Wacker Neuson EZ28 Excavator Service Repair Manual

Service Repair Manual: 307 Pages
Operators Manual: 262 Pages
Spare Parts Catalog: 573 Pages
Manuals: Service Manual, Operators Manual, Spare Parts Catalog

Table of Content – Wacker Neuson EZ28 Manual

Operation
Information on this service manual
Identification of warnings and dangers
Explanation of symbols and abbreviations
Designated use and exemption from liability
Labels
Machine overview
Cabin
Engine compartment
Valve compartment
Chassis overview
Indicators and switches
Operating hydraulics
Cabin and control stand
Control lever base
Accelerator actuation
High speed
Automatic engine speed setting
Brakes
Protective structures
Emergency exit
Emergency lowering
Releasing hydraulic pressure
Hydraulic connections
Parking the machine
Fire extinguisher
Towing the machine
Technical data
Models and trade names
Engine
Traveling drive and axles
Tracks
Fuel injection pump
Brakes
Steering system
Hose identification code
Hydraulic system
Speed
Coolant compound table
Ground clearance and ground pressure
Excavator forces
Vibration
Electrical system
Weight
Noise emissions
Powertilt
Engine tightening torques
Model-specific tightening torques
General tightening torques
Payload and lift capacity
Dimensions
Kinematics
Measuring live ring tolerance
Maintenance
Information on maintenance
Service package
Fluids and lubricants
Maintenance label
Maintenance plan
Overview of maintenance areas
Maintenance accesses
Fuel system
Washer system
Engine lubrication system
Cooling system
Air filter
Heating, ventilation and air conditioning
V-belt
Pressure check
Test report
Hydraulic system
Pilot control filter
Traveling drive
Tires and tracks
Maintenance of attachments
Maintenance of options
Lubrication work
Lubrication schedule
Electrical system
Cleaning and maintenance
Resetting the maintenance meter
Engine
Engine 3TNV76-NNS
Fuel system
Cooling system
Valve clearance
Cylinder-head bolts
Injection nozzles
Injection time
Injection pump
Engine speed
Compression
Coolant thermostat
Temperature sensor
Oil pressure switch
Coolant circuit
Cooling water channels
Coolant and fuel hoses
Crankcase vent
Glow plugs
Engine malfunctions
Engine 3TNV80F-SNNS
Altitude-dependent output reduction
Hydraulic system
Hydraulic pump
Variable displacement and twin gear pumps
Pump unit
Pilot oil supply unit
Hydraulic pump disassembly and assembly
Hydraulic pump malfunctions
Main valve block
Main control lines
Pressure limiting valves
Drive counterbalancing system
Regeneration
Bucket pre-tension
Traveling drive
Swivel unit
Swivel joint
Swivel joint VDS
Pilot valves
Valves
Hydraulic quickhitch valve
Hydraulic oil reservoir service valve
Breather filter
Hydraulic system malfunctions
Electrical system
Ohm’s Law and electrical power
Measuring equipment and methods
Relays
Electric units
Fuses and relays
Bulbs
Alternator
Starter
12 V power outlet
Socket
Radio
Rotating beacon
Engine and chassis wiring harnesses
Cabin wiring harness
Canopy lights wiring harness
Proportional controls wiring harness
Engine speed control wiring harness
Travel signal wiring harness
Hydraulic quickhitch wiring harness
Battery lead
Diagrams
Hydraulics diagram legend
Hydraulics diagrams
Third control circuit hydraulics diagrams
Options hydraulics diagrams
Wiring diagram legends
Wiring diagrams
Options
Counterweight
Long stick
Automatic engine speed setting
Grab control circuit
Attachments
Safe load indicator
Hose burst valve
Hydraulic quickhitch valve
Easy Lock emergency unlocking
Vertical Digging System
Third control circuit
Proportional controls
Hammer operation
Additional control circuit AUX I
Swiveling the boom
Powertilt AUX II
ISO and SAE controls
Travel signal
Immobilizer
Engine oil service valve
Telematic
PowerTilt PTS06
General instructions
General safety instructions
Checking the product
Internal decompression valve
Testing the hydraulic system
Specifications and requirements
Tools
Removing the PowerTilt swivel device
Exploded views
PTS06 components
Assembly drawing
Removing components
Checking components
Trial assembly
Installing seals and bearings
Installing the piston tube
Installing the shaft
Installing the end cap
Installing the decompression valve
Installing the journal coupling
Lubrication and tests
Installing the PowerTilt on the machine
Installing a bucket or attachment
Adjusting PowerTilt play
Troubleshooting