Mercedes-Benz GLB 2021 Series Operator's Manual page 338

336 Wheels and tires
Observe the notes on sockets: (
R
Press the start/stop button once to switch
#
on the power supply. ( page 143)
/
Press On/Off switch 4 on the tire inflation
#
compressor to I.
The tire inflation compressor is switched on.
The tire is inflated. The tire pressure is
shown on manometer 5.
Pump the tire to the specified tire pressure.
#
% The specified tire pressure is stated on the
label of the emergency spare wheel.
When the specified tire pressure has been
#
reached, press on and off switch
tire inflation compressor to 0.
The tire inflation compressor is switched off.
Press the start/stop button to switch off the
#
power supply.
If the tire pressure is higher than the speci‐
#
fied pressure, press pressure release valve
button 6 until the correct tire pressure has
been reached.
page 120) Unscrew union nut
/
#
the valve.
Screw the valve cap of the emergency spare
#
wheel onto the valve again.
Store filler hose
#
section of the tire inflation compressor hous‐
ing.
Store the tire inflation compressor in the
#
vehicle.
4 on the
2 of filler hose 1 from
1 and plug 3 in the lower