Turbocharger Check L 2400 Et/Dt/Dx; Bowden Cable Check; Emergency Battery And Harness Check; Check Of Bolted Connections - LIMBACH L 2400 EF Operating And Maintenance Manual

8.13 Turbocharger Check L 2400 ET/DT/DX

Check turbocharger for secure mounting. Check hose to boost pressure limiter for fit, tightness
and damage. Check routing of turbocharger drain line (it must be routed with a constant
declination towards the valve cover and have no bucklings, no reduction in cross-sectional area).

8.14 Bowden Cable Check

Check for condition, ease of motion and proper attachment. Refer to flight and maintenance
manual of aircraft manufacturer.

8.15 Emergency Battery and Harness Check

Check emergency battery and warning lights. To do so disconnect the generator connector.
Start engine and turn off the main switch. The engine must continue to run and the red light
"Discharge" must be blinking. If installed the red generator warning lamp must be on.
Disconnect leads from the emergency battery and test loading capacity with a battery tester
(similar to HAZET 4650-5). Reconnect leads.
Check proper installation, attachment and tight fit of electrical connections and terminals.
Vibration of harness during operation must be avoided. Check connectors for corrosion.
Check grounding leads.

8.16 Check of Bolted Connections

Check all accessible bolts and nuts for tight fit and check existing locks visualy.

8.17 Engine Test Run

Check of starting performance.
At normal conditions (temperature, maintenance condition) the engine starts easily. If this is
not the case check fuel supply and ignition system.
Caution:
Do not operate the starter a prolonged period of time (Risk of overheating).
Warming up.
Run the engine for approx. 2 min. at 1300 rpm. Then increase speed to 1500 rpm
until the oil temperature is 50 °C.
Temperatures and pressures
See "Technical Data".
Check of throttle response.
Move power lever steadily to full throttle. Engine must show immediate response,
engine speed must increase steadily.
Edition: 20.06.2018
Operating Manual
L 2400 EF/DF/ET/DT/DX/DS
Page: 38/53