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- Remove the cutting blade and cup wheel from the Petrothin (Fig. 7).
Figure 7
- Insert the holding rod into the hole on the inmost collar (Fig. 7).
- Use a 1 ½ in. wrench to take off the nut, take note of which way it is facing. The side with the raised edge should be facing the inside of the PetroThin (Fig. 7 and 8).
- Remove the first collar and take note of which way it is facing. The side with the raised outer edge should be facing the inside of the PetroThin (Fig. 7 and 8).
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