| 摘要 |
PROBLEM TO BE SOLVED: To provide a vehicle loading space height adjustment system that can improve convenience of loading/unloading while using a relay and can appropriately inform a driver that the height of a loading space is in a dump state.SOLUTION: A loading space height adjustment system for adjusting the height of a vehicle loading space includes: air springs 14, 15 for supporting the loading space; valve units 10, 12 connected to an air tank 11 and adjusting the heights of the air springs 14, 15 by supply and discharge of air; a relay 1 having a dump signal line 1a and a return signal line 1b that are connected to the valve units 10, 12; a pressure switch 16 of which on state and off state are switched depending on whether or not air is supplied from the valve units 10, 12; and an indicator 5 that becomes a current-carrying time lighted state while the pressure switch 16 is turned on and that becomes a lights-out state while the pressure switch 16 is turned off. |
