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Parker Hannifin Corporation
Helac/Cylinder Division
Enumclaw, Washington USA
www.helac.com
Helical, Hydraulic Rotary Actuators
L20 Series Service & Repair Manual
Catalog HY34-1120
Spare Parts & Technical Support
Technical Support
Spare Parts
Spare parts must be ordered through the vehicle/
machine OEM. Seals and bearings are available
as complete kits only. In order to obtain the
correct parts, it is essential to provide the serial
number of the actuator to be repaired, see Product
Identication section on page 4. To identify spare
parts required, refer to the Assembly Drawing on
page 8 and Parts List on page 10.
Technical support is available from Helac Corporation, Monday through Friday 7 am to 4 pm
Pacic Standard Time by calling 800-327-2589. If possible, please have the serial number of the
actuator available. (The serial number is stamped into the housing of the actuator-see page 4).
Spare Parts