K1000896E Operation and Maintenance Manual Inspection, Maintenance and Adjustment 4-61
NOTE: Do not mix ethylene glycol and propylene glycol antifreeze together. If the two are mixed,
the protection level will be reduced to the level of the ethylene glycol.
ANTIFREEZE CONCENTRATION TABLES
Ethylene Glycol - Standard Life Antifreeze
(1,000 Hour / 6 Months)
Ambient Temperature Cooling Water Antifreeze
-10°C (14°F) 80% 20%
-15°C (5°F) 73% 27%
-20°C (-4°F) 67% 33%
-25°C (-13°F) 60% 40%
-30°C (-22°F) 56% 44%
-40°C (-40°F) 50% 50%
Propylene Glycol - Extended Life Antifreeze
(2,000 Hour / Yearly)
Ambient Temperature Cooling Water Antifreeze
-10°C (14°F) 78% 22%
-15°C (5°F) 71% 29%
-20°C (-4°F) 65% 35%
-25°C (-13°F) 59% 41%
-30°C (-22°F) 55% 45%
-40°C (-40°F) 48% 52%
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