Rotax 912 i Series Installation Manual page 104

1.3) Coolant types
General note
Permissible coolant types:
1
Conventional coolant is recommended as it commonly available and has a
Conventional
coolant
greater thermal heat transfer capability. Its limitation is its lower boiling
point.
Mixing ratio
Conventional coolant
Some conventional coolants are available pre-mixed by the manufacturer. In this case
do not mix with water, instead follow the manufacturers instructions.
Conventional coolant:
Boiling point
Conventional coolant mixed with 50 % water cannot boil at a temperature
below 120 °C (248 °F) at a pressure of 1.2 bar (18 psi). The max. coolant
temperature limit is therefore 120°C (248 °F).
Marking of the coolant to be used
Marking
Effectivity: 912 i Series
Edition 1/Rev. 0
BRP-Powertrain
INSTALLATION MANUAL
Using waterless coolant
NOTICE
WARNUNG
(e.g. Evans) is not permitted.
Description
Conventional coolant based on ethylene glycol
When selecting a suitable coolant, the information in
NOTICE
WARNUNG
Service Instruction SI-912 i-001, latest issue, must be
observed.
The manufacturers instructions regarding the coolant
NOTICE
WARNUNG
must be observed.
Description
The coolant to be used and its concentration (percent-
NOTICE
WARNUNG
age water rate) must be correctly communicated to the
owner.
Mixture ratio
Concentration
50 % 50 %
75-00-00
Water
Page 6
January 01/2012