Warning Label Identification; Failure To Observe The Following Warnings Could Result In Injury; Torque Adjustment - Ingersoll-Rand 500P-EU Instructions Manual

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. For Model 500PQ1–EU, use a pointed probe to to push
the Spring Seat against the Retaining Sleeve Spring.
While the Spring is compressed, use another pointed
probe or thin blade screwdriver to remove the
Retaining Ring. Lift the Spring Seat, Spring and Bit
Retaining Sleeve off the Drive Shaft and remove the Bit
Retaining Ball.

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
2. Remove the Rubber Housing Boot.
3. Using a hex wrench, remove the three Hammer Case
Cap Screws and Lock Washers. Lift the Hammer Case off
the Motor Housing over the Drive Shaft. Remove the
Hammer Case Gasket.
4. Lift the assembled mechanism off the Rotor.
5. Using a 2 mm hex wrench for 900P–EU models and a
1.5 mm hex wrench for all other models, rotate the
Torque Adjustment Screw clockwise until the Screw
stops. Rotate the Screw counterclockwise until it stops or
makes six complete revolutions.
6. Using a 2.5 mm hex wrench, unscrew and remove the Oil
Plug. Remove the Oil Plug Seal and Oil Plug Seal
Support.
7. With the oil plug opening downward over a container,
rotate the Drive Shaft to purge the fluid from the
mechanism.
8. Thread the Tee Wrench included with the Tool Kit (Part
No. 700A–99) into the Piston Stop Assembly that it is
180 degrees from the Torque adjustment Screw and pull
the Stop Assembly toward the output and of the
mechanism until it stops.
9. 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. Models 500P–EU and 500PQ1–EU will require
9 cc of fluid; Model 700P–EU, 12 cc and Model
900P–EU, 17 cc. See Dwg. TPD1265.
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. ___________