Description

Komatsu Valmet 765 Operators Manual

Komatsu Valmet 765 Index:

Introduction
Foreword …………………………………………………………1-1
Intended Use Statement……………………………………1-1
Unit Identifi cation …………………………………………….1-1
Rollover Protection Structure (ROPS) ……………….1-1
Forest Fire Prevention Instructions …………………..1-1
Fire Fighting Equipment …………………………………..1-2
Fire Suppression ……………………………………………..1-2
Safety Summary ………………………………………………1-2
Important Safety Information ……………………………1-2
Safety Is Your Business …………………………………..1-2
Precaution Warnings ………………………………………..1-3
Operation Warnings …………………………………………1-3
Maintenance Warnings …………………………………….1-4
General Warnings …………………………………………….1-4
Crushing or Cutting Prevention ………………………..1-5
Burn Prevention ……………………………………………….1-5
Fire or Explosion Prevention…………………………….1-6
Lines, Tubes, Hoses and Cylinders …………………..1-6
Presentation
Engine – Current Production …………………………….2-1
Drive Train ……………………………………………………….2-1
Brakes …………………………………………………………….2-1
Brake Accumulators ………………………………………..2-1
Steering …………………………………………………………..2-1
Operator’s Cab ………………………………………………..2-1
Log Grapple …………………………………………………….2-1
Maintenance …………………………………………………….2-1
Delivery Inspections ………………………………………..2-1
Follow-Up Inspections ……………………………………..2-1
Maintenance Inspections ………………………………….2-2
Nameplates, Warning and Info Decals ………………2-2
Engine Serial Number and Model Number …………2-3
Grapple Winch Serial Number
and Model Number ………………………………………2-3
Instruments and Controls
Instrument Panel ……………………………………………..3-1
Other Controls …………………………………………………3-3
Secondary Control Panel ………………………………….3-5
AM/ FM/ Tape Deck Stereo (Optional) ……………….3-6
Heater/ Air Conditioner (Optional) …………………….3-6
Powerview Display Module ………………………………3-9
Operating Instructions
Prepare to Operate …………………………………………..4-1
Procedure Before Starting ………………………………..4-1
Run-In Instructions …………………………………………..4-1
Engine ……………………………………………………………..4-1
Transmission …………………………………………………..4-1
Hydraulic System …………………………………………….4-1
General Information …………………………………………4-1
Transmission …………………………………………………..4-1
Steering …………………………………………………………..4-2
Service Brakes …………………………………………………4-2
Parking Brakes ………………………………………………..4-2
Starting the Engine …………………………………………..4-2
Shutdown Procedure ……………………………………….4-3
Tilting of Cab ……………………………………………………4-3
General Operator Safety Warnings ……………………4-7
Operating Grapple Skidder ……………………………….4-7
Operating Cable Skidder ………………………………..4-11
Preventative Maintenance
General Information …………………………………………5-1
Service Position ………………………………………………5-1
Engine ……………………………………………………………..5-1
Checking the Oil Level ……………………………………..5-1
Changing Engine Oil ………………………………………..5-1
Fuel System …………………………………………………….5-2
Fuel Filter and Fuel/ Water Separator ……………….5-2
In-line Fuel Strainer ………………………………………….5-2
Fuel Filling ……………………………………………………….5-2
Air Intake System …………………………………………….5-3
Air Cleaners …………………………………………………….5-3
Check Air Cleaner Service Indicator …………………5-3
Check Air Intake Tubes and Clamps …………………5-3
Service The Air Cleaner ……………………………………5-3
Cooling System ……………………………………………….5-4
Antifreeze ………………………………………………………..5-4
Checking Coolant Through Recovery Bottle ……..5-4
Check Hoses and Clamps ………………………………..5-4
Cleaning the Radiator ………………………………………5-4
Change Coolant and Flush System …………………..5-5
Belt Tension …………………………………………………….5-5
Electrical System …………………………………………….5-5
Batteries ………………………………………………………….5-5
Starting With Auxiliary Batteries……………………….5-5
Check Neutral Start Switch ………………………………5-5
Wheels and Tires ……………………………………………..5-6
Tire Infl ation Pressure ……………………………………..5-6
Check Tire Condition ……………………………………….5-6
Winch – (W-411-4) …………………………………………….5-7
Basic Preventative Maintenance ……………………….5-7
Adjust the Winch Free-Spool Tension ……………….5-7
Installing the Winch Mainline ……………………………5-7

Log Grapple …………………………………………………….5-8
Checking and Adjusting the Snubbers ……………..5-8
Axle Maintenance Checks ………………………………..5-8
Axle Vent and Breather …………………………………….5-8
Hydraulic System …………………………………………….5-9
Checking the Hydraulic Fluid Level …………………..5-9
Return Filter …………………………………………………….5-9
Filling the Hydraulic Fluid …………………………………5-9
Accumulators ………………………………………………….5-9
Drive Shafts …………………………………………………..5-10
Lubrication …………………………………………………….5-10
Checking Drive Shafts ……………………………………5-10
Transmission Hydraulic System ……………………..5-11
Transmission and Torque Converter……………….5-11
Checking the Fluid Level ………………………………..5-11
Transmission and Torque Converter Fluid
Warm-up Procedure ………………………………………5-11
Changing the Transmission Filter …………………..5-12
Cleaning the Sump Screen ……………………………..5-12
Changing Trans. and Torque Converter Fluid ….5-12
Flushing the Trans. and Torque Converter ………5-13
Brake System …………………………………………………5-13
Pressurized Water Tank ………………………………….5-13
Fire Suppression Water Tank ………………………….5-13
Daily Maintenance and Lubrication …………………5-15
Daily Maintenance ………………………………………….5-16
Daily Lubrication ……………………………………………5-17
Maintenance Intervals …………………………………….5-18
Lubricant Selection and Specifi cation …………….5-19
Lubricants and Capacities ………………………………5-20

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