Cleaning Of Air Filter; Adjust Idling Speed; Fuel Filter Cleaning; Fuel, Lubrication And Cooling System Check - LIMBACH L 2400 EF Operating And Maintenance Manual

8.2

Cleaning of Air Filter

Remove air filter.
Clean air filter, using compressed air, blowing from inside outwards.
Special filters are to be cleaned according to the aircraft manufacturer's instructions.
8.3

Adjust Idling Speed

The idling speed may be adjusted via the adjusting screw on the throttle body. The speed
should be adjusted to 800 ±100 rpm. Turning the screw clockwise increases idling speed.
Turning the screw counterclockwise reduces the idling speed.
8.4

Fuel Filter Cleaning

Draining and cleaning of fuel filter.
Refer to flight and maintenance manual of aircraft manufacturer.
8.5

Fuel, Lubrication and Cooling System Check

Check all hoses, hose connections, fittings, related equipment and engine casing joints for
leaks, damage, proper attachment, installation and replacement periods. Check liquid levels.
Coolant and oil level should be between MIN and MAX markings.
Check the radiator, oil cooler and intercooler for obstruction, foreign objects and dirt.
Clean if neccessary.
8.6

Crankcase Ventilation Check

Check visually for damages and clean breather line as necessary. Check suitability and
installation of breather line - it has to be stable at engine operating temperatures (danger
of buckling) and must be installed properly (no bucklings, no reduction in cross-sectional
area, no suction effects at the end of the line).
Edition: 20.06.2018
Operating Manual
L 2400 EF/DF/ET/DT/DX/DS
Page: 33/53