Thermo King SLXi Spectrum, Maintenance Manual

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Structural Maintenance 12-43
JACKSHAFT/ CROSS SHAFT ASSEMBLY
SL
The SL are equipped with a one-piece jackshaft assembly that contains tapered roller bearings in a sealed oil reservoir. Check the
jackshaft during the pre-trip inspection for oil leakage. If there is any sign of leakage, remove the jackshaft assembly and repair it.
NOTE: The jackshaft assembly requires a special oil,
(see Parts Catalogue for P/N)
.
Removal
1. Loosen and remove the alternator, upper and lower belts (see Belt Removal and Replacement).
2. Loosen the alternator pivot bolt and remove the alternator adjustment bolt. Swing the alternator out of the way.
3. Remove the jackshaft adjustment bracket.
4. Remove the jackshaft pivot bolts.
5. Remove the jackshaft assembly from the unit.
Disassembly
With the jackshaft assembly removed from the unit:
1. Position the jackshaft in a vise with protective jaws or use two pieces of wood to protect the jackshaft housing from damage.
Vise jaws should be firm but not tight.
2. Remove the oil level and fill plugs and drain the oil reservoir.
3. Remove the pulleys from the jackshaft.
4. Remove the four hex-head screws and flat washers from the bearing housing cap.
NOTE: There are shims in the bearing housing. These should be saved for possible use during reassembly.
5. Remove the bearing housing cap and seal.
6. Remove the O-ring, shaft and bearings.
7. Use a hammer and punch to remove the seals and bearing races from the bearing housing and bearing housing cap.
8. Use a bearing splitter or similar tool to remove the bearing cones from the shaft.
9. Clean all parts in clean solvent and then examine the bearing races and bearing cones for wear, scoring or other significant
damage.