Thermo King SLXi Spectrum, Maintenance Manual

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Engine Maintenance 9-47
Lower (engine to electric motor or Cross Shaft) Belt (SLX ONLY)
1. Remove belt guard
2. With 17mm and 22mm wrench spanners, loosen lock nut on automatic spring tension arm. With 17mm wrench spanner, turn
the tension screw to loosen spring tension on the automatic tension arm.
3. Remove the loosened belt from the tensioner pulley and electric motor/cross shaft pulley
N.B. Complete removal of the belt will require the compressor to be removed
To refit and Set Belt Tension
4. Fit belt over Poly-V pulley Grooves
5. Tighten the adjusting screw to tension the automatic tension arm spring.
6. Check and adjust the tension with Thermo King belt frequency measuring tool, P\N 204-1903 to tension number 85-90 on the
tool
7. Lock the adjuster screw lock nuts
8. Refit the belt guard.