Mercedes-Benz A-Class Operator's Manual page 428

426 Technical data
* 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 container.
Mix the washer fluid with the windshield washer
fluid all year round.
Refrigerant
Notes on refrigerant
Observe the notes on operating fluids
( page 420).
→
* 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.
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.
The climate control system instruction label for
the refrigerant type and the refrigerant compres‐
sor oil is located on the inside of the hood.
1
Symbols for hazard and service information
2 Refrigerant filling capacity
3 Applicable standards
4 PAG oil part number
5 GWP (Global Warming Potential) of the refrig‐
erant used
6 Refrigerant type
Symbols 1 advise you about the following:
Possible dangers
R
Having service work carried out in a qualified
R
specialist workshop only