Liebherr l556 454 wheel loader service repair manual sn:from 15653

Page 25

Production description

Service Manual

Technical data

Description and reverse

Value Unit

Travel speed in travel range A1-2 (automatic), forward and reverse

0 - 20 km/h

Travel speed in travel range A1-3 (automatic), forward and reverse

0 - 40 km/h

Travel speed in travel range A2-3 (automatic), forward and reverse

0 - 40 km/h

Sound pressure level in cab in L pA according to ISO 6396

2.1.2

69 dB(A)

Diesel engine and pump distributor gear Diesel engine

Valid for:

L550 - 456 / from 16978; ID 9080542

Description

Value Unit

Engine model

D934 S A6

Number of cylinders

4

Firing order

1-3-4-2

Capacity

6360 cm³

Cylinder bore

122 mm

Stroke

136 mm

Rated power as per ISO 9249

130 / 190 kW / PS 2000 min-1

Rated speed Maximum torque at 1500 min-1

828 Nm

Lower idle speed

900±10 min-1

Upper idle speed

2060±20 min-1

Start of delivery before TDC

See type plate °

Combustion pressure

20 - 28 bar

Injection nozzle opening pressure

315 - 340 bar

Inlet valve play (cold)

0.3 mm

Outlet valve play (cold)

0.4 mm

Direction of rotation, looking at flywheel

Anticlockwise

Number of teeth on flywheel gear

147

Control thermostat

79 °C

Longitudinal / traverse inclinability

45 / 45 °

Injectors

UP20PLD

Control

LHECU PLD

Starter operating voltage

24 V

Starter power consumption

6.6 kW

Alternator voltage output

28 V

Alternator current output

80 A

Turbocharger

KKK K27

Auxiliary power take-off transmission

1 : 1.1515

Weight

800 kg

Emission thresholds comply with

2.1-8 o f 3 8

Copyright by

MJFCIFSS

EU – RL 97/68 EC Stage IIIA

L550 - 456 / from 16978 L556 - 454 / from 15653

L566 - 460 / from 14171 L576 - 457 / from 14171 L580 - 459 / from 14171


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