Stratasys FDM 2000 Manual page 27

Procedures
Be very careful not to touch the hot FDM tips or the FDM head.
Always wear heat resistant gloves.
6) After both latches are detached, swing the FDM head to the right
until the inside of the head is completely visible.
7) Lift up the FDM head to detach its upper hinges from the back plate's
lower hinges.
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Usage—Modeling Operations
10MAY01
F2/3/8000-21