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Linde E20, E25, E30 Electric Forklift Truck 325 Series (from 02.1986) Workshop Service Manual
Linde E20, E25, E30 Electric Forklift Truck 325 Series (from 02.1986) Workshop Service Manual
Original Illustrated Factory Workshop Service Manual for Linde Electric Forklift Truck Type 325, Models E20, E25, E30.
Original factory manuals for Linde Forklift Trucks, contains high quality images, circuit diagrams and instructions to help you to operate and repair your truck
Covered models:
E20 (from 02.1986)
E25 (from 02.1986)
E30 (from 02.1986)
Language: English
Format: ZIP, Contained set of PDF Manuals:
1. Service Training PULSE CONTROL IV FOR TRAVEL DRIVE IN LINDE FORK LIFT TRUCKSPDF, 80 Pages
2. Service Training manual for E20, E25, E30 (from 02.86) Trucks, PDF, 96 pages
3. PULSE CONTROL FOR WORKING HYDRAULICS LINDE E-FORK LIFT TRUCKS, PDF, 38 Pages
4. REPAIR INSTRUCTION FOR ELECTRIC MOTORS, PDF, 42 Pages
Contents:
3 .1 Pulse control IV for travel drive in Linde Fork Lift Trucks E 12 - 30
3.1.1 Description
3.1.2 Electrical functions in the power unit
3.1.2.1 Motor circuit
3.1.2.2 Charging circuit
3.1.2.3 Quenching circuit
3.1.2.4 Braking circuit
3.1.3 Control circuit
3.1.3.1 Power supply
3.1.3.2 Directional contactor control
3.1.3.3 Run-up
3.1.3.4 Control and regulation
3.1.3.5 Reversing: RS
3.1.3.6 Handbrake current : HBS
3.1.3.7 Safety circuit
3.1.4 Contactor board
3.1.4.1 Wiring
3.1.4.2 Main current connections
3.1.4.3 Transformer - power steering - contactor control fuses (fusible)
3.1.4.4 Main current fuses, control board and timer
3.1.4.5 Thyristors
3.1.4.6 Switching bridge with field plate n35
3.1.4.7 Control board U200
3.1.5 Contactors
3.1.5.1 Instructions for contactor adjustment
3.1.5.2 Preliminary test
3.1.5.3 Gap 1
3.1.5.4 Spring lag motion 2
3.1.5.5 Contact pressure
3.1.5.6 Contact gap 3
3.1.5.7 Exciting voltage
3.1.5.3 Checking the protective circuitry
3.1.5.9 Layout of arc blow - out magnets on the contactors
3.1.6 Travel switch U25
3.1.7 Timer U30 for steering booster and lifting hydraulics
3.1.7.1 Timer for steering booster in E12/15 (24 V)
3.1.7.2 Timer for hydraulic pump motor in E 15 S (48 V) and E 20/30 (80 V)
3.1.8 Testing electric fork trucks with pulse IV control (24 V to 80 V)
3.1.8.1 Test conditions
3.1.8.2 Linde Test module
3.1.8.2.1 Construction
3.1.8.2.2 Troubleshooting tips
3.1.8.2.3 Making electrical system operational
3.1.8.2.4 Test with the test module
3.1.8.2.5 Checking the power supply
3.1.8.2.6 checking the handbrake switch
3.1.8.2.7 Checking the travel switch
3.1.8.2.8 Checking the function of the actual valve transmitter on travel switch board
3.1.8.2.9 Short-circuit indicator
3.1.8.2.10 Checking the function of the main power unit
3.1.8.3 Checking the thyristors (general)
3.1.8.3.1 Test points for various thyristor types
3.1.8.3.2 Testing free wheel and brake diodes
3.1.8.3.3 Testing the field plate transmitter n35
3.1.8.3.4 Testing capacitor k22
3.1.8.4 Insulation and testing
3.1.8.4.1 Description of insulations
3.1.8.4.2 Insulation test
3.1.8.5 Checking the control current leads on the contactor board
