• Hook the slots in the end pieces over the shaft just behind and above the platen roller.
As seen from behind the printer
•Using your forefinger and thumb squeeze the end piece le vers against the rear part of the end pieces. Rotate the tractor feed unit downwards until the bottom of the levers fit snugly into the indentations in the metal plate inside the printer body.
End piece
Bottom of lever 
Indentation in metal plate
As seen from behind the printer
As seen from behind the printer
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