Pneumatic Synchronization - Rotax 914 series Maintenance Manual

12.3) Pneumatic synchronization

See
General note
NOTES:
The two carburetors are adjusted to equal flow rate at idling with a suitable
Special tool
flow meter or vacuum gauge(s).
Possible connection methods.
Connection
Step
1
2
Option 1
Graphic
Fig. 19
Effectivity: 914 Series
Edition 2 / Rev. 0
BRP-Powertrain
MAINTENANCE MANUAL
Fig. 19 to Fig. 22.
Danger of life threatening injuries caused by the pro-
WARNING WARNUNG
peller, rotating and stressed parts of the engine!
Always observe the engine from a safe place while it is
running.
Perform a mechanical synchronization before attempting a
pneumatic synchronization.
Remove the compensating tube (2) from the push on angular tube (4) after re-
moving the two clamps (3).
Using the push on angular tube (4) and compensating tube (2) install a flexible
rubber hose (5) leading to the vacuum gauge (1).
4
Part
1 Vacuum gauge
2 Compensations tube
3 Clamp
4 Angular tube
5 Rubber hose
Option 1
Procedure
1
5
5
3
2
Function
3
4
08652
12-20-00
page 40
January 01/2010