3.1.8.5.1 Control wiring from U200 card edge connector
3.1.8.5.2 Checking the control current leads of contactor board componente to connector LI
3.1.8.5.3 Checking the control current leads to connector L4
3.1.9 Wiring diagram
3.1.10 Test points
3.4 Pulse Control for Working Hydraulics
3.4.1 General
3.4.1.1 Previous Technique
3.4.1.2 SCR Control - Why
3.4.1.3 Energy Saving in Figures
3.4.1.4 When should a SCR Control be installed?
3.4.1.5 Technical Data and Dimensions
3.4.1.6 Working Safety
3.4.1.7 Advantages for the user
3.4.2 Electrical Functions of the Power Unit
3.4.2.1 Motor Circuit
3.4.2.2 Transcharging of the condenser
3.4.2.3 Quenching Circuit
3.4.3 Steering Control Circuit
3.4.3.1 Circuit Diagram
3.4.4 Pulse Control Unit
3.4.4.1 Installation in different Trucks
3.4.4.2 Construction of Power Unit
3.4.4.3 Power Unit U20
3.4.4.3.1 General Insulating Instructions
3.4.4.3.2 Thyristors
3.4.4.3.3 Mounting Instructions
3.4.4.3.4 Testing the Thyristors 3.1.8.3
3.4.4.3.5 Diodes 3.1.8.3,2
3.4.5 Functional Description and Setting Instructions for E 12 - 30
3.4.5.1 Lifting Movement
3.4.5.2 Tilting Movement
3.4.5.3 Single and Double Additional Hydraulic services
3.4.5.4 Working Safety
3.4.5.5 Additional Instructions
3.4.5 Functional Description and Setting Instructions for E 12 - 30
3.4.5.1 Lifting Movement
3.4.5.2 Tilting Movement
3.4.5.3 Single and Double Additional Hydraulic services
3.4.5.4 Working Safety
3.4.5.5 Additional Instructions
3.4.6 Fault Finding Pulse Control Working Hydraulics (24 - 80 V)
3.4.6.1 Checking with the Test Module
3.4.6.1.1 Description of the Test Module
3.4.6.1.2 Fault Finding
3.4.6.1.2.1 Check Voltage Supply
3.4.6.1.2.2 Check Microswitches
3.4.6.1.2.3 Testing the Potentiometer
3.4.6.1.2.4 Short-Circuit Indicator
3.4.6.1.2.5 Testing the Function of the Main Current Unit
3.4.6.2 Checking the Pulse Control Harness Wires
3.4.6.2 .1 Control Leads from card-edge socket U201 to Pulse Control
3.4.6.2 .2 Control Leads from L20 to Pulse Control
3.6 Repair instructions for electric motors
3.6.1 Repair data for electric motors
3.6.2 General instructions
3.6.3 Disassembly of drive motor E 12 - 15/15 S 1st Type
3.6.4 Disassembly of drive motor E 12 -15/15S 2nd Type
3.6.5 Disassembly of drive motor E20/25/30
3.7 Electric fork lift truck E 20 / 25 / 30
3.7.1 Technical data of electric motors
3.7.1.1 Traction motors
3.7.1.2 Pump motors
3.7. 1.2.1 Pump unit for working hydraulics
3.7.1.2.2 Pump unit for steering hydraulics
3.7.2 Electric diagrams
3.7.2.1 Wiring diagram
3.7.2.2 Wiring diagram (Standard) to series 12/88
3.7.2.3 Wiring diagram (Optional equipment) to series 12/88
3.7.2.4 Wiring diagram (Standard) to series 12/89 to 6/89
3.7.2.5 Wiring diagram (Optional equipment) from series 1/89 to 6/89
3.7.2.6 Wiring diagram (Standard) from series 07/89 to 12/92
3.7.2.7 Wiring diagram (Optional equipment) from series 07/89 to 12/92
3.7.2.8 Circuit diagram lighting and windshield wiper from series 7/89
3.7.2.9 Circuit diagram (Standard) from series 1/93
3.7.2.10 Circuit diagram (Optional equipment) from series 1/93
