Operating & Maintenance Manual Maintenance
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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 accidently or otherwise, by posting warning signs and/
or fitting appropriate anti-start devices.
Prior to attempting any maintenance work on a running machine, ensure that:-
• 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. pressurised 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, jewellery, 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.
Upon completion of maintenance tasks and prior to returning the machine into service,
ensure that:-
• 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.
Protective Shutdown System
Refer to the Wedge diagnostic display codes table for a listing of shutdown conditions.
Low engine fuel level switch.
At three month intervals, test the low engine fuel level switch circuit as follows:
• Start the machine.
NOTE: Do not press the load button.
• Disconnect the switch, the machine should shutdown.
• Re-connect the switch.
At twelve month intervals, test the low engine fuel level switch by removing and
operating the float manually.
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