Rotax 125 Max User Manual

DK00027.fm
REPAIR MANUAL
BRP-Powertrain
Effectivity: 125 MAX/125 Junior MAX/125 Mini
MAX/125 Micro MAX
Edition 2 / Rev. 0
Chapter 5
Page 7
December 01/2010
3) Disassemble crankcase
Preparation The following preparation is required before removal:
Special tools The following special tools and equipment are required:
Instructions See Figure 3.
NOTES: Use two cyl. screws to separate the case halves.
Step Procedure
1 Remove clutch and starter gear assembly. See also Chap. 7).
Part number Description Use
Part no. 276016 Puller assembly Case halves
n.e Plastic hammer Crankshaft
Step Procedure
1 Unscrew all M6 case bolts and remove them.
2 Remove engine case from trestle mounting plate.
3 Screw cyl. screws (1) evenly into the extraction thread and press the case
halves evenly apart.
4 Remove gasket from the case half.
5 Remove water-pump shaft (2).
6 Remove balance shaft (3) from the case.

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