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Installation and Maintenance Instructions Freewheel Type GFRN
To avoid premature failure of the freewheel or possible machine malfunction, installa-
tion of the freewheel should be carried out by suitably qualified personnel and accord-
ing to the following instructions.
STIEBER will not accept liability in cases of non-compliance with these instructions!
Description:
Freewheels of type GFRN are designed primarily for oil lubrication, and may be used as ei-
ther backstops or overrunning clutches.
The main components are: Outer race, inner race, ball bearings, drive rollers and spring
elements.
STIEBER GmbH
PO Box 10 53 80
D-69043 Heidelberg, Tel +49 (0)6221 30 47 0, Fax +49 (0)6221 30 47 31
last changes 24.09.2009
page 1/4
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Table of Contents
Related Manuals for Stieber Clutch GFR Series
Summary of Contents for Stieber Clutch GFR Series
- Page 1 Installation and Maintenance Instructions Freewheel Type GFRN To avoid premature failure of the freewheel or possible machine malfunction, installa- tion of the freewheel should be carried out by suitably qualified personnel and accord- ing to the following instructions. STIEBER will not accept liability in cases of non-compliance with these instructions! Description: Freewheels of type GFRN are designed primarily for oil lubrication, and may be used as ei- ther backstops or overrunning clutches.
- Page 2 The basic GFRN unit may be fitted with two covers of types F1 to F7. The GFRN can be in- stalled so that either the inner or outer race overruns. The maximum overrunning speeds quoted in table 2 must not be exceeded. Prior to Installation: The freewheels should be unpacked and installed in a clean dry working environment.
- Page 3 After Installation: After installation, ensure the unit freewheels in the required direction. Prior to use check that the oil is to the correct level. The drag torque produced when freewheeling is about1/1000 of the nominal torque. Dismantling: To remove the unit please follow the installation section in reverse sequence. Table 2 (Based on oil lubrication): Ove r running Spe e d Ove rr unning Spe e d...
- Page 4 • The lubricating oil should be changed after approximately 10 hours operation. Further oil changes should be made after every 2000 hours. In arduous applications change oil every 1000 operating hours. • With ambient temperatures above 80°C, check lubrication regularly. •...
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