FAILURE TO OBSERVE THE FOLLOWING WARNINGS COULD RESULT IN INJURY.
WARNING
Always wear eye protection
when operating or perform-
ing maintenance on this
tool.
WARNING
Air powered tools can vibrate
in use. Vibration, repetitive
motions or uncomfortable po-
sitions may be harmful to your
hands and arms. Stop using
any tool if discomfort, tingling
feeling or pain occurs. Seek
medical advice before resum-
ing use.
WARNING
Keep body stance balanced
and firm. Do not overreach
when operating this tool.
TORQUE ADJUSTMENT
To adjust the torque on these Twin Blade Impulse
Wrenches, proceed as follows:
1. Remove the Adjustment Hole Plug.
2. Rotate the Drive Shaft until the Torque Adjustment
Screw is visible in the opening.
3. Using a 1.5 mm hex wrench, rotate the Adjustment
Screw clockwise to increase the torque output and
counterclockwise to decrease the torque output. Do
not rotate the Oil Plug.
Make all final adjustments at the job.
4. Replace the Adjustment Hole Plug.
CHANGING THE MECHANISM FLUID
To change the Mechanism Fluid in the Impulse Mechanism,
proceed as follows:
1. Remove the Rubber Housing Boot.
2. Using a hex wrench, remove the four Hammer Case
Cap Screws and Lock Washers. Lift the Hammer Case
off the Motor Housing over the Drive Shaft. Remove
the Hammer Case Gasket.
3. Lift the assembled mechanism off the Rotor.
WARNING LABEL IDENTIFICATION
Always wear hearing
protection when operating
this tool.
Do not carry the tool by
the hose.
90 psig
Operate at 90 psig (6.2 bar/
(6.2bar/620kPa)
620 kPa) Maximum air pressure.
ADJUSTMENTS
WARNING
WARNING
WARNING
4. Using a 2 mm hex wrench, rotate the Torque
Adjustment Screw clockwise until the Screw stops.
Rotate the Screw counterclockwise until it stops or
makes six complete revolutions.
5. Using a 2.5 mm hex wrench, unscrew and remove the
Oil Plug. Remove the Oil Plug Seal and Oil Plug Seal
Support.
6. With the oil plug opening downward over a container,
rotate the Drive Shaft to purge the fluid from the
mechanism.
7. Thread the Tee Wrench included with the Tool Kit
(Part No. 1900P–99) into the Piston Stop Assembly
that is 180 degrees from the Torque Adjustment Screw
and pull the Stop Assembly toward the output end of
the mechanism until it stops.
8. Using the syringe and fluid from the Fluid
Replacement Kit (Part No. EQ106S–K400), fill the
mechanism with the fluid furnished in the Kit until the
fluid overflows the fill hole. Model 2400P–EU will
require 30 cc of fluid, Model 3000P–EU, 43 cc.
See Dwg. TPD1265.
DO NOT SUBSTITUTE ANY OTHER FLUID.
Failure to use the impulse mechanism fluid
provided could damage the tool, increase
maintenance and decrease performance. Use only
clean fluid in these tools.
2
WARNING
Always turn off the air sup-
ply and disconnect the air
supply hose before install-
ing, removing or adjusting
any accessory on this tool,
or before performing any
maintenance on this tool.
WARNING
Do not use damaged, frayed
or deteriorated air hoses
and fittings.
International Warning Label:
Order Part No. ___________