Ingersoll-Rand R90 - 160N Operation And Maintenance Manual page 94

Compressed air can be dangerous if incorrectly handled.
Before doing any work on the unit, ensure that all
pressure is vented from the system and that the machine
cannot be started accidentally.
Ensure that maintenance personnel are adequately
trained, competent and have read the Maintenance
Manuals.
Prior to attempting any maintenance work, ensure
that:-
• all air pressure is fully discharged and isolated from the
system. If the automatic blowdown valve is used for
this purpose, then allow enough time for it to complete
the operation.
•
the machine cannot be started accidentally or
otherwise, by posting warning signs and/or fitting
appropriate anti-start devices.
• all residual electrical power sources (mains and battery)
are isolated.
Prior to opening or removing panels or covers to work
inside a machine, ensure that:-
• anyone entering the machine is aware of the reduced
level of protection and the additional hazards,
including hot surfaces and intermittently moving parts.
• the machine cannot be started accidentally or
otherwise, by posting warning signs and/or fitting
appropriate anti-start devices.
9
10.0 MAINTENANCE
Prior to attempting any maintenance work on a
running machine, ensure that:-
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Upon completion of maintenance tasks and prior to
returning the machine into service, ensure that:-
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R90 - 160N / R90 - 160I / R90 - 160NE / R90 - 160IE
http://www.ingersollrandproducts.com
the work carried out is limited to only those tasks
which require the machine to run.
the work carried out with safety protection devices
disabled or removed is limited to only those tasks
which require the machine to be running with safety
protection devices disabled or removed.
all hazards present are known (e.g. pressurized
components, electrically live components, removed
panels, covers and guards, extreme temperatures,
inflow and outflow of air, intermittently moving parts,
safety valve discharge etc.).
appropriate personal protective equipment is worn.
loose clothing, jewelry, long hair etc. is made safe.
warning signs indicating that Maintenance Work is in
Progress are posted in a position that can be clearly
seen.
the machine is suitably tested.
all guards and safety protection devices are refitted.
all panels are replaced, canopy and doors closed.
hazardous materials are effectively contained and
disposed of.