JLG 24RS Operator Manual

®
Operation and Safety Manual
Original Instructions - Keep this manual with the machine at all times.
Boom Lift Models
24RS
ANSI
3121286
FOREWORD
FOREWORD
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.
3121286 – JLG Lift – a
FOREWORD
SAFETY ALERT SYMBOLS AND SAFETY SIGNAL WORDS
This is the Safety Alert Symbol. It is used to alert you to the potential personal injury hazards. Obey all safety messages that follow this symbol to avoid possible injury or death
INDICATES AN IMMINENTLY HAZARDOUS SITUATION. IF NOT AVOIDED, WILL RESULT IN SERIOUS INJURY OR DEATH. THIS DECAL WILL HAVE A RED BACKGROUND.
INDICATES A POTENTIALLY HAZARDOUS SITUATION. IF NOT AVOIDED, COULD DECAL WILL HAVE AN ORANGE BACKGROUND.
RESULT IN SERIOUS INJURY OR DEATH. THIS
INDICATES A POTENTIALLY HAZARDOUS 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.
INDICATES INFORMATION OR A COMPANY POLICY THAT RELATES DIRECTLY OR INDIRECTLY TO THE SAFETY OF PERSONNEL OR PRO­TECTION OF PROPERTY.
b – JLG Lift – 3121286
THIS PRODUCT MUST COMPLY WITH ALL SAFETY RELATED BULLE­TINS. CONTACT JLG INDUSTRIES, INC. OR THE LOCAL AUTHORIZED JLG REPRESENTATIVE FOR INFORMATION REGARDING SAFETY­RELATED BULLETINS WHICH MAY HAVE BEEN ISSUED FOR THIS PRODUCT.
For:
• Accident Reporting
• Product Safety Publica­tions
• Current Owner Updates
• Questions Regarding Product Safety
FOREWORD
• Standards and Regulations Compliance Information
• Questions Regarding Spe­cial Product Applications
• Questions Regarding Prod­uct Modifications
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.
JLG INDUSTRIES, INC. MUST BE NOTIFIED IMMEDIATELY IN ALL INSTANCES WHERE JLG PRODUCTS HAVE BEEN INVOLVED IN AN ACCIDENT INVOLVING BODILY INJURY OR DEATH OF PERSONNEL OR WHEN SUBSTANTIAL DAMAGE HAS OCCURRED TO PERSONAL PROP­ERTY OR THE JLG PRODUCT.
Contact:
Product Safety and Reliability Department JLG Industries, Inc. 13224 Fountainhead Plaza Hagerstown, MD 21742 USA
or Your Local JLG Office (See addresses on inside of manual cover)
In USA:
Toll Free: 877-JLG-SAFE (877-554-7233)
Outside USA:
3121286 – JLG Lift – c
Phone: 240-420-2661 Fax: 301-745-3713 E-mail: ProductSafety@JLG.com
FOREWORD
REVISION LOG
Original Issue - December 17, 2012
d – JLG Lift – 3121286
TABLE OF CONTENTS
SECTION - PARAGRAPH, SUBJECT PAGE SECTION - PARAGRAPH, SUBJECT PAGE
SECTION - 1 - SAFETY PRECAUTIONS
1.1 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1
1.2 PRE-OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1
Operator Training and Knowledge . . . . . . . . . . . 1-1
Workplace Inspection. . . . . . . . . . . . . . . . . . . . . 1-2
Machine Inspection . . . . . . . . . . . . . . . . . . . . . . 1-2
1.3 OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-3
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-3
Trip and Fall Hazards . . . . . . . . . . . . . . . . . . . . . 1-3
Electrocution Hazards . . . . . . . . . . . . . . . . . . . . 1-4
Tipping Hazards . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
Crushing and Collision Hazards. . . . . . . . . . . . . 1-7
1.4 TOWING, LIFTING, AND HAULING . . . . . . . . . . . . .1-8
1.5 ADDITIONAL HAZARDS / SAFETY . . . . . . . . . . . . .1-9
SECTION - 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
2.1 PERSONNEL TRAINING . . . . . . . . . . . . . . . . . . . . .2-1
Operator Training . . . . . . . . . . . . . . . . . . . . . . . . 2-1
Training Supervision. . . . . . . . . . . . . . . . . . . . . . 2-1
Operator Responsibility . . . . . . . . . . . . . . . . . . . 2-1
2.2 PREPARATION, INSPECTION, AND
MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . .2-2
Pre-Start Inspection . . . . . . . . . . . . . . . . . . . . . . 2-4
Function Check. . . . . . . . . . . . . . . . . . . . . . . . . . 2-5
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-8
SECTION - 3 - MACHINE CONTROLS AND INDICATORS
3.1 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
3.2 CONTROLS AND INDICATORS . . . . . . . . . . . . . . . 3-1
Ground Control Station . . . . . . . . . . . . . . . . . . . . 3-2
Ground Control Indicator Panel . . . . . . . . . . . . . 3-5
Platform Station . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Platform Control Indicator Panel . . . . . . . . . . . . 3-10
SECTION - 4 - MACHINE OPERATION
4.1 DESCRIPTION. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
4.2 BOOM OPERATING CHARACTERISTICS AND
LIMITATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Capacities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
Stability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-2
4.3 ENGINE OPERATION . . . . . . . . . . . . . . . . . . . . . . . 4-5
Starting Procedure . . . . . . . . . . . . . . . . . . . . . . . 4-5
Shutdown Procedure . . . . . . . . . . . . . . . . . . . . . 4-6
4.4 TRAVELING (DRIVING) . . . . . . . . . . . . . . . . . . . . . . 4-7
Traveling Forward and Reverse . . . . . . . . . . . . . 4-8
Drive Speed Cutback System . . . . . . . . . . . . . . . 4-8
4.5 STEERING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
4.6 PLATFORM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
Platform Level Adjustment . . . . . . . . . . . . . . . . 4-10
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TABLE OF CONTENTS
SECTION - PARAGRAPH, SUBJECT PAGE SECTION - PARAGRAPH, SUBJECT PAGE
Platform Rotation . . . . . . . . . . . . . . . . . . . . . . . 4-10
4.7 BOOM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-10
Swinging the Boom . . . . . . . . . . . . . . . . . . . . . 4-11
Raising and Lowering the Main Boom . . . . . . 4-11
Telescoping the Main Boom . . . . . . . . . . . . . . 4-11
4.8 FUNCTION SPEED CONTROL . . . . . . . . . . . . . . . 4-12
4.9 SHUT DOWN AND PARK . . . . . . . . . . . . . . . . . . . 4-12
Shut Down and Park . . . . . . . . . . . . . . . . . . . . 4-12
4.10 LIFTING AND TIE DOWN. . . . . . . . . . . . . . . . . . . . 4-13
Lifting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
Tie Down . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-13
4.11 EMERGENCY TOWING PROCEDURES . . . . . . . . 4-14
SECTION - 5 - EMERGENCY PROCEDURES
5.1 GENERAL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
5.2 INCIDENT NOTIFICATION. . . . . . . . . . . . . . . . . . . . 5-1
5.3 EMERGENCY OPERATION. . . . . . . . . . . . . . . . . . . 5-1
Operator Unable to Control Machine . . . . . . . . 5-1
Platform or Boom Caught Overhead. . . . . . . . . 5-2
5.4 EMERGENCY TOWING PROCEDURES . . . . . . . . . 5-2
SECTION - 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
6.1 INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-1
6.2 OPERATING SPECIFICATIONS AND PERFORMANCE
DATA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-1
Operating Specifications . . . . . . . . . . . . . . . . . . 6-1
Dimensional Data . . . . . . . . . . . . . . . . . . . . . . . . 6-2
Capacities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
Engine Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
Hydraulic Oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-4
Major Component Weights. . . . . . . . . . . . . . . . . 6-7
6.3 OPERATOR MAINTENANCE . . . . . . . . . . . . . . . . . .6-9
6.4 TIRES & WHEELS . . . . . . . . . . . . . . . . . . . . . . . . .6-16
Tire Replacement . . . . . . . . . . . . . . . . . . . . . . . 6-16
Wheel and Tire Replacement . . . . . . . . . . . . . . 6-16
Wheel Installation . . . . . . . . . . . . . . . . . . . . . . . 6-16
6.5 SUPPLEMENTAL INFORMATION . . . . . . . . . . . . .6-18
SECTION - 7 - INSPECTION AND REPAIR LOG
LIST OF FIGURES
2-1. Machine Nomenclature . . . . . . . . . . . . . . . . . . . . . .2-6
2-2. Daily Walk-Around Inspection Diagram. . . . . . . . . .2-7
2-3. Daily Walk-Around Inspection Points -
Sheet 1 of 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-8
2-4. Daily Walk-Around Inspection Points -
Sheet 2 of 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .2-9
3-1. Ground Control Station . . . . . . . . . . . . . . . . . . . . . .3-3
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TABLE OF CONTENTS
SECTION - PARAGRAPH, SUBJECT PAGE SECTION - PARAGRAPH, SUBJECT PAGE
3-2. Ground Control Indicator Panel. . . . . . . . . . . . . . . .3-6
3-3. Platform Control Console. . . . . . . . . . . . . . . . . . . . .3-8
3-4. Platform Light Panel . . . . . . . . . . . . . . . . . . . . . . . .3-11
4-1. Position of Least Forward Stability . . . . . . . . . . . . .4-3
4-2. Position of Least Backward Stability . . . . . . . . . . . .4-4
4-3. Grade and Side Slopes . . . . . . . . . . . . . . . . . . . . . .4-9
4-4. Drive Disconnect Hub . . . . . . . . . . . . . . . . . . . . . .4-14
4-5. Lifting and Tie Down Chart . . . . . . . . . . . . . . . . . .4-15
4-6. Decal Location Sheet 1 of 6. . . . . . . . . . . . . . . . . .4-16
4-7. Decal Location Sheet 2 of 6. . . . . . . . . . . . . . . . . .4-17
4-8. Decal Location Sheet 3 of 6. . . . . . . . . . . . . . . . . .4-18
4-9. Decal Location Sheet 3 of 6. . . . . . . . . . . . . . . . . .4-19
4-10. Decal Location Sheet 4 of 6. . . . . . . . . . . . . . . . . .4-20
4-11. Decal Location Sheet 5 of 6. . . . . . . . . . . . . . . . . .4-21
4-12. Decal Location Sheet 6 of 6. . . . . . . . . . . . . . . . . .4-22
6-1. Engine Oil Operating Temperature Specifications .6-5 6-2. Hydraulic Oil Operating Temperature
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-6
6-3. Operator Maintenance and Lubrication Diagram . .6-8
LIST OF TABLES
1-1 Minimum Approach Distances (M.A.D.) . . . . . . . . . 1-5
1-2 Beaufort Scale (For Reference Only) . . . . . . . . . . 1-10
2-1 Inspection and Maintenance Table. . . . . . . . . . . . . 2-3
6-1 Operating Specifications. . . . . . . . . . . . . . . . . . . . . 6-1
6-2 Dimensional Data . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2
6-3 Capacities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-2
6-4 Tires. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
6-5 Deutz D2011 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
6-6 Hydraulic Oil . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-4
6-7 Critical Stability Weights . . . . . . . . . . . . . . . . . . . . . 6-7
6-8 Lubrication Specifications. . . . . . . . . . . . . . . . . . . . 6-9
6-9 Wheel Torque Chart . . . . . . . . . . . . . . . . . . . . . . . 6-17
7-1 Inspection and Repair Log . . . . . . . . . . . . . . . . . . . 7-1
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TABLE OF CONTENTS
SECTION - PARAGRAPH, SUBJECT PAGE SECTION - PARAGRAPH, SUBJECT PAGE
This page left blank intentionally.
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SECTION 1 - SAFETY PRECAUTIONS

