Structural Maintenance 12-45
SLe and SPECTRUM
SLe and SPECTRUM units are equipped with a jackshaft that contains special sealed bearings. The jackshaft bearings should be
checked when the belts are replaced. Spin the jackshaft with the belts removed and listen. Unusually loud bearing noise indicates
the jackshaft bearings should be replaced. See the following procedures and illustrations for removal of Jackshaft for SLe and
Spectrum.
Removal
1. Remove the polygroove belts.
2. Remove both tensioner assemblies.
3. Remove the plain and grooved idlers.
4. Remove the jackshaft mounting bolts.
5. Remove jackshaft assembly from the unit.
Jackshaft Removal/Installation – SLe
1. Tensioner
2. Jackshaft
3. Plain Idler
4. Grooved Idler