JLG EC450AJ Gebrauchs- und Pflegehandbuch

ANSI

AS/NZS

Operation & Safety

Manual

Original Instructions -

Keep this manual with the machine at all times.

Model

EC450AJ, EC520AJ

SN C300000700 to Present

3 2 9 87

June 29, 2023 - Rev D

WARNING

Operating, servicing and maintaining this vehicle or equipment can expose you to

chemicals including engine exhaust, carbon monoxide, phthalates, and lead, which

are known to the State of California to cause cancer and birth defects or other re-

productive harm. To minimi e exposure, avoid breathing exhaust, do not idle the

engine except as necessary, service your vehicle or equipment in a well-ventilated

area and wear gloves or wash your hands frequently when servicing. For more infor-

mation go to www.P65Warnings.ca.gov.

EC450AJ, EC520AJ 31219187 3

FOREWORD

The Mobile Elevating Work Platform (MEWP) models covered in this manual are

designed and tested to meet or exceed various compliance standards. Please refer to

the manufacturer’s nameplate affixed to the subject MEWP for specific standard

compliance information.

This manual is a very important tool! Keep it with the machine at all times.

The purpose of this manual is to provide owners, users, operators, lessors, and lessees

with the precautions and operating procedures essential for the safe and proper

machine operation for its intended purpose.

Due to continuous product improvements, JLG Industries, Inc. reserves the right to make

specification changes without prior notification. Contact JLG Industries, Inc. for updated

information.

Refer to www. JLG. com for Warranty, Product Registration, and other machine-related

documentation.

SAFETY ALERT SYMBOLS AND SAFETY SIGNAL WORDS

This is the Safety Alert Symbol. It is used to alert you to the potential personal injury

ha ards. Obey all safety messages that follow this symbol to avoid possible injury or

death.

DANGER

Indicates an imminently ha ardous situation. If not avoided, will result in serious

injury or death. This decal will have a red background.

WARNING

Indicates a potentially ha ardous situation. If not avoided, could result in serious

injury or death. This decal will have an orange background.

CAUTION

Indicates a potentially ha ardous situation. If not avoided, may result in minor or

moderate injury. It may also alert against unsafe practices. This decal will have a

yellow background.

NOTICE

Indicates information or a company policy that relates directly or indirectly to the

safety of personnel or protection of property.

Foreword

431219187 EC450AJ, EC520AJ

Foreword

EC450AJ, EC520AJ 31219187

WARNING

This product must comply with all safety related bulletins. Contact JLG Industries,

Inc. or the local authori ed JLG representative for information regarding safety

related bulletins which may have been issued for this product.

NOTICE

JLG Industries, Inc. sends safety related bulletins to the owner of record of this

machine. Contact JLG Industries, Inc. to ensure that the current owner records are

updated and accurate.

NOTICE

JLG Industries, Inc. must be notified immediately in all instances where JLG

products have been involved in an accident involving bodily injury or death or

when substantial damage has occurred to personal property or the JLG product.

For:

• Accident Reporting

• Product Safety Publications

• Current Owner Updates

• Questions Regarding Product Safety

• Standards and Regulations Compliance Information

• Questions Regarding Special Product Applications

• Questions Regarding Product Modifications

Contact:

Product Safety and Reliability Department

JLG Industries, Inc.

13224 Fountainhead Pla a

Hagerstown, MD 21742

USA

or Visit www.jlg.com to find your local JLG office.

