Mercedes-Benz 300 TE 124 T 1988 Owner's Manual page 25

T em perature S election (° C)
The d e sire d in te rio r te m p e ra tu re can be s e le c te d by
ro ta tin g the te m p e ra tu re s e le c to r. The s e le c te d
te m p e ra tu re is rea che d as q u ic k ly as p o s s ib le and
m aintained. A basic s e ttin g o f 22° C (72° F) is re c o m ­
m ended. To avoid u n d e sira b le te m p e ra tu re flu c tu a tio n s ,
a s e t te m p e ra tu re s h o u ld only be re a d ju s te d in sm all
in cre m e n ts.
If de sire d, th e te m p e ra tu re s e le c to r can be ro ta te d to the
end p o s itio n s " M IN " and " M A X " . T his o v e rrid e s the
a u to m a tic m ode.
" M IN " (d e te n t) = peak co o lin g .
The system o p e ra te s w ith re c irc u la te d air at o u ts id e te m ­
pe ra tu re s above 20° C (68° F).
"M A X " (d e te n t) = m axim um heating.
If b u tto n £ 1 is d e p re s s e d w ith th e te m p e ra tu re s e le c to r
in the " M IN " o r " M A X " end p o s itio n s , th e fan w ill run at
near m axim um speed.
Air R ecirculation
P ressing th e s y m b o l-s id e o f th e air re circu la tio n
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s w itc h ca u se s air to be re circ u la tio n w ith o u t a d d i­
tio n a l fre s h air and th e red in d ic a to r lam p to lig h t up.
A fte r a w h ile th e air re c irc u la tio n m od e w ill sw itc h o ff
au to m a tica lly, in c lu d in g th e in d ic a to r lamp.
By p re s s in g th e s y m b o l-s id e o f th e air re circu la tio n
s w itc h w h en c o o lin g :
The syste m w ill a u to m a tica lly sw itc h fro m re c irc u la te d air
b a c k to fre s h air a fte r a p p ro x. 30 m in u te s at o u ts id e te m ­
p e ra tu re s above a p p ro x. 7° C (45° F).
By p re ssin g th e s y m b o l-s id e o f th e air re circu la tio n
sw itc h w h en he atin g:
The syste m w ill a u to m a tic a lly s w itc h fro m re c irc u la te d air
b a c k to fre s h air a fte r 5 m in u te s at o u ts id e te m p e ra tu re s
b e lo w a p p ro x. 7° C (45° F).
T his m o d e can be se le c te d to p re v e n t annoying o d o rs o r
d u s t fro m e n te rin g th e c a r's in te rio r.
If th e w in d o w s s h o u ld fo g up fro m th e in side , sw itc h fro m
re c irc u la te d air b a ck to fre s h air by p re ssin g the lo w e r
half o f th e air re c irc u la tio n s w itc h (the in d ic a to r lam p in
th e s w itc h g o e s ou t).
A t high o u ts id e te m p e ra tu re s , th e syste m a u to m a tica lly
e n ga ge s th e re c irc u la te d air m o d e and th e re b y in crea ses
th e c o o lin g c a p a city p e rfo rm a n ce .
N o te :
It is n o t p o s s ib le to s w itc h to re c irc u la te d air if b u t­
to n 0 o r Q is d e p re sse d .