Skyjack SJ12 E Manuale utente

OPERATION

MANUAL

VERTICAL MAST

243762ABA

August 2022

ANSI/CSA

SJ12 E, SJ16 E, SJ20 E

This manual is for MEWPs with serial numbers:

SJ12 E: A601 001 639 & above

SJ16 E: A601 001 639 & above

SJ20 E: A601 001 639 & above

Please refer to the website (www.skyjack.com) for

contact information, other serial numbers, most re-

cent technical manuals, and USB

software.

The original instructions are in English.

SJ12 E, SJ16 E, SJ20 E 243762ABA

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.

SJ12 E, SJ16 E, SJ20 E243762ABA

Notes

SJ12 E, SJ16 E, SJ20 E 243762ABA

Section 1 – About this Mobile Elevating Work Platform (MEWP) . . . . . . . . . . . . . . . . . . . . 9

1.1 Read and heed .....................................................................9

1.1-1 Mobile Elevating Work Platform (MEWP) denition ......................................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 Base control console ...........................................................23

3.3-3 Platform control console .........................................................24

3.4 Features and devices ..............................................................24

3.4-1 Lowered travel position and elevated travel position . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

3.4-2 Drive speed ...................................................................25

3.4-3 Tilt switch ....................................................................25

3.4-4 Brake release system ...........................................................25

3.4-5 Traversed platform interlock ......................................................25

Table of Contents

SJ12 E, SJ16 E, SJ20 E243762ABA

3.4-6 Emergency-lowering system ......................................................25

3.4-7 Fall-protection anchorages .......................................................25

3.4-8 Pothole protection device ........................................................26

3.4-9 Platform load-sensing system .....................................................26

3.5 General components ...............................................................27

3.5-1 Diagnostic switch, display panel and circuit breakers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

3.5-2 AC power socket on the platform ..................................................27

3.5-3 Battery charger ................................................................28

3.5-4 Platform maintenance lock .......................................................28

3.5-5 Service pin ...................................................................28

3.6 Optional equipment ................................................................29

3.6-1 Secondary Guarding Lift Enable (SGLE) push-button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

3.6-2 Dual ashing lights .............................................................29

3.6-3 Elevate™ telematics - access control unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

3.6-4 Wind rating control console ......................................................31

3.6-5 ECOTray leak containment system .................................................31

Section 4 – Inspections Before Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

4.1 Operator’s responsibility ............................................................33

4.2 Visual and daily maintenance inspections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

4.2-1 Labels .......................................................................34

4.2-2 Electrical .....................................................................34

4.2-3 Limit switches .................................................................34

4.2-4 Hydraulic .....................................................................34

4.2-5 Base ........................................................................35

4.2-6 Wheel/tire assembly ............................................................35

4.2-7 Platform assembly ..............................................................36

4.2-8 Hydraulic/electrical compartment ..................................................37

4.2-9 Lift mechanism ................................................................39

4.2-10 Optional equipment ............................................................39

4.3 Function tests ....................................................................40

4.3-1 Do a test of the main power disconnect switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

4.3-2 Do a test of the emergency-stop button on the base . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

4.3-3 Do a test of the off/platform/base key switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

4.3-4 Do a test of the lower/neutral/raise switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

4.3-5 Do a test of the brake release function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41

4.3-6 Do a test of the emergency-lowering function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

4.3-7 Do a test of the platform maintenance limit switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

4.3-8 Do a test of the emergency-stop button on the platform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

4.3-9 Do a test of the function-enable switch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43

4.3-10 Do a test of the steer function .....................................................43

4.3-11 Do a test of the drive function .....................................................44

4.3-12 Do a test of the anti-tiedown function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44

SJ12 E, SJ16 E, SJ20 E 243762ABA

4.3-13 Do a test of the brakes ..........................................................44

4.3-14 Do a test of the platform raise and lower functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

4.3-15 Do a test of the horn ............................................................45

4.3-16 Do a test of the elevated travel speed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

