New Holland WE170B WE190B E45B E50B E55B Mini Excavator Service Manual

New Holland WE170B WE190B E45B E50B E55B Mini Excavator Service Manual

This is the New Holland WE170B WE190B E45B E50B E55B Mini Excavator Service Manual, as a PDF. It runs to 779 pages in 16 parts.

It covers the New Holland WE170B, WE190B, E45B, E50B and E55B mini excavators. It is New Holland's own service manual, the documentation the dealer workshops repair these machines with.

Publication number: 84602422A.

About the New Holland WE170B mini excavator

Mini excavators work in tight spaces: utility trenches, landscaping and demolition inside buildings. Most problems on them come from the hydraulic pump and control valve, the swing and travel motors, and the small diesel engine, and these are the systems a workshop manual is needed for.

What is inside

Its chapters cover the engine, the hydraulic system, the electrical system, swing and travel, the work equipment, specifications, troubleshooting and fault codes, maintenance and special tools. The largest sections are 51. ENGINE (208 pages), 33. SLEWING UPPER STRUCTURE (132 pages) and 24. SYSTEMS COMPONENTS (88 pages).

• 1. DESCRIPTION (8 pages)
• 2. SPECIFICATIONS (20 pages)
• 3. ATTACHMENT DIMENSIONS (22 pages)
• 11. TOOLS (10 pages)
• 13. MAINTENANCE STANDARDS AND TEST PROCEDURES (20 pages)
• 22. HYDRAULIC SYSTEM (12 pages)
• 23. ELECTRICAL SYSTEM (26 pages)
• 24. SYSTEMS COMPONENTS (88 pages)
• 31. WHOLE DISASSEMBLING AND ASSEMBLING (4 pages)
• 32. ATTACHMENT (32 pages)
• 33. SLEWING UPPER STRUCTURE (132 pages)
• 34. TRAVEL SYSTEM (82 pages)
• 42. TROUBLESHOOTING (HYDRAULIC SYSTEM) (12 pages)
• 43. TROUBLESHOOTING (ELECTRICAL SYSTEM) (10 pages)
• 44. TROUBLESHOOTING (ENGINE) (14 pages)
• 51. ENGINE (208 pages)

What you can do with it

• Find the cause of a fault before replacing parts
• Remove, overhaul and refit major components
• Set pressures, clearances and adjustments to the factory values
• Use the right torque values and tightening sequences
• Read the wiring and hydraulic diagrams when tracing a problem

Who it is for

Owners and operators who maintain their own machines, contractors' and rental workshops, independent repair shops and dealers.

Make sure it is your machine

Check the model and serial number on your machine before ordering. Some manuals only cover a range of serial numbers.

Questions about this manual

Which machines does this manual cover?
The New Holland WE170B, WE190B, E45B, E50B, E55B. If your machine has a different model number, look for the manual for that model.

Is it the original manufacturer manual?
Yes. It is New Holland's own service manual, not a third-party reprint or a summary.

How many pages does it have?
779 pages, in 16 parts listed above.

How do I receive it?
It is a PDF. After payment it is available to download from your account, and you can read it on a computer, tablet or phone or print the pages you need. No printed book is shipped.