Maintenance – compressed air system
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23 Maintenance – compressed air system
Risk of injury from escaping compressed air.
The compressed air system is under high pressure. Escaping compressed air may seriously
injure skin, limbs and eyes.
• Shut down and safeguard the machine, see chapter Safety, "Shutting down and
safeguarding the machine".
• Relieve the pressure in the compressed air system.
23.1 Compressed-air reservoir
Risk of injury from corroded or damaged compressed air reservoirs.
Damaged or corroded pressure vessels may burst and cause serious injuries.
• Observe the inspection intervals according to the maintenance table, see chapter
Maintenance-Engine "Maintenance table".
• Have damaged or corroded compressed air reservoirs replaced immediately by a service
centre.
Fig. 578
Condensation forms in the compressed air storage tank (1). The condensation water can lead to
malfunctions.
Drain condensation water
• Switch off diesel engine.
• Depressurise the compressed air storage tank (via a blow-out gun).
• Use the drain valve (2) to drain the condensation water collected in the compressed air
storage tank (1) into a suitable container.
Checking the compressed air reservoir
Have the interior area of the compressed air reservoir checked in accordance with national
requirements. A check is recommended at intervals of 2 years.
• Check the tensioning straps on the compressed air storage tank are secure. If necessary,
tighten using the nuts.
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