Rotax 125 Max User Manual

DK00028.fm
REPAIR MANUAL
BRP-Powertrain
Effectivity: 125 MAX/125 Junior MAX/125 Mini
MAX/125 Micro MAX
Edition 2 / Rev. 0
Chapter 6
Page 11
December 01/2010
3) Checking components of carburetor and intake silencer
General In the case of problems with the fuel supply the carburetor should first be
cleaned and specific components inspected.
3.1) Checking carburetor
Instructions See Figure 6.
Graphic Carburetor
Figure 6 K00064
Step Procedure
1 Clean fuel filter (1) and check that it is in good condition.
2 Blow out holes in the carburetor housing (2) and jets (3, 4, 5, 6, and 7) with
compressed air and check that they are open.
3 Check that the locking ring (8) is tightly seated on the jet needle (9).
4 Check the tip of the needle valve (7).
Part Function
1 Fuel filter
2Carburetor
3,4,5,6,7 Jets
8 Lock washer
9 Jet needle
2
4
6
5
3
1
7
8
9

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