Gradall 534B (9103-1390) Service Manual User Manual
534b, Service manual
®
534B
9103-1390
July 2002
Starting S/N
8744110 thru 0144859
Also S/N 8744079 &
(534B-9) S/N 0144860
thru S/N 0144899
®
®
SERVICE MANUAL
CORPORATE OFFICE
JLG INDUSTRIES, INC.
1 JLG DRIVE
McConnellsburg, PA
17233-9533
USA
Telephone: (717) 485-5161
Fax: (717) 485-6417
GRADALL DIVISION
JLG INDUSTRIES, INC.
406 Mill Avenue S.W.
New Philadelphia, OH
44663
USA
Telephone: (330) 339-2211
Fax: (330) 339-8458
Table of contents
Document Outline
- 9103-1390 534B SERVICE MANUAL
- OPERATOR INSTRUCTION & LUBRICATION
- 48729 Operation & Lubrication Manual
- IMPORTANT SAFETY NOTICE
- INTRODUCTION
- NOMENCLATURE
- SAFETY HIGHLIGHTS
- DECALS
- HAND SIGNALS
- OPERATOR'S CAB
- CONTROL AND INSTRUMENT IDENTIFICATION
- CHECKS AND SERVICES BEFORE STARTING ENGINE
- ENGINE OPERATION
- WARM UP AND OPERATIONAL CHECKS
- BRAKE SYSTEM
- STEERING SYSTEM
- DRIVE TRAIN
- MATERIAL HANDLING
- OPERATING PROCEDURES AND TECHNIQUES
- PARKING
- STORAGE
- RECOMMENDED LUBRICANTS AND CAPACITIES
- TIRE SPECIFICATIONS
- LUBRICATION AND MAINTENANCE DIAGRAM
- LUBRICATION FREQUENCIES
- 28327 Preventive Maintenance Chart
- 48729 Operation & Lubrication Manual
- HYDRAULIC SYSTEM
- 48730 System Operation Manual
- NOMENCLATURE
- CONTROL & INSTRUMENT IDENTIFICATION
- ENGINE
- ELECTRICAL & FUEL TANK
- MAIN FRAME, FRONT DRIVE AXLE, DRIVE SHAFT
- REAR DRIVE & STEERING AXLE
- HYDRAULIC MOTORS AND TIRES
- TRANSMISSION & TORQUE CONVERTER
- STEERING CIRCUIT
- BRAKE CIRCUIT NOMENCLATURE
- HYDRAULIC SERVICE BRAKES, WET DISC BRAKES
- SERVICE & PARKING BRAKE APPLICATIONS
- HYDRAULIC SYSTEM NOMENCLATURE
- HYDRAULIC CYLINDERS
- MAIN PUMP CIRCUITS
- PILOT PUMP CIRCUIT
- HYDRAULIC CIRCUITS, SWAY CIRCUIT
- AUXILIARY HYDRAULIC SYSTEM
- TILT & COMPENSATING CIRCUITS
- CROWD CIRCUIT & MOVEMENTS
- BOOM SECTIONS & SLIDER PADS
- LIFT CIRCUIT, MANUAL "QUICK SWITCH" ASS'Y
- OUTRIGGER CIRCUITS (OPTIONAL)
- FRONT & REAR WHEEL DRIVE
- FORWARD/REVERSE LEVER (Neutral & Shifted)
- INCHING
- QUICK SWITCH ATTACHMENTS
- 81-515-009 Mico Sliding Caliper Disc Brakes Service Manual
- 81-600-001 Mico Guideline for Installing Hydraulic Brake Components
- 81-950-016 Mico Brake Service Procedure
- 81-460-159 Mico Hydraulic Brake Valve
- 48730 System Operation Manual
- TESTING & ADJUSTING
- 48731 Testing & Adjusting Manual
- Introduction - Pumps
- Tools Needed to Test System
- How to Test Pump Flow - Test Ports
- Hydraulic Pressure Test Ports
- Testing Relief Valve Pressures - Adjusting Relief Valves
- How to Test and Adjust Main Control Valve Relief
- How to Test and Adjust Pilot Pump Relief Valve
- Testing and Adjusting Steering Circuit Relief Valve
- How to Test Tilt Circuit Relief Valves
- How to Test & Adjust Drive Circuit Relief Valves
- How to Test Crowd Circuit Relief Valve
- Testing the Brake Circuits
- How to Test and Adjust the Inching System
- How to Check and Adjust the Boom Cables
- Boom Slider Pad Adjustment
- How to Check and Tighten Boom Hoses
- Hydraulic Circuit Table of Pressures
- Torque Chart
- Electric Schematic Drawing
- Hydraulic Schematic Drawing
- 48731 Testing & Adjusting Manual
- TROUBLE SHOOTING
- TRANSMISSION & TORQUE CONVERTER
- SM HR 182-3 Clark 18000 Series Powershift Transmission
- HOW THE UNITS OPERATE
- SECTIONAL VIEWS AND PARTS IDENTIFICATION
- DISASSEMBLY OF TRANSMISSION
- CLUTCH DISASSEMBLY
- CLEANING AND INSPECTION
- REASSEMBLY OF TRANSMISSION
- SERVICING MACHINE AFTER TRANSMISSION OVERHAUL
- TOWING OR PUSH STARTING
- SPECIFICATIONS AND SERVICE DATA
- LUBRICATION
- TROUBLESHOOTING GUIDE
- TYPICAL TWO AND THREE SPEED POWER FLOW
- PRESSURE CHECK POINTS
- CLUTCH AND GEAR ARRANGEMENT
- DRIVE PLATE INSTALLATION
- TRANSMISSION TO ENGINE INSTALLATION PROCEDURE
- SPEED SENSOR BUSHING INSTALLATION
- SM HR 182-3 Clark 18000 Series Powershift Transmission
- MISCELLANEOUS
- OPERATOR INSTRUCTION & LUBRICATION