RIDGID R4090 Operator's Manual page 23

OPERATION
USING THE DIVERTOR VALVE FOR EITHER
THE PUMP OR CLEANING NOZZLE
See Figure 27.
 Unscrew the drain plug located under the water tray.
 Center the water tank on the lower brace of the leg stand
and push the tank firmly against the center brace until it
locks into place.
 Turn the garden hose connector off.
To use the Never Dry Valve:
 Connect a garden hose to the Never Dry Valve and turn
on the water from the water main.
 Turn the diverter valve to the left to run water through the
saw arm and over the cutting wheel when the saw and
pump switch are both turned on.
To use the cleaning nozzle:
 Remove the cleaning nozzle from the storage holder, and
use the nozzle to clean the wheel, water tray, etc.
 When the diverter valve to turned to the right and the saw
and pump switch are turned on, water will flow through
the cleaning nozzle.
ON/OFF SWITCH
See Figure 28.
This saw is equipped with an on/off switch that has a built-in
locking feature. This feature is intended to prevent unauthor-
ized and possible hazardous use by children and others.
To turn the saw on:
 Lift the switch to turn ON.
To turn the saw off:
 Press the switch down to turn OFF.
To lock the saw:
 With the saw turned OFF, install a padlock (not included)
through the hole in the switch.
WARNING:
In the event of a power failure or when the tool is
not in use, turn the switch OFF. This action will
prevent the tool from accidentally starting when
power returns.
WARNING:
ALWAYS make sure the workpiece is not in contact
with the cutting wheel before operating the switch
to start the tool. Failure to heed this warning may
cause the workpiece to be kicked back toward the
operator and result in serious personal injury.
on/off
switch
VariaBle
flow
ValVe
WARNING:
To reduce the risk of accidental starting, ALWAYS
make sure the switch is in the OFF position before
plugging tool into the power source.
USING THE VARIABLE FLOW VALVE
See Figure 29.
 First turn on the variable flow valve and then the water
supply valve.
 Slowly turn on the spigot from a fresh water main. Watch
water flow over the cutting wheel and adjust to desired
rate.
23 — English
switch
switch
off
PadlocK
on
Fig. 28
Fig. 29