Troubleshooting - Greenlee 43180 Instruction Manual

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