3.7.2.11 Carbon brush monitor
3.7.2.11.1 Description of operation
3.7.2.1 1 .2 Functional test
3.7.2.11.3 Brush monitor
3.7.2.11.4 Circuit diagram
3.7.3 Control circuit
3.7.3.1 Connector L1
3.7.3.2 Connector L4 for timer
3.7.3.3 Connection of microswitches b1 and b2 for Curves
3.7.3.3.1 Z- Version
3.7.3.3.2 P- Version
3.7.4 Accelerator transmitter
3.7.4.1 Adjustment
3.7.4.2 Floorplate
3.7.5 Adjusting the electronic system
3.7.5.1 Adjusting the zero position of travel switch U25 to 6/89
3.7.5.2 Checking the proper functioning of the travel switch board on the vehicle (to 6/89)
3.7.5.3 Adjusting the travel switch with prescision spindle trimmer (to 6/89)
3.7.5.4 Adjusting control board U200
3.7.5.5 Measuring and setting drive current FS
3.7.5.6 Testing and adjusting handbrake current HBS
3.7.5.7 Setting run-up time HZ
3.7.5.8 Setting braking current RS
3.7.5.9 Settings for U200
3.7.6 Repair and assembly instructions for brake
3.7.6.1 Disc brake (combined fixed caliper)
3.7.6.1.1 Mounting of the disc brake
3.7.6.1.2 Operating principle of hydraulic (service) brake
3.7.6.1.3 Operating principle of the mechanical handbrake
3.7.6.1.4 Brake pad renewal
3.7.6.1.5 Fitting new combination fixed calipers
3.7.6.2 Master brake cylinder
3.7.6.3 Steering axle
3.7.6.3.1 Jointed cross-shaft axle (Z-version)
3.7.6.3.2 Jointed cross-shaft axle (P-version) to 6/89
3.7.6.3.3 Jointed cross-shaft axle (P-version) from 7/89
3.7.6.4 Wheel drive
3.7.7 Hydraulic circuits
3.7.7.1 Circuit diagram for working and steering hydraulics to series 3/88
3.7.7.2 Circuit diagram for working and steering hydraulics from series 4/88 to 6/89
3.7.7.3 Circuit diagram for working and steering hydraulics from series 7/89
3.7.8 Battery dimensions and weights
Original factory manuals for Linde Forklift Trucks, contains high quality images, circuit diagrams and instructions to help you to operate and repair your truck
Covered models:
E20 (from 02.1986)
E25 (from 02.1986)
E30 (from 02.1986)
Language: English
Format: ZIP, Contained set of PDF Manuals:
1. Service Training PULSE CONTROL IV FOR TRAVEL DRIVE IN LINDE FORK LIFT TRUCKSPDF, 80 Pages
2. Service Training manual for E20, E25, E30 (from 02.86) Trucks, PDF, 96 pages
3. PULSE CONTROL FOR WORKING HYDRAULICS LINDE E-FORK LIFT TRUCKS, PDF, 38 Pages
4. REPAIR INSTRUCTION FOR ELECTRIC MOTORS, PDF, 42 Pages
Contents:
3 .1 Pulse control IV for travel drive in Linde Fork Lift Trucks E 12 - 30
3.1.1 Description
3.1.2 Electrical functions in the power unit
3.1.2.1 Motor circuit
3.1.2.2 Charging circuit
3.1.2.3 Quenching circuit
3.1.2.4 Braking circuit
3.1.3 Control circuit
3.1.3.1 Power supply
3.1.3.2 Directional contactor control
3.1.3.3 Run-up
3.1.3.4 Control and regulation
3.1.3.5 Reversing: RS
3.1.3.6 Handbrake current : HBS
3.1.3.7 Safety circuit
3.1.4 Contactor board
3.1.4.1 Wiring
3.1.4.2 Main current connections
3.1.4.3 Transformer - power steering - contactor control fuses (fusible)
3.1.4.4 Main current fuses, control board and timer
3.1.4.5 Thyristors
3.1.4.6 Switching bridge with field plate n35
3.1.4.7 Control board U200
3.1.5 Contactors
3.1.5.1 Instructions for contactor adjustment
