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Troubleshooting
22
01.00|HGN |en
Module opens or closes abruptly?
Possible cause
Corrective action
Too little grease in the mechanical guiding
areas of the module
Clean the module and relubricate it.
Oil- or control feedings are blocked
Check oil- or control feedings for pinching or
damage.
Mounting surface is not even enough
Check the levelness of the bolting surface.
Flow control valve is missing or not set cor-
rectly
Install and adjust flow control valve.
Load too high
Review permissible weight and length of the
jaws.
The gripping force drops?
Possible cause
Corrective action
Oil can escape
Check seals, if necessary disassemble mod-
ule and replace seals.
Too much grease in the mechanical motion
spaces of the module
Clean the module and relubricate it.
Pressure drops below minimum.
check oil supply
8.3
8.4
Summary of Contents for HGN 100
Page 34: ...34 01 00 HGN en ...
Page 35: ...Notes 01 00 HGN en 35 Notes ...
Page 36: ...Notes 36 01 00 HGN en Notes ...