Skyjack SJ20 Manuals

Manuals and User Guides for Skyjack SJ20. We have 2 Skyjack SJ20 manuals available for free PDF download: Service Manual, Operation Manual

Skyjack SJ20 Service Manual (108 pages)

VERTICAL MAST LIFTS

Brand: Skyjack | Category: Lifting Systems | Size: 8.23 MB

Table of Contents
5
Section 1 - Scheduled Maintenance

9
- Read and Heed
  9
- Maintenance and Inspection Schedule
  10
- Hydraulic System & Component Maintenance and Repair
  11
  - Maintenance Hints
    11
- About this Section
  12
  - Service Bulletins
    12
  - Maintenance and Inspection
    12
  - Maintenance Instructions
    12
- Owner's Annual Inspection Record
  13
- Frequent/Periodic/Annual/Pre-Delivery Inspection Checklist
  14
- Visual and Daily Maintenance Inspections
  15
  - Labels, B
    15
  - Electrical, B
    15
  - Limit Switches, B
    15
  - Hydraulic, B
    15
  - Base
    16
  - Wheel/Tire Assembly
    16
  - Platform Assembly
    18
  - Hydraulic/Electrical Compartment
    19
  - Lift Mechanism
    21
  - 10 Optional Equipment and Attachments
    21
Section 2 - Maintenance Tables and Diagrams

23
Section 3 - System Component Identification and Schematics

33
- Electrical Symbol Chart
  34
- Hydraulic Symbol Chart
  35
- Wire Number and Color Code
  36
- Hydraulic Parts List
  37
- Electrical Parts List
  38
- Hydraulic Connections
  39
- Platform Control Box Wiring
  40
- Platform Control Cable Wiring
  41
- Platform Control Box Wiring - SGLE
  42
- Platform Control Cable Wiring - SGLE
  43
- Beeper
  44
- Base Limit Switch
  44
- Platform Limit Switches
  44
- Motor and Controller Connections
  45
- Mast Cable
  46
- Major Component Identification
  47
- Hydraulic Schematic
  48
- Base Control Wiring
  49
- Main Harness - ZAPI a
  50
- Main Harness Wiring - ZAPI a
  51
- Main Harness - ZAPI B
  52
- Electrical Schematic
  53
Section 4 - Troubleshooting Information

55
- Introduction
  55
- Electrical System
  56
  - All Controls Inoperative
    56
  - No Lift or Steer Functions
    57
  - No Lift from Base or Platform
    57
  - No Lower from Base or Platform
    58
  - No Lift or Lower from Base Controls
    58
  - No Lift from Base Controls
    58
  - No Lower from Base Controls
    58
  - No Functions from Platform Controls
    58
  - No Lift/Lower from Platform Controls
    59
  - 10 No Steer Left
    59
  - 11 No Steer Right
    59
  - 12 No Drive
    59
- Hydraulic System
  60
Section 5 - Procedures

61
- General
  61
  - Safety and Workmanship
    61
- Display Module
  62
  - Display Messages
    62
- Wheel Reinstallation and Torquing Procedure
  66
- Battery Maintenance
  69
  - Charger Maintenance
    69
  - Charger Profiles
    70
  - Charger Troubleshooting
    71
  - Charger Error Codes
    72
- Mast Lubrication
  76
  - Outer Mast Lubrication
    76
  - Inner Mast Lubrication
    77
- Platform Removal
  78
- Platform Installation
  81
- Lift Cylinder Removal
  83
- Lift Cylinder Installation
  85
- Mast and Lift Cylinder Removal
  87
- Mast and Lift Cylinder Installation
  89
- Wear Pad Replacement
  92
- Railing Maintenance and Repair
  105

Skyjack SJ20 Operation Manual (92 pages)

