Caterpillar hydraulic excavators serie D
Trang 1October 2008
TECHNICAL PRESENTATION
320D-336D SERIES HYDRAULIC
EXCAVATORS - TIER III ENGINES
PREFACE
Service Training Meeting Guide
(STMG)
GLOBAL SERVICE LEARNING
Trang 2320D336D HYDRAULIC EXCAVATORS -TIER III ENGINES
PREFACE
AUDIENCE
Level II - Service personnel who understand the principles of machine systems operation, diagnostic equipment, and procedures for testing and adjusting
CONTENT
This training package provides service training presentation coverage of the 320D-336D
Hydraulic Excavators This training package is split in to different presentations by systems to cover the introduction, operator's compartment, engines, pilot hydraulic system, main control valve group, swing system, travel system, and tool control systems This training package may
be used for self-paced and self-directed training
OBJECTIVES
After learning the information in this presentation, the technician will be able to:
1 identify all major components and explain the operation of the 320D-336D hydraulic excavators, and
2 diagnose and repair problems in all 320D-336D Hydraulic Excavators
REFERENCES
320D Hydraulic Excavator Specalog AEHQ5856 323D L and 323D LN Hydraulic Excavators HEHH3327 324D Hydraulic Excavator Specalog AEHQ5663 325D Hydraulic Excavator Specalog AEHQ5665 328D Hydraulic Excavator Specalog AEHQ5706 330D Hydraulic Excavator Specalog AEHQ5667 Machine Monitoring System - Systems Operation RENR8068 Self-study "300D Series Hydraulic Excavators, 345C Hydraulic Excavator,
and 365C & 385C Large Hydraulic Excavators SERV7032 iTIM " '300C' Series Hydraulic Excavators-Electronic Control Systems" SERV2693 iTIM "325C Hydraulic Excavators-Hydraulic Systems" SERV2701 STMG "C4.2/C6.4 and C4.4/C6.6 ACERT™ Engines with
Common Rail Fuel System Machine Applications" SERV1837
Estimated Time: 1 Hour
Form: SERV1852-02
Date: October 2008
© 2008 Caterpillar Inc.
Trang 3INTRODUCTION AND OPERATOR'S COMPARTMENT
MONITOR AND ELECTRONICS (UNDERDEVELOPMENT)
ENGINES (UNDERDEVELOPMENT)
C6.4 Engine - Use "C4.2/C6.4 and C4.4/C6.6 ACERT™ Engines with
Common Rail Fuel System Machine Applications" .SERV1837 C7/C9 Engines - Use Pages 13 to 40 as reference from "950H AND 962H
Wheel Loaders and IT62H Integrated Toolcarriers" .SERV1824 PILOT HYDRAULIC SYSTEM
MAIN HYDRAULIC PUMPS AND CONTROLS
MAIN CONTROL VALVE GROUP AND RETURN SYSTEM
IMPLEMENT CIRCUITS
SWING SYSTEM
TRAVEL SYSTEMS
TOOL CONTROL SYSTEM (UNDERDEVELOPMENT)
DEMAND FAN SYSTEMS
Electro-hydraulic Demand Fan
Visconic Demand Fan (Attachment)
ADDITIONAL SYSTEMS AND ATTACHMENTS (UNDERDEVELOPMENT)
Medium Pressure Circuit
SmartBoomTM
Cab Riser
Pattern Changer
Flexxaire Fan
STUDENT HANDOUTS
PREREQUISITES
"Fundamentals of Mobile Hydraulics Self Study Course" TEMV3002
"Fundamentals of Power Train Self Study Course" TEMV3003
"Fundamentals of Electrical Systems Self Study Course" TEMV3004
"Fundamentals of Engines Self Study Course" TEMV3001
10/08