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10
Additional safety instructions
for impact wrenches
This air impact wrench kit is designed for removing and
installing nuts and bolts. With one hammer (Rocking Dog)
impact mechanism and useful accessories, this kit is used
as a general purpose tool kit by DIYers and hobbyists.
1. This impact wrench is a part of a high pressure system.
Do not exceed maximum operating pressure of the air
tool (90PSI). The impact wrench could explore and may
result in death or serious injury.
2. Disconnect the impact wrench from air compressor
before changing tools or accessories, servicing and
during non-operation.
3. Always wear safety glasses and using hearing protection
during operation.
4. Do not wear loose fitting clothing and jewellery which
may become caught in moving parts and result in
serious injury.
5. Do not depress trigger when connecting the air hose.
6. Always use accessories fittings designed for use with air
tools. Use impact-quality sockets only. Do not use hand-
tool sockets, damaged or worn accessories.
7. Never trigger the tool when not applied to a work object.
Accessories must be securely attached.
8. Make sure all connections are secure and check air hoses
for weak or worn condition before each use.
9. Disconnect air supply before installing or any maintenance.
Operation
Before each use:
• Drain water from air compressor tank and condensation
from air lines. Refer to your air compressor instruction
manual.
CAUTION: Disconnect the tool from the air supply before
lubricating or changing sockets.
• Lubricate tool, see “Maintenance” section in this manual.
CAUTION: Impact sockets and accessories must be used
with this tool. Do not use hand sockets and accessories.
• Select the required impact socket. This tool has a
1/2” square drive, use 1/2” deep sockets. Use 1/2”
extensions only when needed.
IMPORTANT: The use of air filters and air line lubricators is
recommended.
Maintenance
This impact wrench requires lubrication before initial use
and before and after each additional use throughout its life.
Air motor lubrication
1. Disconnect the impact wrench from the air supply and
hold the tool upside down.
2. Pull the trigger, put one teaspoon of air tool oil in the
air inlet lubricating the air motor the air inlet (6), and
then adjust the adjustable speed control (4) in both the
forward and reverse directions to help circulate oil in the
motor.
3. Reconnect the impact wrench to the air supply and
cover the exhaust port (7) with a towel and run in both
the forward and reverse directions for 20 seconds. Oil
will discharge from the exhaust port when air pressure
is applied. Any excess oil in the motor is immediately
expelled from the exhaust port. Always direct exhaust
port away from people or objects.
Impact mechanism lubrication
1. Disconnect the air impact wrench from the air supply.
2. Remove the allen head screw from the impact
mechanism oil port (9) hole on the right side of the tool
that has “OIL”.
3. Put three teaspoons of air tool oil in the oil port. Then,
replace the screw.
4. Reconnect the impact wrench with the air supply
and run for 20 seconds. Lubricate the whole impact
mechanism by rotating the tool upside down and
sideways while running the tool.