How do you exchange the Mark II blades ?

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1
Loosen the adjustment screw with a slotted screw driver by slightly turning until you feel less resistence
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Open the scissors and unscrew the base blade with a Philips (+) screwdriver
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Slide the base blade out of the base arm
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Turn the scissors around and unscrew the top blade
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Slide out the top blade out of the top arm
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Place a new bottom blade in the base arm by sliding it in and align it with the screw hole
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Add the screw and tighten the top blade firmly
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Place a new top blade in the top arm by sliding it in and align it with the screw hole
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Add the screw and tighten the top blade firmly
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Gently close the scissors while slightly pushing the arms apart. Caution: only touch the frame, place the hand under the base arm and use the thumb on the top frame to give a slight push
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Tighten the adjustment screw until you feel some resistance, then turn another quarter
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Open and close the scissorsa few times
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Open the arms completly and wipe the blades with afabric cloth. Caution: stabalize the scissors by the handles/4-bar-linkage to avoid the scissors from closing