Greenlee HW1 Manual Del Operador página 12

Troubleshooting
Before troubleshooting, determine whether the problem
is in the tool, the hoses, or the power source. Substitute
a tool, hoses, or power source known to be in good
working order to identify the item that is not operating.
Problem Probable Cause
Tool does not Improper power source.
operate.
Hydraulic fluid level low.
Incorrect hydraulic fluid viscosity.
Variable torque adjustment spool turned to
low position with too low of flow rate.
Tool operates slowly Hydraulic fluid cold.
or
erratically.
Hose connections at tool reversed.
Power source not adjusted correctly.
Air in the hydraulic system.
Incorrect hydraulic fluid viscosity.
Variable torque adjustment spool
incorrectly set, limiting hydraulic fluid flow
to the motor.
Tool feels hot. Hydraulic fluid level low.
Incorrect hydraulic fluid viscosity.
Hydraulic fluid dirty.
Accessories
Adapters, impact bits, and sockets are available through
your Greenlee Utility distributor. For a complete list of
accessories, refer to our catalog or visit our web site
at www.greenlee.com.
HW1 and HW1V Impact Wrenches
If the problem is in the tool, see the troubleshoot-
ing table below. If the problem is in the power source,
see the troubleshooting section of the power source
instruction manual.
Probable Remedy
Refer to "Specifications." Verify that the power source
meets the specifications.
Check the fluid level. Check system for leaks.
Refer to "Recommended Hydraulic Fluids" in the
"Specifications" section.
Turn variable torque adjustment spool to the high or
medium setting.
Allow fluid to warm to the operating temperature. Actuate
the tool intermittently to reduce the warming time.
Depressurize hydraulic system. Switch the hose
connections.
Refer to the power source operator's manual for setting
the flow and pressure. Set the flow and pressure to
correspond with the tool.
Refer to the power source manufacturer's instructions for
removing air from the system.
Refer to "Recommended Hydraulic Fluids" in the
"Specifications" section.
Turn variable torque adjustment spool to a higher setting.
Check the fluid level. Check system for leaks.
Refer to "Recommended Hydraulic Fluids" in the
"Specifications" section.
Drain reservoir, flush, and fill with clean fluid. Change filter.
4455 Boeing Drive • Rockford, IL 61109-2988 • USA • 815-397-7070
An ISO 9001 Company • Greenlee Textron Inc. is a subsidiary of Textron Inc.
USA Canada
Tel: 800-435-0786 Tel: 800-435-0786
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www.greenlee.com
International
Tel: +1-815-397-7070
Fax: +1-815-397-9247