM LAY

-

-

OUT MEGAMAC.HC212

OUT MEGAMAC.HC212

AND CONNECTIONS

AND CONNECTIONS

Summary of Contents for 3B6

Page 1: ...12 11 4 65 43 4 7 59 4 75 64 4 4 6 65 8 4 55 23 13 40 4 4 05 55 8 4 1 62 4 1 63 4 4 05 24 14 35 6 3 55 52 6 3 6 59 4 3 6 61 3 6 25 15 30 6 3 05 48 9 3 1 57 3 1 59 5 3 1 26 16 23 7 2 75 45 2 75 54 2 2...

Page 2: ...CABLE REEL POWER SUPPLY VERIFYING 20 ANGLE POTENTIOMETER VERIFYING 21 ALARM CODE 6 BOOM L READING MINIMUM VALUE 22 ALARM CODE 7 BOOM L READING MAXIMUM VALUE 22 CABLE REEL POWER SUPPLY VERIFYING 23 BO...

Page 3: ...ibly avoiding a direct Service on site The Operator can also find some information to solve easy troubles in his OPERATOR MANUAL 2 LEVEL PASSWORD SENSORS REPLACEMENTS TECHNICAL ASSISTANCE DEPT AND AUT...

Page 4: ...MACHINE COMPONENTS LOCATION ON THE MACHINE Control Panel into the cabin Main Unit Nr 2 Pressure Transducers On the lifting cylinder Rod and bottom side Length sensor Used in case of boom indipendent...

Page 5: ...rasable EPROM type or erasable EEPROM type for calibration parameters storage INPUT OUTPUT circuits are self protected against overloads and short circuits Power supply internal circuits are designed...

Page 6: ...CC Output Current 2A Analog Inputs Voltage 0 5V Serial Links RS232 CAN BUS Clock and Buffer Battery Epoxy Resin Coating 32 Kb E2prom for Data Recording MECHANICAL CHARACTERISTICS MECHANICAL DIMENSIONS...

Page 7: ...LED When lit means that 5V Voltage is actiive Note D1 et D2 always have to be lit when the system is ON NOTE CODE DIODE PIN FUNCTION DI0 D35 17 Turret position sensor Length type DI1 D39 18 Anti two...

Page 8: ...because it can be subjected to accidental break if collided The replacement of this element is to be done by qualified personnel only The angle transducer inside to cable reel detects the absolute ang...

Page 9: ...max 12 mt measuring the extension length signal through 10 turns servo potentiometer While using the machine it is always necessary to carefully survey the unwinding cable along the boom because it c...

Page 10: ...10 OVERALL DIMENSION B B 1 2 150 180 35 5 70 5 114 6 185 145 20 8 18 Ingranaggio Z 60 M 0 75 Ingranaggio Z 20 M 0 75 B B 246 269 1 9 1 103 120 32 12 5...

Page 11: ...11 WIRING DIAGRAM MS2 DESCRIPTION 6 3 5 4 2 1 LENGTH2 ANGLE2 ANGLE1 LENGTH1 V 0V V 5V 3 1 2 3 1 2 4 6 5 4 2 3 1 MS2 MS1 MS3 SHIELD CONNECTION...

Page 12: ...bility PRESSURE TRANSDUCERS CODE Y11 4745 PRESSURE TRANSDUCERS CODE Y11 4745 350 350 TECHNICAL SPECIFICATIONS PIN CONNECTIONS PIN 3 Wires 1 VB 2 output signal 0 5 5 5 V 3 GND INPUT DATA Measuring rang...

Page 13: ...Operating mode selection button press to increase operating mode value 9 Operating mode selection button press to decrease operating mode value 10 Rope number tackle selection key press as many times...

Page 14: ...the operator to a certain capability of repairing and also to better inform the Technical Assistance even remotely When an alarm occurs the LMI puts itself in a safe condition shut down blocking the...

Page 15: ...gle sensor reading higher than the maximum value Verify that the cable or the connector wiring is not open If the alarm persists please contact Technical Assistance Verify the angle sensor integrity 1...

Page 16: ...m s angle has overtaken the maximum value Lower the boom E02 RADIUS MAX This message appears when the boom is positioned in a way that referring to the load charts there isn t any load charts table ap...

Page 17: ...er than the minimum value Verify that the wiring and the connectors are not in short circuit If the alarm persists please contact Technical Assistance Verify the length transducer integrity 7 Page 22...

Page 18: ...e When detecting a difference the display will show the following message ALARM 1 memory data not reliable ACTION TO TAKE 1 Switch the system off and on 2 Verify that the EEPROM chip is fitted properl...

Page 19: ...POTENTIOMETER VERIFYING section page 21 ALARM CODE 25 ANGLE TRANSDUCER READING HIGHER THAN THE MAXIMUM VALUE CAUSE The signal from the angle transducer to the main PC board is higher than the maximum...

Page 20: ...Potentiometers Cable brake down Check the cable reel cable Probably the cable is in short circuit Check cable Main pc board Is faulty Replace it with a new one REFER ALSO TO EPROM and EEPROM MEMORIES...

Page 21: ...boom at 0 horizontal Verify between CA2 e GND 2 5Vdc 5 Angle potentiometer broken Raise the boom slowly TRUE Losses of Signal The variation is continuous and linear FALSE Verify with a voltmeter that...

Page 22: ...NTIOMETER VERIFYING section page 24 ALARM CODE 7 BOOM LENGTH TRANSDUCER READING HIGHER THAN THE MAXIMUM VALUE CAUSE The signal from the boom length transducer to the main PC board is higher than the m...

Page 23: ...n Check the cable reel cable Disconnect wires 7 and 8 from the Main pc board and Check for 5Vdc TRUE FALSE TRUE FALSE Probably the cable is in short circuit Check cable Main pc board Is faulty Replace...

Page 24: ...The variation is continous and linear Verify on the Main pc board the potentiometer signal on 8 GND e 12 CA3 The Main pc board is faulty Proceed with the replacement FALSE Verify with a voltmeter tha...

Page 25: ...ure on the Main PC board the voltage on 2 GND e 3 CA0 The Main pc board is faulty Proceed with the replacement Problems on the Connection Cable Probably short circuited Check the cable Broken Pressure...

Page 26: ...on the Main PC board the voltage on 2 GND e 3 CA0 Value 5Vdc Value 5Vdc The Main pc board is faulty Proceed with the replacement Broken Pressure Transducer Proceed With the Replacement FALSE Disconne...

Page 27: ...re on the Main PC board the voltage on 2 GND e 6 CA1 The Main pc board is faulty Proceed with the replacement Problems on the Connection Cable Probably short circuited Check the cable Broken Pressure...

Page 28: ...on the Main PC board the voltage on 2 GND e 6 CA1 Value 5Vdc Value 5Vdc The Main pc board is faulty Proceed with the replacement Broken Pressure Transducer Proceed With the Replacement FALSE Disconnec...

Page 29: ...NTIOMETER VERIFYING section page 31 ALARM CODE 21 BOOM LENGTH TRANSDUCER READING HIGHER THAN THE MAXIMUM VALUE CAUSE The signal from the boom length transducer to the main PC board is higher than the...

Page 30: ...Potentiometers Cable brake down Check the cable reel cable Probably the cable is in short circuit Check cable Main pc board Is faulty Replace it with a new one REFER ALSO TO EPROM and EEPROM MEMORIES...

Page 31: ...e variation is continous and linear The Main pc board is faulty Proceed with the replacement FALSE Verify with a voltmeter that the signal increases in a linear and continous way The signal is not cor...

Page 32: ...emove the EPROM and EEPROM carefully out of their sockets by means of electronic components tweezers or adeguate tools Insert the EPROM and EEPROM in their sockets on the new PC Board in the correct w...

Page 33: ...eplaced it s necessary proceed with its alignment With the machine s boom completely retracted rotate the potentiometer s body until the length indication on the display zone 1 6 will be the same at t...

Page 34: ...PG5 PG4 PG3 PG2 PG1 J1 B A LOW CHAMBER BOTTOM SIDE AND EXTERNAL SUPPLY INPUT OUTPUT SIGNALS HIGH CHAMBER ROD SIDE 4 5 5 3 A2B 4 Ref Description Code 1 Main unit U2MIC X XX 2 Control panel CMC1 XXX XX...

Page 35: ...AND EXTERNAL SUPPLY LOW CHAMBER BOTTOM SIDE A B J1 PG1 PG2 PG3 PG4 PG5 PG6 CV 4X0 5 SCH CV 4X0 5 SCH CV 8X0 35 SCH 2 1 3 A2B 5 5 4 7 6 4 Ref Description Code 1 Main unit U2MIC X XX 2 Control panel CM...

Page 36: ...A 8 8 6 3 A2B Ref Description Code 1 Main unit U2MIC X XX 2 Control panel CMC100 XX XX 3 Cable reel ACT11AS100 XX 4 Cable reel AC MCP214A 3P 5 Pressure transducer Y11 4745 350 6 Cable CV 4x0 5 SCH 7...

Page 37: ...B A 8 8 6 9 3 INPUT OUTPUT SIGNALS AND EXTERNAL SUPPLY J1 PG1 PG2 PG3 PG4 PG5 PG6 1 6 4 2 7 Ref Description Code 1 Main unit U2MIC X XX 2 Control panel CMC100 XX XX 3 Cable reel AC MCP214A 3P 8 Cable...

Page 38: ...PARTS DESCRIPTION CODE MAIN BOARD WITH BLACK BOX S U2MIC 6 42 KEY BOARD PC BOARD S DT CMC1 20 DISPLAY PC BOARD S DM CMC1 30 ELECTRONIC BOARD FOR BOOM LENGTH ANGLE SENSOR ACT11AS100 XX S ACT 1 13 ELEC...

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