3.1.5.2 Preliminary test
3.1.5.3 Gap 1
3.1.5.4 Spring lag motion 2
3.1.5.5 Contact pressure
3.1.5.6 Contact gap 3
3.1.5.7 Exciting voltage
3.1.5.3 Checking the protective circuitry
3.1.5.9 Layout of arc blow - out magnets on the contactors
3.1.6 Travel switch U25
3.1.7 Timer U30 for steering booster and lifting hydraulics
3.1.7.1 Timer for steering booster in E12/15 (24 V)
3.1.7.2 Timer for hydraulic pump motor in E 15 S (48 V) and E 20/30 (80 V)
3.1.8 Testing electric fork trucks with pulse IV control (24 V to 80 V)
3.1.8.1 Test conditions
3.1.8.2 Linde Test module
3.1.8.2.1 Construction
3.1.8.2.2 Troubleshooting tips
3.1.8.2.3 Making electrical system operational
3.1.8.2.4 Test with the test module
3.1.8.2.5 Checking the power supply
3.1.8.2.6 checking the handbrake switch
3.1.8.2.7 Checking the travel switch
3.1.8.2.8 Checking the function of the actual valve transmitter on travel switch board
3.1.8.2.9 Short-circuit indicator
3.1.8.2.10 Checking the function of the main power unit
3.1.8.3 Checking the thyristors (general)
3.1.8.3.1 Test points for various thyristor types
3.1.8.3.2 Testing free wheel and brake diodes
3.1.8.3.3 Testing the field plate transmitter n35
3.1.8.3.4 Testing capacitor k22
3.1.8.4 Insulation and testing
3.1.8.4.1 Description of insulations
3.1.8.4.2 Insulation test
3.1.8.5 Checking the control current leads on the contactor board
3.1.8.5.1 Control wiring from U200 card edge connector
3.1.8.5.2 Checking the control current leads of contactor board componente to connector LI
3.1.8.5.3 Checking the control current leads to connector L4
3.1.9 Wiring diagram
3.1.10 Test points
3.4 Pulse Control for Working Hydraulics
3.4.1 General
3.4.1.1 Previous Technique
3.4.1.2 SCR Control - Why
3.4.1.3 Energy Saving in Figures
3.4.1.4 When should a SCR Control be installed?
3.4.1.5 Technical Data and Dimensions
3.4.1.6 Working Safety
3.4.1.7 Advantages for the user
3.4.2 Electrical Functions of the Power Unit
3.4.2.1 Motor Circuit
3.4.2.2 Transcharging of the condenser
3.4.2.3 Quenching Circuit
3.4.3 Steering Control Circuit
3.4.3.1 Circuit Diagram
3.4.4 Pulse Control Unit
3.4.4.1 Installation in different Trucks
3.4.4.2 Construction of Power Unit
3.4.4.3 Power Unit U20
3.4.4.3.1 General Insulating Instructions
3.4.4.3.2 Thyristors
3.4.4.3.3 Mounting Instructions
3.4.4.3.4 Testing the Thyristors 3.1.8.3
3.4.4.3.5 Diodes 3.1.8.3,2
3.4.5 Functional Description and Setting Instructions for E 12 - 30
3.4.5.1 Lifting Movement
3.4.5.2 Tilting Movement
3.4.5.3 Single and Double Additional Hydraulic services
3.4.5.4 Working Safety
3.4.5.5 Additional Instructions
3.4.5 Functional Description and Setting Instructions for E 12 - 30
3.4.5.1 Lifting Movement
3.4.5.2 Tilting Movement
3.4.5.3 Single and Double Additional Hydraulic services
3.4.5.4 Working Safety
3.4.5.5 Additional Instructions
3.4.6 Fault Finding Pulse Control Working Hydraulics (24 - 80 V)
3.4.6.1 Checking with the Test Module
3.4.6.1.1 Description of the Test Module
3.4.6.1.2 Fault Finding
3.4.6.1.2.1 Check Voltage Supply
3.4.6.1.2.2 Check Microswitches
3.4.6.1.2.3 Testing the Potentiometer
