EP EPT12-EZ Electric Pallet Truck Service Manual – PDF DOWNLOAD

EP EPT12-EZ Electric Pallet Truck Service Manual – PDF DOWNLOAD

FILE DETAILS:

EP EPT12-EZ Electric Pallet Truck Service Manual – PDF DOWNLOAD

Language : English
Pages : 134
Downloadable : Yes
File Type : PDF

IMAGES PREVIEW OF THE MANUAL:

TABLE OF CONTENTS:

EP EPT12-EZ Electric Pallet Truck Service Manual – PDF DOWNLOAD

1 INFORMATION & SPECIFICATIONS 1
1 1 After-sales Service Platform 3
1 2 Introduction 4
1 3 Common Tools 5
1 4 General Tightening Torques 6
2 MAINTENANCE 9
2 1 Overview 11
2 2 Maintenance 12
2 2 1 Cleaning 12
2 2 2 Inspection 12
2 2 3 Lubrication 16
3 STRUCTURE & FUNCTIONS 19
3 1 Structure & Functions 21
3 1 1 Travel Switch 21
3 1 2 Lifting/Lowering Switch 21
3 1 3 Emergency Reverse Switch 21
3 1 4 Horn Switch 21
3 1 5 Instrument 22
3 1 6 Key Switch 22
3 1 7 Emergency Stop Switch 22
3 1 8 Charger 22
3 1 9 Buzzer 23
3 1 10 Controller 23
3 1 11 Lifting Limit Switch 23
3 1 12 Interlock Switch 23
3 1 13 Pump Motor 24
3 1 14 Gear Pump 24
3 1 15 Pump Contactor 24
3 1 16 Solenoid Valve 24
4 CHASSIS SYSTEM 25
4 1 Load Wheel 27
4 1 1 Removal and Installation 27
4 1 2 Faults and Causes 28
4 2 Cover 28
4 2 1 Removal and Installation 28
4 3 Lifting Mechanism 29
4 3 1 Fork Inspection 29
4 3 2 Connecting Rod Adjustment 29
4 3 3 Removal and Installation 30
5 DRIVE SYSTEM 31
5 1 Drive Assembly – A 33
5 1 1 Removal and Installation 34
5 2 Electromagnetic Brakes – A 35
5 2 1 Removal and Installation 35
5 2 2 Faults and Causes 36
5 2 3 Checking and Testing 36
5 2 4 Control Circuit Troubleshooting 37
5 3 Drive Wheel – A 38
5 3 1 Removal and Installation 38
5 3 2 Faults and Causes 38
5 4 Drive Motor – A 38
5 4 1 Removal and Installation 38
5 4 2 Faults and Causes 39
5 4 3 Checking and Testing 40
5 5 Gearbox – A 40
5 5 1 Removal and Installation 40
5 5 2 Faults and Causes 40
5 6 Drive Assembly – B 41
5 6 1 Removal and Installation 42
5 7 Electromagnetic Brakes – B 43
5 7 1 Removal and Installation 43
5 7 2 Faults and Causes 44
5 7 3 Checking and Testing 44
5 7 4 Control Circuit Troubleshooting 45
5 8 Drive Wheel – B 46
5 8 1 Removal and Installation 46
5 8 2 Faults and Causes 46
5 9 Drive Motor – B 47
5 9 1 Removal and Installation 47
5 9 2 Faults and Causes 47
5 9 3 Checking and Testing 48
5 10 Transmission Chain – B 49
5 10 1 Removal and Installation 49
5 10 2 Faults and Causes 49
6 OPERATING SYSTEM 51
6 1 Control Lever 53
6 2 Button Switch 54
6 2 1 Removal and Installation 54
6 2 2 Faults and Causes 54
6 2 3 Checking and Testing 54
6 2 4 Control Circuit Troubleshooting 55
6 3 Travel Switch 57
6 3 1 Removal and Installation 57
6 3 2 Faults and Causes 57
6 3 3 Checking and Testing 57
6 3 4 Control Circuit Troubleshooting 57
7 HYDRAULIC SYSTEM 59
7 1 Overview 61
7 1 1 Hydraulic Schematic Diagram 62
