JLG 800AJ HC3 Use and care manual

Copyright ©
ANSI
AS/NZS MOL70 GB
Operation & Safety
Manual
Original Instructions -
Keep this manual with the machine at all times.
Model
800AJ HC
PVC 2307
1222411
July 26, 2023 - Rev B

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.

800AJ HC3 31222411 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
431222411 800AJ HC3

Foreword
800AJ HC3 31222411 5
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: [phone]
Fax: [phone]
E-mail: [email protected]
Foreword
631222411 800AJ HC3

800AJ HC3 31222411 7
REVISION LOG
Date Revision Description
July 10, 2023 AOriginal Issue
July 26, 2023 B Revision
Other Publications Available
Publication Publication Number
Service & Maintenance Manual 31222412
Illustrated Parts Manual 31222413

8
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800AJ HC3 31222411 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 .................................................................................... 25
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 SkyGuard® Function Test . ... ..... .... .... ..... .... .... .... .... .... ..... .... .. 39
2.8 Oscillating Axle Lockout Test (If Equipped) ............................ 39
SECTION 3
MACHINE CONTROLS AND INDICATORS.................................... 41
3.1 General.............................................................................41
3.2 Controls and Indicators . .. .... .. .. .. .. .. .... .. .. ..... .. .... .. .. .. .. .. .... .. .. . 42
3.3 Ground Control Station. ... ... ... ....................... ... ... ... ............. 43
3.4 Ground Control Indicator Panel............................................ 47
3.5 Platform Control Station ..................................................... 50
3.6 Platform Control Indicator Panel .. ... ... ... .................... ... ... ... .. 55
3.7 Beacons............................................................................58

Section Contents
10 31222411 800AJ HC3
SECTION 4
MACHINE OPERATION................................................................... 61
4.1 General.............................................................................61
4.2 Operating Characteristics and Limitations... ... .................... ... . 61
4.3 800AJ HC3 Reach Chart....................................................... 64
4.4 Engine Operation...............................................................65
4.5 Air Shutoff Valve (ASOV) (If Equipped)................. ... ... ... ... ...... 68
4.6 Fuel Reserve / Shut-Off System ............................................ 69
4.7 Diesel Particulate Filter (If Equipped)................... ... ... ... ... ...... 69
4.8 Traveling (Grade and Side Slope).......................................... 70
4.9 Traveling (Driving)..............................................................72
4.10 Steering............................................................................74
4.11 Boom...............................................................................74
4.12 Function Speed Control ...................................................... 77
4.13 USB Charging Port..............................................................77
4.14 ClearSky Smart Fleet™......................................................... 77
4.15 Access Control - ClearSky Smart Fleet™ (If Equipped)........... ... . 78
4.16 Machine Safety System Override (MSSO) (If Equipped) ............ 79
4.17 SkyGuard Operation ........................................................... 79
4.18 Shut Down and Park...........................................................82
4.19 Lifting and Tie Down .......................................................... 82
4.20 Lifting Chart......................................................................83
4.21 Re-Synchroni e Upright ...................................................... 84
4.22 Safety Decals.....................................................................85
SECTION 5
EMERGENCY PROCEDURES .......................................................... 93
5.1 General.............................................................................93
5.2 Incident Notification ... .................... ... ... ... ... .................... ... . 93
5.3 Emergency Operation......................................................... 94
5.4 Emergency Towing Procedures ...................... ... ... ... ............. 94
5.5 ClearSky Smart Fleet™ - Locked Out State ........ ... ... ... ............. 95
5.6 Machine Safety System Override (MSSO) (If Equipped) ............ 96
SECTION 6
ACCESSORIES.................................................................................. 97
6.1 Available Accessories and Relationships ................................ 97
6.2 Bolt-On External Fall Arrest................................................ 101
6.3 Fabric Mesh to Mid or Top Rail ........................................... 103