SECTION 1. SAFETY PRECAUTIONS

1.1 GENERAL

This section outlines the necessary precautions for proper and safe machine operation and maintenance. For proper machine use, it is mandatory that a daily routine is estab­lished based on the content of this manual. A maintenance program, using the information provided in this manual and the Service and Maintenance Manual, must also be estab­lished by a qualified person and followed to ensure the machine is safe to operate.
The owner/user/operator/lessor/lessee of the machine shall not operate the machine until this manual has been read, training is accomplished, and operation of the machine has been completed under the supervision of an experienced and qualified operator.
If there are any questions with regard to safety, training, inspection, maintenance, application, and operation, please contact JLG Industries, Inc. (“JLG”).
FAILURE TO COMPLY WITH THE SAFETY PRECAUTIONS LISTED IN THIS MANUAL COULD RESULT IN MACHINE DAMAGE, PROPERTY DAM­AGE, PERSONAL INJURY OR DEATH.

1.2 PRE-OPERATION

Operator Training and Knowledge

• Read and understand this manual before operating the machine.
• Do not operate this machine until complete training is per­formed by authorized persons.
• Only authorized and qualified personnel can operate the machine.
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SECTION 1 - SAFETY PRECAUTIONS
• Read, understand, and obey all DANGERS, WARNINGS, CAUTIONS, and operating instructions on the machine and in this manual.
• Use the machine in a manner which is within the scope of its intended application set by JLG.
• All operating personnel must be familiar with the emer­gency controls and emergency operation of the machine as specified in this manual.
• Read, understand, and obey all applicable employer, local, and governmental regulations as they pertain to operation of the machine.

Workplace Inspection

• The operator is to take safety measures to avoid all haz­ards in the work area prior to machine operation.
• Do not operate or raise the platform while on trucks, trail­ers, railway cars, floating vessels, scaffolds or other equip­ment unless approved in writing by JLG.
• Do not operate the machine in hazardous environments unless approved for that purpose by JLG.
• Be sure that the ground conditions are able to support the maximum load shown on the decals located on the machine.

Machine Inspection

• Before machine operation, perform inspections and func­tional checks. Refer to Section 2 of this manual for detailed instructions.
• Do not operate this machine until it has been serviced and maintained according to requirements specified in the Service and Maintenance Manual.
• Be sure the footswitch and all other safety devices are operating properly. Modification of these devices is a safety violation.
MODIFICATION OR ALTERATION OF AN AERIAL WORK PLATFORM SHALL BE MADE ONLY WITH WRITTEN PERMISSION FROM THE MANU­FACTURER
• Do not operate any machine on which safety or instruction placards or decals are missing or illegible.
• Avoid any buildup of debris on the platform floor. Keep mud, oil, grease, and other slippery substances from foot­wear and platform floor.
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SECTION 1 - SAFETY PRECAUTIONS

1.3 OPERATION

General

• Do not use the machine for any purpose other than posi­tioning personnel, their tools, and equipment.
• Never operate a machine that is not working properly. If a malfunctions occurs, shut down the machine.
• Never slam a control switch or lever through neutral to an opposite direction. Always return switch to neutral and stop before moving the switch to the next function. Oper­ate controls with slow and even pressure.
• Do not allow personnel to tamper with or operate the machine from the ground with personnel in the platform, except in an emergency.
• Do not carry materials directly on platform railing. Contact JLG for approved material handling accessories.
• When two or more persons are in the platform, the opera­tor shall be responsible for all machine operations.
• Always ensure that power tools are properly stowed and never left hanging by their cord from the platform work area.
• Supplies or tools which extend outside the platform are prohibited unless approved by JLG.
• When driving, always position boom over rear axle in line with the direction of travel. Remember, if boom is over the front axle, steer and drive functions will be reversed.
• Do not assist a stuck or disabled machine by pushing, pulling, or by using boom functions. Only pull the unit from the tie-down lugs on the chassis.
• Do not place boom or platform against any structure to steady the platform or to support the structure.
• Stow boom and shut off all power before leaving machine.

Trip and Fall Hazards

During operation, occupants in the platform must wear a full body harness with a lanyard attached to an authorized lan­yard anchorage point. Attach only one (1) lanyard per lan­yard anchorage point.
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SECTION 1 - SAFETY PRECAUTIONS
• Before operating the machine, make sure all gates are closed and fastened in their proper position.
• Keep both feet firmly positioned on the platform floor at all times. Never use ladders, boxes, steps, planks, or similar items on platform to provide additional reach.
• Never use the boom assembly to enter or leave the plat­form.
• Use extreme caution when entering or leaving platform. Be sure that the boom is fully lowered. It may be neces­sary to telescope out to position the platform closer to the ground for entry/exit. Face the machine, maintain “three point contact” with the machine, using two hands and one foot or two feet and one hand during entry and exit.

Electrocution Hazards

• This machine is not insulated and does not provide pro­tection from contact or proximity to electrical current.
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SECTION 1 - SAFETY PRECAUTIONS
Table 1-1. Minimum Approach Distances (M.A.D.)
• Maintain distance from electrical lines, apparatus, or any energized (exposed or insulated) parts according to the Minimum Approach Distance (MAD) as shown in Table 1-
1.
• Allow for machine movement and electrical line swaying.
Voltage Range
(Phase to Phase)
0 to 50 KV 10 (3)
Over 50KV to 200 KV 15 (5)
Over 200 KV to 350 KV 20 (6)
Over 350 KV to 500 KV 25 (8)
Over 500 KV to 750 KV 35 (11)
Over 750 KV to 1000 KV 45 (14)
NOTE: This requirement shall apply except where
employer, local or governmental regulations are more stringent.
• Maintain a clearance of at least 10 ft. (3m) between any part of the machine and its occupants, their tools, and their equipment from any electrical line or apparatus carrying up to 50,000 volts. One foot additional clearance is required for every additional 30,000 volts or less.
MINIMUM APPROACH DISTANCE
in Feet (Meters)
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SECTION 1 - SAFETY PRECAUTIONS
• The minimum approach distance may be reduced if insulat­ing barriers are installed to prevent contact, and the barriers are rated for the voltage of the line being guarded. These barriers shall not be part of (or attached to) the machine. The minimum approach distance shall be reduced to a distance within the designed working dimensions of the insulating barrier. This determination shall be made by a qualified per­son in accordance with the employer, local, or governmental requirements for work practices near energized equipment
DO NOT MANEUVER MACHINE OR PERSONNEL INSIDE PROHIBITED ZONE (MAD). ASSUME ALL ELECTRICAL PARTS AND WIRING ARE ENERGIZED UNLESS KNOWN OTHERWISE.

Tipping Hazards

• The user must be familiar with the surface before driving. Do not exceed the allowable sideslope and grade while driving.
1-6 – JLG Lift – 3121286
SECTION 1 - SAFETY PRECAUTIONS
• Do not elevate platform or drive with platform elevated while on a sloping, uneven, or soft surface.
• Before driving on floors, bridges, trucks, and other sur­faces, check allowable capacity of the surfaces.
• Never exceed the maximum platform capacity. Distribute loads evenly on platform floor.
• Do not raise the platform or drive from an elevated posi­tion unless the machine is on firm, level and smooth sur­faces.
• Keep the chassis of the machine at least 2 ft. (0.6m) from holes, bumps, drop-offs, obstructions, debris, concealed holes, and other potential hazards on the floor/surface.
• Do not push or pull any object with the boom.
• Never attempt to use the machine as a crane. Do not tie­off machine to any adjacent structure.
• Do not elevate the machine when wind conditions exceed 28 mph (12.5 m/s). Refer to Table 1-2, Beaufort Scale (For Reference Only).
• Do not increase the surface area of the platform or the load. Increase of the area exposed to the wind will decrease stability.
• Do not increase the platform size with unauthorized deck extensions or attachments.
• If boom assembly or platform is in a position that one or more wheels are off the ground, all persons must be removed before attempting to stabilize the machine. Use cranes, forklift trucks, or other appropriate equipment to stabilize machine.

Crushing and Collision Hazards

• Approved head gear must be worn by all operating and ground personnel.
• Check work area for clearances overhead, on sides, and bottom of platform when lifting or lowering platform, and driving.
• During operation, keep all body parts inside platform rail­ing.
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SECTION 1 - SAFETY PRECAUTIONS
• Use the boom functions, not the drive function, to position the platform close to obstacles.
• Always post a lookout when driving in areas where vision is obstructed.
• Keep non-operating personnel at least 6 ft. (1.8m) away from machine during all driving and swing operations.
• Limit travel speed according to conditions of ground sur­face, congestion, visibility, slope, location of personnel, and other factors which may cause collision or injury to personnel.
• Be aware of stopping distances in all drive speeds. When driving in high speed, switch to low speed before stop­ping. Travel grades in low speed only.
• Do not use high speed drive in restricted or close quarters or when driving in reverse.
• Exercise extreme caution at all times to prevent obstacles from striking or interfering with operating controls and per­sons in the platform.
• Be sure that operators of other overhead and floor level machines are aware of the aerial work platform’s pres­ence. Disconnect power to overhead cranes.
• Warn personnel not to work, stand, or walk under a raised boom or platform. Position barricades on floor if neces­sary.

