Yale Forklift MP30UX (A7T1) Motorized Hand Truck Service Manual – PDF DOWNLOAD
FILE DETAILS:
Yale Forklift MP30UX (A7T1) Motorized Hand Truck Service Manual – PDF DOWNLOAD
Language : English
Pages : 64
Downloadable : Yes
File Type : PDF
PART NO. 550234297
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
Yale Forklift MP30UX (A7T1) Motorized Hand Truck Service Manual – PDF DOWNLOAD
General 7
Serial Number 7
Periodic Maintenance 8
Maintenance Schedule 8
Maintenance Procedures 10
How to Put the Lift Truck on Blocks 10
How to Move a Disabled Lift Truck 10
Charge the Battery with an External Charger 10
Repair 11
Frames and Covers Repair 11
Remove and Install the Fork Frames 11
Remove and Install the Upper Cover 11
Remove and Install the Rear Cover and Rear Panel 12
Remove and Install the Box Cover 12
Driving System Repair 13
Operation Principles 13
Driving System Structure 13
Driving System Repair 14
Brake Repair 14
Hold on Grade Test 14
Remove and Install the Electromagnetic Brake 14
Remove and Install the Traction Motor 15
Remove and Install the Drive Wheel 16
Remove and Install the Tiller Handle 16
Gearbox Repair 18
Drain Oil from the Gearbox 18
Remove and Install the Gearbox 18
Remove the Gearbox End Cover 18
Refill the Gearbox 19
Lifting System Repair 20
Operation Principles 20
Hydraulic Schematic Diagram 20
Hydraulic System Components 20
Lifting System Structure 21
Adjust Relief Valve Rated Pressure 22
Add Hydraulic Oil 22
Adjust Pull Rods 23
Remove and Install the Lift Cylinder 23
Disassemble Lift Cylinder 24
Remove and Install the Load Wheel 25
Casters Repair 25
Adjust the Casters 25
Disassemble the Casters 26
Remove and Install the Rocker Arm, Linkage, and Wheel Carrier 26
Adjust the Fork Height 27
Electrical System Repair 27
Operation Principles 27
Start-up 27
Traveling 27
Lift and Lower 27
Alarm 27
Controller 27
Controller Connectors 28
Tiller Handle Connectors 30
BDI Display Connectors 31
Electrical Schematic Diagram 31
Electrical Components Identification 32
Main Electrical Components 34
Discharge the Capacitor 34
Electrical Components Repair 35
Remove and Install Emergency Stop Switch 35
Remove and Install Gauge 35
Remove and Install Fuse 35
Remove and Install Key Switch 36
Remove and Install Horn 36
Remove and Install Charger 37
Remove and Install Built-in Charger Plug 37
Remove and Install Drive Controller 37
Remove and Install Fan 37
Remove and Install Batteries 38
Troubleshooting 39
Mechanical Breakdowns and Resolution 39
The Lift Truck Cannot Lift 39
Check Lift Switch 39
Check Power Meter 39
Check Height Limit Switch 39
Check the Lift Contactor 39
The Lift Truck Cannot Lower 39
Check the Lower Switch 39
The Lift Truck Cannot Travel 40
Check the Status LED 40
Check Travel with the Handheld Programmer 40
Other Mechanical Faults and Resolution 41
Faults Codes 42
Check Controller 42
Fault Codes and Troubleshooting Procedure for the Controller 42
Diagnostics 42
Fault Code Identification with LED 43
Fault Codes 43
Troubleshooting Procedure 45
1 1 THERMAL FAULT 45
1,4 UNDERVOLTAGE FAULT, 1,5 OVERVOLTAGE FAULT, and 4,5 BATTERY DISCONNECT FAULT 45
1,2 THROTTLE FAULT, 3,1 WIRING FAULT, and 3,5 HPD FAULT 46
3,2 BRAKE ON FAULT and 3,4 BRAKE OFF FAULT 47
3,3 PRECHARGE FAULT 48
4,2 HARDWARE FAIL SAFE 48
4,4 MOTOR OPEN 48
Handheld Programmer 49
Programmer Connectors 49
Pushbuttons Functions 49
Power up the Programmer 51
Display Programmer Information 51
System Info Menu 52
Parameter Menu 52
Monitor Menu 53
Diagnostics Menu 54
Programmer Access Level 55
Specifications 56
Electrical Components Specifications 56
Charger Specifications 56
Charger LED Display 57
Motor Specifications 57
Oil and Grease Specifications 59
Performance Specifications 59
Wheels Specifications 59
Torque Specification 60
Storage and Transportation 62
Loading and Unloading 62
Transportation 62
Storage 62
S.V 06/24
