Rotax 125 Max User Manual

DK00026.fm
REPAIR MANUAL
BRP-Powertrain
Effectivity: 125 MAX/125 Junior MAX/125 Mini
MAX/125 Micro MAX
Edition 2 / Rev. 0
Chapter 4
Page 20
December 01/2010
3.7) Inspection of carburetor flange and reed valve
General
Instructions See Figure 14.
Graphic Carburetor port and valve guide
Figure 14 K00025

WARNING
NOTICE
The reed petal (2) should be completely on the valve
guide with a little initial tension (a gap should not be
visible when held against the light. If applicable adjust
reed valves more precisely by releasing the fastening
(3).
Step Procedure
1 Inspect rubber lining of reed valves (1) for perishing (if applicable replace com-
plete reed valve).
2 Check the two reed pental (2) for cracks or damage.
3 Check the reed pental (3) for secure seating (3).
4 Inspect carburetor flange (4) for cracks, porosity or swelling and replace if ap-
plicable.
Part Function
1 Reed valves
2 Reed petal
3 Fastening
4 Carburetor flange
4
1
3
2

Rotax 125 Max Specifications

General

Engine type	Single-cylinder, 2-stroke
Displacement	124.8 cc
Cooling system	Liquid-cooled
Bore x Stroke	54 mm x 54.5 mm
Starter	Electric starter
Intake System	Reed valve
Clutch	Centrifugal dry clutch
Fuel System	Carburetor
Exhaust system	With silencer
Maximum Power	28 hp (20.5 kW) @ 11, 500 rpm
Maximum Torque	21 Nm at 10, 500 rpm
Gearbox	Direct drive
Lubrication	Mixture lubrication