New Holland LW230.B Wheel Loader Service Manual
368 pages · Publication 6036706100NA
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- Models
- LW230.B
- Manual type
- Service Manual
- Pages
- 368
- Publication
- 6036706100NA
- Condition
- Brand new

What's inside
From the manual's own table of contents: 6 sections, 123 entries. See sample pages (PDF, 402 KB)
ENGINE8 topics
- PARAGRAPH
- IDENTIFICATION DATA
- GENERAL SPECIFICATATIONS OF ENGINE SERIES "C
- ENGINE SUPPORTS
- COOLING SYSTEM (FAN DRIVE SYSTEM)
- Cooling system hydraulic motors
- Fan hydraulic system pump
- Fan hydraulic control block
TRANSMISSION22 topics
- GENERAL DESCRIPTION
- TORQUE CONVERTER - TRANSMISSION
- TORQUE CONVERTER
- TRANSMISSION - TORQUE CONVERTER PUMP
- TRANSMISSION
- Power train diagram
- Transmission control valve
- AUTOMATIC TRANSMISSION CONTROL SYSTEM
- Electronic unit ATC for automatic transmission control
- TRANSMISSION SELECTOR
- SHIFT-DOWN" Device
- KICK-DOWN" Function (with manual and automatic gearshift)
- OIL CIRCUIT
- DISASSEMBLY TRANSMISSION
- REASSEMBLY TRANSMISSION
- TROUBLESHOOTING GUIDE
- Parking brake
- STANDARD VALUES FOR MAINTENANCE
- Control valve
- Accumulator
- TIGHTENING TORQUES OF MAIN FIXTURE
- PROP SHAFT
BRAKES SYSTEM21 topics
- OPERATION
- Operating conditions
- DISC BRAKE
- BRAKE PEDAL VALVE
- BRAKES/POWER SYSTEM PUMP
- PARKING BRAKE CONTROL VALVE
- Manual release procedure
- Disc parking brake operation
- Brake disengagement
- OTHER COMPONENTS
- Service brakes accumulator
- Check valve
- BRAKE PEDAL VALVE HYDRAULIC CONNECTIONS
- DIAGNOSTICS AND TESTING
- Brake control pressure testing
- Minimum and maximum accumulator recharge pressure adjustment
- Parking brake engagement test
- Accumulator pre-charge test
- Instructions for the restorantion of the service brake accumulators precharge
- Bleeding the brake system
- Brake disc wear check
STEERING SYSTEM11 topics
- STEERING GROUP
- STEERING VALVE
- STEERING SYSTEM PUMP
- STEERING VALVE CONTROL LINKAGE
- Leverage installation procedure
- STEERING CYLINDERS
- Removal
- Disassembly and Reassembly
- Installation
- STEERING EMERGENCYCIRCUIT
- Components of emergency steering
BUCKET BOOMS AND FRAME6 topics
- Bucket
- Bucket automatic positioner
- Setting the boom maximum height
- FRAME
- Frame central pivot
- BUCKET STOPS
ELECTRICAL SYSTEM49 topics
- SAFETY RULES
- GENERAL LAYOUT OF THE ELECTRICAL SYSTEM
- MAIN CONNECTORS
- FUSES
- CAB INSTRUMENTS CLUSTER
- INDICATORS ON INSTRUMENT CLUSTER
- SWITCH PANEL
- AUTOMATIC TRANSMISSION
- Gearshift selector
- ATC electronics controller
- ATC relay controller diagram
- ATC controller diode board diagram
- Initialisation procedure of the auxiliary reverse device
- MAIN SWITCH
- STARTER SWITCH
- SOLENOID SWITCHES AND DIODES
- Cold starting relay
- Starter relay (K21)
- Electric cut-off relay (K22)
- Back-up alarm relay
- Retaining solenoid swtch 90 AMP
- Single lever control solenoids relay
- Single lever control diodes box
- LTS relay
- LTS timer
- Cab relay board
- Relay board electric diagram (CAB)
- PRESSURE SWITCHES-SENSOR-SWITCHES
- Stop lights pressure switch
- Transmission cut-off pressure switch
- Brakes accumulator oil low pressure switch
- Air cleaner clogging pressure switch
- Engine oil lo pressure switch
- REPAIR
- Cab (removal/installation)
- WINDSCREEN WIPERS AND WASCHERS
- HEATER
- Generalities
- CAB GLAZING
- Disassembly and assembly
- AIR CONDITIONING UNIT
- Operating instructions
- Technical data
- Service precautions
- Tool connections
- Discharging
- Refrigerant charging
- Leak inspection
- TROUBLESHOOTING
Inside this manual
Real pages from this service manual (368 pages). Open the sample pages (PDF, 402 KB)
- Troubleshooting, page 132: 2.11 TROUBLESHOOTING GUIDE
- Specifications, page 207: BRAKES SYSTEM
- Diagram, page 327: ELECTRICAL SYSTEM
- Color page, page 61: TRANSMISSION
- Foldout diagram (color), page 196: BRAKES SYSTEM
Other manuals for this machine
Save 10% on 2 manuals, 15% on 3 or more. Other manuals for the LW230.B are listed below. Editions cover different serial number ranges: check the serial coverage and tick only the ones that match your machine.
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This is a service manual
Here's how it compares to the other manual types.
Service manual
Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.
Operator's manual
Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.
Parts manual
Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.
Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.
What it's used for
Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.
Service shops and owner/operators who repair their own equipment
Identifying correct parts and seeing how assemblies come apart and go back together
Keeping equipment running with less downtime
Factory manual, 368 pages
Quantity one is the manual described above.
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60-day returns
Free if the mistake is ours. A manual ordered in error must come back unopened in its shrink-wrap; you pay return shipping and a 20% restocking fee applies. Return policy
Binder not included
Manuals over about 300 pages may need a standard 3-ring binder, which you can buy locally to keep the pages organized for shop use.
Other editions and similar models
Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).