mecalac AS 50 User manual

AS 50
MECALAC Baumaschinen GmbH Am Friedrichsbrunnen 2 D-24782 Büdelsdorf
Telefon (+49) (0)4331/351-325 Internet: www.mecalac.de
Telefax (+49)(0)4331/351-404 E-Mail: [email protected]
OPERATING INSTRUCTIONS
SWING SHOVEL LOADER
GB

You will find the
spare parts documentation
online at:
https://www.mecalac.de/abm_doc/
Log in as final customer and specify the FIN number (truck identification number) of
your MECALAC truck. When you already own an MECALAC truck, you can also view
the spare parts documentation here. To do so, please specify the FIN number of this
truck.
If required, you can print the documentation.

S050/S051/Z050 I
Table of contents
Introduction
Preface
MECALAC’s swivel shovel loader, articulated loader and loader excavator with backhoe are machines included
in MECALAC’s vast product range covering a wide variety of working tasks.
Decades of experience in the construction of earthmoving machines, the wide range of attachments available as
well as modern production facilities, careful testing and highest quality demand guarantee the highest degree of
reliability of your MECALAC machine.
The extent of documentation delivered by the manufacturer includes the following:
-Equipment operating instructions
-Engine operating instructions
-Equipment spare parts list
-Equipment spare parts list
-EC conformity declaration
Operation instructions
The operation instruction contains all the information which the user requires for operation and maintenance.
In the “Maintenance” section, all maintenance work and operation tests are described which can be carried out
by trained personnel. Repairs on a larger scale which may only be carried out by specialized personnel or by
personnel authorized and trained by the manufacturer, in particular those units subject to the Motor Vehicle
Construction and Use Regulations and the Regulations for the Prevention of Accidents, are not described.
Due to the construction modifications reserved by the manufacturer, there may be differences in the figures;
however, this has no influence on the technical contents.
How to handle this manual
Explanations
-The designation “left” and “right” is to be seen from the driver’s seat in driving direction.
-Optional equipment means: not fitted in series.
Information about illustrations
-(3-35)
means: chapter 3, fig. 35
-(3-35/1)
means: chapter 3, fig. 35, item 1
-(3-35/arrow)
means: chapter 3, fig. 35,

S050/S051/Z050II
Table of contents
Abbreviations used:
UVV =Unfallverhütungsvorschrift (Accident Prevention Regulations)
StVZO =Straßenverkehrzulassungsordnung (German Traffic Regulations)
Edition: 01.2012

S050/S051/Z050 III
Table of contents
Table of contents
1Fundamental safety instructions
1.1 Warnings and symbols ............................................................................................................ 1-2
1.2 Use of the loader as authorized ............................................................................................... 1-2
1.3 Organizational measures ......................................................................................................... 1-2
1.4 Selection of personnel and necessary qualifications ................................................................ 1-3
1.5 Safety information for certain operating phases ....................................................................... 1-4
1.5.1 Normal operation ..................................................................................................................... 1-4
1.5.2 Special work within the exploitation of the machine
and elimination of defects during process of work; disposal ..................................................... 1-7
1.6 Instructions regarding special categories of danger ................................................................. 1-9
1.6.1 Electrical energy ...................................................................................................................... 1-9
1.6.2 Hydraulic systems ................................................................................................................... 1-10
1.6.3 Noise ....................................................................................................................................... 1-10
1.6.4 Oil, grease and other chemical substances ............................................................................. 1-11
1.6.5 Gas, dust, steam, smoke ........................................................................................................ 1-11
1.7 Transport and towing; restart .................................................................................................. 1-11
1.8 Safety information for the contractor or the contractor’s authorized personnel ......................... 1-12
1.8.1 Organizational measures ......................................................................................................... 1-12
1.8.2 Selection of personnel and necessary qualification; additional duties ...................................... 1-12
2Signs
3Protection against theft
3.1 Identifying features on the loader ............................................................................................. 3-2
3.2 Parking the loader.................................................................................................................... 3-2
3.3 Transponder for drive-away interlock ........................................................................................ 3-3
4Description
4.1 Overview ................................................................................................................................... 4-2
4.2 Loader ...................................................................................................................................... 4-3
4.3 Changing a wheel ................................................................................................................... 4-6
4.4 Controls ................................................................................................................................... 4-8
4.5 Instrument panel ...................................................................................................................... 4-9
5Operation
5.1 Pre-use check ......................................................................................................................... 5-2
5.2 Starting up ............................................................................................................................... 5-2
5.2.1 Starting the diesel engine ........................................................................................................ 5-2
5.2.2 Winter operation ...................................................................................................................... 5-3
5.2.2.1 Fuel ......................................................................................................................................... 5-3
5.2.2.2 Changing the engine oil............................................................................................................ 5-4
5.2.2.3 Changing the oil in the hydraulic system ................................................................................. 5-4
5.2.2.4 Anti-freezing agent for the windshield washer system .............................................................. 5-4
5.2.3 Driving the loader on public roads ............................................................................................ 5-4
5.2.4 Working with the loader ........................................................................................................... 5-5
5.2.5 Heating and ventilation system ................................................................................................ 5-7
5.2.5.1 Adjusting the amount of air ...................................................................................................... 5-7
5.2.5.2 Switching on the heater ........................................................................................................... 5-7
5.3 Stopping loader operation ....................................................................................................... 5-8
5.3.1 Parking the loader.................................................................................................................... 5-8
5.3.2 Switching off the diesel engine................................................................................................. 5-8
5.3.3 Switching off the heating and ventilation system ...................................................................... 5-8
5.3.4 Leaving the loader .................................................................................................................... 5-8
5.4 Adjusting the operator’s seat ................................................................................................... 5-9
5.5 Switching the steering ............................................................................................................. 5-9

