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mecalac 14 MBX - User Manual

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HANDBOOK OF REPAIR
MANUFACTURER : “MECALAC SAS”

Table of Contents

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Summary

Safety Precautions

Description of the Machine

2.1 Central Joint

Details the articulation of the rear axle for ground contact.

2.2 Stabilizers

Explains the function of standard/telescopic stabilizers for stability.

2.3 Rear Chassis

Describes the rear chassis, engine, and pump systems.

2.4 Transmission

Outlines the 4x4 permanent transmission with limited-slip differential.

2.5 Turntable

Explains the turntable connection and slewing drive mechanism.

2.6 Cab

Details the cab's construction, approval standards, and control panel.

2.7 Controls

Describes the grouping of controls on the instrument panel and consoles.

2.8 Seat

Explains the seat's adjustability features for operator comfort.

2.9 Equipment

Covers the control of equipment via manipulators and its components.

2.10 Tool-holder

Details the tool-holder for quick bucket or tool changes.

Technical Characteristics

3.1 Turbocharged Engine

Lists engine type, power, torque, capacity, and dimensions.

3.2 Axles

Details axle types, gear ratios, and differential specifications.

3.3 Capacities

Lists various fluid capacities for the machine's systems.

3.4 Electrical System

Describes batteries, starter, alternator, and wiring connections.

3.5 Hydraulic System

Outlines the three independent hydraulic circuits and their functions.

Equipments Travel Curves

4.1 In Back - Hoe Bucket Position

Presents the working range diagram for the back-hoe position.

4.2 In Loading Bucket Position

Shows the working range diagram for the loading bucket position.

Table of Stability Loads in KG

5.1 Lifting and Handling in the Longitudinal Position with Standard or Telescopic Stabilizers

Stability loads for longitudinal lifting with stabilizers deployed.

5.2 Lifting and Handling in the Longitudinal Position Without Stabilizers

Stability loads for longitudinal lifting without stabilizers.

5.3 Lifting and Handling in the Transverse Position with Standard Stabilizers

Stability loads for transverse lifting with standard stabilizers.

5.4 Lifting and Handling in the Transverse Position Without Stabilizers

Stability loads for transverse lifting without stabilizers.

5.5 Lifting and Handling in the Transverse Position with Telescopic Stabilizers

Stability loads for transverse lifting with telescopic stabilizers.

Towing

6.1 Disconnection of the Hydrostatic Travel

Procedure for disconnecting the hydrostatic travel for towing.

6.2 If the Turntable is Badly Oriented

Steps to release the slewing motor brake if the turntable is misaligned.

Transporting the Machine

7.1 Loading on a Trailer

Instructions for loading the machine onto a trailer securely.

7.2 Slinging for Lifting

Guidance on safely lifting the machine using slings.

Location of the Hydraulic Components

Hydraulic Diagrams

9.1 Travel Circuit

Diagram of the hydraulic circuit for machine movement and travel.

9.2 Accelerator, Main and Parking Brake Circuits

Diagrams for accelerator, main, and parking brake hydraulic systems.

9.3 Steering and Slewing Circuits

Diagrams for steering and slewing hydraulic systems.

9.4 Turntable Supply and Return Circuit

Diagram showing the turntable's hydraulic supply and return.

9.5 Equipment Pump, Standard Stabilizers and Steering Lock Circuits (Option)

Diagrams for equipment pump, stabilizers, and steering lock (optional).

9.6 Boom, Intermediate Boom, Dipper, Offset and Additional Functions Circuits

Diagrams for boom, dipper, offset, and additional functions.

9.7 Bucket Circuit

Diagram for the bucket hydraulic circuit.

9.8 5-Spool Valve

Diagram illustrating the configuration of the 5-spool valve.

9.10 Tool-holder Circuit (Option)

Diagram for the optional tool-holder hydraulic circuit.

9.11 Air Conditioning Circuit (Option)

Diagram for the optional air conditioning hydraulic circuit.

9.12 Equipment Pump, Telescopic Stabilizers and Steering Lock Circuits (Option)

Diagrams for optional telescopic stabilizers and steering lock.

9.15 VOLVO Tool-holder (Option)

Diagram for the optional VOLVO tool-holder.

Parts List of the Hydraulic Diagram

Installation of the Electric Bundles

Location of the Electric Components

12.1 Solenoid-operated Valves

Identifies the locations and designations of solenoid-operated valves.

12.2 Relay; Fuse Box (Under the Cab Seat)

Details the layout and function of fuses and relays in the cab.

12.3 Electrical Box (In the Rear Chassis Section)

Locates the electrical box in the rear chassis and its fuse/relay assignments.

12.4 Air Conditioning Relays Box (Option) (Under the Cab Floor)

Identifies the location of the optional AC relays box.

Parts List of the Electric Diagram

Adjustment Procedure

14.1 Adjustment Procedure for the Heat Engine

Details steps for adjusting engine maximum and minimum regimes.

14.2 Hydraulic Adjustment Procedure for the Gears

Procedures for adjusting hydraulic pressures related to gears.

14.3 Direction Adjustment Procedure

Procedures for adjusting directional controls.

14.4 Hydraulic Adjustment of the Equipment

Procedures for adjusting hydraulic system pressures for equipment.

Control Sheet

Tools

mecalac 14 MBX Specifications

General IconGeneral
Brandmecalac
Model14 MBX
CategoryExcavators
LanguageEnglish

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