d02880.fm
MAINTENANCE MANUAL
BRP-Powertrain
Effectivity: 912 Series
Edition 2 / Rev. 0
12-20-00
page 57
October 01/2009
12) Inspecting the magnetic plug
General note See Fig. 28.
NOTES: The magnetic plug is located on the crankcase between
cylinder 2 and gearbox.
This inspection is important because it allows conclusions to be drawn on
the internal condition of the gearbox and engine and reveals information
about possible damage.
Procedure Remove the magnetic plug and inspect it for accumulation of chips.
Steel chips in low
numbers
Steel chips in low numbers as depicted in Fig. 28 can be tolerated if the
accumulation is below 3 mm (0.125 in).
Steel chips in
larger numbers
If there are larger accumulations of metal chips on the magnetic plug, the
engine must be repaired or overhauled in accordance with the BRP-Pow-
ertrain instructions for continued airworthiness.
Unclear findings In the case of unclear findings:
Contamination
Trace the cause and remedy.
Step Procedure
1 Flush the oil circuit.
2 Fit a new oil filter.
3 Engine test run. See chap. 12-20-00 section: 8).
4 Inspect the oil filter once more.
WARNUNG
NOTICE
If the oil circuit is contaminated, replace the oil cooler
and flush the oil circuit.
See chap. 12-20-00 section: 13). Detailed inspection
of affected engine components.
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