Rotax 912 Series Service Manual

00-00-00
Effectivity 912/914 Series
Edition 1 / Rev. 0
page 31
May 01/2007
d02620
BRP-Rotax
Maintenance Manual
■ CAUTION: New dimension (max) B is always the dimension which is closest
to wear limit C.
Procedure for classification of “On Condition Parts” at maintenance/
repair:
◆ NOTE: A negative result means that the actual dimension F is within the
new dimension tolerance D.
Example for engines of Series 914:
Hours of operation indicated 300 h.
The determined percentage of maximum permissible wear calculated is 46.6 %.
New dimension (max) B = 28.03 mm (1.1035 in.)
Wear limit C = 28.10 mm (1.1062 in.)
Actual dimension F = 28.07 mm (1.1051 in.)
Actual wear 57.1 %
▲ WARNING: The part must be replaced (i.e. this part is excessively worn
for only 300 hours of operation).
07564
Fig. 00-7

Rotax 912 Series Specifications

General

Redline	5800 rpm
TBO	2000 hours
Displacement	1211 cc
Bore	79.5 mm
Stroke	61 mm
Power Output	80 hp (59.6 kW)
Compression Ratio	9.0:1
Fuel Type	Avgas 100LL
Ignition System	Dual electronic ignition
Fuel System	Fuel Injected
Oil System	Dry sump
Engine Type	4-cylinder, horizontally opposed, 4-stroke