Hitachi Excavator EX1900-6 Performance Check & Troubleshooting Manual TTLA-0767-EX

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Hitachi Excavator EX1900-6 Performance Check & Troubleshooting Manual TTLA-0767-EX
Size: 9.25 MB
Format: PDF
Language: English
Brand: Hitachi
Type of Machine: Excavator
Type of Manual: Performance Check & Troubleshooting Manual, Error Code
Model: Hitachi EX1900-6 Excavator
Part Number: TTLA-0767-EX
Number of Pages: 229 Pages

Contents:
MATERIALS TOP
PERFORMANCE CHECK & TROUBLESHOOTING
SECTION 4 OPERATIONAL PERFORMANCE TEST

Group 1 Introduction​

Operational Performance Test​

Preparation for Performance Tests​

Group 2 Standard​

Operational Performance Standard Table​

Main Pump P-Q Diagram​

Main Pump Pi-Q Diagram​

Oil Cooler Fan Motor Drive PumpP-Q Diagram​

Oil Cooler Fan Motor Drive PumpPi-Q Diagram​

Electric Lever​

Group 3 Engine Test​

Engine Speed​

Group 4 Excavator Test​

Travel Speed​

Track Revolution Speed​

Mistrack​

Travel Parking Leakage​

Swing Speed​

Swing Function Drift​

Swing Motor Leakage​

Maximum Swingable Slant Angle​

Swing Bearing Play​

Hydraulic Cylinder Cycle Time​

Dig Function Drift Check​

Control Lever Operating Force​

Control Lever Stroke​

Boom Raise/Swing Combined Operation Check​

Group 5 Component Test​

Primary Pilot Pressure Check​

EHC Valve Secondary Pilot Pressure​

DQR Valve Secondary Pilot Pressure​

Main Relief Pressure, Relief Pressure​

Overload Relief Valve Set Pressure​

Main Pump Flow Rate Measurement​

Oil Cooler Fan Motor Drive Pump Flow Rate Measurement​

Swing Motor Drainage​

Travel Motor Drainage​

SECTION 5 TROUBLESHOOTING

Group 1 General​

Introduction​

Diagnosing Procedure​

Starting Check Indication​

Alarm Indication​

Fault Diagnosis Indication​

Automatic Snapshot Indication​

Monitor And Manual Snapshot Indication​

Recorded Data​

Maintenance History Display​

Life Data Display​

Machine Information Indication​

Various Setup Indication​

Maintenance Setup​

Group 2 Cross Reference Table​

Electrical Circuit Diagram (1/3)​

Electrical Circuit Diagram (2/3)​

Electrical Circuit Diagram (3/3)​

Hydraulic Circuit​

Group 3 Component Layout​

Main Components (Overview)​

Around Pump​

Pilot Panel (Operation Circuit)​

Pilot Panel (Back of Control Valve)​

Undercarriage​

Fast-Filling Panel​

Electrical System (Overview)​

Engine​

Around Radiator​

Water Tank​

Air Cleaner​

Oil Cooler​

Around Pump​

Swing Device​

Control Valve​

Travel Device​

Center Joint​

EHC Valve (Main Pump Control)​

EHC Valve (Electric Lever Control)​

Sliding Fold-In Ladder​

Auto-Lubrication Device​

Group 4 Troubleshooting A​

Troubleshooting A Procedure​

Fault Diagnosis Indication​

Fault Code List​

Group 5 Troubleshooting B​

Troubleshooting B Procedure​

How to Read Fault Codes​

Fault Code for Engine​

Group 6 Troubleshooting C​

Troubleshooting C Procudure​

Diagnosis by blinking of Indicator​

Group 7 Electrical System Inspection​

Precautions for Inspection and Maintenance​

Instructions for Disconnecting Connectors​

Battery Voltage Check​

Fusible Link Inspection​

Fuse Inspection​

Alternator Check​

Voltage Check​

Check by False Signal​

Continuity Check​

Circuit Check by Lamp Harness​