#
Pull filler hose
2
and plug
4
out of the tire
inflation compressor housing.
#
Insert plug
8
of filler hose
2
in the socket
on the tire inflation compressor and then
turn it until plug
8
engages.
#
Unscrew the cap from the valve on the emer‐
gency spare wheel.
#
Screw union nut
3
of filler hose
2
onto the
valve.
#
Make sure on and off switch
5
of the tire
inflation compressor is set to 0.
#
Insert plug
4
in a socket in your vehicle.
R
Cigarette lighter socket:
R
12 V socket: (
/
page 107)
R
Observe the notes on the cigarette lighter:
R
Observe the notes on sockets: (
/
page 107)
#
Turn the SmartKey to position
1
in the igni‐
tion lock.
#
Press on and off switch
5
on the tire infla‐
tion compressor to I.
The tire inflation compressor is switched on.
The tire is inflated. The tire pressure is
shown on pressure gauge
6
.
#
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
5
on the
tire inflation compressor to 0.
The tire inflation compressor is switched off.
#
Turn the SmartKey to position
g
in the igni‐
tion lock.
#
If the tire pressure is higher than the speci‐
fied pressure, press pressure release valve
button
7
until the correct tire pressure has
been reached.
#
Unscrew union nut
3
of filler hose
2
from
the valve.
#
Screw the valve cap of the emergency spare
wheel onto the valve again.
#
Stow filler hose
2
and plug
4
in the lower
section of the compressor housing.
#
Stow the tire inflation compressor in the
vehicle.
Wheels and tires 327
Summary of Contents for A-Class 2020
Page 7: ......
Page 8: ...Left hand drive vehicles 6 At a glance Cockpit ...
Page 10: ...Q Electric parking brake 155 R Light switch 112 8 At a glance Cockpit ...
Page 11: ......
Page 12: ...Instrument Display standard 10 At a glance Warning and indicator lamps ...
Page 14: ...12 At a glance Overhead control panel ...
Page 16: ...14 At a glance Door control panel and seat adjustment ...
