Ryobi TSS121 Operator's Manual page 23

 Loosen the fence adjusting screw, push the sliding fence
approx. 1 in. to the right to get past the set screw, then
lift to remove the sliding fence from the miter fence.
 Using the blade wrench provided, loosen the socket head
screws that secure the miter fence to the miter table.
 Rotate the miter fence left or right until the saw blade is
parallel with the square.
FENCE
ADJUSTING
SCREW
SET SCREW
SOCKET HEAD
SCREW(S)
SLIDING
MITER
FENCE
ASSEMBLY
 Retighten the screws securely and recheck the blade-to-
 Replace the sliding miter fences.
Your saw has several scale indicators. After squaring
adjustments have been made, it may be necessary to loosen
the indicator screws and reset them to zero. See Figures
25 - 26.
SLIDING
MITER FENCE
Fig. 23
SOCKET HEAD
SCREW(S)
Fig. 24
23 − English
fence alignment.
SCALE
INDICATOR
BEVEL
LOCK KNOB
BEVEL
INDICATOR
SCALE
SCREW
Fig. 25
INDICATOR
SCALE
SCREW
INDICATOR
MITER
SCALE
Fig. 26