Skyjack SJ46 AJ User manual

OPERATION
MANUAL
SJ46 AJ, SJ51 AJ, SJ63 AJ
ARTICULATING BOOMS
213210AAAA
December 2019
AS

This manual is for MEWPs with serial numbers:
SJ46 AJ, SJ51 AJ: B301 000 001 & Above
SJ63 AJ: A302 000 001 & Above
SJ63 AJ: B302 000 001 & Above
Original instructions in English.
Please refer to the website (www.skyjack.com) for
contact information, other Serial Numbers, most
recent Technical Manuals, and USB software.

SJ46 AJ, SJ51 AJ, SJ63 AJ 213210AAAA
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The Safety Alert Symbol identies important safety
messages on MEWPs, safety signs in manuals or
elsewhere. When you see this symbol, be alert to
the possibility of personal injury or death. Follow the
instructions in the safety message.
DANGER
DANGER indicates an imminently hazardous
situation which, if not avoided, will result in death
or serious injury.
WARNING
WARNING indicates a potentially hazardous
situation which, if not avoided, could result in death
or serious injury.
CAUTION
CAUTION indicates a potentially hazardous
situation which, if not avoided, may result in minor
or moderate injury. It may also be used to alert
against unsafe practices.
IMPORTANT
IMPORTANT indicates a procedure essential for
safe operation and which, if not followed, may
result in a malfunction or damage to the MEWP.
Red
DANGER.
Orange
WARNING.
Yellow
CAUTION.
Green
Emergency-
lowering
procedure.
Blue
Safety
information.
THIS SAFETY ALERT SYMBOL MEANS ATTENTION!
BE ALERT! YOUR SAFETY IS INVOLVED.

213210AAAA SJ46 AJ, SJ51 AJ, SJ63 AJ
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Notes

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Section 1 – About this Mobile Elevating Work Platform (MEWP) . . . . . . . . . . . . . . . . . . . . 9
1.1 Read and heed .....................................................................9
1.1-1 Mobile Elevating Work Platform (MEWP) definition . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
1.1-2 Purpose of equipment ...........................................................9
1.1-3 Use of equipment ...............................................................9
1.1-4 Operation manual ...............................................................9
1.1-5 Operator ......................................................................9
1.1-6 Service policy and warranty .......................................................9
1.1-7 Ownership of MEWP .............................................................9
1.1-8 Optional equipment .............................................................9
1.1-9 Scope of this manual ...........................................................10
1.2 Primary assemblies ................................................................11
1.3 Serial number nameplate ...........................................................12
1.4 Maintenance responsibility ..........................................................13
1.4-1 Operator .....................................................................13
1.4-2 Maintenance and inspection schedule . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
1.4-3 Owner .......................................................................13
Section 2 – General Safety Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
2.1 Electrocution hazards ..............................................................15
2.1-1 Minimum distance from electrical conductors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
2.2 Safety instructions ................................................................16
2.3 Fall-protection ....................................................................19
2.4 Worksite inspection ................................................................19
Section 3 – Familiarization ..................................................21
3.1 Overview of the MEWP .............................................................22
3.2 Manual storage box ................................................................23
3.3 Control functions ..................................................................23
3.3-1 Main power disconnect switch ....................................................23
3.3-2 Footswitch ....................................................................23
3.3-3 Base control console ...........................................................24
3.3-4 Platform control console .........................................................26
3.4 Features and devices ..............................................................28
3.4-1 Lowered travel position and elevated travel position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
3.4-2 Drive speed ...................................................................29
3.4-3 Drive direction .................................................................29
3.4-4 Tilt switch ....................................................................29
Table of Contents

