Festo 164 880, Operating Instructions Manual

Page: 17 / 20

Eliminating faults
Fault Possible cause Remedy
Pressure marks on moving
mass Moving mass strikes lever
at an angle Position lever in direction of
transport
Moving mass strikes the
piston rod Turn the STAF-...-P-A-K until
the moving mass strikes the
lever vertically
Hard knock on the toggle
lever Transport speed too fast Reduce speed
Shock absorber defective Replace shock absorber
(see Dismantling and repairs)
Cushionig adjusted wrong Correct the setting of
cushioning (see
Commissioning)
Piston rod in starting
position despite
pressurization Fault in tubing Check blind plug
Check tubing
Reduced flow due to
angled connectors Avoid angled connectors
Toggle lever does not
reach the end position Mass of the moveable
load (penetration force) is
not sufficient - Increase the mass
- Increase the friction coeffici-
ent between the conveyor
belt and the moveable mass
- Increase the gradient of the
conveyor belt
Fig. 26
0405b
D/GB 17