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JLG 320-30 Scissor Lift Service Manual

136 pages · Publication 3121319

$69.53
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Models
320-30
Manual type
Service Manual
Pages
136
Publication
3121319
Condition
Brand new
JLG 320-30 Scissor Lift Service Manual, publication 3121319

What's inside

From the manual's own table of contents: 228 sections, 267 entries. See sample pages (PDF, 516 KB)

General
Hydraulic System Safety
Maintenance4 topics
  • Operating Specifications
  • Dimensional Data
  • Capacities
  • Engine
Battery3 topics
  • Tires
  • Torque Requirements
  • Sensors
Platform Stowed/Jacks Retract Limit Switch
High Drive Speed Cutout Limit Switch
Maximum Drive Height Limit Switch
Maximum Height Limit Switch
Tilt Sensor
Outrigger Sensors
Oscillating Axle Limit Switch5 topics
  • Major Component Weights
  • Critical Stability Weights
  • Pressure Setting
  • Lubrication
  • Machine Preparation, Inspection, and Maintenance
Preparation, Inspection, and Maintenance
Pre-Start Inspection
Pre-Delivery Inspection and Frequent Inspection
Annual Machine Inspection
Preventative Maintenance1 topic
  • Service and Guidelines
Safety and Workmanship
Cleanliness
Components Removal and Installation
Component Disassembly and Reassembly
Pressure-Fit Parts
Bearings
Gaskets
Bolt Usage and Torque Application
Show all 228 sections
Hydraulic Lines and Electrical Wiring
Hydraulic System
Lubrication
Lubrication and Servicing1 topic
  • Lubrication and Information
Hydraulic Oil
Changing Hydraulic Oil
Lubrication Specifications2 topics
  • TABLE OF CONTENTS Operator Maintenance
  • Cylinder Drift Test
Platform Drift2 topics
  • Preventive Maintenance and Inspection Schedule
  • Operating Characteristics
Leveling Jacks1 topic
  • Wheel Assembly
Torque Hub
Roll Test
Leak Test
Lubricant
Tire Replacement
Wheel Replacement
Wheel Installation2 topics
  • Steering Assembly
  • Rear Axle
Rear Axle Limit Switches2 topics
  • Outrigger Cylinder Removal
  • Side Compartments
Hood Assembly
Engine
Engine Tray Slide
Hydraulic Pump Assembly
Exhaust Assembly
Air Filter Assembly
Engine Removal
Hydraulic Tank
Pressure Filter
Fuel Tank
Ground Control Panel1 topic
  • Platform
Platform Control Box
Receptacles
Main Platform Side Rails
Main Platform End Rail
Platform Extension Side Rails
Platform Extension End Rail
Platform Removal2 topics
  • Ladder Installation
  • Scissor Arms
Scissor Arm Assembly Removal
Lift Cylinder Removal
Scissor Arms Disassembly1 topic
  • Cylinders - Theory of Operation
Deck Extension Cylinder
Lift Cylinder
Outrigger Cylinders
Steer Cylinder1 topic
  • Valves - Theory of Operation
Solenoid Control Valves (Bang-Bang)
Relief Valves
Crossover Relief Valves
Proportional Valve1 topic
  • TABLE OF CONTENTS Cylinder Checking Procedure
Cylinders Without Counterbalance Valves and Steer Cylinder1 topic
  • Cylinder Repair
Disassembly
Cleaning and Inspection
Assembly1 topic
  • Valves
Valve Compartment
Main Valve Bank Assembly (Drive/Lift/Axle Lockout)
Main Valve Bank (Extend/Outrigger)
Drive Valve
Hand Pump
Manual Descent Valve
Steer Valve
Lift/Lower Valve Block
Load Check Valves
Outrigger Safety Valves
Circulation Control Valve1 topic
  • Operation and Technical Data On Control Card Complex 2
General Description of Components and Functions
Joystick Controller and Drive Mode
Joystick Controller and Drive/Lift/Lower
Platform Extension - Hydraulic1 topic
  • Automatic Self Leveling Device - (NIVOLUX)
Introduction
Operation
Operating Instructions and Technical Details
Nivolux Board LED’s
Exchange and Adjustment of the NIVOLUX-Board1 topic
  • Engine Control System (Circuit Board Code MC 536)
Functional Description1 topic
  • Load Sensing System (LSS)
LSS Re-Calibration Procedure2 topics
  • General
  • Multimeter Basics
Grounding
Backprobing
Min/Max
Polarity
Scale
Continuity Measurement Over Long Distances
Requirements
Procedure1 topic
  • Applying Silicone Dielectric Compound To Amp Connectors
Wedge Lock
Service - Voltage Reading1 topic
  • Working With Deutsch Connectors
DT/DTP Series Assembly
DT/DTP Series Disassembly
HD30/HDP20 Series Assembly
HD30/HDP20 Series Disassembly
Limit Switch Locations
Engine Operating Temperature Specifications
Torque Chart - (In/Lb - Ft/Lb). (For ASTM Fasteners)
Torque Chart (Metric Conversion) - (For ASTM Fasteners)
Torque Chart - (Nm) - (For Metric Class Fasteners)
