Canon imagePRESS 1135 Series Service Manual page 1450

3) Remove the tape. Holding the handle, lift the unit a little to make some space under it, and
remove the tape and the ITB Unit Fixation Member.
5) Check that the hook of transfer cleaning unit is securely placed.
CAUTION :
Be sure that the hook of transfer cleaning unit is securely placed; otherwise, toner may disperse.
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Installation > Installation > Removing the transportation packing member of the ITB unit
4) Remove the fixing tape of transfer cleaning unit.
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9 Installation > Installation > Removing the transportation packing member of the ITB unit
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