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STC Hitachi ZX870 - User Manual

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STC Coevorden B.V.
Vosmatenweg 3
NL-7742 SX Coevorden
T: +31 (0)524 525 375
F: +31 (0)524 523 560
W: www.stcbv.nl
E: stc@stcbv.nl
Operating and Parts Manual
Hitachi ZX870 STC Special
Heavy Duty Triple Boom Excavator
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Summary

STC Hitachi ZX870 Operating and Parts Manual

Foreword and Introduction

Excavator Components and Attachments

Excavator Seat Assembly

Diagram and specifications for the excavator seat.

First Part Boom Diagram

Detailed drawing of the first section of the excavator boom.

Second Part Boom Diagram

Detailed drawing of the second section of the excavator boom.

Third Part Middle Arm Diagram

Detailed drawing of the third section, the middle arm.

Fourth Part Stick and Stone-Carriage

Diagram of the fourth boom section, stick, and stone-carriage.

Backhoe Attachment Diagram

Schematic of the backhoe attachment for the excavator.

Removable Counter Weight Frame

Diagram illustrating the removable counter weight frame.

Track Wideners and Machine Frame

Illustrations of track wideners and the main machine frame.

Track Wideners, Extension Blocks, and Tracks

Diagrams for track wideners, extension blocks, and track components.

Boom Connection Assembly

Detailed Boom Connection Points

Component list for various turning points and coupling points in the boom assembly.

Hydraulic System Connections

Hydraulic Connections - Part List (1-16)

List of hydraulic fittings and components from Key N°. 01 to 16.

Hydraulic Connections - Part List (20-33)

List of hydraulic fittings and components from Key N°. 20 to 33.

Hydraulic Connections - Part List (40-47)

List of hydraulic fittings and components from Key N°. 40 to 47.

Hydraulic Connections - Part List (48-55)

List of hydraulic fittings and components from Key N°. 48 to 55.

Excavator Lifting Capacity Charts

Lifting Chart: Over Front, No Extension

Load capacity table for front operation without boom extension.

Lifting Chart: Over Front, With Extension

Load capacity table for front operation with boom extension.

Lifting Chart: Over Side, With Extension

Load capacity table for side operation with boom extension.

Lifting Chart: Over Side, Single Small Extension

Load capacity table for side operation with single small extension.

Lifting Chart: Over Side, Small Extension & 5 T CW

Load capacity table for side operation with small extension and 5T counter weight.

Lifting Chart: Over Side, Small Extension

Load capacity table for side operation with small extension.

Lifting Chart: Over Side, No Extension & 5 T CW

Load capacity table for side operation without extension and 5T counter weight.

Lifting Chart: Over Side, No Extension

Load capacity table for side operation without boom extension.

Triple Boom Configuration Diagram

Maintenance and Repair Procedures

Hydraulic System Maintenance

Guidelines for hydraulic system pressure and spill prevention during maintenance.

Daily Inspection Checklist

Procedure for daily operational checks, including safety instructions.

Lubrication Schedule and Points

Details on daily and monthly lubrication points and system checks.

Bolts and Nuts Inspection

Instructions for checking, cleaning, and tightening bolts and nuts.

STC Hitachi ZX870 Specifications

General IconGeneral
BrandSTC
ModelHitachi ZX870
CategoryExcavators
LanguageEnglish