Lubrication Diagram
Wheel Assembly Removal
Hub Torque Values
Steering Assembly
Oscillating Axle
Oscillating Axle Limit Switches
Outrigger Cylinder Removal - (Sheet 1 of 2)
Outrigger Cylinder Removal - (Sheet 2 of 2)
Deutz Engine
Hydraulic Pump
Hydraulic Tank Removal
Pressure Filter Removal
Fuel Tank Removal
Ground Control Panel Removal
Battery Removal
Receptacles Removal
Main Platform Side Rails Removal
Main Platform End Rail Removal
Platform Extension Side Rails Removal
Platform Extension End Rail Removal
Platform Removal - 1 of 2 (Front of Platform)
Platform Removal - 2 of 2 (Rear of Platform)
Ladder Installation
Limit Switch Adjustment
Scissor Arm Removal (Left Side)
Scissor Arm Removal (Right Side)
Lift Cylinder Valve Block Removal
Load Check Valve Romoval
Safety Valve and Limit Switch Removal
Cylinder Barrel Support
Cylinder Head Removal
Cylinder Rod Support
Piston Setscrew Removal
Piston Removal
Piston Seals
Spacer Removal
Cylinder Head Seals
Bushing Installation
Rod Seal Installation
Cylinder Head Seal Installation
Cylinder Head Installation
Spacer Installation
Piston Seal Installation
Piston Installation
Piston Setscrew Installation
Rod Installation
Valve Block Installation
Load Check Valve Installation
Safety Valve and Limit Switch Installation
Lift Cylinder Assembly
Steer Cylinder Assembly
Outrigger Cylinder Assembly
Axle Locking Cylinder Assembly
Extension Cylinder Assembly
Arms and Platform Positioning and Support
Main Valve Bank (Drive/Lift/Axle Lockout)
Main Valve Pressure Adjustment
Hand Pump Schematic
Lift Cylinder Valve Block
Load Check Valve
Control Card Complex 2 Board
Platform Control Station
Nivolux Control Board
Voltage Measurement (DC)
Resistance Measurement
Continuity Measurement
Current Measurement (DC)
AMP Connector
Connector Assembly (1 of 4)
Connector Assembly (2 of 4)
Connector Assembly (3 of 4)
Connector Assembly (4 of 4)
Connector Disassembly
Connector Installation
DT/DTP Contact Installation
DT/DTP Contact Removal
HD/HDP Contact Installation
HD/HDP Locking Contacts Into Position
HD/HDP Contact Removal
HD/HDP Unlocking Contacts
Electrical Schematic - Sheet 1 of 14
Electrical Schematic - Sheet 2 of 14
Electrical Schematic - Sheet 3 of 14
Electrical Schematic - Sheet 4 of 14
Electrical Schematic - Sheet 5 of 14
Electrical Schematic - Sheet 6 of 14
Electrical Schematic - Sheet 7 of 14
Electrical Schematic - Sheet 8 of 14
Electrical Schematic - Sheet 9 of 14
Electrical Schematic - Sheet 10 of 14
Electrical Schematic - Sheet 11 of 14
Electrical Schematic - Sheet 12 of 14
Electrical Schematic - Sheet 13 of 14
Electrical Schematic - Sheet 14 of 14
Hydraulic Diagram - Sheet 1 of 2
Hydraulic Diagram - Sheet 2 of 2
Hydraulic Schematic - H900040 RevA
Operating Specifications
Dimensional Data
Capacities
Engine Specifications
Engine Battery Specifications
Tire Specifications
Component Weights
Critical Stability Weights
Pressure Settings
Mobil DTE 11M Specs
Inspection and Maintenance
Preventive Maintenance and Safety Inspection
Torque Hub Technical Data
Hydraulic Pump Specifications
Deutz Engine Control Board
LSS Load Height Chart

Inside this manual

Real pages from this service manual (136 pages). Open the sample pages (PDF, 514 KB)

Sample pages from the JLG 320-30 Scissor Lift Service Manual: Specifications, Repair procedure, Diagram
  • Specifications, page 14: SECTION 1 - SPECIFICATIONS
  • Repair procedure, page 36: 3.4 REAR AXLE
  • Diagram, page 118: SECTION 6 - GENERAL ELECTRICAL INFORMATION & SCHEMATICS

This is a service manual

Here's how it compares to the other manual types.

This manual

Service manual

Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.

Operator's manual

Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.

Parts manual

Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.

Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.

What it's used for

Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.

Service shops and owner/operators who repair their own equipment

Identifying correct parts and seeing how assemblies come apart and go back together

Keeping equipment running with less downtime

Factory manual, 136 pages

Quantity one is the manual described above.

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Ships in 1 business day.

60-day returns

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Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).