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Edition: 20.06.2018
Operating Manual
L 2400 EF/DF/ET/DT/DX/DS
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7
Maintenenance Schedule
Maintenance at Limbach aircraft engines is to be performed after fixed time periods or when reaching a
certain interval of operating hours. In addition, a “daily check” has to be performed before each flight.
Note:
On turbocharged engines ET/DT/DX models the exhaust collector (pipes running from the engine
to the turbocharger) are part of the engine.
7.1
Daily Check
•
Remove engine cowling.
•
Check bolted connections for obviously loose or missing fasteners.
•
Check baffle assembly.
•
Check all coolers and radiators for free passage of air
– clean if necessary.
•
Check harness.
•
Check condition of drive belt.
•
Check cowling for cracks and correct attachment.
•
Check clearance of throttle pushrods and bowden cables.
•
Check engine oil level and refill as necessary. Volume difference between
max. and min. markings: 0.75 Ltr.
•
Check coolant level and refill as necessary.*)
•
Check oil, fuel and cooling system for leakage.
•
Check acid level of batteries and refill as necessary.
•
Perform test run (see section 8.17).
7.2
Periodical Checks
7.2.1 If the Engine is not Operated for more than 3 Months
Check capacity of emergency battery with a battery tester.
7.2.2 Every 2 Years
Replacement of emergency battery recommended (depending on battery type).
7.2.3 Every 5 Years after New or Main Overhaul
Replace oil and fuel hoses (mounted to the engine). The oil and fuel hoses mounted
to the engine are signed with an expiration date, e.g. 5.01 - i.e. to be replaced not later
than May 2001.
*)
After refilling the glycol content may have to be reestablished.