Bomag Bw141 151 154 Acad 4 Service Training-21417B370009.pdf
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titel

1

	Table of contents

2

	Foreword

	Documentation

	General

3

	Technical data and adjustment values

4

	Maintenance

5

	Deutz diesel engine

		Control side

		Exhaust side

		Lubrication oil circuit

		Fuel circuit

		Checking and adjusting the valve clearance

		Assembling the plug-type injection pumps

		Electrical connections

		Fuel pre-cleaner

		Cooler package

		Fan

		Cooling

	Diesel engine: Components and test ports

		Control side

		Starter side

		Auxiliary output

		Air filter

6

	Travel drive BW 141

		travel pump

		Control

		Charge pressure relief valve

		High pressure relief valves, (with bypass for towing)

		Pressure override

		Travel motors BW 141

		The two travel motors are plug-in fixed displacement bent axle motors of series A2FE 32 ccm from ...

		Drum drive reduction gear BW 141

		Test and adjustment points travel pump

		Travel motor with travel gear

		Brake valve with hand pump for emergency brake release

		Trouble shooting

7

	Travel system BW 154 AD

		Travel pump

		Charge pressure relief valve

		High pressure relief valves, (with bypass for towing)

		Design and function of MH4FA

		Trouble shooting flow divider

		Test and adjustment points

		Travel pump

		Travel motor with travel gear

		Trouble shooting

		Travel motor BW 154

		The two travel motors are plug-in fixed displacement bent axle motors of series A2FE 32 ccm from ...

		Travel gear BW 154

		Flow divider BW 154

		Flow divider

8

	Vibration

		Vibration pump

		High pressure relief valves

		Control

		Vibration motors

		Vibration shut-off valve

		Flushing valve

		Drum BW 141 AD-4

		Drum BW 154 AD-4

		Exciter weights

		Vibration shut-off valve

		Vibration motor front

		Trouble shooting

9

	Steering

		Steering pump

		Steering valve

		Articulated joint

		All bearing points on the articulated joint are maintenance free, lubrication is not required.

		Test and adjustment points

		Steering pump and pressure filter

		Steering valve

		Priority valve

	Trouble shooting:

		Priority valve

		Articulated joint

9a

	Working hydraulics - crab walk and optional equipment

		Crab-walk valve

		Test and adjustment points

		Crab-walk valve

		Proximity switch

		Crab-walk cylinder

10

	Blower drive

		Blower motor

		Test and adjustment points

		Blower motor

	Trouble shooting

		Return flow block with thermostat valve

11

	Water sprinkling system

		Circuit diagram, water sprinkler system

12

	AC-Variants: BW 141 - 154 AC-4

		Travel motors of the AC wheel set

		The two travel motors in the AC wheel set are radial piston motors

		Test and adjustment points

		AC sprinkler system Emulsion tank

		Emulsion pump

		The AC sprinkler system is controlled via the sprinkler system module A04

13

	Electrics

		Warning and control lights are integrated in the instrument cluster!

		Display, warning and shut-down functions!

		Seat contact switch

		Brake switch and angle sensor

		Instrument clustere

		Electric junction box with modules

	Module description

A03

	Version history

	Description of hardware

		Pin assignment digital inputs

		Pin assignment analog inputs

		Pin assignment outputs

	Description of function

		Switching off

		Travel lever adjustment and neutral position

		Constant voltage monitoring

		Defect on angle sensor

		Vibration control

			Manual vibration

			Automatic vibration control

		Water sprinkling control

			Sprinkling stages

			Sprinkling with the machine stationary

	Version history for software

A04_AC

	Version history

	Description of hardware

		Pin assignment digital inputs

		Pin assignment analog inputs

		Pin assignment outputs

	Description of function

		Sprinkling cycles, total overview

	Version history for software

A68

	Version history

	Description of hardware

		Pin assignment for inputs

		Pin assignment outputs

		Emergency operation

	Description of function

		Switching off

		Engine start

		Driving the machine

		Motor protection

	Version history for software

A71

	Version history

	Description of hardware

		Pin assignment for inputs

		Pin assignment outputs

		Emergency operation

	Description of function

		Switching off

		Switching the vibration on

		Switching on the chip spreader

	Version history for software

141-154

	ENGLISH

		001-Circuit Diagram

		002-supply, starting unit, socket

		003-brake, seat contact, emergency off

		004-monitoring unit, warning buzzer

		005-sprinkler system, edge cutter

		006-motor speed, warning horn

		007-illumination, working light (StVZO)

		008-vibration, warning buzzer, chip spreader, speed selection

		009-asphalt manager, Evib-meter, temperature asphalt

		010-printer, BCM 05, GPS

		011-tachograph

		012-speedometer

		013-heating, air conditioning

		014-cab

		015-cab

		016-worklamp RORS

		017-crab walk

		019-cross-bonding box

		020-cross-bonding box

		101-component listing

Hydr_141

Hydr_151AC

Hydr_154



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