DREXEL SwingMast Lift Truck SLT22 & SLT30 Operation & Maintenance Manual 1404708 - PDF DOWNLOAD

DREXEL SwingMast Lift Truck SLT22 & SLT30 Operation & Maintenance Manual 1404708 - PDF DOWNLOAD

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DREXEL SwingMast Lift Truck SLT22 & SLT30 Operation & Maintenance Manual 1404708 - PDF DOWNLOAD

Language : English
Pages : 120
Downloadable : Yes
File Type : PDF

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TABLE OF CONTENTS:

DREXEL SwingMast Lift Truck SLT22 & SLT30 Operation & Maintenance Manual 1404708 - PDF DOWNLOAD

Section 1 DESCRIPTION AND SPECIFICATIONS
11 INTRODUCTION 1-1
12 OPERATION 1-1
13 FUNCTIONAL DESCRIPTION 1-3
131 Electrical Subsystem 1-3
132 Hydraulic Subsystem 1-3
133 Mechanical Subsystem : 1-4
1 4 LIMITED WARRANTY 1-4
141 Warranty Policy 1-4
142 Notification 1-5
15 STORAGE 1-5
151 Storage of Trucks · : I-5
152 Storage of Batteries 1-5
16 WARNINGS AND CAUTIONS 1-5
16l Warnings , 1-5
162 Cautions 1-5
17 OPERATING PRECAUTIONS 1-5
18 SERVICING PRECAUTIONS 1-7
19 BATTERY MAINTENANCE PRECAUTIONS 1-8
Section 2 PREPARATION FOR USE
21 RECEIVING INSPECTION 2-1
22 PREPARATION FOR USE 2-1
23 CHARGING BATTERIES 2-1
24 PREPARING DRY-CHARGE BATTERIES 2-2
25 OPERATIONAL CHECKS 2-2
26 PROGRAMMING THE SCR CONTROLLER 2-4
27 OPERATION 2-4
28 DESCRIPTION Of FUNCTIONS 2-5
Section 3 OPERATION
31 OVERVIEW 3-1
32 SAFETY SUMMARY 3-1
32 l Before Operating 3-1
3 22 Using Dock Boards 3-1
323 Moving a Load 3-1
33 PRE-OPERATION CHECKLIST 3-2
34 OPERATING CONTROLS 3-2
35 OPERATING LIMITATIONS 3-4
36 ADJUSTING THE SEAT 3-4
37 RUNNING FORWARD AND BACKWARD 3-5
38 MANEUVERING THE MAST 3-5
39 FORK ADJUSTMENT 3-6
310 PICKING UP A LOAD 3-6
311 DEPOSITING A LOAD 3-7
Table of Contents
Section 4 PRINICPLES OF OPERATION
41 GENERAL 4-1
42 HYDRAULIC SYSTEM 4-1
421 Steering System 4-1
422 Mast Systems 4-1
423 Pivot-Tilt System 4-1
424 Lift-Shift System 4-2
43 ELECTRICAL CONTROL SYSTEM 4-2
431 General 4-2
43 2 Operation of the SCR Circuit 4-2
433 Plugging 4-3
43 4 Accelerator Operation 4-3
43 5 Power Bypass 4-3
43 6 Direction Control 4-3
437 Interlocks 4-3
Section 5 PREVENTNE MAINTENANCE
51 OVERVIEW 5-1
52 DAILY CHECKS AND INSPECTIONS 5-3
521 Check Batteries 5-3
522 Check Power Steering 5-3
523 Check Pump Contactor Delay 5-3
524 Check Rerurn-To-Neutral 5-3
525 Daily Lift Chain Inspection 5-4
526 Inspect Tires 5-4
53 WEEKLY CHECKS 5-4
5 3 1 Check Hydraulic Oil Level 5-4
532 Check Master Cylinder Fluid Level 5-4
533 Check Pivot Alignment 5-4
534 Check Tilt Alignment 5-4
54 SIX-WEEK CHECKS 5-4
5 41 Lubricate Truck 5-4
5 42 Check Lift Operation 5-5
55 TWELVE-WEEK CHECKS 5-5
551 Check Bolts 5-5
552 Change Hydraulic Oil Filter 5-5
56 SEMI-ANNUAL CHECKS 5-5
561 Adjust Lift Chain 5-5
562 Adjust Shift Chain 5-8
563 Inspect Electrical Connections 5-8
564 Fork Inspection 5-8
565 Inspect the Lift Chain 5-10
566 Hydraulic Pump Motor Brush Replacement 5-10
567 Power Steering Motor Brush Replacement 5-11
5 6 8 Traction Motor Brush Replacement 5-11
57 ANNUAL CHECKS 5-12
571 Change Hydraulic Oil 5-12
572 Change Reservoir Sump Filter 5-12
ii
Table of Contents
Section 6 TROUBLESHOOTING
61 GENERAL 6-1
62 PRELIMINARY PROCEDURES 6-1
63 VISIBLE PROBLEMS 6-1
63J Cracks in Forks 6-1
632 Leaking Fluid 6-1
633 Fluid Puddled Near Drive Wheel 6-1
634 Fluid Puddled Near Front Wheels 6-1
635 Fluid Puddled Near Mast 6-1
636 Frayed or Broken Wires 6-2
637 Lights Inoperative 6-2
