CHAPTER 72
PAGE 6
PAGE DATE: 7. July 2010
MAINTENANCE MANUAL EXTRA 300LT
The oil temperature is limited by installation of an oil cooler.
The ignition is a magneto type with 2 independent systems.
Additionally a Slick Start System is installed with the AEIO-
580-B1A engine.
N O T E For more information about the engine refer to
Lycoming Operator´s Manual.
I M P O R T A N T If replacement of the engine control cables is neces-
sary, renew the sealing of the bushing grooves and gaps
at the engine side of the firewall. Use PRC-812 (Prod-
ucts Research & Chemical Corporation, USA) firewall
sealant. Cover the control cables with AEROQUIP
AE102-6 Fire sleeves inside the engine department.
Removal
N O T E In many cases it is favourable to remove the complete
engine incl. engine mount and all components of the
inverted oil system from the firewall; Then remove the
engine mount, the exhaust and engine accessories as
necessary.
After disconnection of lines and fittings, protect related
inlet by appropriate plug or cap. Cut self-clinching plastic
straps used for routing of lines and cables as appropriate.
This procedure is described in the following:
W A R N I N G Before commencing any work, disconnect the battery
and short-circuit the magnetos with locking wire or
disconnect all ignition cables from the spark plugs.
1 Remove the upper and lower part of the cowling (ref. chapter
71).
2 Support the engine at its two lifting lugs (ref. Lycoming
Maintenance Instructions).
3 Remove the canopy and main fuselage cover (ref. chapter
53).
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