See also:

Tire Terminology And Definitions
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Interior equipment
GLOVE BOX fig. 95 Operate handle A as shown by the arrow to open the compartment. MAGNETIC CARD POCKET - TICKET POCKET fig. 96 (where provided) Slots for keeping magnetic cards (telephone cards, ...

For checking and restoring pressure only
The compressor can be also used just for restoring pressure. Disconnect the quick connection and connect it directly to the tyre valve; in this way the cylinder is not connected to compressor and ...