VERTICAL MAST

Brand: Skyjack | Category: Lifting Systems | Size: 5.52 MB

Table of Contents
5
Section 1 - about this Mobile Elevating Work Platform (MEWP)
9
Read and Heed
9
Mobile Elevating Work Platform (MEWP) Definition
9
Purpose of Equipment
9
Use of Equipment
9
Operation Manual
9
Operator
9
Service Policy and Warranty
9
Ownership of MEWP
9
Optional Equipment
9
Scope of this Manual
10
Primary Assemblies
11
Serial Number Nameplate
12
Maintenance Responsibility
13
Operator
13
Maintenance and Inspection Schedule
13
Owner
13
Section 2 - General Safety Precautions
15
Electrocution Hazards
15
Minimum Distance from Electrical Conductors
15
Safety Instructions
16
Fall-Protection
19
Worksite Inspection
19
Section 3 - Familiarization
21
Overview of the MEWP
22
Manual Storage Box
23
Control Functions
23
Main Power Disconnect Switch
23
Base Control Console
23
Platform Control Console
24
Features and Devices
24
Lowered Travel Position and Elevated Travel Position
24
Drive Speed
25
Tilt Switch
25
Brake Release System
25
Emergency-Lowering System
25
Fall-Protection Anchorages
25
Pothole Protection Device
26
Platform Load-Sensing System
26
General Components
27
Circuit Breaker and Diagnostic Switch
27
AC Power Socket on the Platform
27
Battery Charger
27
Motion Alarm
27
Platform Maintenance Lock
28
Optional Equipment
28
Secondary Guarding Lift Enable (SGLE) Push-Button
28
Flashing Light
29
Elevate™ Telematics - Access Control Unit
29
Dual Height Control Console
31
Ecotray Leak Containment System
31
Section 4 - Inspections before Operation
33
Operator's Responsibility
33
Visual and Daily Maintenance Inspections
34
Labels
34
Electrical
34
Limit Switches
34
Hydraulic
34
Base
35
Wheel/Tire Assembly
35
Platform Assembly
36
Hydraulic/Electrical Compartment
37
Lift Mechanism
39
10 Optional Equipment and Attachments
39
Function Tests
40
Do a Test of the Main Power Disconnect Switch
40
Do a Test of the Emergency-Stop Button on the Base
40
Do a Test of the Off/Platform/Base Key Switch
40
Do a Test of the Lower/Neutral/Raise Switch
41
Do a Test of the Brake Release Function
41
Do a Test of the Emergency-Lowering Function
42
Do a Test of the Platform Maintenance Limit Switch
42
Do a Test of the Emergency-Stop Button on the Platform
43
Do a Test of the Function-Enable Switch
43
10 Do a Test of the Steer Function
43
11 Do a Test of the Drive Function
43
12 Do a Test of the Anti-Tiedown Function
44
13 Do a Test of the Brakes
44
14 Do a Test of the Platform Raise and Lower Functions
45
15 Do a Test of the Horn
45
16 Do a Test of the Elevated Travel Speed
45
17 Do a Test of the SGLE Switch (Optional Equipment)
46
18 Do a Test of the Flashing Light (Optional Equipment)
46
19 Do a Test of the Dual Height Control Console (Optional Equipment)
47
Operator's Checklist
48
Section 5 - Operation
51
Energize the Base Control Console
51
Raise or Lower the Platform with the Base Control Console
51
Energize the Platform Control Console
51
Raise or Lower the Platform with the Platform Control Console
52
Drive Forward or Rearward
53
Steer
53
Platform Traversing
53
Raise and Lower with the SGLE Platform Control Console (Optional Equipment)
54
MEWP Shutdown
54
Section 6 - Additional Procedures
55
Use the Emergency-Lowering Function
55
Release the Brakes
55
Use the Platform Control Console from the Ground
56
Remove the Platform Control Console
56
Operate the MEWP from the Ground
56
Push, Winch and Tow the MEWP
58
Move the MEWP for Transport
58
Hoist the MEWP
59
Drive and Tie-Down the MEWP
59
Open the Hydraulic/Electrical Compartment
61
Charge the Battery
62
Section 7 - Specifications
65
Standard and Optional Equipment
65
Owner's Annual Inspection Record
66
Specifications
67
Environment
68
Maximum Platform Capacities (Evenly Distributed)
68
Floor Loading Capacity
69
Section 8 - Labels
71
Labels
72
Rear View
72
Left View
74
Front View
78
Right View
81
Platform Control Console
83
Base View (Cover Down)
84
Platform (Inside View)
85
Base View-Cover up
86
Optional Equipment
87
Section 9 - Unique Skyjack Features
89

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Skyjack SJ20 Manuals

Skyjack SJ20 Service Manual (108 pages)

Table of Contents

Section 1 - Scheduled Maintenance

Section 2 - Maintenance Tables and Diagrams

Section 3 - System Component Identification and Schematics

Section 4 - Troubleshooting Information

Section 5 - Procedures

Skyjack SJ20 Operation Manual (92 pages)

Table of Contents

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