RIDGID R4090 Operator's Manual page 24

OPERATION
LOCKING / UNLOCKING THE SAW ARM
See Figure 30.
To unlock and raise the saw arm:
 Push down on the "D" handle and pull out the lock pin.
 Firmly grasp the "D" handle and apply downward
pressure while at the same time turning the lock knob
counterclockwise.
 Slowly raise the saw arm.
To lock the saw arm:
 Firmly grasp the "D" handle and apply downward
pressure while at the same time turning the lock knob
clockwise to lock.
 Push in the lock pin.
CUTTING LARGE TILE
See Figure 31.
The middle table will add additional support when cutting
larger workpieces.
 Turn the table lock counterclockwise to unlock the front
table from the middle table.
 Pull the front table as far forward as it will extend.
NOTE: the table stop by-pass will stop the middle table
from moving all the way forward.
 Place a large tile against the fence then make the cut.
SLIDING CUTTING HEAD
See Figure 32.
The cutting head can be moved into three positions along
the saw arm providing different cutting options.
To move the cutting head:
 Place material to be cut in the most stable position on
the saw table.
 To unlock, turn the cutting head lock counterclockwise.
 Pull the lock pin out and continue to hold the lock while
moving the cutting head to the desired position on the
saw arm.
 When the cutting head locks into one of the three holes
in the back of the saw arm, turn the cutting head lock
clockwise to secure the cutting head.
locK
KnoB
24 — English
locK
Pin
cuttinG head
locK
d-handle
Fig. 30
taBle
locK
Fig. 31
holes
Fig. 32