S050/S051/Z050IV
Table of contents
6Attachments
6.1 Mounting and dismounting attachments without hydraulic connections ................................... 6-2
6.1.1 Standard/lightweight bucket ..................................................................................................... 6-2
6.1.2 Fork-lift attachment .................................................................................................................. 6-3
6.1.3 Lifting hook .............................................................................................................................. 6-4
6.2 Mounting and dismounting attachments with a hydraulic connection ....................................... 6-4
6.2.1 Multi-purpose bucket ............................................................................................................... 6-4
6.3 Using other attachments .......................................................................................................... 6-6
7Rescue, towing, lashing, lifting by crane
7.1 Rescue, towing, lashing ........................................................................................................... 7-2
7.1.1 Rescuing/towing of the loader if the engine or drive has failed .................................................. 7-2
7.1.1.1 Towing the swivel loader when the engine has failed ................................................................ 7-2
7.1.1.2 Towing the swing shovel loader when the drive has failed ........................................................ 7-4
7.2 Lifting by crane ........................................................................................................................ 7-5
8Maintenance
8Maintenance plan .................................................................................................................... 8-1
8.1 Maintenance notes .................................................................................................................. 8-3
8.2 Maintenance work .................................................................................................................... 8-4
8.2.1 Checking the engine oil level ................................................................................................... 8-4
8.2.2 Checking the oil level in the axles ............................................................................................ 8-4
8.2.2.1 Rear axle ................................................................................................................................. 8-4
8.2.2.2 Planetetary gear ...................................................................................................................... 8-4
8.2.2.3 Front axle ................................................................................................................................ 8-4
8.2.3 Changing the oil in the distribution gear ................................................................................... 8-5
8.2.4 Checking the oil level in the hydraulic oil reservoir ................................................................... 8-5
8.2.5 Changing the engine oil............................................................................................................ 8-5
8.2.6 Changing the oil in the axles ................................................................................................... 8-6
8.2.6.1 Rear axle ................................................................................................................................. 8-6
8.2.6.2 Planetary gear ......................................................................................................................... 8-7
8.2.6.3 Front axle ................................................................................................................................ 8-7
8.2.7 Changing the oil in the hydraulic system ................................................................................. 8-8
8.2.8 Changing the backflow suction filter insert/suction strainer ...................................................... 8-9
8.2.9 Maintaining/replacing the air filter............................................................................................. 8-9
8.2.10 Changing the safety cartridge .................................................................................................. 8-10
8.2.11 Replacing the fuel filter ............................................................................................................ 8-11
8.2.12 Exchanging the starter battery................................................................................................. 8-11
8.2.13 Maintaining/replacing the fresh air filter .................................................................................... 8-11
8.2.14 Checking/adjusting the parking brake ...................................................................................... 8-12
8.2.15 Checking/adjusting the service brake ....................................................................................... 8-13
8.3 Lubrication points .................................................................................................................... 8-13
8.3.1 Rear axle pivot bolt .................................................................................................................. 8-13
8.3.2 Rear axle ................................................................................................................................. 8-14
8.3.3 Front axle ................................................................................................................................ 8-14
8.3.4 Bucket motor ........................................................................................................................... 8-14
8.3.5 Ball rotary connection .............................................................................................................. 8-15
8.3.6 Driver cabin door ...................................................................................................................... 8-15
8.3.7 Engine hood ............................................................................................................................ 8-15
8.3.8 Multi-purpose bucket ............................................................................................................... 8-16
9Malfunctions, causes and remedies
10 Diagrams
10.1 Wiring diagram ...................................................................................................................... 10 -1
10.2 Hydraulic circuit diagram ....................................................................................................... 10 -4