638 Loose Electrical Connections 6-2
639 Scraped Rails on Mast 6-2
64 AUDIBLE PROBLEMS 6-2
64l Backup Alann Inoperative 6-2
642 Grinding noise when truck moves , 6-2
643 High RPM in Drive Motor 6-2
644 Horn Inoperative 6-2
645 Main Pump Runs Continuously 6-2
6 4 6 Rubbing Noise at Front Wheels 6-2
64 7 Scraping Noise When Mast is Lifted 6-2
648 SCR Unit Does Not Hum 6-2
65 OPERATIONAL PROBLEMS 6-3
651 Brakes Do Not Stop the Truck 6-3
6 5 2 Hydraulic Functions Do Not Shut Off 6-3
653 Mast Does Not Lift 6-3
654 Mast Does Not Pivot 6-3
655 Mast Does Not Shift 6-3
656 Mast Does Not Tilt · 6-4
657 Mast Drifts Downward 6-4
658 Mast Lifts Slowly 6-4
659 Parking Brake Does Not Hold the Truck 6-4
65 10 Power Steering Motor Does Not Start 6-4
65 11 Steering Drifts or is Erratic 6-4
6512 Truck Does Not Move 6-4
6513 Truck Does Not Turn 6-5
6514 Truck Moves Slowly 6-5
6515 Truck Turns Slowly 6-5
66 DIAGNOSTIC CODES 6-5
Section 7 CORRECTIVE MAINTENANCE
71 GENERAL 7-1
72 ADJUSTMENTS 7-1
721 !A Contacror Timing Adjustment 7-1
7 22 Brake Adjustment 7-1
7 23 Brake Pedal Adjustment 7-1
724 Main Pump Relief Valve Adjustment 7-1
7 25 Parking Brake Adjustment 7-3
726 Stack Valve Switch Adjustment 7-4
iii
Table of Contents
7 2 7 Steering Pump Relief Valve Adjusnnent 7-4
7 28 Brake System Bleeding 7-4
7 29 Lift Cylinder Bleeding 7-4
7210 Brake Shoe Cleaning 7-5
7211 Commutator Cleaning 7-5
73 REMOVAL PROCEDURES 7-5
731 Brake Master Cylinder Removal 7-5
732 Contactor Removal 7-5
733 Drive Unit Removal 7-5
734 Main Pump and Motor Removal 7-6
735 Mast Removal 7-6
736 Pivot Cylinder Removal 7-7
737 SCR Logic Card Removal 7-7
7 38 Shift Cylinder Removal 7-8
739 Steering Head Removal 7-8
7310 Steering Pump and Motor Removal 7-8
7311 Tilt Cylinder Removal 7-9
7312 Traction Motor Removal 7-9
74 INSTALLATION PROCEDURES 7-10
741 Brake Master Cylinder Installation 7-10
7 4 2 Contact or Installation 7-10
743 Drive Unit Installation 7-10
7 4 4 Main Pump and Motor Installation 7-1 0
7 45 Mast Installation 7-10
746 Pivot Cylinder Installation 7-10
747 SCR Logic Card Installation 7-10
748 Shift Cylinder Installation 7-10
749 Steering Head Installation 7-10
7410 Steering Pump and Motor Installation 7-10
7411 Tilt Cylinder Installation 7-10
7412 Traction Motor Installation 7-10
75 DISASSEMBLY PROCEDURES 7-10
751 Brake Master Cylinder Disassembly 7-10
752 Contactor Disassembly 7-11
753 Drive Unit Servicing 7-11
754 Lift Cylinder Disassembly 7-11
755 Main Pump Disassembly 7-11
756 Mast Disassembly 7-12
757 Steering Control Unit 7-13
758 Steering Motor Servicing 7-13
76 ASSEMBLY PROCEDURES 7-13
761 Brake Master Cylinder Assembly 7-13
762 Contactor Assembly 7-13
763 Lift Cylinder Assembly 7-13
764 Main Pump Assembly 7-13
765 Mast Assembly • 7-14
7 66 Tilt Cylinder Assembly 7-14
77 REPLACEMENT PROCEDURES 7-14
771 Accelerator Assembly Replacement 7-14
772 Brake Line Replacement 7-14
773 Brake Assembly Replacement 7-14
iv
Table of Contents
774 Brake Switch Replacement 7-15
775 Control Fuse Replacement 7-15
776 Bulb Replacement 7-15
777 Centering Spring Replacement (Valve Stack) : 7-16
778 Directional Control Switch Replacement 7-16
779 Drive Wheel Replacement 7-16
7710 Emergency Stop Switch Replacement 7-17
7 7 11 Fork Replacement 7 -17
7712 Front Wheel Replacement 7-17
7713 Hash Filter Replacement 7-17
7714 Horn Assembly Replacement 7-18
7715 Horn Hash Filter Replacement 7-18
7716 Hydraulic Fining Replacement 7-18
7717 Hydraulic Hose Replacement 7-18
