Rotax 912 iSc Maintenance Manual page 74

- The whole engine must be inspected, repaired or overhauled in accor-
dance with the BRP-Powertrain instructions for continued airworthi-
ness.
- Inspect all systems for correct functioning.
- Detailed inspection of affected engine components.
A rise in cylinder head temperature above normal operating limits (see
Cylinder head
Operators Manual) is a clear signal for a failure in the cooling system.
Cooling system
Return valve, pressure relief valve
Radiator
Radiator cap
Water pump
Effectivity: 912 i Series
Edition 1/Rev. 0
BRP-Powertrain
MAINTENANCE MANUAL
Cylinder head temperature too high
part
not enough coolant
bad venting
malfunction
contaminated
sealing of intercooler to cowling
poor cooling flow
leaking
malfunction
possible cause
05-50-00
January 01/2012
page 8