In USA:

Toll Free: 877-JLG-SAFE (877-554-7233)

Outside USA:

Phone: 240-420-2661

Fax: 301-745-3713

E-mail: [email protected]

Foreword

631219187 EC450AJ, EC520AJ

EC450AJ, EC520AJ 31219187 7

REVISION LOG

Date Revision Description

July 5, 2022 AOriginal Issue

September 1, 2022 B Revision

February 1, 2023 C Revision

June 29, 2023 D Revision

Other Publications Available

Publication Publication Number

Service & Maintenance Manual 31217104

Illustrated Parts Manual 31219189

This Page is intentionally left blank

EC450AJ, EC520AJ 31219187 9

SECTION CONTENTS

Section Subject Page

FOREWORD ....................................................................................... 3

REVISION LOG .................................................................................. 7

SECTION 1

SAFETY PRECAUTIONS.................................................................. 13

1.1 General.............................................................................13

1.2 Pre-Operation....................................................................13

1.3 Operation .........................................................................15

1.4 Towing, Lifting, and Hauling ............ ...... ...... .................... .... 21

1.5 Maintenance .....................................................................21

SECTION 2

USER RESPONSIBILITIES, MACHINE PREPARATION, AND

INSPECTION .................................................................................... 2

2.1 Personnel Training .............................................................25

2.2 Preparation, Inspection, and Maintenance ............................. 26

2.3 Machine Components.........................................................28

2.4 Pre-Start Inspection . .... .... .... ..... .... .... .... ..... .... .... .... ..... .... .... 29

2.5 Walk-Around Inspection...................................................... 30

2.6 Function Check..................................................................32

2.7 Oscillating Axle Lockout Test ........... ... ... ... ... .................... ... . 34

2.8 SkyGuard® Function Test . ... ..... .... .... ..... .... .... .... .... .... ..... .... .. 36

SECTION 3

MACHINE CONTROLS AND INDICATORS.................................... 37

3.1 General.............................................................................37

3.2 Controls and Indicators . .. .... .. .. .. .. .. .... .. .. ..... .. .... .. .. .. .. .. .... .. .. . 38

3.3 Ground Control Station. ... ... ... ....................... ... ... ... ............. 39

3.4 Multifunction Display.. .................... ... ... ... ... .................... ... . 43

3.5 Platform Control Station ..................................................... 47

3.6 Platform Control Indicator Panel .. ... ... ... .................... ... ... ... .. 51

Section Contents

10 31219187 EC450AJ, EC520AJ

SECTION 4

MACHINE OPERATION...................................................................

4.1 General.............................................................................55

4.2 Operating Characteristics and Limitations... ... .................... ... . 55

4.3 Stability............................................................................56

4.4 Motor Operation................................................................57

4.5 Traveling (Driving)..............................................................59

4.6 Traveling (Grade/Side Slope)... ....................... ... ... ... ............. 60

4.7 Steering............................................................................62

4.8 Platform ...........................................................................62

4.9 Boom...............................................................................63

4.10 Function Speed Control ...................................................... 64

4.11 USB Charging Port..............................................................64

4.12 Machine Safety System Override (MSSO) (If Equipped) ............ 65

4.13 SkyGuard Operation ........................................................... 65

4.14 Battery Charging................................................................68

4.15 Battery Charging — Lithium-Ion Machine............ ... ... ... ... ...... 71

4.16 Charging the Battery Pack ................................................... 75

4.17 Charging in Cold Temperatures............................................ 78

4.18 Shut Down and Park...........................................................78

4.19 Lifting and Tie Down .......................................................... 79

4.20 Lifting and Tie Down Chart.. ... ....................... ... ... ... ............. 80

4.21 Safety Decals.....................................................................81

SECTION

EMERGENCY PROCEDURES .......................................................... 8

5.1 General.............................................................................85

5.2 Incident Notification ... .................... ... ... ... ... .................... ... . 85

5.3 Emergency Operation......................................................... 86

5.4 Manual Swing Override... ... .................... ... ... ... .................... 86

5.5 Emergency Towing Procedures ...................... ... ... ... ............. 87

5.6 Machine Safety System Override (MSSO) (If Equipped) ............ 89

SECTION 6

ACCESSORIES.................................................................................. 91

6.1 Available Accessories and Relationship Table .............. ... ... ... .. 91

6.2 Pipe Racks.........................................................................93

6.3 Platform Work Lights .......................................................... 95

6.4 SkyGla ier®........................................................................96

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