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SJ20
Skyjack SJ20 Operation Manual
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12
SJ20
236504ACA
Section 1 – About this Mobile Elevating Work Platform (MEWP)
Serial number nameplate
1.3
Seri
al nu
mber
namep
late
The
s
erial num
ber name
plate
1
is lo
cated at
the
rear o
f the ME
WP
. It co
ntains t
his infor
mation:
▪
Model number
▪
T
ype
▪
Group
▪
Serial number
▪
Indoor or outdoor use
▪
Capacity and maximum number of persons
▪
V
oltage
▪
Maximum drive height
▪
Maximum platform height
▪
Maximum wind speed
▪
Maximum manual force
▪
Model year
▪
MEWP weight
▪
System pressure
▪
Maximum incline.
1
11
13
Table of Contents
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 Specifications
General
Brand
Skyjack
Model
SJ20
Category
Lifting Systems
Language
English
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