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Metal Cut-Off Saw – COS-355 User Manual [Revision 1.0 January 2019] READ THIS MANUAL CAREFULLY BEFORE USE – FAILURE TO DO SO MAY RESULT IN INJURY, PROPERTY DAMAGE AND MAY VOID WARRANTY. • KEEP THIS MANUAL FOR FUTURE REFERENCE. • Products covered by this manual may vary in appearance, assembly, inclusions, specifications, description and packaging.
Metal Cut-Off Saw – COS-355 Safety Safety messages are designed to alert you to possible dangers or hazards that could cause death, injury or equipment or property damage if not understood or followed. Safety messages have the following symbols: You WILL be KILLED or...
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Metal Cut-Off Saw – COS-355 General Electrical Safety General Electrical Safety General Service Information • Inspect electrical equipment, extension • Electrically grounded equipment must • The equipment must be serviced or cords, power bars, and electrical fittings have an approved cord and plug and repaired at authorised service centres for damage or wear before each use.
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Metal Cut-Off Saw – COS-355 • Carry out maintenance for the saw. Check whether the moving parts are adjusted in position or they are stuck and check the damage conditions of the parts and other conditions affecting the operation of saw. If there is any damage, the saw must be repaired before use.
Metal Cut-Off Saw – COS-355 Safety Symbols The product may have safety warning labels attached to it, explained below. Understand the symbols on your product and their meanings. If any stickers become unreadable, unattached etc, replace them. Flammable Material Hazard...
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Metal Cut-Off Saw – COS-355 Carbon-Monoxide Hazard Pull Hazard Slope / Fall Injury Hazard "Slam Dunk" Warning Do not use the product in Be aware that the product Be aware that using the Do NOT attempt "slam dunk" confined areas or without...
Metal Cut-Off Saw – COS-355 Table of Contents Safety ..............................2 Safety Symbols ............................5 Before Use Checklist ......................... 8 Assembly and Set-Up ........................9 Replacing the Grinding Wheel ........................9 Changing the Cutting Angle ........................9 Application Method of the Base Plate ...................... 10 Moving the Jaw ............................
Metal Cut-Off Saw – COS-355 Before Use Checklist Breaker Confirm whether an earth leakage breaker (hereafter referred to as breaker) is set between the product and the power supply. Power supply Confirm whether the power supply used conform to the specification marked on the nameplate of the electric tool.
Metal Cut-Off Saw – COS-355 Assembly and Set-Up Replacing the Grinding Wheel WARNING: The switch must be turned OFF and the power supply must be cut OFF when the grinding wheel is installed or disassembled. 1. Disassemble the grinding wheel Use your left hand to push the stop pin (1) and put it into the hole of the gear (2), and then secure it.
Metal Cut-Off Saw – COS-355 Please turn the jaw towards Direction A when the angle of jaw is changed. Notice if the jaw touches the grinding wheel when the jaw is turned towards Direction B. Application Method of the Base Plate When the grinding wheel wears out and becomes smaller, put the support block which is a little smaller than the cut object between jaw (A) and jaw (B), and then the grinding wheel can continue to be used.
Metal Cut-Off Saw – COS-355 Moving the Screw Rod When the cutting object is fixed in place, put the screw control lever located on the support platform at the forward direction of screw rod and press it tightly; then rotate the crank, move the jaw (B), and fix the cut object.
Metal Cut-Off Saw – COS-355 Operation Cutting Method 1. Turn the switch to ON, then press the handle lightly after the grinding wheel rotates and let the grinding wheel approach the cutting object slowly. 2. Press the handle to carry out the cutting by pressing the handle slowly after the grinding wheel meets the cutting object.
Metal Cut-Off Saw – COS-355 Maintenance and Inspection WARNING: Turn off the switch and cut off the power supply before maintenance and inspection. Inspecting the Grinding Wheel Check the grinding wheel for signs of any fracture or surface defect. Inspecting the Screws of Each Part Check the screws of each part periodically to confirm whether it is fastened properly or not.
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