1) Preservation Of A New Engine; 2) Engine Back To Operation - Rotax 914 F Maintenance Manual

11.11.1) Preservation of a new engine

Storage and preservation directives of BOMBARDIER-ROTAX for the air-
craft engine type 914 F:
BOMBARDIER-ROTAX as the manufacturer of the engine warrants for
perfect corrosion protection of aircraft engine 914 F for min. 12 months from
date of delivery by BOMBARDIER-ROTAX.
This warranty consent is subject to the following conditions:
If the engine is stored longer than 12 months, the following inspections have
to be carried out every 3 months:
If exceeding this period, the engine has to be sent to an authorized overhaul
facility for inspection.

11.11.2) Engine back to operation

— Remove all plugs and fasteners.
— Clean spark plugs with solvent and a plastic brush.
— If preservation including oil change took place not longer than a year ago,
Modification no.
- 0 -
The engine must be stored in the original packing as supplied by ROTAX.
The protection covers must not be removed.
The engine must be stored in a suitable place (closed area, clean and dry).
Remove 1 spark plug on each cylinder and turn crankshaft by hand 2 full
turns
Visually check for corrosion (e.g. on propeller shaft). If corrosion is
detected, the engine has to be sent immediately to an authorized overhaul
facility for inspection.
WARNING: The engine is not allowed to be taken into operation.
NOTE: The maximum possible storage period is limited to 24
months.
oil renewal won't be necessary. At longer shut down periods repeat
preservation annually.
WARNING: Work on the engine is only allowed to be carried out and
approved by authorized persons. See Chapter 11.3).
Reference Main Date
1997 02 01
914 F
Page
85