S050/S051/Z050 V
Table of contents
11 Technical data (loader)
11.1 Loader .................................................................................................................................... 11 -2
11.2 Engine ................................................................................................................................... 11 -2
11.3 Starter.................................................................................................................................... 11 -2
11.4 Alternator ............................................................................................................................... 11 -2
11.5 Hydrostatic drive unit ............................................................................................................. 11 -2
11.6 Axle loads ............................................................................................................................. 11 -2
11.7 Tires ...................................................................................................................................... 11 -3
11.8 Steering system .................................................................................................................... 11 -3
11.9 Brake system ........................................................................................................................ 11 -3
11.10 Electrical system ................................................................................................................... 11 -3
11.11 Hydraulic system ................................................................................................................... 11 -3
11.11.1 Swivel mechanism 11 -3
11.11.2 Stabilizers ............................................................................................................................. 11 -3
11.12 Fuel supply system ............................................................................................................... 11 -4
11.13 Heating and ventilation system .............................................................................................. 11 -4
11.14 Full flow suction filter ............................................................................................................. 11 -4
11.15 Electrical contamination indicator .......................................................................................... 11 -4
11.16 Oil cooler with thermostat control .......................................................................................... 11 -4
11.17 Noise emission ...................................................................................................................... 11 -4
12 Technical data (Attachments)
12 Attachments .......................................................................................................................... 12 -2
12.1 Buckets ................................................................................................................................. 12 -2
12.2 Fork-lift attachment ................................................................................................................ 12 -4
12.4 Lifting hook ............................................................................................................................ 12 -6
13 Additional options, modifications, notes on inspection for loaders
13.1 Additional options .................................................................................................................. 13 -2
13.2 Modifications .......................................................................................................................... 13 -2

Safety regulations

S45E/S45T/Z45T1-2
1Safety regulations
1Fundamental safety
instructions
1.1 Warnings and symbols
In this operation manual the following designations or
symbols are used for important information.
NOTE
Special information for the economical use of the machine.
CAUTION
Special information for necessities and prohibitions for
avoiding damages.
DANGER
Information or necessities and prohibitions for prevention of
damage to persons or extensive damage to goods.
1.2 Use of the loader as authorized
1.2.1 This machine was designed according to the
state of the art and recognized safety rules. Nevertheless
the use of the machine may cause danger for the user or
third parties or impairments to the machine or other real
values.
1.2.2 The machine and attachments may only be used
in a technical non-objectionable condition, taking all safety
regulations especially with regard to the operating manuals
(machine and engine). In particular defects which could
have a detrimental effect on the safety of the machine
should be eliminated immediately.
1.2.3 The machine is determined exclusively for the
purposes described in this operating manual. Any other
utilization is not permitted. The manufacturer is not liable
for any damage caused in this connection. The user solely
carries the risk.
The authorized use of the machine also requires the
observation of the operating manual (machine and engine)
as well as the observation of the inspection and mainte-
nance conditions.
1.3 Organizational measures
1.3.1 The operating manual (machine and engine) must
be available at all times and at the site where the machine
is in operating condition.