1.4 TOWING, LIFTING, AND HAULING

• Never allow personnel in platform while towing, lifting, or hauling.
• This machine should not be towed, except in the event of emergency, malfunction, power failure, or loading/unload­ing. Refer to the Emergency Procedures section of this manual for emergency towing procedures.
• Ensure boom is in the stowed position and the turntable locked prior to towing, lifting or hauling. The platform must be completely empty of tools.
• When lifting machine, lift only at designated areas of the machine. Lift the unit with equipment of adequate capac­ity.
• Refer to the Machine Operation section of this manual for lifting information.
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SECTION 1 - SAFETY PRECAUTIONS

1.5 ADDITIONAL HAZARDS / SAFETY

• Do not use machine as a ground for welding.
• When performing welding or metal cutting operations, precautions must be taken to protect the chassis from direct exposure to weld and metal cutting spatter.
• Do not refuel the machine with the engine running.
• Battery fluid is highly corrosive. Avoid contact with skin and clothing at all times.
• Charge batteries only in a well ventilated area.
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SECTION 1 - SAFETY PRECAUTIONS
DO NOT OPERATE THE MACHINE WHEN WIND CONDITIONS EXCEED 28 MPH (12.5 M/S).
Table 1-2. Beaufort Scale (For Reference Only)
Beaufort
Number
0 0 0-0.2 Calm Calm. Smoke rises vertically
1 1-3 0.3-1.5 Light air Wind motion visible in smoke
2 4-7 1.6-3.3 Light breeze Wind felt on exposed skin. Leaves r ustle
3 8-12 3.4-5.4 Gentle breeze Leaves and smaller twigs in constant motion
4 13-18 5.5-7.9 Moderate breeze Dust and loose paper raised. Small branches begin to move.
5 19-24 8.0-10.7 Fresh breeze Smaller trees sway.
6 25-31 10.8-13.8 Strong breeze Large branches in motion. Whistling heard in overhead wires.
7 32-38 13.9-17.1 Near Gale/Moderate Gale Whole trees in motion. Effor t needed to walk against the wind.
8 39-46 17.2-20.7 Fresh Gale Twigs broken from trees. Cars veer on road.
9 47-54 20.8-24.4 Strong Gale Light structure damage.
Wind Speed
mph m/s
Description Land Conditions
Umbrella use becomes difficult.
1-10 – JLG Lift – 3121286
SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION

SECTION 2. USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION

2.1 PERSONNEL TRAINING

The aerial platform is a personnel handling device; so it is necessary that it be operated and maintained only by trained personnel.
Persons under the influence of drugs or alcohol or who are subject to seizures, dizziness or loss of physical control must not operate this machine.

Operator Training

Operator training must cover:
1. Use and limitations of the controls in the platform and at the ground, emergency controls and safety systems.
2. Control labels, instructions, and warnings on the machine.
3. Rules of the employer and government regulations.
4. Use of approved fall protection device.
5. Enough knowledge of the mechanical operation of the
machine to recognize a malfunction or potential mal­function.
6. The safest means to operate the machine where over­head obstructions, other moving equipment, and obsta­cles, depressions, holes, or dropoffs exist.
7. Means to avoid the hazards of unprotected electrical conductors.
8. Specific job requirements or machine application.

Training Supervision

Training must be done under the supervision of a qualified person in an open area free of obstructions until the trainee has developed the ability to safely control and operate the machine.

Operator Responsibility

The operator must be instructed that he/she has the respon­sibility and authority to shut down the machine in case of a malfunction or other unsafe condition of either the machine or the job site.
3121286 – JLG Lift – 2-1
SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION

2.2 PREPARATION, INSPECTION, AND MAINTENANCE

The following table covers the periodic machine inspections and maintenance required by JLG Industries, Inc. Consult local regulations for further requirements for aerial work plat­forms. The frequency of inspections and maintenance must be increased as necessary when the machine is used in a harsh or hostile environment, if the machine is used with increased frequency, or if the machine is used in a severe manner.
JLG INDUSTRIES, INC. RECOGNIZES A FACTORY-QUALIFIED SERVICE TECHNICIAN AS A PERSON WHO HAS SUCCESSFULLY COMPLETED THE JLG SERVICE TRAINING SCHOOL FOR THE SPECIFIC JLG PRODUCT MODEL.
2-2 – JLG Lift – 3121286
SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
Table 2-1.Inspection and Maintenance Table
Type Frequency
Pre-Start Inspection Before using each day; or
whenever there’s an Operator change.
Pre-Delivery Inspection (See Note)
Frequent Inspection In ser vice for 3 months or 150 hours, whichever
Annual Machine Inspection Annually, no later than 13 months from the date of
Preventative Maintenance At intervals as specified in the Ser vice and Main-
NOTE: Inspection forms are available from JLG. Use the Service and Maintenance Manual to perform inspections.
Before each sale, lease, or rental delivery. Owner, Dealer, or User Qualified J LG
comes first; or Out of service for a period of more than 3 months; or Purchased used.
prior inspection.
tenance Manual.
Primary
Responsibility
User or Operator User or Operator Operator and Safety Manual
Owner, Dealer, or User Qualified JLG
Owner, Dealer, or User Factory-Trained
Owner, Dealer, or User Qualified JLG
Service
Qualification
Mechanic
Mechanic
Service Technician (Recommended)
Mechanic
Reference
Service and Maintenance Manual and applicable JLG inspection form
Service and Maintenance Manual and applicable JLG inspection form
Service and Maintenance Manual and applicable JLG inspection form
Service and Maintenance Manual
3121286 – JLG Lift – 2-3
SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
Parent Metal Crack Weld Crack

Pre-Start Inspection

The Pre-Start Inspection shall include each of the following:
1. Cleanliness – Check all surfaces for leakage (oil, fuel, or battery fluid) or foreign objects. Report any leakage to the proper maintenance personnel.
2. Structure - Inspect the machine structure for dents, damage, weld or parent metal cracks or other discrep­ancies.
3. Decals and Placards – Check all for cleanliness and legibility. Make sure none of the decals and placards are missing. Make sure all illegible decals and placards are cleaned or replaced.
4. Operation and Safety Manuals – Make sure a copy of the Operator and Safety Manual, AEM Safety Manual (Domestic only), and ANSI Manual of Responsibilities (Domestic only) is enclosed in the weather resistant storage container.
5. “Walk-Around” Inspection – Refer to Figure 2-2. thru Figure 2-4.
6. Battery – Charge as required.
7. Fuel (Combustion Engine Powered Machines) – Add the
proper fuel as necessary.
8. Engine Oil Supply - Ensure the engine oil level is at the Full mark on the dipstick and the filler cap is secure.
9. Hydraulic Oil – Check the hydraulic oil level. Ensure hydraulic oil is added as required.
10. Accessories/Attachments - Reference the Operation and Safety Manual of each attachment or accessory installed upon the machine for specific inspection, oper­ation, and maintenance instructions.
2-4 – JLG Lift – 3121286
SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
11. Function Check – Once the “Walk-Around” Inspection is complete, perform a functional check of all systems in an area free of overhead and ground level obstructions. Refer to Section 4 for more specific instructions.
IF THE MACHINE DOES NOT OPERATE PROPERLY, TURN OFF THE MACHINE IMMEDIATELY! REPORT THE PROBLEM TO THE PROPER MAINTENANCE PERSONNEL. DO NOT OPERATE THE MACHINE UNTIL IT IS DECLARED SAFE FOR OPERATION.

Function Check

Perform the Function Check as follows:
1. From the ground control panel with no load in the plat­form:
a. Check that all guards protecting the switches or
locks are in place;
b. Operate all functions and ensure proper operation;
c. Check auxiliary descent and ensure proper opera-
tion;
d. Ensure that all machine functions are disabled
when the Emergency Stop Button is activated.
2. From the platform control console:
a. Ensure that the control console is firmly secured in
the proper location;
b. Check that all guards protecting the switches or
locks are in place;
c. Operate all functions and ensure proper operation;
d. Ensure that all machine functions are disabled
when the Emergency Stop Button is pushed in.
3. With the platform in the transport (stowed) position:
a. Drive the machine on a grade, not to exceed the
rated gradeability, and stop to ensure the brakes hold;
b. Check the tilt sensor alarm to ensure proper opera-
tion.
NOTE: When the tilt sensor alarm is activated the Drive function
will be disabled if the boom is elevated above horizontal.
3121286 – JLG Lift – 2-5
SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
1
2
3
4
5
7
8
6
9
10
12
13
11
Figure 2-1. Machine Nomenclature
1. Base Boom Section
2. Powertrack
3. Lift Cylinder
4. Master Cylinder
5. Ground Control Box
6. Frame
7. Front Drive/Steer Wheels
8. Turntable
9. Rear Drive Wheels
10. Fly Boom Section
11. Platform Level Cylinder
12. Platform
13. Platform Control Console
2-6 – JLG Lift – 3121286
SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
1
2
3
5
8
8
8
18
21
8
5
7
17
7
14
6
23
19
20
12
16
13
11
15
2
9
6
7
5
5
4
22
10
7
17
Figure 2-2. Daily Walk-Around Inspection Diagram
3121286 – JLG Lift – 2-7
SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
General
Begin the "Walk-Around Inspection" at Item 1, as noted on the diagram. Continue checking each item in sequence for the conditions listed in the following checklist.
TO AVOID POSSIBLE INJURY BE SURE MACHINE POWER IS OFF .
INSPECTION NOTE: On all components, make sure there are no loose or missing parts, that they are securely fas­tened, and no visible damage, leaks or excessive wear exists in addition to any other criteria mentioned.
1. Platform Assembly and Gate - Footswitch works prop­erly, not modified, disabled or blocked. Latch and hinges in working condition.
2. Platform & Ground Control Consoles - Switches and levers return to neutral, decals/placards secure and legible, control markings legible.
3. Rotator - See Inspection Note.
4. Power Track - See Inspection Note.
5. All Hydraulic Cylinders - See Inspection Note.
6. King Pins - Evidence of proper lubrication.
7. Drive Motor, Brake, and Hub - See Inspection Note.
Figure 2-3. Daily Walk-Around Inspection Points - Sheet 1 of 2
2-8 – JLG Lift – 3121286
SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
8. Wheel/Tire Assemblies - Properly secured, no missing lug nuts. Inspect for worn tread, cuts, tears or other discrepancies. Inspect wheels for damage and corro­sion.
9. Tie Rod and Steering Linkage - See Inspection Note.
10. Turntable Lock - Operable.
11. Auxiliary Power Pump - See Inspection Note.
12. Swing Drive Motor and Brake - See Inspection Note.
13. Main Control Valve - See Inspection Note.
14. Turntable Bearing - Evidence of proper lubrication. No
evidence of loose bolts or looseness between bearing and structure.
15. Fuel Tank - See Inspection Note.
16. Fuel Filter (Optional) - See Inspection Note.
17. Hood Assemblies - See Inspection Note.
18. Battery - Proper electrolyte levels if adjustable; cables
tight, no visible damage or corrosion.
19. Hydraulic Pump - See Inspection Note.
20. Turntable - See Inspection Note.
21. Frame - See Inspection Note.
22. Main Boom Sections - See Inspection Note.
23. Tower Boom - See Inspection Note.
Figure 2-4. Daily Walk-Around Inspection Points - Sheet 2 of 2
3121286 – JLG Lift – 2-9
SECTION 2 - USER RESPONSIBILITIES, MACHINE PREPARATION, AND INSPECTION
NOTES:
2-10 – JLG Lift – 3121286
SECTION 3 - MACHINE CONTROLS AND INDICATORS

SECTION 3. MACHINE CONTROLS AND INDICATORS

3.1 GENERAL

THE MANUFACTURER HAS NO DIRECT CONTROL OVER MACHINE APPLICATION AND OPERATION. THE USER AND OPERATOR ARE RESPONSIBLE FOR CONFORMING WITH GOOD SAFETY PRACTICES.
This section provides the necessary information needed to understand control functions.

