snow chains MERCEDES-BENZ METRIS 2021 MY21 Operator's Manual

canno
tacce ptresponsibility fort his type of dam‐
age.
Alw ayso bser vethem aximum permissible speed
specified fort he summer tires youh ave installed
(/ page213).
Once youh ave installed thes ummer tires:
R Chec kthe tir epressur e(/pag e206)
R Restar tt he tir epressur emonitor
(/ page209) Information on M+S tires
&
WARNING Risk of accident caused by
incor rect wheel and tir edimensions
The wheel or tir esize and thet iret ype of the
emer gency spa rewheel or spar ewheel and
th ew heel tobe replaced ma ydiffe r.
To prev ent hazardous situations: #
Adapty our driving stylea ccording lyand
driv ecarefull y. #
Neverins tall mor ethan one emergency
spar ewheel or spar ewheel that dif fers
in size. #
Onlyuse an emer gency spa rewheel or
spar ewheel of adiffe re nt size brie fly. #
Have thee mer gency spa rewheel or
spar ewheel of adiffe re nt size replaced
at then eares tqualified specialis twork‐
shop. The ne wwheel mus thave thec or‐
re ct dimensions. &
WARNING Risk of an accident du eto
insuf ficient tir etread
M+S tires wi thatread dep thof less than 00CFin
(4 mm) ar enotsuitable foru se in winter and
do no tprovide suf ficient grip. #
M+S tires wi thatread dep thof less
th an 00CFin (4 mm) mus tbereplaced
immediatel y. At
temp eratures belo w50°F(10°C) use winter
tires or all-season tires –botha remar kedw ith
M+S.
Onl ywinter tires bearing the004D snowflake
symbol in addition totheM +S marking pr ovide
th eb estp ossible grip in wintr yroad conditions.
Only these tires will allo wdriving saf etys ystems
suc hasA BS and ESP ®
to also function optimally in winter
.Thes etires ha vebeen de veloped specif‐
icall yfor driving in sno w.
Use M+S tires of thes ame mak eand tread on all
wheels tomaintain saf ehandling characteristics.
Alw ayso bser vethem aximum permissible speed
specified fort he M+S tires youh avei nstalled
(/ page213).
If yo ui nstall M+S tires that ha vealow er maxi‐
mum permissible spee dthan them aximum
design speed of thev ehicle, af fixana ppropria te
wa rning sign in thed rive r's field of vision. Yo u
can obtai nthis at aqualified specialis tworks hop.
Once youh avei nstalled thew inter tires, take the
fo llowing measures:
R checkt he tir epressur e(/pag e206)
R restar tt he tir epressur emonitor
(/ page209) Note
sons nowc hains &
WARNING Risk of accident du etoincor‐
re ctly ins talled sno wchains
If yo uh ave installed sno wchains on thef ront
wheels, they ma ydraga gains tthe vehicle
body or chassis components. #
Neverins tall sno wchains on thef ront
wheels. #
Onlyins tall sno wchains on ther ear
wheelsinp airs. &
WARNING Risk of accident du eto
unsuitable sn ow chains
Commerciall yavailable sn ow chains can
com eloose and damag echassi scomponents
or brak ehoses. #
Only ins tall sno wchains that ha vebeen
appr ovedbyM ercedes-Benzf orthese
tires. &
WARNING Risk of accident du etosnow
ch ains breaking
If yo ud rive toof astw iths nowc hains, they
can brea k,injur eother persons, and damage
th ev ehicle. #
Obser vethem aximum permissible
speed foro peration wit hsnowc hains. Wheels and tires
205

*
NO
TEDama getothew heel trim from
mounted sno wchains If sno
wchains are mounted tosteel wheels,
th ew heel trims can be damaged. #
Remo vethew heel trims of steel wheels
befor emounting sno wchains. Obser
vethef ollowing no tesw hen using snow
ch ains:
R Snow ch ains ar eonlyp ermissible forc ertain
wheel/tir ecombinations .You can obtain
information on them at aqualified specialist
wo rkshop.
R Fors afet yr easons, onl yuse sn owchains that
ha ve been specifically appr ovedfor your vehi‐
cle byMercedes-Benz, or sno wchains with
th es ame quality standard.
R The sn owchains mus tberetightene dafter
driving appr oximatel y0.6 miles (1 km) .This is
th eo nlyw aytoensur ethe sno wchains are
optimall yseated wit hclearanc etoadjacent
components.
R Vehicles with rear-wheel drive: onlyins tall
sno wchains in pair sand onl yonthe rear
wheels .Obse rvet he manufacturer's ins talla‐
tion instructions.
R Vehicles with front-wheel drive: only install
sno wchains in pair sand onl yonthe front
wheels. Obser vethem anufacturer's ins talla‐
tion instructions.
R Use sno wchains only when ther oad sur face
is comple tely sno w-covered. Re mo vethe
sno wchains as soon as possiblew henyou
come toaroad that is no tsnow-covered.
R Local regulations ma yrestrict theu se of
sno wchains. Obser vethea pplicable regula‐
tions befor einstalling sno wchains.
R If sno wchains ar einstalled, them aximum
permissible speed is 30 mph(50 km/h ).
% Youc an deactivat eESP®
to pull away
( / pag e111,112 ). This all owsthew heels to
spin, achieving an increased driving forc e. Ti
re pressure Note
sont irep ressure &
WARNING Risk of accident du etoinsuf‐
fi cient or excessi vetirep ressure
Ti re sw ithe ither tool ow ortooh igh apres‐
sur epresent thef ollowing hazards:
R thet ires could bur st
R thet ires could wearexcessi vely and/or
un eve nly
R thed riving characteristic saswell as
st eering and braking characteristic smay
be se verely impaired #
Obse rvet he recommended tir epres‐
sures and checkt he tir epressur eofa ll
tires including thes par ew heel:
R monthly
R if altering thel oad on thev ehicle
R prior tolong journe ys
R ifth eo perating conditions change, for
ex ample when drivin goff-road #
Adjus tthe tir epressur ewhereneces‐
sar y. Driving wi
thtirep ressur ethat is tooh igh or too
lo wc an:
R Shor tent he service lif eofthe tires
R Cause increased tir edamage
R Adverselya ffect handling characteristic sand
th us drivin gsafet y, e.g. due to hydroplaning &
WARNING Risk of accident du etotoo
lo wat irep ressure
Ti re sw ithp ressur ethat is tool ow can over‐
heat and bur stas ac onsequence.
In addition ,the ya lso suf ferf romi rregular
we ar,w hic hc an significantl yimp air theb rak‐
ing properties and theh andling characteris‐
tics. #
Avoid excessively lo wtirep ressure. Ti
re pressur ewhichist oo lo wcan cause:
R Tire malfunctioning as aresult of overheating
R Impaired handling characteristics
R Irre gular wear
R Increased fuel consum ption 206
Wheels and tires