Teledyne TSIO-360-RB, Maintenance Manual

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26. Visually inspect magneto pressurization filter for contamination. If filter element is white,
it may be continued in service. If filter element has turned to yellow or red, element is
contaminated and must be replaced. If there is visible moisture present in the filter
canister the magnetos must be removed from the engine, disassembled and inspected
for possible internal contamination and corrosion.
27. Correct any discrepancies noted.
28. Perform post inspection operational run-up. Visually inspect engine and nacelle for fuel
and oil leaks.
29. Correct any discrepancies noted during this inspection prior to returning engine to
service.
SYSTEM DRAIN INSPECTION .
At each scheduled maintenance interval, perform the following inspection to ensure that
the drain(s) function properly:
WARNING
Do not rotate the propeller or allow any personnel to stand in the area of the
propeller arc while performing the following inspection.
1. Perform a normal engine start priming sequence in accordance with the Aircraft
Manufacturer or STC holder's instructions.
2. Observe the drain location(s) in the engine cowling and make certain that fuel drains
from each.
3. Remove, clean or replace any drain that does not function properly.
500-HOUR INSPECTION
In addition to the items listed for 100-hour inspections, perform the following inspections and
maintenance every 500 hours of engine operation.
1. Magnetos require a thorough, detailed inspection. Refer to the applicable service and
overhaul information published by the manufacturer of the magneto. Magnetos must be
overhauled or replaced at the same intervals as the engine. TCM magnetos (formerly
Bendix) must be overhauled or replaced every four years regardless of total operating hours
since last overhaul or replacement.
2. Engine mounted accessories not supplied by TCM such as alternators, stand-by generators,
etc., may require servicing at specific intervals. Refer to the instructions provided by the
aircraft manufacturer, accessory manufacturer or STC holder for detailed information.
3. TCM gear driven alternators require inspection and testing at 500-hour intervals. Refer to
the applicable alternator manufacturer's instructions. See "Related Publications" in the
Introduction section of this manual.