797138
Air supply connection
QUICK COUPLER
TO YOUR
NIPPLE
AIR TOOL
RECOIL HOSE
LEADER HOSE
• This tool should be connected to a clean, dry air supply with inline oiler
and water separator
• Do not allow supply pressure to exceed the maximum stated
(see "Specification")
• Ensure that water is drained from air system daily
• Ensure that all parts of the system (hoses, couplers, etc.) are correctly
rated for the air pressure to be used
Setting tool power
• The tool speed/power can be adjusted by turning the Torque Control Dial
(9): '0' = off, '1' = minimum, '8' = maximum
Socket installation
WARNING: Always disconnect the tool from the air supply before attaching
or removing sockets.
• Push a suitable socket firmly over the
Note: Firmly pull the socket off the drive to remove.
Operation
WARNING: ALWAYS wear eye protection, adequate respiratory and
hearing protection, as well as suitable gloves, when working with this tool.
Forward and reverse
• This tool features a forward/reverse function. Select the desired
direction by pushing the Butterfly Switch (4). The letters 'F' and 'R'
marked on the tool indicate the switch position for forward and reverse:
• 'F' – forward (clockwise rotation)
• 'R' – reverse (anticlockwise rotation)
• To stop the tool, release the Butterfly Switch
Note: The terms 'forward' and 'reverse' refer to right-hand threads.
Loosening a nut or bolt
1. Adjust the tool's power setting by turning the Torque Control Dial (9)
to an appropriate setting. If in doubt, work up the power values from the
'1' setting
2. Place the socket over the nut
3. Hold the tool firmly by the handle. Your fingers should wrap around the
handle and your thumb should rest on the Butterfly Switch (4)
4. Brace the machine with your other hand wrapped around the exposed
side of the tool to control torque reaction
5. Press the Butterfly Switch to operate the tool
6. When the nut or bolt starts moving, release the Butterfly Switch to stop
the tool and remove the socket from the nut or bolt. Remove the nut
from the socket if needed
Note: DO NOT allow the
⁄
" Square Drive (1) to run in 'idle rotation' for an
3
8
extended period of time. This will shorten its life.
WARNING: If the tool cannot loosen the fastener, DO NOT raise the outlet
pressure of the air compressor. Use a manual spanner instead to loosen
the nut or bolt.
Tightening a nut or bolt
1. Check the torque setting and ensure the nut or bolt can withstand the
torque selected
2. Tighten the nut or bolt as far as possible by hand
3. Place the socket over the nut
4. Hold the tool firmly by the handle. Your fingers should wrap around the
handle and your thumb should rest on the Butterfly Switch (4)
WATER SEPARATION
NIPPLE
OILER
DRAIN DAILY
REGULATOR
AIR SUPPLY
⁄
" Square Drive (1)
3
8
Air Impact Butterfly Wrench
5. Brace the machine with your other hand wrapped around the exposed
side of the tool to control torque reaction
6. Press the Butterfly Switch to operate the tool
7. When the nut has been tightened, remove the tool and socket
WARNING: DO NOT over-tighten. You should use a calibrated torque wrench
to torque the nut to the correct value after using the impact wrench.
WARNING: NEVER increase the air pressure above the maximum operating
pressure stated in 'Specification' if the tool stalls while tightening or the
torque produced is insufficient.
WARNING: Be aware that air tools may hold residual pressure after use.
Always bleed air pressure from the tool after shutting off the air supply.
Accessories
• A range of accessories and consumables, including Coiled Air Hose
(269591), Air Filter Regulator & Lubricator (245014) and Socket Set
⁄
" Drive Metric 13pce (868518), is available from your Silverline
3
8
stockist. Spare parts can be obtained from toolsparesonline.com
Maintenance
General inspection
• Regularly check that all the fixing screws are tight
Cleaning
• Keep your tool clean at all times. Dirt and dust will cause internal parts
to wear quickly, and shorten the machine's service life. Clean the body
of your machine with a soft brush, or dry cloth. If available, use clean,
dry, compressed air to blow through the ventilation holes
• Clean the tool casing with a soft damp cloth using a mild detergent. Do
not use alcohol, petrol or strong cleaning agents
• Never use caustic agents to clean plastic parts
Lubrication
• Slightly lubricate all moving parts at regular intervals with a suitable
spray lubricant
Daily maintenance procedure: Disconnect from the air supply, drip 3
droplets of air tool oil into the air intake. Connect tool to the air supply and
run motor briefly (e.g. 2-4 seconds) at low speed to distribute the oil.
Once a week: Disconnect the tool from the air supply. Remove the hex
screw to open the Oil Port (3) marked and pour in a few drops of air tool
oil. Replace the hex screw and tighten to seal the oil point. Connect tool
to the air supply and run motor briefly (e.g. 2-4 seconds) at low speed to
distribute the oil.
• If the machine is in constant use or used for long periods at a time, a
combined filter/lubricator must be fitted. There must be an air filter
fitted at all times
• Use air tool oil. DO NOT UNDER ANY CIRCUMSTANCES USE NORMAL
ENGINE OIL
• Failure to comply with the operating and maintenance instructions may
invalidate the guarantee
Storage
• Store this tool carefully in a secure, dry place out of the reach of
children
www.silverlinetools.com
7