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Table of Contents
Safety, Operation and Maintenance Manual - Aug 2012
XIII
SY115C9/135C/155H Crawler Hydraulic Excavator
8.7 Quick Coupler and Control System ....................................................................... 8-26
8.7.1 Quick coupler installation ............................................................................. 8-26
8.7.2 Operating precautions ................................................................................. 8-28
8.8 Refueling System.................................................................................................. 8-29
8.8.1 Introduction .................................................................................................. 8-29
8.8.2 Components................................................................................................. 8-30
8.9 Central Lubrication System.................................................................................... 8-31
8.9.1 Scheme and components ............................................................................ 8-31
8.9.2 System working principle ............................................................................. 8-33
8.9.3 Setting the lubrication time of electric grease pump .................................... 8-34
8.9.4 Technical description .................................................................................... 8-35
8.9.5 Adding grease with electric pump ................................................................ 8-36