3.2 CONTROLS AND INDICATORS

NOTE: All machines are equipped with control panels that use
symbols to indicate control functions. On ANSI machines refer to decal located on the control box guard in front of the control box or by the ground controls for these sym­bols and the corresponding functions.
NOTE: The indicator panels use different shaped symbols to alert
the operator to different types of operational situations that could arise. The meaning of those symbols are explained below.
Indicates a potentially hazardous situation, which if not corrected, could result in serious injury or death. This indicator will be red.
Indicates an abnormal operating condition, which if not corrected, may result in machine interruption or damage. This indicator will be yel­low.
Indicates important information regarding the operating condition, i.e. procedures essential for safe operation. This indicator will be green with the exception of the capacity indicator which will be green or yellow depending upon platform position.
3121286 – JLG Lift – 3-1
SECTION 3 - MACHINE CONTROLS AND INDICATORS

Ground Control Station

TO AVOID SERIOUS INJURY, DO NOT OPERATE MACHINE IF ANY CON­TROL LEVERS OR TOGGLE SWITCHES CONTROLLING PLATFORM MOVEMENT DO NOT RETURN TO THE OFF POSITION WHEN RELEASED.
(See Figure 3-1., Ground Control Station)
NOTE: The Function Enable switch must be held
down in order to operate Main Boom Tele­scope, Swing, Main Lift, Platform Level Over­ride, and Platform Rotate functions.
1. Indicator Panel
The Indicator Panel contains indicator lights that signal problem conditions or functions operating during machine operation.
ONLY USE THE PLATFORM LEVELING OVERRIDE FUNCTION FOR SLIGHT LEVELING OF THE PLATFORM. INCORRECT USE COULD CAUSE THE LOAD/OCCUPANTS TO SHIFT OR FALL. FAILURE TO DO SO COULD RESULT IN DEATH OR SERIOUS INJURY.
2. Platform Leveling Override
A three position switch allows the operator to adjust the automatic self leveling system. This switch is used to adjust platform level in situ­ations such as ascending/ descending a grade.
3. Platform Rotate
Provides rotation of the platform.
3-2 – JLG Lift – 3121286
SECTION 3 - MACHINE CONTROLS AND INDICATORS
1
2
3
4
5
6
7
8
9
10
Figure 3-1. Ground Control Station
1. Indicator Panel
2. Platform Leveling Override
3. Platform Rotate
4. Engine Star t/Auxiliary Power Switch/Function Enable
5. Hourmeter
6. Power/Emergency Stop
7. Platform/Ground Select
8. Lift
9. Swing
10. Telescope
3121286 – JLG Lift – 3-3
SECTION 3 - MACHINE CONTROLS AND INDICATORS
4. Engine Start/ Auxiliary Power Switch /Function Enable
To start the engine, the switch must be held "Up" until the engine starts.
To use auxiliary power, the switch must be held “Down” for duration of auxiliary pump use.
When the engine is running, the switch must be held "Down" to enable all boom controls.
WHEN THE MACHINE IS SHUT DOWN THE POWER/EMERGENCY STOP SWITCH MUST BE POSITIONED TO THE OFF POSITION TO PREVENT DRAINING THE BATTERIES.
5. Hourmeter
Registers the amount of time the machine has been in use, with engine running. In the event of a fault, the hourmeter also dis­plays the three digit fault code. Refer to the Service Manual for a listing of fault codes. Addition­ally, there is a small, red indicator light that will blink when there is a fault on the machine to draw operator attention to the display,
6. Power/Emergency Stop Switch
A two-position red mushroom shaped switch supplies power to Platform/Ground Select switch when pulled out (on). When pushed in (off), power is shut off to the Platform/Ground Select switch.
NOTE: When the Platform/Ground Select Switch is in the center
position, power is shut off to the controls at both operat­ing stations. Remove the key to prevent the controls from being actuated. The key is removable in the platform posi­tion on CE specification machines. The key must be avail­able to ground personnel in the event of an emergency.
7. Platform/Ground Select Switch
The three position, key operated switch supplies power to the platform control console when positioned to Platform. With the switch key turned to the Ground posi­tion only ground controls are operable.
3-4 – JLG Lift – 3121286
SECTION 3 - MACHINE CONTROLS AND INDICATORS
8. Lift Control
Provides raising and lowering of the boom.
9. Swing Control
Provides 355 degrees non-continu­ous turntable rotation.
10. Tel e s c o p e C o n tr o l
Provides extension and retraction of the boom.

Ground Control Indicator Panel

(See Figure 3-2.)
1. Battery Malfunction Indicator
Indicates a problem in the battery or charg­ing circuit, and service is required.
2. Low Engine Oil Pressure Indicator
Indicates that engine oil pressure is below normal and service is required.
3. High Engine Coolant Temperature Indicator
Indicates that engine coolant temperature is abnormally high and service is required.
4. System Distress Indicator
The light indicates that the JLG Control System has detected an abnormal condi­tion and a Diagnostic Trouble Code has been set in the system memory. Refer to the Service Manual for instructions concerning the trouble codes and trouble code retrieval.
The system distress indicator light will illuminate for 2-3 seconds when the key is positioned to the on position to act as a self test.
5. Glow Plug Indicator
Indicates the glow plugs are operating. After turning on ignition, wait until light goes out before cranking engine.
3121286 – JLG Lift – 3-5
SECTION 3 - MACHINE CONTROLS AND INDICATORS
1. Battery Malfunction
2. Low Engine Oil Pressure
3. High Engine Coolant Temp.
4. System Distress
5. Glow Plug
Figure 3-2. Ground Control Indicator Panel
3-6 – JLG Lift – 3121286
SECTION 3 - MACHINE CONTROLS AND INDICATORS

Platform Station

(See Figure 3-3., Platform Control Console)
TO AVOID SERIOUS INJURY, DO NOT OPERATE MACHINE IF ANY CON­TROL LEVERS OR TOGGLE SWITCHES CONTROLLING PLATFORM MOVEMENT DO NOT RETURN TO THE OFF OR NEUTRAL POSITION WHEN RELEASED.
1. Drive Speed/Torque Select
The machine has a three posi­tion switch - The forward posi­tion gives maximum drive speed. The back position gives maximum torque for rough ter­rain and climbing grades. The center position allows the machine to be driven as qui­etly as possible.
ONLY USE THE PLATFORM LEVELING OVERRIDE FUNCTION FOR SLIGHT LEVELING OF THE PLATFORM. INCORRECT USE COULD CAUSE THE LOAD/OCCUPANTS TO SHIFT OR FALL. FAILURE TO DO SO COULD RESULT IN DEATH OR SERIOUS INJURY.
2. Platform Leveling Override
A three position switch allows the operator to adjust the automatic self leveling system. This switch is used to adjust platform level in situations such as ascending/descending a grade.
3. Horn
A push-type Horn switch supplies electrical power to an audible warning device when pressed.
4. Power/Emergency Stop Switch
A two-position red mushroom shaped switch furnishes power to Platform Controls when pulled out (on). When pushed in (off), power is shut off to the platform functions.
3121286 – JLG Lift – 3-7
SECTION 3 - MACHINE CONTROLS AND INDICATORS
1001107677 A
1702676 D
1702566 B
1702565 B
1702567 B
1234
7
65
8
9
1011
1. Drive Speed/Torque Select
2. Platform Leveling Override
3. Horn
4. Power/Emergency Stop
5. Star t/Auxiliary Descent Enable
6. Drive Orientation Override
7. Drive/Steer
8. Telescope
9. Platform Rotate
10. Function Speed Control
11. Main Lif t/Swing Controller
Figure 3-3. Platform Control Console
3-8 – JLG Lift – 3121286
SECTION 3 - MACHINE CONTROLS AND INDICATORS
5. Start/Auxiliary Descent Enable
When pushed forward, the switch ener­gizes the starter motor to start the engine.
When pushed back, it energizes Auxiliary Descent Enable which allows the boom to be lowered or swing to be operated in the event of engine malfunction. Gravity is used to control valves and lower the boom.
6. Drive Orientation Override
When the boom is swung over the rear tires or further in either direction, the Drive Ori­entation indicator will illuminate when the drive function is selected. Push and release the switch, and within 3 seconds move the Drive/Steer control to activate drive or steer. Before driving, locate the black/ white orientation arrows on both the chassis and the platform controls. Move the drive controls in a direction matching the directional arrows.
NOTE: To operate the Drive joystick, pull up on the
locking ring below the handle.
NOTE: The Drive joystick is spring loaded and will automatically
return to neutral (off) position when released.
7. Drive/Steer
Push forward to drive forward, pull back to drive in reverse. Steering is accomplished via a thumb-activated rocker switch on the end of the steer handle.
8. Te le s c op e
Provides extension and retraction of the main boom.
9. Platform Rotate
Provides rotation of the platform when posi­tioned to the right or left.
3121286 – JLG Lift – 3-9
SECTION 3 - MACHINE CONTROLS AND INDICATORS
10. Function Speed Control
This control affects the speed of tele­scope and platform rotate. Turning the knob all the way counterclockwise until it clicks puts drive, main lift and swing into creep mode.
NOTE: To operate the Main Boom Lift/Swing joy-
stick, pull up on the locking ring below the handle.
NOTE: The Main Boom Lift/Swing joystick is spring loaded and
will automatically return to neutral (off) position when released.
11. Main Lift/Swing Controller
Provides main lift and swing. Push forward to lift up, pull backward to boom down. Move right to swing right, move left to swing left. Moving the joystick activates switches to provide the functions selected.

