Rotax 912 Series Service Manual

Effectivity 912/914 Series
Edition 1 / Rev. 0
79-00-00
page 23
May 01/2007
d02628
BRP-Rotax
Maintenance Manual
3.5) Oil lines (steel lines)
See Figs. 79-17 and 79-18.
The steel oil lines are only removed in the event of damage or for cleaning.
- Governor pressure oil line (1) to hydr. governor disassembly
Remove the cable clamp (2) for cable support from the side of the gearbox.
Remove banjo bolt (3) M10 with sealing rings from governor flange. Then
release the banjo bolt (4) on the oil pump housing and take off the 3 sealing
rings.
- Turbo pressure oil line (5) (only on 914 Series ) disassembly
◆ NOTE: The turbo pressure and the suction oil line are attached together
by means of two cable clamps (6) ø 8/M5 and 2 cable lamps (7)
ø5/M5.
Remove banjo bolt (8) with sealing rings.
■ CAUTION: Make sure that the ball (9) and the spring (10) of the pressure
check valve are not damaged or lost.
- Turbo oil suction line (11) (only on 914 Series ) disassembly
The suction oil line is additionally supported on the turbocharger bracket by
a cable clamp. Remove it before disassembly.
Remove banjo bolt (12) M10 with sealing rings from the suction oil pump and
the collar nut (13) from the oil sump.
Clean all lines and inspect them visually. Check for free passage.

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