Snorkel TB120 - Manual (Page 3)

T120/TB120 – 0192518
Table of Contents
Electrical Danger ............................ Inside Front Cover
California Proposition 65 ................ Inside Front Cover
Chapter 1 – Introduction
Aerial Platform Features .............................................1
Options .......................................................................1
Operator’s Manual ......................................................1
Safety Alerts ...............................................................1
Operation ....................................................................2
Maintenance ...............................................................2
Manual of Responsibilities ..........................................2
Additional Information .................................................2
Chapter 2 – Specifications
Component Identification ............................................3
Working Envelope ......................................................4
General Specifications................................................5
Aerial Platform ........................................................5
Platform ..................................................................5
Function Speed ......................................................5
Drive System ..........................................................5
Tires ........................................................................5
Electrical System ....................................................5
Hydraulic System ....................................................5
Engine ....................................................................5
Fuel Tank Capacity .................................................5
Ambient Air Temperature Operating Range ............5
Maximum Wind Speed ...........................................5
Engine Specifications .................................................6
Engine Oil Viscosity ....................................................7
Cummins B3.3 ........................................................7
General Motors 2.4L ...............................................7
Chapter 3 – Safety
Electrocution Hazards ................................................9
Minimum Safe Approach Distance .............................9
Prestart Inspection....................................................10
Work Place Inspection and Practices .......................10
Operation ..................................................................10
Tip-Over and Falling Hazards ...................................10
Electrical System ...................................................... 11
Hydraulic System...................................................... 11
Engine and Fuel Handling Precautions .................... 11
Placards and Decals.................................................12
Chapter 4 – Safety Devices
Emergency Stop Controls.........................................13
Emergency Power System .......................................13
Emergency Bleed Down System ..............................13
Emergency Lowering Knob ......................................14
Axle/Boom Interlock..................................................14
Ground Operation Switch .........................................14
Platform Foot Switch ................................................14
Guardrails .................................................................14
Lanyard Anchors.......................................................14
Envelope Management System................................15
Height Restriction .................................................15
Ground Fault Circuit Interrupter ................................15
Tilt Alarm ...................................................................15
Engine Protection Systems ......................................16
High Engine Temperature Alarm ...........................16
Low Oil Pressure Alarm ........................................16
Horn ..........................................................................16
Drive Motion Alarm ...................................................16
Flashing Light ...........................................................16
Driving Lights ............................................................16
Platform Work Lights ................................................16
Chapter 5 – Gauges and Displays
Hour Meter................................................................17
Engine Temperature Gauge .....................................17
Ammeter ...................................................................17
Engine Air Filter Gauge ............................................17
Fuel...........................................................................17
Engine Oil .................................................................18
Hydraulic Fluid Filter Gauge .....................................18
Fluid Level and Temperature Gauge ........................18
Chapter 6 – Controls
Battery Disconnect Switch ........................................19
Axle Controls ............................................................19
High Range Speed Selector – 4x4 ...........................19
Lower Controls .........................................................19
Start Switch ..........................................................20
Emergency Stop Button ........................................20
Control Selector Switch ........................................20
Ground Operation Switch .....................................20
Boom/Axle Switch .................................................20
Rotation Switch .....................................................20
Boom Elevation Switch .........................................20
Boom Extension Switch ........................................20
Boom Speed Knob ...............................................20
Platform Level Switch ...........................................20
Platform Rotate Switch .........................................20
Engine/Emergency Power Switch ........................21
Engine Speed Switch ...........................................21
Fuel Switch ...........................................................21
Hydraulic System Warm-Up Switch ......................21
Circuit Breaker Reset Buttons ..................................21
Upper Controls .........................................................21
Start Switch ..........................................................22
Emergency Stop Button ........................................22
Boom Joystick ......................................................22
Drive Joystick .......................................................22
Drive Range Switch ..............................................22
Platform Level Switch ...........................................22
Platform Rotate Switch .........................................23
Boom Extend/Retract Joystick ..............................23
Engine/Emergency Power Switch ........................23