3.4.6.1.2.4 Short-Circuit Indicator
3.4.6.1.2.5 Testing the Function of the Main Current Unit
3.4.6.2 Checking the Pulse Control Harness Wires
3.4.6.2 .1 Control Leads from card-edge socket U201 to Pulse Control
3.4.6.2 .2 Control Leads from L20 to Pulse Control
3.6 Repair instructions for electric motors
3.6.1 Repair data for electric motors
3.6.2 General instructions
3.6.3 Disassembly of drive motor E 12 - 15/15 S 1st Type
3.6.4 Disassembly of drive motor E 12 -15/15S 2nd Type
3.6.5 Disassembly of drive motor E20/25/30
3.7 Electric fork lift truck E 20 / 25 / 30
3.7.1 Technical data of electric motors
3.7.1.1 Traction motors
3.7.1.2 Pump motors
3.7. 1.2.1 Pump unit for working hydraulics
3.7.1.2.2 Pump unit for steering hydraulics
3.7.2 Electric diagrams
3.7.2.1 Wiring diagram
3.7.2.2 Wiring diagram (Standard) to series 12/88
3.7.2.3 Wiring diagram (Optional equipment) to series 12/88
3.7.2.4 Wiring diagram (Standard) to series 12/89 to 6/89
3.7.2.5 Wiring diagram (Optional equipment) from series 1/89 to 6/89
3.7.2.6 Wiring diagram (Standard) from series 07/89 to 12/92
3.7.2.7 Wiring diagram (Optional equipment) from series 07/89 to 12/92
3.7.2.8 Circuit diagram lighting and windshield wiper from series 7/89
3.7.2.9 Circuit diagram (Standard) from series 1/93
3.7.2.10 Circuit diagram (Optional equipment) from series 1/93
3.7.2.11 Carbon brush monitor
3.7.2.11.1 Description of operation
3.7.2.1 1 .2 Functional test
3.7.2.11.3 Brush monitor
3.7.2.11.4 Circuit diagram
3.7.3 Control circuit
3.7.3.1 Connector L1
3.7.3.2 Connector L4 for timer
3.7.3.3 Connection of microswitches b1 and b2 for Curves
3.7.3.3.1 Z- Version
3.7.3.3.2 P- Version
3.7.4 Accelerator transmitter
3.7.4.1 Adjustment
3.7.4.2 Floorplate
3.7.5 Adjusting the electronic system
3.7.5.1 Adjusting the zero position of travel switch U25 to 6/89
3.7.5.2 Checking the proper functioning of the travel switch board on the vehicle (to 6/89)
3.7.5.3 Adjusting the travel switch with prescision spindle trimmer (to 6/89)
3.7.5.4 Adjusting control board U200
3.7.5.5 Measuring and setting drive current FS
3.7.5.6 Testing and adjusting handbrake current HBS
3.7.5.7 Setting run-up time HZ
3.7.5.8 Setting braking current RS
3.7.5.9 Settings for U200
3.7.6 Repair and assembly instructions for brake
3.7.6.1 Disc brake (combined fixed caliper)
3.7.6.1.1 Mounting of the disc brake
3.7.6.1.2 Operating principle of hydraulic (service) brake
3.7.6.1.3 Operating principle of the mechanical handbrake
3.7.6.1.4 Brake pad renewal
3.7.6.1.5 Fitting new combination fixed calipers
3.7.6.2 Master brake cylinder
3.7.6.3 Steering axle
3.7.6.3.1 Jointed cross-shaft axle (Z-version)
3.7.6.3.2 Jointed cross-shaft axle (P-version) to 6/89
3.7.6.3.3 Jointed cross-shaft axle (P-version) from 7/89
3.7.6.4 Wheel drive
3.7.7 Hydraulic circuits
3.7.7.1 Circuit diagram for working and steering hydraulics to series 3/88
3.7.7.2 Circuit diagram for working and steering hydraulics from series 4/88 to 6/89
3.7.7.3 Circuit diagram for working and steering hydraulics from series 7/89
3.7.8 Battery dimensions and weights
1 file (91.0MB)
