2006 Bombardier Outlander Max Series Factory Service Manual, Page 40Get this manual
Section 02 TROUBLESHOOTING Subsection 01 (TROUBLESHOOTING CHART)
GEARBOX
SYMPTOM CONDITION TestInspection UNUSUAL ENGINE NOISE ANDOR VIBRATIONSNORMAL USE1Check oil level in engineaOil leakage from engineReplace damaged gasket(s) andor oil seal(s), torque screws and refill with oil up to specified level (refer to TECHNICAL DATA)2Check bearings in the gearbox for free movementaBearing(s) dotes) not mqve freelyReplace bearing(s)3Check for knocking noiseaTooth of gears are damaged andor wornReplace respective gears
SYMPTOM CONDITION TestInspection