Troubleshooting - Festo DGC-HD Notice D'utilisation

DGC-HD
Designation
Grease gun with needle-pointed nozzle
Nozzle pipe, axial outlet port
Nozzle pipe, radial outlet port
Roller bearing grease
1) ( Spare parts catalogue at www.festo.com/spareparts)
Tab. 7
10

Troubleshooting

Malfunction Possible cause
Uneven movement One-way flow control valve
of the slide not installed correctly
Tension
Roller bearing/bearing
guide defective
Slide does not Loads too high
move
Mounting screws for
effective load too long
Heavy leakage Seal worn
Sealing band pressed/
sucked in
Cylinder does not Air volume lacking
reach the desired
speed High friction or
counteracting force
Tab. 8
28
Part number/type
1)
647958/LUB-1
1)
647959/LUB-1-TR-I
647960/LUB-1-TR-L
LUB-KC1 from Festo
Remedy
If possible reduce the exhaust (not the supply air)
Install the DGC-HD free of tension (evenness of the
bearing surface: 5.1 Mechanical installation)
Align the DGC-HD so that it is exactly parallel to the
second axis
Grease the DGC-HD (
Return DGC-HD to Festo for repairs
Reduce mass of the effective load/travel speed
Observe max. screw-in depth
( 5.1.2 Installation of the effective load)
Replace worn parts:
– yourself with set of wearing parts
– send product to Festo for repairs
When the linear drive is unpressurized, move the
slide twice manually through the entire stroke
(if necessary, move fixed stops into the end position)
Avoid low pressure in the piston chamber
(e.g. only move the unpressurized slide slowly)
– Increase connection cross-sections
– Connect volumes in series
Observe limits
Festo – DGC-HD – 1304NH English
1)
1)
8 Service and maintenance)