7718 Key Switch Replacement 7-18
7719 Power Fuse Replacement 7-19
7720 Relief Valve Replacement 7-19
7721 Rocker Switch Replacement 7-19
7722 Seat Switch Replacement 7-19
7723 Wheel Cylinder Replacement 7-19
7724 Valve Stack Replacement ·: : 7-20
Section 8 PARTS LIST
81 GENERAL
82 WELDMENTS
83 CONSUMABLES
831 Fuses
832 Filters 8-1
833 Brushes 8-1
84 PART NUMBERS AND DESCRIPTIONS ' · 8-2
85 INDEX TO PART NUMBERS 8-20
Section 9 ILLUSTRATED PARTS BREAKDOWN
91 GENERAL 9-1
92 ABBREVIATIONS 9-1
93 PARTS NOT SHOWN 9-1
94 PHANTOM AND REFERENCE PARTS 9-1
95 PARTS OUTLINE 9-2
SLT22-30 TYPE E STANDARD Assemblies 9-5
Drive Group Part No 1400628 9-6
Drive Motor Part No 1400694 9-8
Idler Assembly Part No 1401239 9-10
Drive Assembly Part No 1400645 9-12
Chain Assembly Part No 1400109 9-14
Drive Unit Part No 1400695 9-15
Hydraulic Group Part No 1400629 9-19
Hydraulic Valve Assembly Part No 1400642 9-22
Stack Valve Part No 1400270 · 9-24
Table of Contents
Main Pump & Motor Assembly Pan No 1400643 9-29
Main Pump Part No 1400269 9-30
Main Pump Electric Motor Pan No 1400268 9-32
Steer Pump & Mot0r Assembly Part No 37506 9-34
Steering Pump Electric Motor Pan No 51735 9-36
Hydraulic Steering Pump Part No 51734 9-39
Power Steering Hydraulic Assembly Pan No 1400649 9-41
Steering Motor Pan No 25950 9-42
Hydraulic Reservoir Assembly Pan No 1400258 9-44
Oil Filter Assembly Pan No 1400646 9-47
Manifold Assembly Pan No 1402869 9-48
Operator Console Group Pan No 1400632 9-50
Instrument Panel Assembly Pan No 1400651 9-56
Console Cover Assembly Part No 1401860 9-60
Side Console Assembly Pan No 1400931 9-62
Joyst(ck Assemblies Pan Nos 1406119 & 1406120 9-64
Console Panel Assembly Pan No 1400498 9-66
Service Brake Components Pan No 1400648 9-68
Cylinder, Master, Pan No 20210 9-72
Steering Components Part No- 1400650 9-74
Steering Control Unit Pan No 25975 9-76
Steering Column, 10", Part No 1400968 9-79
Eiectrical Components Pan No 1401464 9-80
Final Assembly Group Pan No 1400639 (Sheet 1 of 2) 9-82
Level Indicator Assembly, Pan No 1405961 9-84
Fluids Group Pan No 1400640 9-85
Rear Companment Group Pan No 1401777 9-86
Electrical Group Part No 1400631 9-88 '
Battery Connector Subassembly Pan No 1401475 9-92
Panel, Contactor w/o Box Pan No 1405740 9-94
Contactor, 300a Spno, 36vdc Coil, Pan No 28889 9-96
Contactor, 300a, Spno 24v, Part No 1401979 9-98
"LX" SCR Control Panel Pan No 52511 9-100
Contactor, 100a, Spno, Pan No 1401980 9-102
Contactor, 150a, Dpdt, Pan No 1401978 9-104
Parking Brake Group Pan No 1400633 • 9-110
Parking Brake Cables Part Nos 1400696/1400697 9-115
Overhead Guard Group Pan No 1400634 (Sheet 1 of 2) 9-116
Seat Group Pan No 1400635 : 9-119
Load Wheel Group Pan No 1400636 9-120
Brake Assembly Part Nos 51082-01 (Right), 51082-02 (Left) 9-122
Pivot/Shift Group, Standard, Part No 1401784 9-125
Shift Cylinder Components Pan No 1405452 9-126
Shift Cylinder Assemblies Pan Nos 1401785/140! 786 9-128
Shift Cylinder Assembly, Left Hand Part No 1401473 9-130
Shift Cylinder Assembly, Right Hand Pan No 1402731 9-130
Tilt Cylinder Components Pan No 1400604 9-132
Tilt Cylinder Pan No 1400153 9-134
Pivot Cylinder Components Pan No 1400605 9-136
Pivot Cylinder Part No 1400601 9-138
Crosshead & Pivot Assembly Pan No 1400653 9-140
Table of Contents
Bar, Lower Suppon Assembly, Part No 1401003 9-144
Identification Group Part No 1400641 9-146
vii

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