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If the chloride or total ionic content of the water is too high, then the level can be reduced through the Particular treatment processes will need to be used (desalination and demineralization or subprocesses) Depending upon the coolant composition, the analysis values for the water should lie within the following 1.2.2 Fresh-water quality for coolant composition as under item 1.1.1 (passenger-cars and Sum total of alkalis (water hardness): 0 to 3.6 mmol/l (0 up to 20° d)* pH value at 20°C: 6.5 up 8.5 Chlorine ion content: max. 100 mg/l Total chlorides and sulfates: max. 200 mg/l 1.2.3 Fresh-water quality for coolant composition as under item 1.1.2/1.1.3 (commercial-vehicle Sum total of alkalis (water hardness): 0 to 2.7 mmol/l (0 up to 15° d)* pH value at 20°C: 6.5 to 8.0 Chlorine ion content: max. 80 mg/l Total chlorides and sulfates: max. 160 mg/l If in doubt, contact DaimlerChrysler AG, department EP/MOR (operating fluids), C 405, D-70546 * Customary designations for water hardness in various countries: 1 mmol/l=5.6° d=10° f=7.02° e=100 3.
1° d (German degree =1° dGH)=1.78° (French degree)=1.25° e (English degree )=17.9 mg/kg Ca CO 3
(USA hardness). 1.3 Premixed coolant Several providers have water with premixed coolant in their product range. Provided they are approved
2004 Mercedes-Benz ML350 1998-2005 GENINFO Overall vehicle - 163 Chassis
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