Refrigerant - Mercedes-Benz 2015 M-Class Operator's Manual

At temperatures above freezing:
Fill the washer fluid reservoir with a mixture
X
of water and windshield washer fluid, e.g.
MB SummerFit.
Add 1 part MB SummerFit to 100 parts water.
At temperatures below freezing:
Fill the washer fluid reservoir with a mixture
X
of water and washer fluid, e.g. MB Winter-
Fit.
Adapt the mixing ratio to the outside temper-
ature.
Down to 14 ‡ (Ò10 †): mix 1 part MB Win-
R
terFit to 2 parts water.
Down to Ò4 ‡ (Ò20 †): mix 1 part MB Win-
R
terFit to 1 part water.
Down to Ò20.2 ‡ (Ò29 †): mix 2 parts MB
R
WinterFit to 1 part water.
i
Add windshield washer fluid, e.g. MB
SummerFit or MB WinterFit, to the washer
fluid all year round.
Climate control system refrigerant
Important safety notes
The climate control system of your vehicle is
filled with refrigerant R‑134a.
The instruction label regarding the refrigerant
type used can be found on the radiator cross
member.
! Only the refrigerant R‑134a and the PAG
oil approved by Mercedes-Benz may be
used. The approved PAG oil may not be
mixed with any other PAG oil that is not
approved for R-134a refrigerant. Other-
wise, the climate control system may be
damaged.
Service work, such as topping up refrigerant
or replacing components, may only be carried
out by a qualified specialist workshop. All
applicable regulations must be adhered to,
SAE standard J639 included.
Service products and filling capacities
Always have work on the climate control sys-
tem carried out at a qualified specialist work-
shop.
Refrigerant instruction label
Example: refrigerant instruction label
Warning symbol
:
Refrigerant filling capacity
;
Applicable standards
=
PAG oil part number
?
Type of refrigerant
A
Warning symbol : advises you about:
possible dangers
R
having service work carried out at a quali-
R
fied specialist workshop
Filling capacities
Missing values were not available at time of
going to print.
AMG vehicles

Refrigerant

PAG oil
All other models
Refrigerant
PAG oil
455
Capacity
Capacity
37.0 ± 0.4 oz
(1050 ± 10 g)
4.9 ± 0.4 oz
(140 ± 10 g)
Z