Komatsu Wheel Loader WA90-5 sn: H50051 and up Workshop Service Manual
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Illustrated Factory Workshop Service Manual for Komatsu Wheel Loader WA90-5 sn: H50051 and up. This manual contains high-quality images, circuit diagrams, and instructions to help you operate, maintain, and repair your truck. All manuals are printable, contain searchable text, and navigation bookmarks.
Covered models:
WA90-5 sn: H50051 and up
Format: 257 Pages
Language: English
Contents:
Introduction
Foreword
Safety information
Introduction
Intended use
Breaking-in the machine
Location of plates
Machine identification plate
Engine name-plate
Axle serial no plate
Transmission serial no plate
ROPS/FOPS-Cab serial no plate
Operators seat serial no plate
Table to enter serial no and distributor
Table of contents
Dimensions, weights, and operating data
CE-conforming equipment
CE-conforming equipment part 1
CE-conforming equipment part 2
Manufacturer-supplied CE-conforming equipment
Loading and securing
Safety
General safety measures
Safety instructions
Safety devices
Emergency exit
Clothing and personal protection
Machine modifications
Before you leave the driver's seat
Mounting and dismounting
Fire prevention and fire fighting
Protection against asbestos dust
Protection against injuries
Working at high temperatures
Roll-over protection system (ROPS)
Attachment for protection against falling objects (FOPS)
Attachments
Battery
Safety precautions during operation
Prior to daily starting up
Machine operation
Transport
Precautions for maintenance
Personnel
Before carrying out maintenance
During maintenance
Tyres
Safety labels on the machine
Positions and order numbers of safety labels
Operation
General view
General view of the machine
Controls and indicators
Description of the individual elements
Instrument panel
Switches
Control levers and pedals
Articulated steering locking
Traction device
Socket (12 V)
Door unlocking system
Alarm horn for reverse driving option
Fuses
Slow-blowing fuses
Adjusting the heater and ventilation system
Air-conditioning
Operation
Pre-start checks
Starting the engine
Driving with the machine
Changing the driving direction
Turning and steering
Braking
Stopping the machine
Operating the work equipment
Working with the wheel loader
Precautions for special operations
Adjusting the position of the work equipment
Parking the machine
Switching off the engine
Check after stopping the engine
Locking
Tyre handling
Transporting the machine
Securing the articulated steering
Lifting the machine
Driving the machine onto loading area of transport vehicle
Securing the machine during the transport
After transport
Cold weather operation
Before the cold season
Precautions after completion of work
After the cold season
Long-term storage
Before storage
During storage
After storage
Troubleshooting
Towing the machine
Starting the engine with a booster cable
For insufficient braking effect
Checking the service brake
Checking the parking brake function
Emergency steering properties
Emergency lowering
Other troubles
Electrical system
Engine
Hydraulic system
Brakes
Steering
Axles
Driver's cab
Maintenance
Maintenance guide
Maintenance basics
Oil, fuel, and coolant specifications
Specifications of the electrical system
Wearing parts list
Lubricants, fuels, and filling capacities
Tools
Introduction of recommended tools
Periodical replacement of safety-critical parts
Maintenance schedule chart
Service procedure
Pre-start checklist
Maintenance upon demand
Maintenance after the first 50 operating hours
Maintenance after the first 250 operating hours
Maintenance every 10 operating hours
Maintenance every 50 operating hours
Maintenance every 250 operating hours
Maintenance every 500 operating hours
Maintenance every 1000 operating hours
Maintenance every 1500 operating hours
Maintenance every 2000 operating hours
Maintenance every 4000 operating hours
Technical data
Technical data
Noise emission levels
Vibration levels
Limit values for slopes
Special equipment and attachments
E.C.S.S-electronics
Structure and functioning principle of the E.C.S.S-electronics
Precautionary measures for switching on the E.C.S.S-electronics