Platform Control Indicator Panel

(See Figure 3-4., Platform Light Panel)
1. AC Generator (If Equipped)
Indicates the generator is in operation.
2. Tilt Alarm Warning Light and Alarm
This illuminator indicates that the chassis is on a slope. An alarm will also sound when the chassis is on a slope and the boom is above horizontal. If lit when boom is raised or extended, retract and lower to below horizontal then reposition machine so that it is level before continuing operation. If the boom is above horizontal and the machine is on a slope, the tilt alarm warning light will illuminate and an alarm will sound and CREEP is automatically activated.
IF TILT WARNING LIGHT IS ILLUMINATED WHEN BOOM IS RAISED OR EXTENDED, RETRACT AND LOWER TO BELOW HORIZONTAL THEN REPOSITION MACHINE SO THAT IT IS LEVEL BEFORE EXTENDING BOOM OR RAISING BOOM ABOVE HORIZONTAL.
NOTE: When the tilt sensor alarm is activated the Drive function
will be disabled if the boom is elevated above horizontal.
3-10 – JLG Lift – 3121286
SECTION 3 - MACHINE CONTROLS AND INDICATORS
123
4
5
6
7
1. AC Generator
2. Tilt Alarm Warning
3. Glow Plug/Wait to Start
4. Footswitch/Enable
5. Creep Speed
6. System Distress
7. Drive Orientation
Figure 3-4. Platform Light Panel
3121286 – JLG Lift – 3-11
SECTION 3 - MACHINE CONTROLS AND INDICATORS
3. Glow Plug/Wait to Start Indicator
Indicates the glow plugs are operating. After turning on ignition, wait until light goes out before cranking engine.
4. Footswitch/Enable Indicator
To operate any function, the footswitch must be depressed and the function selected within seven seconds. The enable indicator shows that the controls are enabled. If a func­tion is not selected within seven seconds, or if a seven second lapse between ending one function and begin­ning the next function, the enable light will go out and the footswitch must be released and depressed again to enable the controls.
Releasing the footswitch removes power from all con­trols and applies the drive brakes.
TO AVOID SERIOUS INJURY, DO NOT REMOVE, MODIFY OR DISABLE THE FOOTSWITCH BY BLOCKING OR ANY OTHER MEANS.
FOOTSWITCH MUST BE ADJUSTED IF FUNCTIONS ACTIVATE WHEN SWITCH ONLY OPERATES WITHIN LAST 1/4" OF TRAVEL, TOP OR BOT­TOM.
5. Creep Speed Indicator
When the Function Speed Control is turned to the creep position, the indicator acts as a reminder that all functions are set to the slowest speed.
6. System Distress Indicator
The light indicates that the JLG Control System has detected an abnormal condi­tion and a Diagnostic Trouble Code has been set in the system memory. Refer to the Service Manual for instructions concerning the trouble codes and trouble code retrieval.
3-12 – JLG Lift – 3121286
7. Drive Orientation Indicator
When the boom is swung beyond the rear drive tires or further in either direction, the Drive Orientation indicator will illuminate when the drive function is selected. This is a signal for the operator to verify that the drive control is being oper­ated in the proper direction (i.e. controls reversed situa­tions).
SECTION 3 - MACHINE CONTROLS AND INDICATORS
3121286 – JLG Lift – 3-13
SECTION 3 - MACHINE CONTROLS AND INDICATORS
NOTES:
3-14 – JLG Lift – 3121286
SECTION 4 - MACHINE OPERATION

SECTION 4. MACHINE OPERATION

4.1 DESCRIPTION

This machine is a self-propelled hydraulic personnel lift equipped with a work platform on the end of an elevating and rotating boom.
The primary operator control station is in the platform. From this control station, the operator can drive and steer the machine in both forward and reverse directions. The opera­tor can raise or lower the boom or swing the boom to the left or right. Standard boom swing is 355 degree non-continu­ous. The machine has a Ground Control Station which will override the Platform Control Station. Ground Controls oper­ate Boom Lift and Swing, and are to be used in an emer­gency to lower the platform to the ground should the operator in the platform be unable to do so.
3121286 – JLG Lift – 4-1
SECTION 4 - MACHINE OPERATION

4.2 BOOM OPERATING CHARACTERISTICS AND LIMITATIONS

Capacities

Raising boom above horizontal with or without any load in platform, is based on the following criteria:
1. Machine is positioned on a smooth, firm and level sur­face.
2. Load is within manufacturers rated design capacity.
3. All machine systems are functioning properly.
4. Machine is as originally equipped from JLG.

Stability

Machine stability is based on two (2) conditions which are called Forward and Backward stability. The machine’s posi­tion of least Forward stability is shown in Figure 4-1., and its position of least Backward stability is shown in Figure 4-2.
TO AVOID FORWARD OR BACKWARD TIPPING, DO NOT OVERLOAD MACHINE OR OPERATE THE MACHINE ON AN OUT-OF-LEVEL SURFACE.
4-2 – JLG Lift – 3121286
10°
Figure 4-1. Position of Least Forward Stability
TURNTABLE
ROTATED
90 DEGREES
MAIN BOOM
FULLY EXTENDED
MACHINE WILL "TIP OVER" IN THIS
DIRECTION IF OVERLOADED OR
OPERATED ON AN
OUT-OF-LEVEL SURFACE
SECTION 4 - MACHINE OPERATION
3121286 – JLG Lift – 4-3
SECTION 4 - MACHINE OPERATION
Figure 4-2. Position of Least Backward Stability
MAIN BOOM FULLY ELEVATED
AND FULLY RETRACTED
MACHINE WILL "TIP OVER" IN THIS
DIRECTION IF OVERLOADED OR
OPERATED ON AN
OUT-OF-LEVEL SURFACE
PLATFORM ROTATED
90 DEGREES
TURNTABLE ROTATED
90 DEGREES
.
4-4 – JLG Lift – 3121286
SECTION 4 - MACHINE OPERATION

4.3 ENGINE OPERATION

NOTE: Initial starting should always be per-
formed from the Ground Control sta­tion.

Starting Procedure

IF ENGINE FAILS TO START PROMPTLY, DO NOT CRANK FOR AN EXTENDED TIME. SHOULD ENGINE FAIL TO START AGAIN, ALLOW STARTER TO “COOL OFF” FOR 2-3 MINUTES. IF ENGINE FAILS AFTER SEVERAL ATTEMPTS, REFER TO ENGINE MAINTENANCE MANUAL.
NOTE: After turning on ignition, operator must wait
until glow plug indicator light goes out before cranking engine.
1. Turn key of Platform/Ground Select switch to Ground.
2. Pull the Power/Emergency Stop switch to On.
3. Push the Engine Start switch until engine starts.
ALLOW ENGINE TO WARM-UP FOR A FEW MINUTES AT LOW SPEED BEFORE APPLYING ANY LOAD.
4. After engine has had sufficient time to warm up, shut engine off.
5. Turn Platform/Ground Select switch to Plat­form.
3121286 – JLG Lift – 4-5
SECTION 4 - MACHINE OPERATION
6. From Platform, pull Power/Emergency Stop switch out.
7. Push the Engine Start switch until engine starts.
NOTE: Footswitch must be in released (up) position before
starter will operate. If starter operates with footswitch in the depressed position, DO NOT OPERATE MACHINE.

Shutdown Procedure

IF AN ENGINE MALFUNCTION CAUSES AN UNSCHEDULED SHUT­DOWN, DETERMINE THE CAUSE AND CORRECT IT BEFORE RESTART­ING THE ENGINE.
1. Remove all load and allow engine to operate at low speed for 3-5 minutes; this allows further reduction of internal engine temperature.
2. Push Power/Emergency Stop switch in.
3. Turn Platform/Ground Select switch to Off.
Refer to Engine Manufacturer’s manual for detailed information.
4-6 – JLG Lift – 3121286

4.4 TRAVELING (DRIVING)

SECTION 4 - MACHINE OPERATION
See Figure 4-3., Grade and Side Slopes
NOTE: Refer to the Operating Specifications table for Gradeabil-
ity and Sideslope ratings.
All ratings for Gradeability and Sideslope are based upon the machine’s boom being in the stowed position, fully lowered, and retracted.
Traveling is limited by two factors:
1. Gradeability, which is the percent of grade of the incline the machine can climb.
2. Sideslope, which is the angle of the slope the machine can be driven across.
DO NOT DRIVE WITH BOOM OUT OF TRANSPORT MODE EXCEPT ON A SMOOTH, FIRM AND LEVEL SURFACE.
TO AVOID LOSS OF TRAVEL CONTROL OR “TIP OVER”, DO NOT DRIVE MACHINE ON GRADES EXCEEDING THOSE SPECIFIED IN THE OPERAT­ING SPECIFICATIONS SECTION OF THIS MANUAL.
DO NOT DRIVE ON SIDESLOPES WHICH EXCEED 5 DEGREES.
USE EXTREME CAUTION WHEN DRIVING IN REVERSE AND AT ALL TIMES WHEN THE PLATFORM IS ELEVATED.
BEFORE DRIVING, LOCATE THE BLACK/WHITE ORIENTATION ARROWS ON BOTH THE CHASSIS AND THE PLATFORM CONTROLS. MOVE THE DRIVE CONTROLS IN A DIRECTION MATCHING THE DIRECTIONAL ARROWS.
3121286 – JLG Lift – 4-7
SECTION 4 - MACHINE OPERATION

Traveling Forward and Reverse

IF WHEEL SLIPPAGE IS EVIDENT WHEN DRIV­ING ON UNEVEN OR MUDDY TERRAIN, MANU­ALLY POSITION THE DRIVE SPEED/TORQUE SELECT SWITCH BACK TO THE MAXIMUM TORQUE MODE TO CONTINUE TRAVEL.
1. At Platform Controls, pull out Emergency Stop switch, start engine, and activate foot­switch.
2. Position Drive controller to Forward or Reverse as desired.
This machine is equipped with a Drive Orientation Indicator. The yellow light on the platform control console indicates that the boom is swung beyond the rear drive tires and the machine may Drive/Steer in the opposite direction from the movement of the controls. If the indicator is illuminated, operate the Drive function in the following manner:
1. Match the black and white direction arrows on both platform con­trol panel and the chassis to determine the direction the machine will travel.
2. Push and release the Drive Orientation Override switch. Within 3 seconds, slowly move the Drive control toward the arrow matching the intended direction of machine travel. The indicator light will flash during the 3 second interval until the drive function is selected.