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3.4-5 Platform load sensing system .....................................................30
3.4-6 Overload status ................................................................30
3.4-7 Brake-release system ...........................................................31
3.4-8 Secondary guarding electrical (SGE) ...............................................31
3.4-9 Drive-bypass valve .............................................................32
3.4-10 AC power socket on the platform ..................................................32
3.4-11 Motion alarm ..................................................................32
3.4-12 Differential lock switch ..........................................................32
3.4-13 Turret transportation lock ........................................................32
3.4-14 EcoStart ......................................................................32
3.5 Optional equipment and attachments .................................................33
3.5-1 Flashing amber light ............................................................33
3.5-2 Tool Tray .....................................................................33
3.5-3 Glazier ......................................................................34
3.5-4 Pipe Rack ....................................................................34
3.5-5 Elevate™ telematics - access control unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Section 4 – Inspections Before Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
4.1 Operator’s responsibility ............................................................37
4.2 Visual and daily maintenance inspections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
4.2-1 Labels .......................................................................38
4.2-2 Electrical .....................................................................38
4.2-3 Limit switches .................................................................38
4.2-4 Hydraulic .....................................................................38
4.2-5 Engine compartment ............................................................39
4.2-6 Control compartment ...........................................................41
4.2-7 Base ........................................................................43
4.2-8 Platform assembly ..............................................................45
4.2-9 Boom assembly ...............................................................46
4.2-10 Optional equipment ............................................................47
4.3 Function tests ....................................................................48
4.3-1 Do a test of the main power disconnect switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
4.3-2 Do a test of the base keyswitch and the emergency-stop button and light . . . . . . . . . . . . . . . . . . 48
4.3-3 Do a test of the start/function enable/emergency power switch and all the boom and platform
functions .....................................................................49
4.3-4 Do a test of the platform self-leveling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
4.3-5 Do a test of the emergency power unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
4.3-6 Do a test of the base/off/platform switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
4.3-7 Do a test of the emergency-stop button and emergency-stop light on the platform . . . . . . . . . . . 51
4.3-8 Do a test of the load sensing module self-check . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
4.3-9 Do a test of the footswitch and all the boom and platform functions . . . . . . . . . . . . . . . . . . . . . . . 52
4.3-10 Do a test of the secondary guarding electrical (SGE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
4.3-11 Do a test of the engine start/on/off switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
4.3-12 Do a test of the emergency power unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55

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4.3-13 Do a test of the manual platform-leveling . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
4.3-14 Do a test of the steer function .....................................................55
4.3-15 Do a test of the drive function .....................................................56
4.3-16 Do a test of the brakes ..........................................................56
4.3-17 Do a test of the horn ............................................................56
4.3-18 Do a test of the elevated travel speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
4.3-19 Do a test of the differential lock switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
4.3-20 Do a test of the oscillating cylinders . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
4.4 Operator’s checklist (page 1 of 2) ....................................................59
Section 5 – Operation ......................................................61
5.1 Energize the base control console ....................................................61
5.2 Rotate the platform with the base control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
5.3 Rotate the turret with the base control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
5.4 Move the jib up and down with the base control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
5.5 Raise or lower the riser with the base control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .62
5.6 Raise or lower the main boom with the base control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
5.7 Extend or retract the boom with the base control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
5.8 Make the platform level with the base control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
5.9 Operate with the emergency power switch at the base control console . . . . . . . . . . . . . . . . . . . . . . 63
5.10 Energize the platform control console .................................................63
5.11 Drive forward or rearward ...........................................................64
5.12 Steer ............................................................................64
5.13 Move the jib up and down with the platform control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64
5.14 Move the riser up and down with the platform control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
5.15 Extend or retract the boom with the platform control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65
5.16 Make the platform level with the platform control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
5.17 Rotate the platform with the platform control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
5.18 Raise or lower the main boom with the platform control console . . . . . . . . . . . . . . . . . . . . . . . . . . .65
5.19 Operate the horn ..................................................................65
5.20 Rotate the turret with the platform control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .65
5.21 Operate with the emergency power switch at the platform control console . . . . . . . . . . . . . . . . . . .66
5.22 Engage or disengage the differential lock switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .66
5.23 EcoStart .........................................................................66
5.24 MEWP shutdown ..................................................................66
5.25 Generator (optional equipment) ......................................................66
5.26 Glazier Tray (optional equipment) ....................................................66
5.27 Pipe Rack (optional equipment) ......................................................66
Section 6 – Additional Procedures ...........................................67
6.1 Use the emergency-lowering function .................................................67
6.1-1 At the base control console: ......................................................67
6.1-2 At the platform control console: ...................................................67
6.2 Chassis tilt recovery ...............................................................68

