BRP-Rotax
MAINTENANCE MANUAL LINE
Temperature exceeded briefly
Table 1: Temperature exceeded less than 30 min.
Step
Procedure
1 The whole cooling system must be inspected, repaired or overhauled in ac-
cordance with the BRP-Rotax instructions for continued airworthiness.
2
Inspect all further systems for correct functioning.
3
Carry out detailed inspection of the affected engine components such as:
• Leakage check on the cooling system.
• Check that the cylinder head attachment is fitted securely. If any of the
cylinder head nuts are loose, proceed as instructed in table 2. “Excess
temperature of over 180 °C (356 °F) and/or for longer than 30 min.“.
• Check all coolant fittings (feed/outflow) for secure fit.
Exceeded for longer than 30 min. or more than 135 °C (275 °F)
Table 2: Exceeded for longer than 30 min. or more than 135 °C (275 °F)
Step
Procedure
1 The whole cooling system must be inspected, repaired or overhauled in ac-
cordance with the BRP-Rotax instructions for continued airworthiness.
2
Inspect all further systems for correct functioning.
3 Carry out detailed inspection of the affected engine components.
4
Check compression by carrying out a differential compression check.
5
All cylinder heads and cylinders must be removed and subjected to a de-
tailed check including hardness testing. See Chapter 72-00-00 of the Main-
tenance Manual Heavy (MMH).
05–50–00
Page 24
December 01 2023
Effectivity: 916 i A / C24
Edition 0/Rev. 1