43180 Overhead Circular Saw
Greenlee / A Textron Company
4455 Boeing Dr. • Rockford, IL 61109-2988 USA • 815-397-7070
15
Troubleshooting
(cont’d)
Problem
Probable Cause
Possible Remedy
Tool control valve sticks or
works hard.
Check for dirt or gummy deposits.
Clean components.
Misalignment or binding of
control linkage.
Correct alignment. Lubricate linkage joints.
Replace damaged components.
Valve components worn
or damaged.
Disassemble valve and replace worn or
damaged components.
Tool operates backwards.
Hydraulic flow reversed to tool.
Reverse flow to tool. Check for valve
in system that has reversed flow.
Check hoses for proper flow.
Hydraulic pressure and return lines
connected to opposite tool ports.
Disconnect hoses. Reverse couplers.
Reconnect hoses to proper tool ports.
Tool components assembled
incorrectly.
Disassemble tool. Reassemble correctly.
Tool operates, but blade
does not cut.
Blade loose, spinning on
arbor shaft.
Remove blade. Inspect arbor hole.
Replace blade if necessary. Tighten arbor
nut securely. Refer to “Blade Removal/
Installation.”
Blade installed opposite to
manufacturer’s cutting rotation.
Check for correct cutting rotation o blade.
If installed incorrectly, remove and install
correctly.
Blade dull.
Remove blade and sharpen, or install a
sharp, new blade.
Power source operates but
tool lacks power.
Valve components worn or
damaged, leaking fluid internally
(control spool, sleeve, O-rings,
etc.).
Disassemble tool valve. Replace worn or
damaged valve components.
Motor components worn or
damaged, leaking fluid internally
(bearings, gears, shafts, keys,
O-rings, gasket, etc.).
Disassemble tool motor. Replace worn or
damaged motor components.