213210AAAA SJ46 AJ, SJ51 AJ, SJ63 AJ
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6.2-1 Platform uphill .................................................................68
6.2-2 Platform downhill ..............................................................68
6.3 Release the brakes manually ........................................................69
6.4 Winch and tow the MEWP ...........................................................70
6.5 Refuel ...........................................................................71
6.5-1 Refuel the MEWP with diesel or gasoline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71
6.6 Move the MEWP for transport ........................................................72
6.6-1 Lock the turret .................................................................72
6.6-2 Hoist the MEWP ...............................................................73
6.6-3 Tie down the MEWP ............................................................75
Section 7 – Technical Diagrams and Specications ..............................77
7.1 Technical diagrams ................................................................78
7.1-1 Reach diagram - SJ46 AJ ........................................................78
7.1-2 Reach diagram - SJ51 AJ ........................................................78
7.1-3 Reach diagram - SJ63 AJ ........................................................79
7.1-4 Dimensions - SJ46 AJ ...........................................................80
7.1-5 Dimensions - SJ51 AJ ...........................................................82
7.1-6 Dimensions - SJ63 AJ ...........................................................84
7.2 Standard and optional equipment ....................................................86
7.3 Owner’s annual inspection record ....................................................87
7.4 Specications ....................................................................88
7.5 Environment ......................................................................89
7.6 Tire/wheel specications ...........................................................89
7.7 Maximum platform capacities (evenly distributed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
7.8 Floor loading pressure .............................................................90
Section 8 – Labels ........................................................91
8.1 Engine side ......................................................................92
8.2 Engine compartment ...............................................................96
8.3 Front and rear sides ...............................................................98
8.4 Controls side .....................................................................99
8.5 Control compartment .............................................................104
8.6 Platform ........................................................................107
8.7 Platform control console ...........................................................113
8.7-1 EcoStart .....................................................................116
Section 9 – Unique Skyjack Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 117

SJ46 AJ, SJ51 AJ, SJ63 AJ 213210AAAA
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Section 1 – About this Mobile Elevating
Work Platform (MEWP)
1.1 Read and heed
Skyjack is continuously improving and expanding
product features on its equipment; therefore,
specications and dimensions are subject to change
without notice.
1.1-1 Mobile Elevating Work Platform
(MEWP) denition
A mobile machine intended for moving persons, tools,
and material to working positions, consisting of a work
platform with controls, an extending structure and a
chassis.
1.1-2 Purpose of equipment
The Skyjack Articulating Booms Lifts are designed
to move personnel, tools, and materials to working
positions.
1.1-3 Use of equipment
The MEWP is a highly maneuverable, mobile work
station. Work platform elevation and elevated driving
must only be done on a rm, level surface.
1.1-4 Operation manual
The operation manual is an important part of the
MEWP. It is important to always keep a copy of this
manual in the weather-resistant manual storage box of
the MEWP. The manual must be in good condition.
1.1-5 Operator
The operator must read and completely understand
this operation manual, the safety panel label located
on the platform, the limitations, operating procedures,
operator’s responsibility for maintenance and all other
warnings and instructions in this manual and on the
MEWP.
Before you operate the MEWP, make sure you read
and completely understand this information:
1. The full contents of the operation manual,
including the MEWP limitations and the
responsibilities of the operator for the operation,
applicable maintenance and safety instructions.
2. The safety panel label on the platform, the labels
on the MEWP and the attachments.
Compare the labels on the MEWP with the labels in
this manual. Immediately replace any labels that are
damaged or missing.
Only trained and authorized personnel shall be
permitted to operate a MEWP.
The operator must be familiar with the employer’s
work rules and related government regulations.
1.1-6 Service policy and warranty
Skyjack warrants each new product to be free of
defective parts and workmanship for the rst 2 years
or 3000 hours, whichever occurs rst. Any defective
part will be replaced or repaired by your local Skyjack
dealer at no charge for parts or labor. In addition,
all products have a 5 year structural warranty.
Contact the Skyjack Service Department for warranty
statement extensions or exclusions.
1.1-7 Ownership of MEWP
Notify Skyjack of MEWP ownership. If you sell or
transfer the ownership of a MEWP, promptly notify
Skyjack of the new owner’s contact information.
Skyjack needs this information to inform the owner of
any updates or additional activities that are necessary
to keep the machine in proper working condition.
1.1-8 Optional equipment
This MEWP is designed to accept a variety of optional
accessories. Refer to Section 7.2 for a list of the
optional accessories. Operating instructions for these
options are located in Section 5 of this manual.
For components or systems that are not standard,
speak to the Skyjack Service Department. Give the
model and serial number for each applicable MEWP.

213210AAAA SJ46 AJ, SJ51 AJ, SJ63 AJ
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Section 1 – About this Mobile Elevating Work Platform (MEWP) Read and heed
1.1-9 Scope of this manual
1. This MEWP meets requirements of the
Guideline published by the National Regulators’
Committee on High Risk Plant dated 27 May
2010.
2. Operators are required to conform to national,
state or territorial/provincial and local health and
safety regulations applicable to the operation of
this MEWP.