Remove the screws with your SCREWDRIVER and send ELF through the window to retrieve the items (S); take the GLOVES and HANDCUFFS (T).
Take the GEAR (U).
Take the CROWBAR with the GLOVES; take the GEAR (V).
Remove the COPPER BALL with the CROWBAR (W).
Put the COPPER BALL on the left statue (X).
Send ELF through the gate (Y); take the VIDEO CAMERA and tape (Z).
Walk down twice.