02. st14 v1.2 electrical system

8/10/2019 02. ST14 V1.2 Electrical System

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ST14

Electrical System


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COMMITTED TO SUSTAINABLE PRODUCTIVITY

We stand by our responsibilities towards our customers,

towards the environment and the people around us.We make performance stand the test of time. This is what

we call Sustainable Productivity.


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OBJECTIVES

You will know the Atlas Copco Scooptram ST14, from the

inside and the outside, including hydraulic & electrical

systems, basic maintenance routines and troubleshooting.

Overview

Safety an how to Drive

Hydraulics Introduction

Electrical System

Control System (RCS)

Engine and Fuel System

Transmission and Axles

D/H & Steering System

Brake System

General Maintenance

Troubleshooting

Options

Content


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BLOCK DIAGRAM LADDER DIAGRAM


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BLOCK DIAGRAM, DIFFERENT ELECTRICAL SECTIONS


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ELECTRICAL BLOCK DIAGRAM

6

How the components are marked

A = AssemblyB = Sensors, pressure guards

D = Module

E = Electrical section

G = Power source

H = Lights

M = Motor

R = Resistor / Heater Element

S = Control levers, switches.

W = Cable

X = Connector

Y = Valve Solenoids

D541

Module

E20

Electrical

section

B362

Sensor


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BLOCK DIAGRAM, INTERNAL CAB


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BLOCK DIAGRAM, CONNECTION LIGHTS


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BLOCK DIAGRAM, EXTERNAL CONNECTION


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BLOCK DIAGRAM, CAN-BUS COMPONENTS

BEFORE UPGRADE


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TABLE OF CONTENTS


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LADDER DIAGRAM


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LADDER DIAGRAM, CROSS REFERENCE


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DIAGRAM MARKINGS

Component

name

Cable

name

Connection

number

Reference

Connection

point

Connector

Male/ Female

Reference

Sh 06/9D


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ELECTRICAL LOCATION ON LOADFRAME

Ride Control Sol

Bucket Float Sol

IO-Module D511

Horn

Stab Cylinder

Sensor Interface

Lincoln Lube

Transducer block

B411:1

B411:2

(B412:1)

(B412:2)

Angle sensor

D577

Angle sensor

D576


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ELECTRICAL LOCATION ON POWERFRAME

Air filter sensor

B360

Decoder D541,

A20 box

Coolant level

sensor B361 Batteries

Backup alarm

H121,

Lights H230,231

Backup strobe

H185,

Lights H230,231

TCUISO switch


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ELECTRICAL LOCATION ON POWERFRAME

IO-Module D510

Hyd filter sensor

B139

Bulkhead for cab

Transducer valve

B359,

B410,

B355,B348

Solenoids for

D/H valve

Transmission

filter sensor

B435

Hyd level&

temp sensor

B143 & B362

Transmission

level sensor

B417


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ELECTRICAL LOCATION IN CAB

Throttle pedal B382

Brake pedal B422

Air cond

Heater valve

Switch panel

Display D501

Decoder D540 & D543,

Fuses,

Relays

Keypad S103

Master relay K100,

Voltage cond G3

Door sensor B418

Voltage

converter

G4


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ELECTRICAL LOCATION IN CAB

Bulkhead to cab

Manual control

release brakes

RRC Machine Unit

D520

Bulkhead to chair


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ELECTRICAL SYSTEM CANBUS E20 Powerframe section

External power

Canbus signal

J1939

Electrical signal


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ELECTRICAL SYSTEM CANBUS IN CAB

Operator compartment

ELECTRIC SYSTEM CANBUS POWER


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G3

TB15

A

B

C

D

TB14

A

B

C

D

TB24

A

B

C

D

TB25

A

B

C

D

TB26

A

B

C

D

ELECTRIC SYSTEM CANBUS POWERRCS 24 volt conditioned power


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COMMITTED TO

SUSTAINABLEPRODUCTIVITY.


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02. st14 v1.2 electrical system

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