Compressed-Air Reservoir; Wheel Nut Tightening Torques - Mercedes-Benz Actros Operating Instructions Manual

394 Technical data
Tyre pressure
Tyres Pressure
Tyre pressure table See the "Wheels and
for single tyres tyres" section
Tyre pressure table See the "Wheels and
for twin tyres tyres" section
Permissible difference 20 kPa (0.2 bar/
in pressure between 3 psi)
tyres on an axle
Maximum permissible 1000 kPa (10.0 bar/
air pressure for inflat‐ 145 psi)
ing tyres

Wheel nut tightening torques

The tightening torques for the wheel nuts are
identical for light-alloy and steel wheels.
Wheels
Wheel nuts with pressure
plate (hub centring) M22x1.5
for 20", 22.5" and 24" wheel
rims
10-hole mounting
Wheel nuts with pressure
plate (hub centring) M18x1.5
for 17.5" wheel rims
6-hole mounting
Wheel nuts with conical spring
washers
Connecting flange with twin
tyres 14.00 R 20
Wheel nut covers
Spring-loaded brake cylinder release torque/
release pressure
Release torque of the spring-
loaded brake cylinder release
screw
Tightening torque of the
spring-loaded brake cylinder
release screw
Release pressure (with exter‐
nal source of compressed air)
Level control system
Fill the air suspension via con‐
nection 28 on the electronic
air processing unit
Torque
600 Nm

Compressed-air reservoir

Information on the compressed-air reservoir
Information on the compressed-air reservoir:
Information for the initial purchaser and other
users.
400 Nm
Accompanying documentation in accordance
with Directive 2009/105/EC of the European
Parliaments and Council and in accordance with
the technical standard EN 286‑2.
450 Nm
a– The reservoir is only intended for use in
compressed-air systems and auxiliary equip‐
ment on motor vehicles and their trailers, and
450 Nm
is only to be used to hold compressed air.
b– The reservoir is marked for identification with
60 Nm
a works number and the reservoir manufac‐
turer's name, together with the principal
operating data and the EC mark (see the
identification plate or engravings directly on
the reservoir wall).
c– The reservoir is manufactured with a "Decla‐
ration of conformity" in accordance with Arti‐
cle 12 of Directive 2009/105/EC.
d– The reservoir is to be secured to the vehicle
by tensioning straps (clamps).
In the case of aluminium reservoirs, contact
surfaces must be designed to inhibit corro‐
sion or mechanical damage. Tensioning
Torque/
pressure
max. 70 Nm
max. 35 Nm
min. 6.5 bar
Max. 12.5 bar