Rotax 914 series Maintenance Manual

73-00-00
page 30
May 01/2007
Effectivity 912/914 Series
Edition 1 / Rev. 0
d02623
BRP-Rotax
Maintenance Manual
gut
good
schlecht
bad
0,5 mm (0,02 in)
3.3.10) Float needle valve inspection
See Fig. 73-23, 73-24.
Remove the float chamber. Remove the bearing pin (4) of the float
bracket (5) and pull out the float needle.
Check fuel inlet for free passage.
Inspect the viton tip (1). Inspect clip end for visible wear to the beaded
edge (2) of the sprung pin (3), the valve must be replaced. If the
distance becomes less than 0.5 mm (.02 in.), the float level will be
affected, leading even to interruption of the fuel flow.
Insert float valve into the valve seat.
Engage float valve clip into float bracket, place it in position and fix float
bracket with pin.
Replace the float chamber and fix with spring clip.
◆ NOTE: In addition to this information, also observe the Service
Bulletins SB-912-048 and SB-914-033, ”Replacement
of pin in carburetor”, latest issue.
04928
Fig. 73-23
1
2
2
Fig. 73-24
3
00026
4
5

Rotax 914 series Specifications

General

Bore	79.5 mm
Stroke	61 mm
Compression Ratio	9.0:1
Cooling System	Liquid-cooled cylinder heads, air-cooled cylinders
Redline	5800 rpm
Engine Type	4-cylinder, 4-stroke
Fuel Type	Avgas 100LL
Oil System	Dry sump
Fuel System	fuel injection
TBO (Time Between Overhauls)	2000 hours
Displacement	1.211 liters (1211 cc)
Power Output	84.6 kW (115 hp) at 5, 800 rpm