Mercedes-Benz 280 SE Owner's Manual page 24

Automatic Climate Control
4 " A U T O -H I" b u tto n :
Fast heating o r c o o lin g of
v e h ic le in te rio r.
A ir c o n d itio n in g , a ir d is trib u tio n
and b lo w e r c o n tro l are th e same
as in p o s itio n " 3 " " A U T O -L O " .
The blo w e r, how ever, o p era te s
at a h ig h e r speed.
5 " B I-LE V E L" bu tto n:
For fo g g e d -u p w in d o w s.
D uring heating and c o o lin g
o p e ra tio n s a ir is channelled to
the w in d s h ie ld and to the fo o t-
w ell. D uring th e c o o lin g o p e ­
ration a ir also en te rs via the
c e n te r sw ive llin g o u tle ts 8.
The ve h icle in te rio r is cooled
p ra c tic a lly fre e of d ra ft w ith
m ore a ir being b low n in to the
fo o tw e ll. The b lo w e r then
ope ra tes at a h ig h e r speed.
W e recom m end th is p o sitio n at
low a m bient tem peratures.
" DEF" b u tto n :
F or ice d -u p w in do w s.
In d e p e n d e n t o f the p o sitio n of
the te m p e ra tu re s e le c to r w heel
a ir heated to m axim um te m p e ­
rature is channelled to the
w in d sh ie ld .
For the side w indow s, open
sw iv e llin g o u tle ts 9.
7 R e frig e ra n t c o m p re ss o r s w itc h :
S w itch ing th e a ir c o n d itio n in g
c o m p re s s o r on and off.
The co m p re s so r can be
sw itched o ff c o m p le te ly in the
p o s itio n s " A U T O -LO " and
" A U T O -H I" , e. g. if no co o lin g
is requ ire d because o f low
a m b ie n t tem p e ra tu re s (fuel
econom y).