Mercedes-Benz 300 TE 124 T 1988 Owner's Manual page 26

H N orm al s e ttin g - C o oling
| p ^ | E co n o m y se ttin g - V en tila tio n
3 N orm al s e ttin g - Heating
E co n o m y s e ttin g - H eating
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Function S ettin g
N orm al se ttin g
The s yste m a u to m a tic a lly c o o ls o r he ats d e p e n d in g on
the o u ts id e te m p e ra tu re and th e s e le c te d in te rio r te m ­
pe rature . The air c o n d itio n in g c o m p re s s o r en ga ge s
w h en o u ts id e te m p e ra tu re s are ab ove 5° C (41° F).
• In th e c o o lin g m od e, air is d ire c te d o n ly to th e a d ju s t­
able air o u tle ts (6) and (8).
• In th e he atin g m ode, w a rm air is p rim arily d ire c te d to
th e fo o tw e lls and to th e a d ju s ta b le air o u tle ts (8).
E nough air is s u p p lie d to th e w in d s h ie ld to kee p the
glass d e fo g g e d in norm al w e a th e r c o n d itio n s . In the
heating m ode, air w ill also be p e rio d ica lly e m itte d
fro m th e a d ju s ta b le air o u tle ts (6).
A t lo w o u ts id e te m p e ra tu re s , fan o p e ra tio n d o e s not
s ta rt un til th e e n gine c o o la n t has w a rm ed up.
j ^ j EC (E C O N O M Y ) = E co n o m ic a l se ttin g
The fu n c tio n o f th is s e ttin g c o rre s p o n d s to the " N o rm a l"
s e ttin g , ho w e ver, it is n o t p o s s ib le to air c o n d itio n in th is
s e ttin g be cau se th e air c o n d itio n in g c o m p re s s o r w ill not
en gage (fuel savings).