7 2 Pump and Motor Assembly 63
7 2 1 Removal and Installation 63
7 2 2 Component 63
7 3 Pump Motor 64
7 3 1 Removal and Installation 64
7 3 2 Faults and Causes 65
7 3 3 Checking and Testing 65
7 4 Pump Contactor 66
7 4 1 Removal and Installation 66
7 4 2 Faults and Causes 67
7 4 3 Checking and Testing 67
7 4 4 Control Circuit Troubleshooting 68
7 5 Solenoid Valve(Electrical Lowering) 68
7 5 1 Faults and Causes 68
7 5 2 Checking and Testing 69
7 5 3 Control Circuit Troubleshooting 69
7 6 Reach Cylinder 70
7 6 1 Cylinder Removal Precautions 70
7 6 2 Cylinder Installation Precautions 71
7 6 3 Removal and Installation 71
7 7 Hydraulic Troubleshooting 73
7 8 Hydraulic Symbol 74
8 ELECTRICAL SYSTEM 75
8 1 Controller 77
8 1 1 Removal and Installation 77
8 1 2 Controller Interface Function 77
8 2 Key Switch 79
8 2 1 Removal and Installation 79
8 2 2 Faults and Causes 79
8 2 3 Checking and Testing 79
8 2 4 Control Circuit Troubleshooting 79
8 3 Emergency Stop Switch 80
8 3 1 Removal and Installation 80
8 3 2 Faults and Causes 80
8 3 3 Checking and Testing 80
8 3 4 Control Circuit Troubleshooting 80
8 4 Inductive Switch 81
8 4 1 Removal and Installation 81
8 4 2 Faults and Causes 81
8 4 3 Checking and Testing 82
8 4 4 Control Circuit Troubleshooting 82
8 5 Battery 83
8 5 1 Removal and Installation 83
8 5 2 Faults and Causes 84
8 5 3 Checking and Testing 84
8 5 4 Control Circuit Troubleshooting 84
8 6 Mini Instrument 85
8 6 1 Removal and Installation 85
8 6 2 Faults and Causes 85
8 6 3 Checking and Testing 85
8 6 4 Control Circuit Troubleshooting 85
8 6 5 Display 86
8 7 Handheld Unit (Optional) 89
8 7 1 Handheld Unit Connection 89
8 7 2 Handheld Unit Main Menu 89
8 7 3 Monitor Menu 90
8 8 Controller Error Message 92
8 8 1 Traction Controller 92
8 9 Electrical Schematic Diagrams 96
8 10 Cable Wiring Diagrams 98
8 11 Wiring Harness and Connectors 99
9 TROUBLESHOOTING 101
9 1 Preparation Before Troubleshooting 103
9 1 1 Check the Voltage of Battery 103
9 2 Troubleshooting Solutions of Common Faults 104
APPENDIX 107
B SERVICE MANUAL – BATTERY 109
B1 Lead-acid Battery 111
B1-1 Safety and Warnings 111
B1-2 Use of Battery 111
B1-2 1 Pre-use Checks 111
B1-2 2 Discharging 111
B1-2 3 Charging 112
B1-2 4 Temperature 112
B1-3 Maintenance & Care 112
B1-3 1 Daily Maintenance 112
B1-3 2 Weekly Maintenance 112
B1-3 3 Monthly Maintenance 113
B1-3 4 Care 113
B1-4 Storage 114
B1-5 Troubleshooting 114
B2 Maintenance-free Battery 117
B2-1 Safety and Warnings 117
B2-2 Use of Battery 117
B2-2 1 Pre-use Checks 117
B2-2 2 Discharging 117
B2-2 3 Charging 118
B2-3 Maintenance & Care 118
B2 Lirhium-ion Battery 119
B2-1 Safety and Warnings 119
B2-2 Use of Battery 119
B2-2 1 Pre-use Checks 119
B2-2 2 Discharging 119
B2-2 3 Charging 120
B2-3 Maintenance & Care 120
C SCHEDULE 121