Jlg M400 Operator Manual User Manual Page 82
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SECTION 5 - EMERGENCY PROCEDURES
5-2 – JLG Lift – 3121644
Platform or Boom Caught Overhead
If the platform or boom becomes jammed or snagged in over-
head structures or equipment, rescue platform occupants prior to
freeing the machine.
5.4 EMERGENCY TOWING PROCEDURES
Towing this machine is prohibited, unless properly equipped.
However, provisions for moving the machine, in case of a mal-
function or power failure, have been incorporated. The following
procedures are to be used ONLY for emergency movement to a
suitable maintenance area.
1. Chock wheels securely.
2. Disengage drive hubs by reversing disconnect caps.
3. Connect suitable equipment, remove chocks, and move
machine.
After moving machine, complete the following procedures:
1. Position machine on a firm and level surface.
2. Chock wheels securely.
3. Engage drive hubs by reversing disconnect caps on hubs.
4. Remove chocks from wheels as needed.
5.5 MANUAL DESCENT SYSTEM
The manual descent system is used, in the event of total power fail-
ure, to lower the upper and lower booms using gravity. To operate
the manual descent system, proceed as follows:
1. Locate manual descent knob on main valve and turn clock-
wise. Install handle into manual descent pump and lower
the Mid and Lower Booms by pumping the handle until they
are completely lowered.
2. Turn manual descent knob counterclockwise and lower the
Upper (or main) Boom by pumping the handle until it is
completely lowered. Return manual descent knob to center
position and stow handle in bracket provided.
5.6 MANUAL SWING OVERRIDE
The manual swing override is used to manually swing boom and
turntable assembly in the event of a total power failure when the
platform is positioned over a structure or obstacle. To operate the
manual swing override, proceed as follows:
1. Using a 7/8 inch socket and ratchet wrench, locate nut on
swing worm gear on left side of machine.
2. Install wrench on nut and ratchet in the direction desired.
- Operation and Safety Manual 1
- FOREWORD 3
- Contact: 5
- Outside USA: 5
- REVISION LOG 6
- TABLE OF CONTENTS 10
- 1.1 GENERAL 11
- 1.2 PRE-OPERATION 11
- Workplace Inspection 12
- Machine Inspection 13
- 1.3 OPERATION 13
- General 13
- Trip and Fall Hazards 14
- Electrocution Hazards 15
- 1-6 – JLG Lift – 3121644 16
- Tipping Hazards 17
- 1-8 – JLG Lift – 3121644 18
- 3121644 – JLG Lift – 1-9 19
- 1-10 – JLG Lift – 3121644 20
- 1.5 MAINTENANCE 21
- Maintenance Hazards 21
- 1-12 – JLG Lift – 3121644 22
- Battery Hazards 23
- 1-14 – JLG Lift – 3121644 24
- 2.1 PERSONNEL TRAINING 25
- Operator Training 25
- Training Supervision 25
- Operator Responsibility 25
- 2-2 – JLG Lift – 3121644 26
- 3121644 – JLG Lift – 2-3 27
- Pre-Start Inspection 28
- Function Check 29
- 2-6 – JLG Lift – 3121644 30
- 3121644 – JLG Lift – 2-7 31
- 2-8 – JLG Lift – 3121644 32
- 3121644 – JLG Lift – 2-9 33
- 2-10 – JLG Lift – 3121644 34
- 3.1 GENERAL 35
- 3.2 CONTROLS AND INDICATORS 35
- Ground Control Station 36
- 3121644 – JLG Lift – 3-3 37
- 3-4 – JLG Lift – 3121644 38
- 3121644 – JLG Lift – 3-5 39
- Platform Station 40
- 3121644 – JLG Lift – 3-7 41
- 3-8 – JLG Lift – 3121644 42
- 3121644 – JLG Lift – 3-9 43
- 3-10 – JLG Lift – 3121644 44
- 3121644 – JLG Lift – 3-11 45
- 3-12 – JLG Lift – 3121644 46
- 3121644 – JLG Lift – 3-13 47
- 3-14 – JLG Lift – 3121644 48
- 3121644 – JLG Lift – 3-15 49
- 3-16 – JLG Lift – 3121644 50
- SECTION 4. MACHINE OPERATION 51
- Stability 52
- 4.3 MOTOR OPERATION 52
- Power/Emergency Stop 52
- SECTION 4 - MACHINE OPERATION 53
- Platform/Ground Select Switch 55
- Motor Activation 55
- 4.4 TRAVELING (DRIVING) 55
- Traveling Forward and Reverse 56
- 4.5 STEERING 58
- 4.6 PLATFORM 58
- Loading From Ground Level 58
- Platform Level Adjustment 59
- Platform Rotation 59
- Jib Swing 59
- 4.7 BOOM 60
- Swinging the Boom 60
- 4.8 GENERATOR 61
- Automatic Operating Mode 61
- Battery Only Operating Mode 61
- 4.9 INVERTER 62
- 4.10 MACHINE FUNCTION SPEEDS 62
- 4.12 SHUT DOWN AND PARK 63
- Tie Down 64
- 5.1 GENERAL 81
- 5.3 EMERGENCY OPERATION 81
- 5.5 MANUAL DESCENT SYSTEM 82
- 5.6 MANUAL SWING OVERRIDE 82
- 6.1 INTRODUCTION 83
- 6.2 OPERATING SPECIFICATIONS 83
- 6-2 – JLG Lift – 3121644 84
- Capacities Tires 85
- Dimensional Data 86
- Torque Specifications 86
- Hydraulic Oil 87
- Critical Stability Weights 88
- Serial Number Locations 89
- 6-8 – JLG Lift – 3121644 90
- 3121644 – JLG Lift – 6-9 91
- 6-10 – JLG Lift – 3121644 92
- 3121644 – JLG Lift – 6-11 93
- 6-12 – JLG Lift – 3121644 94
- 3121644 – JLG Lift – 6-13 95
- 6-14 – JLG Lift – 3121644 96
- 3121644 – JLG Lift – 6-15 97
- 6-16 – JLG Lift – 3121644 98
- Optional On Board Generator 99
- 6.5 TIRES & WHEELS 100
- Tire Inflation 100
- Tire Damage 100
- Tire Replacement 100
- Wheel Replacement 101
- Wheel Installation 101
- 6.6 SUPPLEMENTAL INFORMATION 102
- 3121644 – JLG Lift – 7-1 103
- 7-2 – JLG Lift – 3121644 104
- TRANSFER OF OWNERSHIP 105
- JLG Worldwide Locations 108
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