Drive Speed Cutback System

When the boom is positioned beyond Transport Position (boom raised above 9° or telescoped beyond 16 in. [40.6 mm]) drive speed is automatically reduced to 0.75 mph (1.2 kph).
4-8 – JLG Lift – 3121286
GRADE
LEVEL
SIDE SLOPE
Figure 4-3. Grade and Side Slopes
SECTION 4 - MACHINE OPERATION
3121286 – JLG Lift – 4-9
SECTION 4 - MACHINE OPERATION

4.5 STEERING

Position thumb switch on Drive/Steer controller to Right for steering right, or to Left for steering left.

4.6 PLATFORM

ONLY USE THE PLATFORM LEVELING OVERRIDE FUNCTION FOR SLIGHT LEVELING OF THE PLATFORM. INCORRECT USE COULD CAUSE THE LOAD/OCCUPANTS TO SHIFT OR FALL. FAILURE TO DO SO COULD RESULT IN DEATH OR SERIOUS INJURY.

Platform Level Adjustment

To manually Level Up or Down - Position the Platform/Level control switch Up or Down and hold until the desired platform position is obtained.

Platform Rotation

To rotate the platform to the left or right, use the Platform Rotate control switch to select the direction and hold until desired position is reached.

4.7 BOOM

A RED TILT WARNING LIGHT IS LOCATED ON THE CON­TROL CONSOLE WHICH LIGHTS WHEN THE CHASSIS IS ON AN EXCESSIVE SLOPE. DO NOT SWING OR RAISE BOOM ABOVE HORIZONTAL WHEN LIGHT IS LIT.
DO NOT DEPEND ON TILT ALARM AS A LEVEL INDICATOR FOR THE CHASSIS. TILT ALARM INDICATES CHASSIS IS ON AN EXCESSIVE SLOPE (3 DEGREE OR GREATER ON CE & AUSTRALIA SPEC MACHINES, 5 DEGREE OR GREATER ON ANSI, CSA, & JAPAN SPEC MACHINES). CHASSIS MUST BE LEVEL BEFORE SWINGING, OR RAISING BOOM ABOVE HORIZONTAL OR DRIVING WITH THE BOOM ELEVATED.
TO AVOID TIP OVER IF RED TILT WARNING LIGHT LIGHTS WHEN BOOM IS RAISED ABOVE HORIZONTAL, LOWER PLATFORM TO GROUND LEVEL. THEN REPOSITION MACHINE SO THAT CHASSIS IS LEVEL BEFORE RAISING BOOM.
TRAVELING WITH BOOM BELOW HORIZONTAL IS PERMITTED ON GRADES AND SIDE SLOPES SPECIFIED IN THE OPERATING SPECIFICA­TIONS SECTION OF THIS MANUAL.
4-10 – JLG Lift – 3121286
SECTION 4 - MACHINE OPERATION

Raising and Lowering the Main Boom

TO AVOID SERIOUS INJURY, DO NOT OPERATE MACHINERY IF ANY CONTROL LEVER OR TOGGLE SWITCH CONTROLLING PLATFORM MOVEMENT DOES NOT RETURN TO THE ‘OFF’ OR NEUTRAL POSITION WHEN RELEASED.
TO AVOID A COLLISION AND INJURY IF PLATFORM DOES NOT STOP WHEN A CONTROL SWITCH OR LEVER IS RELEASED, REMOVE FOOT FROM FOOTSWITCH OR USE EMERGENCY STOP SWITCH TO STOP THE MACHINE.

Swinging the Boom

To swing boom, use Swing control to select Right or Left direction.
WHEN SWINGING THE BOOM MAKE SURE THERE IS AMPLE ROOM FOR THE BOOM TO CLEAR SURROUNDING WALLS, PARTITIONS AND EQUIP­MENT.
To raise or lower the Main Boom, position the Main Boom Lift switch to Up or Down until the desired height is reached.

Telescoping the Main Boom

THIS MACHINE USES A TWO-STAGE TELESCOPE CYLINDER. AS THE CYLINDER SHIFTS BETWEEN STAGES, TELESCOPE SPEED WILL CHANGE.
To extend or retract the main boom, use the Main Telescope Control Switch to select IN or OUT movement.
3121286 – JLG Lift – 4-11
SECTION 4 - MACHINE OPERATION

4.8 FUNCTION SPEED CONTROL

This control affects the speed of telescope and platform rotate. Turning the knob all the way counterclockwise until it clicks puts drive, main lift and swing into creep mode.

4.9 SHUT DOWN AND PARK

Shut Down and Park

The procedures to shut down and park the machine are as follows:
1. Drive machine to a reasonably well protected area.
2. Ensure boom is lowered over rear drive axle.
3. Shut down Emergency Stop at Platform Controls.
4. Shut down Emergency Stop at Ground Controls. Posi-
tion Platform/Ground Select switch to the center Off position.
5. If necessary, cover Platform Controls to protect instruc­tion placards, warning decals, and operating controls from hostile environment.
4-12 – JLG Lift – 3121286
SECTION 4 - MACHINE OPERATION

4.10 LIFTING AND TIE DOWN

(See Figure 4-5.)

Lifting

1. Refer to the Serial Number Plate, refer to the Specifica­tions section of this manual, or weigh the individual unit to find out the Gross Vehicle Weight.
2. Place the boom in the stowed position with the turntable locked.
3. Remove all loose items from the machine.
4. Attach lifting device and equipment only to the desig-
nated lifting points.
5. Properly adjust the rigging to prevent damage to the machine and so the machine remains level.

Tie Down

WHEN TRANSPORTING THE MACHINE, THE BOOM MUST BE FULLY LOWERED INTO THE BOOM REST.
1. Place the boom in the stowed position with the turntable locked.
2. Remove all loose items from the machine.
3. Secure the chassis and the platform using straps or
chains of adequate strength and attached to the desig­nated tie down points.
The following procedures are to be used ONLY for emergency movement to a suitable maintenance area.
3121286 – JLG Lift – 4-13
SECTION 4 - MACHINE OPERATION
Figure 4-4. Drive Disconnect Hub

4.11 EMERGENCY TOWING PROCEDURES

THE ALLOWABLE TOWING SPEED IS 1.9 MPH (3 KPH). THE MAXIMUM ALLOWABLE TOWING DISTANCE IS 0.6 MILES (1 KM).
1. Chock wheels securely.
2. Engage the mechanical release on both drive hubs by
loosening, completely reversing, and tightening the two bolts on each hub. Refer to Figure 4-4., Drive Discon­nect Hub
3. Connect suitable equipment, remove chocks, and move machine.
After moving machine, complete the following procedure:
1. Position machine on a firm level surface.
2. Chock wheels securely.
3. Disengage the mechanical release on both drive hubs
by loosening, completely reversing, and tightening the two bolts on each hub.
4. Remove chocks from wheels as desired.
4-14 – JLG Lift – 3121286
SECTION 4 - MACHINE OPERATION
Figure 4-5. Lifting and Tie Down Chart
3121286 – JLG Lift – 4-15
SECTION 4 - MACHINE OPERATION
17
42
3
42
35
22
21
34
13
4
Figure 4-6. Decal Location Sheet 1 of 6
4-16 – JLG Lift – 3121286
16
42
3
22
42
4
33
Figure 4-7. Decal Location Sheet 2 of 6
SECTION 4 - MACHINE OPERATION
3121286 – JLG Lift – 4-17
SECTION 4 - MACHINE OPERATION
LIFTING LUG FOR 80RS/24RS
21
20
3
3
20
21
41
11
2
12
25
38
36
14
26
282221
2
11
41
3
12
Figure 4-8. Decal Location Sheet 3 of 6
4-18 – JLG Lift – 3121286
SECTION 4 - MACHINE OPERATION
LIFTING LUG FOR 80RS/24RS
21
20
3
3
20
21
41
11
2
12
25
38
36
14
26
282221
2
11
41
3
12
Figure 4-9. Decal Location Sheet 3 of 6
3121286 – JLG Lift – 4-19
SECTION 4 - MACHINE OPERATION
39
20
20
18
18
40
15
26
14
29
9
44
23
23
27
19
39
37
Figure 4-10. Decal Location Sheet 4 of 6
4-20 – JLG Lift – 3121286
SECTION 4 - MACHINE OPERATION
45
8
6
7
5
24
Figure 4-11. Decal Location Sheet 5 of 6
3121286 – JLG Lift – 4-21
SECTION 4 - MACHINE OPERATION
TOP VIEW OF FRAME
10
10
Figure 4-12. Decal Location Sheet 6 of 6
4-22 – JLG Lift – 3121286
SECTION 4 - MACHINE OPERATION
Item # ANSI
1001139024-A
1- -- -- -- -- -- -- -
2 1701499 1701499 1701499 1701499 1701499 1701499 1701499
3 1701500 1701500 1701500 1701500 1701500 1701500 1701500
4 1701501 1701501 1701501 1701501 1701501 1701501 1701501
5 1701502 1701502 1701502 1701502 1701502 1701502 1701502
6 1701503 1701503 1701503 1701503 1701503 1701503 1701503
7 1701504 1701504 1701504 1701504 1701504 1701504 1701504
8 1701505 1701505 1701505 1701505 1701505 1701505 1701505
9 1701509 1701509 1701509 1701509 1701509 1701509 1701509
10 1701529 1701529 1701529 1701529 1701529 1701529 1701529
11 1702300 1702300 1702300 1702300 1702300 1702300 1702300
12 1702391 1001113509 1001113168 1702391 1001113171 1001113169 1001113166
13 1702361 1702361 1702361 1702361 1702361 1702361 1702361
14 1702773 1702773 1702773 1702773 1702773 1702773 1702773
15 1702774 1702774 1702774 1702774 1702774 1702774 1702774
16 1702861 1702861 1702861 1702861 1702861 1702861 1702861
17 1702862 1702862 1702862 1702862 1702862 1702862 1702862
18 1702868 1705969 1702868 1705967 1704001 1704000 - -
19 1703797 1703927 1703925 1705895 1703923 1703924 1703926
Korea
1001139026-A
Chinese
1001139027-A
Portuguese
1001139028-A
Spanish
1001139029-A
French
1001139030-
Japan
1001139031-
3121286 – JLG Lift – 4-23
SECTION 4 - MACHINE OPERATION
Item # ANSI
1001139024-A
20 1703804 1703951 1703949 1705898 1703947 1703948 1703950
21 1703805 1703939 1703937 1705897 1703935 1703936 1703938
22 1703953 1703945 1703943 1705903 1703941 1703942 1703944
23 1704277 1704277 1704277 1704277 1704277 1704277 1704277
24 1704412 1704412 1704412 1704412 1704412 1704412 1704412
25 1704575 1705345 1001116849 1705896 1705917 1705347 1705344
26 1704885 1704885 1704885 1704885 1704885 1704885 1704885
27 1705351 1705427 1705351 1705905 1705910 1705429 1705426
28- -- -- -- -- -- -- -
29 - - - - - - 1705902 - - 1703984 1703980
30- -- -- -- -- -- -- -
31- -- -- -- -- -- -- -
32- -- -- -- -- -- -- -
33- -- -- -- -- -- -- -
34 - - - - 1001131269 1001131269 10 01131269 1001131269 1001131269
35- -- -- -- -- -- -- -
36 - - - - 1001140402 1001140402 10 01140402 1001140402 1001140402
37 - - - - 1001140403 1001140403 10 01140403 1001140403 1001140403
38 - - - - 1001121823 1001121823 10 01121818 1001121816 1001121821
39 - - - - 1001121810 1001121920 10 01121805 1001121803 1001121808
Korea
1001139026-A
Chinese
1001139027-A
Portuguese
1001139028-A
Spanish
1001139029-A
French
1001139030-
Japan
1001139031-
4-24 – JLG Lift – 3121286
SECTION 4 - MACHINE OPERATION
Item # ANSI
1001139024-A
40 - - - - 1001140429 1001140429 1001140429 1001140429 100 1140429
41- -- -- -- -- -- -- -
42- -- -- -- -- -- -- -
43- -- -- -- -- -- -- -
44- -- -- -- -- -- -- -
45- -- -- -- -- -- -- -
46- -- -- -- -- -- -- -
47- -- -- -- -- -- -- -
Korea
1001139026-A
Chinese
1001139027-A
Portuguese
1001139028-A
Spanish
1001139029-A
French
1001139030-
Japan
1001139031-
3121286 – JLG Lift – 4-25
SECTION 4 - MACHINE OPERATION
NOTES:
4-26 – JLG Lift – 3121286

