Extra 300/SC, Maintenance Manual

Page: 33 / 250

CHAPTER 12
PAGE 11
MAINTENANCE MANUAL EXTRA 300/SC
PAGE DATE: 12. February 2019
11 Cut the safety wire and remove the hex sump plug with oil
suction sump fitting.
12 Remove oil suction screen from sump, inspect for metal
particles and clean.
N O T I C E When the oil suction screen is removed, extreme care
must be taken to ensure that the sump plug, located in
the extreme end of the scavenger oil chamber is not dis-
lodged from its location. If this plug is not secure in its
correct location, lubrication failure will occur with
severe damage to the engine.
13 Reinstall the oil suction screen.
14 Reinstall hex sump plug using a new O-ring and secure with
wire.
15 Connect oil hose with oil suction sump fitting. Fitting can
be alligned by loosing and refastening its counternut.
16 Replenish oil as per Chapter 12-10-04.