Troubleshooting
38
UM Pallet dispenser PD2 v2.0 EN
7 Troubleshooting
Problem
Possible cause
Solution
Forks do not
move,
Horizontal
c
arrier doesn’t
move.
No air pressure.
Turn air pressure on.
No air pressure.
Connection to cylinder
damaged.
Check connectors and
tubing. If necessary,
replace parts.
Sensor error.
Check sensors. Adjust
or replace if necessary.
Carrier doesn’t
go up and
down.
No air pressure.
Turn air pressure on.
No air pressure.
Connection to cylinder
damaged.
Check connectors and
tubing. If necessary,
replace parts.
Sensor error.
Check sensors. Adjust
or replace if necessary.
Pallets do not
stack properly.
Lift forks are not
aligned correctly.
Adjust/move lift forks to
other place on carrier.
There is too much
play between the
pallets and side
restraints.
Adjust the side
restraints. See
instructions in section
3.3.9
The lifting forks
do not reach the
pallet on the
conveyor.
Working height of
machine is too high.
Adjust supports.
Pallet is stuck in
machine.
Bad pallet or not
properly aligned in
machine.
Use manual control box
to release pallet from
lifting forks.
