Rotax MML-912 - SCHEDULED MAINTENANCE

d02880.fm
MAINTENANCE MANUAL
BRP-Powertrain
Effectivity: 912 Series
Edition 2 / Rev. 0
12-20-00
page 1
October 01/2009
Chapter: 12-20-00
SCHEDULED MAINTENANCE
Introduction This chapter relates in particular to the maintenance work mentioned in
the Maintenance Schedule for the various engine systems and covers the
work in more detail.
Table of contents This chapter contains information which is required to perform scheduled
servicing on the engine.
Subject Page
Introduction page 1
Engine cleaning page 3
Checking the air filter
Cleaning the dry air filter
Replacing the dry air filter
page 5
page 5
page 7
Visual inspection
Checking the engine suspension
Corrosion
page 9
page 9
page 10
Leakage check page 11
Checking the compression
Checking the compression for fault-tracing
page 13
page 15
Checking the V-belt tension page 17
Locking the crankshaft page 19
Test run of engine page 21
Cooling system
Checking the cool system
Replacing the coolant
Flushing the cooling system
Expansion tank, Radiator cap
Overflow bottle
Accessories
page 23
page 23
page 24
page 26
page 27
page 29
page 29
Fuel system
Carburetor synchronization
Mechanical synchronization
Pneumatic synchronization
Idle speed check
Operating range check
Checking of the float chamber
Idle speed adjustment
Checking the carburetor actuation
page 31
page 31
page 32
page 34
page 38
page 39
page 41
page 43
page 44