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Operation & Maintenance
Manual
PC390LL
LOG LOADER
ROAD BUILDER
SERIAL NUMBER
ENGINE
This material is proprietary to Komatsu America Corp. and is not to be reproduced, used, or disclosed except in
accordance with written authorization from Komatsu America Corp.
It is our policy to improve our products whenever it is possible and practical to do so. We reserve the right to make
changes or improvements at any time without incurring any obligation to install such changes on products sold
previously.
Due to this continuous program of research and development, revisions may be made to this publication. It is
recommended that customers contact their distributor for information on the latest revision.
July 2016
PC390LL-10 A50601
6D114E-5
CEAM027103
-10
and up
Copyright 2016 Komatsu
Printed in U.S.A.
Komatsu America Corp.
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Summary of Contents for Komatsu PC390LL-10
- Page 1 6D114E-5 ENGINE This material is proprietary to Komatsu America Corp. and is not to be reproduced, used, or disclosed except in accordance with written authorization from Komatsu America Corp. It is our policy to improve our products whenever it is possible and practical to do so. We reserve the right to make changes or improvements at any time without incurring any obligation to install such changes on products sold previously.
- Page 2 Find manuals at https://best-manuals.com...
- Page 3 INTRODUCTION PC390LL-10 Find manuals at https://best-manuals.com...
- Page 4 Keep this manual at the storage location for the Operation and Maintenance Manual given below so that all personnel involved in working on the machine can consult it periodically. • In case this manual is lost or damaged, immediately contact Komatsu or your Komatsu distributor to obtain a new copy. •...
- Page 5 Safety precautions are described in SAFETY Section 1. KOMATSU AMERICA CORP. cannot predict every circumstance that might involve a potential hazard in operation and maintenance. Therefore the safety message in this manual and on the machine may not include all possible safety precautions.
- Page 6 Continuing improvements in the design of this machine can lead to changes in detail which may not be reflected in this manual. Consult Komatsu or your Komatsu distributor for the latest available information of your machine or for questions regarding information in this manual.
- Page 7 INTRODUCTION INTRODUCTION Intended Use This Komatsu ROAD BUILDER or LOG LOADER MACHINE is designed to be used mainly for the following work: • Excavating operations • Ditch cleaning operations • Demolition operations • Leveling operations • Loading operations • Stump handling •...
- Page 8 Breaking-In the New Machine Remark Your Komatsu machine has been thoroughly adjusted and tested before shipment from the factory. However, operating the machine under full load before breaking the machine in can adversely affect the performance and shorten the machine life.
- Page 9 INTRODUCTION Product Information When requesting service or ordering replacement parts, please inform your Komatsu distributor of the following items. Product Identification Number (Pin)/Machine Serial No. Plate On the bottom right of the operator's cab The design of the nameplate differs according to the territory.
- Page 10 Your Machine Serial Numbers and Distributor Machine serial No. Engine serial No. Product identification number (PIN) Distributor name Address Service Personnel Phone/Fax Engine Acronyms Acronym Stands for KDPF Komatsu Diesel Particulate Filter Variable Geometry Turbo KCCV Komatsu Closed Crankcase Ventilation PC390LL-10 Find manuals at https://best-manuals.com...
- Page 11 Precautions When Running Engine Inside Building ........1-23 PC390LL-10...
- Page 12 Precautions with High Temperature Oil ..........1-45 0-10 PC390LL-10...
- Page 13 Emergency Pump Drive Switch ........... 2-81 PC390LL-10...
- Page 14 Sound Adjustment (Bass) ........... 2-113 0-12 PC390LL-10...
- Page 15 While Regeneration is Being Performed: Stopping Regeneration ....2-130 Handling Komatsu Closed Crankcase Ventilation (KCCV) ......2-131 HANDLING MACHINES EQUIPPED WITH KOMTRAX .
- Page 16 Battery Removal and Installation ..........2-227 0-14 PC390LL-10...
- Page 17 Carrying Out KOWA (Komatsu Oil Wear Analysis) ....... . 3-6...
- Page 18 Check Engine Valve Clearance, Adjust ......... . 3-90 Replace Komatsu Closed Crankcase Ventilation (KCCV) Filter Element ....3-91 Every 4000 Hours Maintenance .
- Page 19 Clean Komatsu Diesel Particulate Filter (KDPF) ........
- Page 20 INTRODUCTION MEMORANDUM 0-18 PC390LL-10...
- Page 21 Please read and make sure that you fully understand the precautions described in this manual and the safety labels on the machine. Read and follow all safety precautions. Failure to do so may result in serious injury or death. PC390LL-10...
- Page 22 If the labels are damaged, lost, or cannot be read properly, replace them with new ones. For details of the part numbers for the labels, see this manual or the actual label, and place an order with Komatsu distributor. Location of Safety Labels ★: If equipped.
- Page 23 Follow instructions and warnings in manual and in labels on machine. Keep manual in machine cab near operator. Contact Komatsu distributor for a replacement manual. Caution before operating (09802-03000) WARNING - To prevent SEVERE INJURY or DEATH do the following before moving machine or its attachments: •...
- Page 24 WARNING - In order to prevent an accident resulting in injury or death caused by error-operation, confirm the machine motion and indicated operating pattern, when operating machine. Pay attention to the circumference and operate slowly when confirming the machine motion. PC390LL-10...
- Page 25 SAFETY Control lever movements (Log Loader) (207-00-A8280) Control lever movements (Road Builder) (207-00-A8290) PC390LL-10...
- Page 26 Allow water to cool. • Slowly loosen cap to relieve pressure before removing. 10. Caution when handling accumulator (if equipped) (09659-53000) and gas springs WARNING - Explosion hazard • Keep away from flame • Do not weld or drill PC390LL-10...
- Page 27 • When loosening track shoe, if it does not loosen after turning lubricator ONE TURN, ask Komatsu dealer or distributor to disassemble. 12. Caution when handling cable (09808-03000) WARNING - Improper use of jumper cables and battery cables can cause an explosion resulting in serious injury or death.
- Page 28 If SWALLOWED, INHALED, or IN EYE: imme- diately call a POISON CENTER or consult doctor/physician. If on CLOTHES or SKIN: wash immediately with water. PC390LL-10...
- Page 29 22. Warning Caution for high pressure fuel (6754-71-1991) Do not open high pressure fuel system with engine running. Engine operations causes high fuel pressure. High pressure fuel spray can cause serious injury or death. 23. Caution high temperature (22U-00-21940) PC390LL-10...
- Page 30 This machine has a Straight Travel System (STS) STS is actuated using the STS/attachment pedal. When the machine is not being operated set the STS pedal in LOCKED position. Read Operator’s Manual for Safety precautions. Improper use of STS/attachment pedal could cause injury or death. 1-10 PC390LL-10...
- Page 31 This as a preview PDF file from best-manuals.com Download full PDF manual at best-manuals.com...