New Holland Workmaster 50, Service Manual

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INTRODUCTION
Safety rules
PRECAUTIONARY STATEMENTS
Personal Safety
Throughout this manual and on machine signs, you will find precautionary statements ("DANGER", "WARNING", and
"CAUTION") followed by specific instructions. These precautions are intended for the personal safety of you and
those working with you. Please take the time to read them.
Machine Safety
The precautionary statement ("IMPORTANT") is followed by specific instructions. This statement is intended for ma-
chine safety.
NOTICE: The word "IMPORTANT" is used to inform the reader of something they need to know to prevent minor
machine damage if a certain procedure is not followed.
Information
NOTE: Instructions used to identify and present supplementary information.
Legal obligations
This machine may be equipped with special guarding or other devices in compliance with local legislation. Some of
these require active use by the operator. Therefore, check local legislation on the usage of this machine.
Accident prevention
Most accidents or injuries that occur in workshops are the result of a non compliance to simple and fundamental safety
regulations. In most case, accidents can be avoided by foreseeing possible causes and consequently acting with the
necessary caution and care.
Accidents may occur with all types of machines, regardless of how well the machine in question was designed and
built.
A careful and informed service technician is the best guarantee against accidents.
Decisive awareness of the most basic safety rule is normally sufficient to avoid many serious accident.
Safety requirements for fluid power systems and components - Hydraulics (European stan-
dard PR EM 982)
WARNING
Avoid injury!
Before you start any work on the unit:
• Park the unit on a hard, level surface.
• Apply the parking brake.
• Completely lower the attachments.
• Relieve all the hydraulic system pressure.
• Shut down the engine.
• Remove the ignition key.
• Secure the unit with wheel chocks.
• Turn the battery isolator switch to the OFF position.
Failure to comply could result in death or serious injury.
W1371A
Flexible hose assemblies must not be constructed from hoses which have been previously used as part of a hose
assembly.
Do not weld hydraulic piping.
When flexible hoses or piping are damaged, replace them immediately.
It is forbidden to modify a hydraulic accumulator by machining, welding or any other means.
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