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5
4.1.1. Use spanner to secure the shank and unscrew central hex screw with hex
key.
4.1.2. Remove the washer and old disc, place the new cutting disc onto the
spindle.
4.1.3. Replace the washer and secure with hex screw, but do not over tighten
Check that replacement disc is not damaged (cracks, deformations or
splinters etc) Also check the mounting washer to ensure it is not deformed,
burred or notched. A damaged washer must not be used as it may cause
irregular pressure on the disc which may cause it to break. DO NOT
tamper with a disc in order to adapt it to a different size holder.
4.2. OPERATING
WARNING! Ensure you have read, understood and apply safety instructions.
4.2.1. Connect the tool to the air supply.
4.2.2. To start the tool, hold firmly and push the trigger locking lever forward whilst
depressing trigger.
4.2.3. The disc must be running at its maximum speed before attempting to cut
the workpiece.
4.2.4. Slowly and smoothly bring the cutting disc toward the workpiece (avoid
jerky movements).
4.2.5. Exert adequate pressure on the tool to allow cutting according to the type
and size of the material you are working with. Avoid subjecting disc to
excessive strain, always hold tool firmly and ease disc against workpiece (a
harsh impact may break the disc). Maintain a controlled progression.
5. MAINTENANCE
WARNING! Disconnect tool from air supply before changing accessories,
servicing or performing maintenance. Replace or repair damaged parts. Use
genuine parts only. Unauthorised parts may be dangerous and will invalidate the
warranty.
5.1. If the air supply does not include an oiler, lubricate the air tool daily with a few
drops of Sealey air tool oil dripped into the air inlet to prolong its life.
5.2. Clean the tool after use.
5.3. Loss of power or erratic action may be due to the following: