CHAPTER 71
PAGE 7
MAINTENANCE MANUAL EXTRA 330LX
PAGE DATE: 1. March 2011
1 Disconnect oil cooler assembly from its supports at the
engine mount by removing the connection bolts and nuts,
remove baffles if necessary.
2 Unscrew locknuts of the mounting bolts (refer to figure 3)
at the shock mounts.
3 Separate engine including oil cooler from engine mount. If
necessary, push bolts outwards for removal.
Installation
Install in reverse sequence of removal
Torque locknuts of connection bolts to engine shock mounts
with 55 Nm (40.5 ft. lbs.).
71-20-01 Shock Mounts
Description
The shock mounts serve as dampers to reduce the transmis-
sion of vibrations induced by the engine to the airframe.
The shock mounts consist of bonded rubber material with a
metal spacer at the center.
Each of the 4 shock mounts consists of two rubber halves
and one tubular spacer (ref. figure 3) fixed by a single bolt.
Removal
N O T I C E Replace the extracted shock mount before proceeding
with the removal of the next.
1 Support engine at its designated lifting lugs (ref. Lycoming
Maintenance Manual).
2 Unscrew locknut of the mounting bolt at one shock mount
(ref. figure 3).
3 Push bolt backwards to remove it.
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