5.1 GENERAL

SECTION 5 - EMERGENCY PROCEDURES

SECTION 5. EMERGENCY PROCEDURES

This section explains the steps to be taken in case of an emergency situation while operating.

5.2 INCIDENT NOTIFICATION

JLG Industries, Inc. must be notified immediately of any inci­dent involving a JLG product. Even if no injury or property damage is evident, the factory should be contacted by tele­phone and provided with all necessary details.
In USA: JLG Phone: 877-JLG-SAFE (554-7233)
Outside USA: 240-420-2661
E-mail:
ProductSafety@JLG.com
Failure to notify the manufacturer of an incident involving a JLG Industries product within 48 hours of such an occur­rence may void any warranty consideration on that particular machine.
FOLLOWING ANY INCIDENT, THOROUGHLY INSPECT THE MACHINE AND TEST ALL FUNCTIONS FIRST FROM THE GROUND CONTROLS, THEN FROM THE PLATFORM CONTROLS. DO NOT LIFT ABOVE 3 M (10 FT.) UNTIL YOU ARE SURE THAT ALL DAMAGE HAS BEEN REPAIRED, IF REQUIRED, AND THAT ALL CONTROLS ARE OPERATING CORRECTLY.

5.3 EMERGENCY OPERATION

Operator Unable to Control Machine

IF THE PLATFORM OPERATOR IS PINNED, TRAPPED OR UNABLE TO OPERATE OR CONTROL MACHINE:
1. Other personnel should operate the machine from ground controls only as required.
2. Other qualified personnel on the platform may use the platform controls. DO NOT CONTINUE OPERATION IF CONTROLS DO NOT FUNCTION PROPERLY.
3. Cranes, forklift trucks or other equipment can be used to stabilize motion of the machine.
3121286 – JLG Lift – 5-1
SECTION 5 - EMERGENCY PROCEDURES

Platform or Boom Caught Overhead

If the platform or boom becomes jammed or snagged in overhead structures or equipment, rescue platform occu­pants prior to freeing the machine.

5.4 EMERGENCY TOWING PROCEDURES

Towing this machine is prohibited. However, provisions for mov­ing the machine have been incorporated. Refer to Emergency Towing Procedures in Section 4.
5-2 – JLG Lift – 3121286
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE

SECTION 6. GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE

6.1 INTRODUCTION

This section of the manual provides additional necessary information to the operator for proper operation and mainte­nance of this machine.
The maintenance portion of this section is intended as infor­mation to assist the machine operator to perform daily main­tenance tasks only, and does not replace the more thorough Preventive Maintenance and Inspection Schedule included in the Service and Maintenance Manual.
Other Publications Available:
Service and Maintenance Manual ............................ 3121287
Illustrated Parts Manual ............................................ 3121288

6.2 OPERATING SPECIFICATIONS AND PERFORMANCE DATA

Operating Specifications

Table 6-1. Operating Specifications
Capacity: Unrestricted: A NS I A NS I E xp o r t
Maximum Travel Grade, stowed Position (Gradeability) see Figure 4-3.
Maximum Travel Grade, stowed Position (Side Slope) see Figure 4-3.
Drive Speed - Stowed 2.8 mph (4.5 kph)
Elevated Drive Speed 0.75 mph (1.2 kph)
Gross Machine Weight - Approximate 23300 lbs. (10568 kg)
Ground Bearing Pressure 83 psi (5.83 kg/cm
System Voltage 12V DC
Maximum Main Relief Hyd. Pressure 3000 psi (207 Bar)
500 lbs. (227 kg) 500 lbs. (227 kg)
45%
2
)
3121286 – JLG Lift – 6-1
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE

Dimensional Data Capacities

Table 6-2. Dimensional Data
Turning Radius (Inside Left Turn) 12’ 9" (3.89 m)
Turning Radius (Inside Right Turn) 12’ 11" (3.93 m)
Turning Radius (Outside Left Turn) 22’ 10" (6.95 m)
Turning Radius (Outside Right Tur n) 22’ 6" (6.85 m)
Machine Height (stowed) 9’ (2.76 m)
Machine Height (storage) 8’ 2" (2.5 m)
Machine Length (stowed) 38’ 8" (11.85 m)
Horizontal Reach 58’ 5" (17.8 m)
Machine Width (Normal Operation) 8’ 2" (2.49 m)
Machine Width (Shipping) 7’ 1" (2.2 m)
Wheel Base 9’ 6" (2.9 m)
Platform Height 80’ 5" (24.5 m)
Platform Height w/LSS 80’ 6" (24.5 m)
Ground Clearance 11.2" (28.5 cm)
Table 6-3. Capacities
Hydraulic Oil Tank (to Full Level) 32.5 Gal. (123 L)
Drive Hub*
20.5 oz. (0.6 L)
*Drive hubs should be one half full of lubricant.
6-2 – JLG Lift – 3121286
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE

Tires Engine Data

Table 6-4. Tires
Size 39 x 15-22.5
Maximum Tire Load 13,000 lbs. (5896.7 kg)
Type Foam Filled
Table 6-5. Deutz D2011
Type Liquid Cooled
Number of Cylinders 4
Bore 3.7in. (94 mm)
Stroke 4.4 in. (112 mm)
Total Displacement 189.6 cu. in. (3.1 L)
Compression Ratio 19.0:1
Firing Order 1-3-4-2
Output 36.4 hp (48.8 kW)
Low Idle RPM 1200 ± 50
High Idle RPM 2500 ± 50
3121286 – JLG Lift – 6-3
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
Table 6-6. Hydraulic Oil
Hydraulic System
Operating
Temperature Range
S.A.E. Viscosity
Grade
+0° to + 180° F (-18° to +83° C)
10W
+0° to + 210° F (-18° to +99° C)
10W-20, 10W30
+50° to + 210° F
(+10° to +99° C
20W-20

Hydraulic Oil

NOTE: Hydraulic oils require anti-wear qualities at least API Ser-
vice Classification GL-3, and sufficient chemical stability for mobile hydraulic system service.
NOTE: Machines may be equipped with Mobil EAL biodegrad-
able and non-toxic hydraulic oil. This is a fully synthetic hydraulic oil that possesses the same anti-wear and rust protection characteristics as mineral oils, but will not adversely affect the ground water or the environment when spilled or leaked in small amounts.
6-4 – JLG Lift – 3121286
NOTE: Aside from JLG recommendations, it is not advisable to
mix oils of different brands or types, as they may not con­tain the same required additives or be of comparable vis­cosities. If use of hydraulic oil other than Mobil 424 is desired, contact JLG Industries for proper recommenda­tions.
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
Figure 6-1. Engine Oil Operating Temperature Specifications
1001151190-A
3121286 – JLG Lift – 6-5
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
Figure 6-2. Hydraulic Oil Operating Temperature Specifications
1001151189-A
6-6 – JLG Lift – 3121286
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE

Major Component Weights

DO NOT REPLACE ITEMS CRITICAL TO STABILITY WITH ITEMS OF DIF­FERENT WEIGHT OR SPECIFICATION (FOR EXAMPLE: BATTERIES, FILLED TIRES, PLATFORM) DO NOT MODIFY UNIT IN ANY WAY TO AFFECT STABILITY.
Table 6-7. Critical Stability Weights
Components LBS. KG.
Tire & Wheel (Foam-Filled) 513 233
Engine Assembly (w/tray) 1125 510
Battery 41 18.5
Chassis complete (w/swing bearing) 4950 2245
Chassis & Turntable (w/o booms) 11735 5323
Left Counterweights 907 411.5
Right Counterweights 907 411.5
To we r Bo om 2013 913
Table 6-7. Critical Stability Weights
Components LBS. KG.
Upright 1715 778
Main Boom Assembly 3475 1576
Platform 224 102
Platform Support 68 31
Platform Rotator 55 25
To we r Li nk 893 405
3121286 – JLG Lift – 6-7
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
Figure 6-3. Operator Maintenance and Lubrication Diagram
6-8 – JLG Lift – 3121286

