Tii 605 Series - Manual (Page 12)

TII P/N: 92221501
9.0 Replacement of Gel-filled ADX driver.
9.1 Using standard 7/16” terminal wrench, back driver nut off all the way out.
9.2 Using either your thumb and forefinger or a flat screwdriver, lift the back lock of the driver
off of the glide plate.
9.3 Remove the defective driver.