information on the DESI installation, refer to technical
thermal expansion. There are two expansion indicators,
manual NAVAIR 51-15ABE-2.
each connected to the forward end of a cylinder row.
The indicator support is fastened to the cylinder cover
CYLINDER EXPANSION AND ELONGATION
inner male guide, and supports the pointer assembly.
The pointers normally extend through slots in the deck,
but are spring loaded to prevent damage during deck
The cylinder expansion indicators (fig. 4-15)
access cover removal. Recessed in the deck beside each
provide a flight deck visual indication of cylinder
deck slot is a scale with 0.10-inch graduations. The
Figure 4-14.Digital endspeed indicator installation.