6.3 OPERATOR MAINTENANCE

Table 6-8. Lubrication Specifications.
KEY SPECIFICATIONS
BG* Bearing Grease (JLG Part No. 3020029) Mobilith SHC 460.
HO Hydraulic Oil. API service classification GL-4, e.g. Mobilfluid
424.
EPGL Extreme Pressure Gear Lube (oil) meeting API Service Clas-
sification GL-5 or Mil-Spec Mil-L-2105.
MPG Multipurpose Grease having a minimum dripping point of
350° F (177° C). Excellent water resistance and adhesive qualities, and being of extreme pressure type. (Timken OK 40 pounds minimum.)
EO Engine (crankcase) Oil. Gas - API SF, SH, SG class, MIL-L-
2 10 4. Di es e l - AP I C C /C D c la s s, MI L-L- 21 0 4B /M IL- L­2104C.
*MPG may be substituted for these lubricants, if necessary, but service intervals wi ll be reduced.
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
NOTE: The following numbers correspond to those in Figure 6-
3., Operator Maintenance and Lubrication Diagram.
3121286 – JLG Lift – 6-9
LUBRICATION INTERVALS ARE BASED ON MACHINE OPERATION UNDER NORMAL CONDITIONS. FOR MACHINES USED IN MULTI-SHIFT OPERATIONS AND/OR EXPOSED TO HOSTILE ENVIRONMENTS OR CON­DITIONS, LUBRICATION FREQUENCIES MUST BE INCREASED ACCORD­INGLY.
1. Swing Bearing
Lube Point(s) - 2 Fittings Capacity - A/R Lube - BG Interval - Every 3 months or 150 hrs of operation Comments - Apply grease and rotate in 90 degree
intervals until bearing is completely lubricated
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
DRAIN
FILL
2. Swing Gearbox
Lube Point(s) - Fill Plug Capacity - 32 ounces (946 cc) Lube - EPGL Interval - Check level every 150 hrs/Change every 1200 hours of operation. Fill to cover ring gear.
3. Hydraulic Tank
Lube Point(s) - Fill Cap Capacity - 36 Gal. (136.3 L), 32.5 Gal. (123 L) to Full Level;
26.5 Gal (100.3 L) to Refill Mark Lube - HO Interval - Check Level daily; Change every 2 years or 1200
hours of operation.
Comments - On new machines, those recently over-
hauled, or after changing hydraulic oil, operate all sys­tems a minimum of two complete cycles and recheck oil level in reservoir.
6-10 – JLG Lift – 3121286
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
4. Hydraulic Tank Return Filter and Breather
Interval - Change after first 50 hrs. and every 6 months or
300 hrs. thereafter.
Comments - For breather element, remove wing nut and
cover to replace. Under certain conditions, it may be necessary to replace both elements on a more frequent basis.
5. King Pins
Lube Point(s) - 2 Grease Fittings Capacity - As Required Lube - MPG Interval - Every 3 months or 150 hrs of operation
3121286 – JLG Lift – 6-11
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
FILL PORT
15°
OIL SHOULD BE TO THIS HEIGHT
6. Wheel Drive Hub
Lube Point(s) - Level/Fill Plug Capacity - 20.5 oz. (0.6 L) Lube - Mineral Oil ISO VG150 Interval - Check level every 3 months or 150 hrs of opera­tion; change every 2 years or 1200 hours of operation
7. Oil Change with Filter
Lube Point(s) - Fill Cap/Spin-on Element Total Capacity (Engine & Oil Cooler)- 15 Quarts (14.2 L) w/ Filter Lube - EO Interval - Check level daily; change every 600 hours or six
months, whichever comes first. Adjust final oil level by mark on dipstick.
6-12 – JLG Lift – 3121286
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
8. Fuel Filter/Water Separator
Lube Point(s) - Replaceable Element Interval - Every year or 600 hours of operation
9. Air Filter
Lube Point(s) - Replaceable Element Interval - Every 6 months or 300 hours of operation
3121286 – JLG Lift – 6-13
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
10. Charge Filter
Interval - Change after first 50 hrs. and every 6 months or
300 hrs. thereafter.
11. Main Valve Filter
Interval - Change after first 50 hrs. and every 6 months or
300 hrs. thereafter.
6-14 – JLG Lift – 3121286
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
12. Optional Fuel Filter
Lube Point(s) - Replaceable Element Interval - Every year or 600 hours of operation
3121286 – JLG Lift – 6-15
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE

6.4 TIRES & WHEELS

Tire Replacement

JLG recommends a replacement tire be the same size, ply and brand as originally installed on the machine. Please refer to the JLG Parts Manual for the part number of the approved tires for a particular machine model. If not using a JLG approved replace­ment tire, we recommend that replacement tires have the follow­ing characteristics:
• Equal or greater ply/load rating and size of original
• Tire tread contact width equal or greater than original
• Wheel diameter, width, and offset dimensions equal to the original
• Approved for the application by the tire manufacturer (including inflation pressure and maximum tire load)
Unless specifically approved by JLG Industries Inc. do not replace a foam filled or ballast filled tire assembly with a pneu­matic tire. When selecting and installing a replacement tire, ensure that all tires are inflated to the pressure recommended by JLG. Due to size variations between tire brands, both tires on the same axle should be the same.

Wheel and Tire Replacement

The rims installed on each product model have been designed for stability requirements which consist of track width, tire pres­sure, and load capacity. Size changes such as rim width, center piece location, larger or smaller diameter, etc., without written factory recommendations, may result in an unsafe condition regarding stability.

Wheel Installation

It is extremely important to apply and maintain proper wheel mounting torque.
WHEEL NUTS MUST BE INSTALLED AND MAINTAINED AT THE PROPER TORQUE TO PREVENT LOOSE WHEELS, BROKEN STUDS, AND POSSI­BLE DANGEROUS SEPARATION OF WHEEL FROM THE AXLE. BE SURE TO USE ONLY THE NUTS MATCHED TO THE CONE ANGLE OF THE WHEEL.
Tighten the lug nuts to the proper torque to prevent wheels from coming loose. Use a torque wrench to tighten the fasteners. If you do not have a torque wrench, tighten the fasteners with a lug wrench, then immediately have a service garage or dealer tighten the lug nuts to the proper torque. Over-tightening will result in breaking the studs or permanently deforming the
6-16 – JLG Lift – 3121286
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE
1
2
3
4
5
6
7
8
9
mounting stud holes in the wheels. The proper procedure for attaching wheels is as follows:
1. Start all nuts by hand to prevent cross threading. DO NOT use a lubricant on threads or nuts.
2. Tighten nuts in the following sequence.
3. The tightening of the nuts should be done in stages. Fol-
lowing the recommended sequence, tighten nuts per wheel torque.
4. Wheel nuts should be torqued before first road use and after each wheel removal. Check and torque every 3 months or 150 hours of operation.
Table 6-9. Wheel Torque Chart
TORQUE SEQUENCE
1st Stage 2nd Stage 3rd Stage
40 ft lbs (55 Nm) 95 ft lbs (130 Nm) 170 ft lbs (230 Nm)
3121286 – JLG Lift – 6-17
SECTION 6 - GENERAL SPECIFICATIONS & OPERATOR MAINTENANCE

6.5 SUPPLEMENTAL INFORMATION

The following information is provided in accordance with the requirements of the European Machinery Directive 2006/42/ EC and is only applicable to CE machines.
For electric powered machines, the equivalent continuous A­Weighted sound pressure level at the work platform is less than 70dB(A)
For combustion engine powered machines, guaranteed Sound Power Level (LWA) per European Directive 2000/14/ EC (Noise Emission in the Environment by Equipment for Use Outdoors) based on test methods in accordance with Annex III, Part B, Method 1 and 0 of the directive, is 104 dB.
The vibration total value to which the hand-arm system is
subjected does not exceed 2,5 m/s square value of weighted acceleration to which the whole
body is subjected does not exceed 0,5 m/s
2
. The highest root mean
2
.
6-18 – JLG Lift – 3121286

SECTION 7. INSPECTION AND REPAIR LOG

Machine Serial Number _______________________________________
Table 7-1. Inspection and Repair Log
Date Comments
SECTION 7 - INSPECTION AND REPAIR LOG
3121286 – JLG Lift – 7-1
SECTION 7 - INSPECTION AND REPAIR LOG
Table 7-1. Inspection and Repair Log
Date Comments
7-2 – JLG Lift – 3121286
Corporate Office
3121286
JLG Industries, Inc. 1 JLG Drive McConnellsburg PA. 17233-9533 USA
(717) 485-6417
JLG Worldwide Locations
JLG Industries (Australia) P.O. Box 5119 11 Bolwarra Road Port Macquarie N.S.W. 2444 Australia
+61 2 65 811111
+61 2 65813058
JLG Deutschland GmbH Max-Planck-Str. 21 D - 27721 Ritterhude - Ihlpohl Germany
+49 (0)421 69 350 20
+49 (0)421 69 350 45
JLG Latino Americana Ltda. Rua Eng. Carlos Stevenson, 80-Suite 71 13092-310 Campinas-SP Brazil
+55 19 3295 0407
+55 19 3295 1025
JLG Equipment Services Ltd. Rm 1107 Landmark North 39 Lung Sum Avenue Sheung Shui N. T. Hong Kong
(852) 2639 5783
(852) 2639 5797
Plataformas Elevadoras JLG Iberica, S.L. Trapadella, 2 P.I. Castellbisbal Sur 08755 Castellbisbal, Barcelona Spain
+34 93 772 4700
+34 93 771 1762
(717) 485-5161
JLG Industries (UK) Ltd Bentley House Bentley Avenue Middleton Greater Manchester M24 2GP - England
+44 (0)161 654 1000
+44 (0)161 654 1001
JLG Industries (Italia) s.r.l. Via Po. 22 20010 Pregnana Milanese - MI Italy
+39 029 359 5210
+39 029 359 5845
JLG Sverige AB Enkopingsvagen 150 Box 704 SE - 176 27 Jarfalla Sweden
+46 (0)850 659 500
+46 (0)850 659 534
JLG France SAS Z.I. de Baulieu 47400 Fauillet France
+33 (0)5 53 88 31 70
+33 (0)5 53 88 31 79
Oshkosh-JLG Singapore Technology Equipment Pte Ltd 29 Tuas Ave 4, Jurong Industrial Estate Singapore, 639379
+65-6591 9030
+65-6591 9031
www.jlg.com
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