4.3-17 Do a test of the SGLE switch (optional equipment) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

4.3-18 Do a test of the dual ashing lights (optional equipment) ...............................46

4.3-19 Do a test of the wind rating control console (optional equipment) . . . . . . . . . . . . . . . . . . . . . . . . 47

4.4 Operator’s checklist ...............................................................49

Section 5 – Operation ......................................................51

5.1 Energize the base control console ....................................................51

5.2 Raise or lower the platform with the base control console. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .51

5.3 Energize the platform control console .................................................51

5.4 Raise or lower the platform with the platform control console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52

5.5 Drive forward or rearward ...........................................................53

5.6 Steer ............................................................................53

5.7 Platform traversing ................................................................53

5.8 Raise and lower with the SGLE platform control console (optional equipment) . . . . . . . . . . . . . . .54

5.9 MEWP shutdown ..................................................................54

Section 6 – Additional Procedures ...........................................55

6.1 Use the emergency-lowering function .................................................55

6.2 Release the brakes manually ........................................................55

6.3 Use the platform control console from the ground . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .56

6.3-1 Remove the platform control console ...............................................56

6.3-2 Operate the MEWP from the ground ...............................................56

6.4 Push, winch and tow the MEWP ......................................................58

6.5 Move the MEWP for transport ........................................................58

6.5-1 Hoist the MEWP ...............................................................59

6.5-2 Drive and tie-down the MEWP ....................................................59

6.6 Open the hydraulic/electrical compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .61

6.7 Charge the battery .................................................................62

6.8 Use the service pin ................................................................64

6.8-1 Insert the service pin ............................................................64

6.8-2 Store the service pin ............................................................64

Section 7 – Specications ..................................................65

7.1 Standard and optional equipment ....................................................65

7.2 Owner’s annual inspection record ....................................................66

7.3 Specications ....................................................................67

7.4 Maximum platform capacities (evenly distributed) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 68

7.5 Environment .....................................................................69

7.6 Floor loading capacity ..............................................................70

SJ12 E, SJ16 E, SJ20 E243762ABA

Section 8 – Labels ........................................................71

8.1 Rear view ........................................................................72

8.2 Left view .........................................................................74

8.3 Front view ........................................................................78

8.4 Right view .......................................................................81

8.5 Platform control console ............................................................83

8.6 Top view ........................................................................84

8.7 Platform- inside view ...............................................................85

8.8 Base - Inside view .................................................................86

8.9 Optional equipment ................................................................87

Section 9 – Unique Skyjack Features .........................................89

SJ12 E, SJ16 E, SJ20 E 243762ABA

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 MEWP is a mobile machine intended for moving

persons, tools, and material to working positions. It

consists of a work platform with controls, an extending

structure, and a chassis.

1.1-2 Purpose of equipment

The Skyjack Vertical Mast 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. Only elevate the platform, or drive while

elevated on a rm, level surface.

1.1-4 Operation manual

The operation manual is an essential 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

Before the operator uses the MEWP, they must read

and completely understand this information:

1. The full contents of the operation manual,

including the operating procedures, the MEWP

limitations, the responsibilities of the operator

for the operation, the applicable maintenance,

warnings 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 are 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. Your local

Skyjack dealer will replace or repair any defective

part, with 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 accepts a variety of optional equipment.

Refer to Section 7.1 for a list of the optional

accessories. Section 5 contains operating instructions

for these options.

For components or systems that are not standard,

speak to the Skyjack Service Department. Give the

model and serial number for each applicable MEWP.

SJ12 E, SJ16 E, SJ20 E243762ABA

1.1-9 Scope of this manual

1. This manual applies to the ANSI/CSA version

of the SJ Vertical Mast series. For a list of

applicable models, refer to Section 7.1.

▪Equipment identied with ANSI meets the

ANSI SAIA-A92.20-2021 standard.

▪Equipment identied with CSA meets the CSA

B354.6:2017 standard.

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