Notes On Refrigerants - Mercedes-Benz E-Class Operator's Manual

* NOTE Damage to the exterior lighting
due to unsuitable windshield washer fluid
Unsuitable windshield washer fluid may dam‐
age the plastic surface of the exterior light‐
ing.
Only use windshield washer fluid that is
#
also suitable for plastic surfaces, e.g.
MB SummerFit or MB WinterFit.
* NOTE Blocked spray nozzles caused by
mixing windshield washer fluids
Do not mix MB SummerFit and MB Win‐
#
terFit with other windshield washer flu‐
ids.
Do not use distilled or de-ionized water as the fill
level sensor may be triggered erroneously.
Recommended windshield washer fluid:
Above freezing point: e.g. MB SummerFit
R
Below freezing point: e.g. MB WinterFit
R
For the correct mixing ratio refer to the informa‐
tion on the antifreeze reservoir.
Mix the washer fluid with the windshield washer
fluid all year round.

Notes on refrigerants

Observe the notes on operating fluids
( page 344).
→
* NOTE Damage due to incorrect refriger‐
ant
If a non-approved refrigerant is used, the cli‐
mate control system may be damaged.
Only use the refrigerant R‑134a
#
* NOTE Damage to the climate control
system due to incorrect refrigerant com‐
pressor oil
Only use refrigerant compressor oil that
#
has been approved by Mercedes-Benz.
Do not mix the approved refrigerant
#
compressor oil with a different refriger‐
ant compressor oil.
Technical data 349
Work on the climate control system may only be
carried out by a qualified specialist workshop. All
applicable regulations, as well as SAE standard
J639, must be adhered to.
: Warning symbols
; Refrigerant filling capacity
= Applicable standards
? PAG oil part number
A Type of refrigerant
Warning symbols : advise you about:
Possible dangers
R
Having service work carried out at a qualified
R
specialist workshop