hd 650 D/DE EcoPak
D
Chapter 4
9.693.004
Page 13
V 5.01
4 Troubleshooting and maintenance
4.1
Troubleshooting checklist
Malfunction
Possible cause
Remedy
Device does not switch on
Power supply
Power cable not plugged in
Check the mains connection and,
if necessary, plug into a different
power outlet.
Power cable defective
Replace power cable
Line fuse
Replace line fuse.
If the fuse blows again, it is
imperative to have the device
tested!
Device fails to heat up
Set temperature is too low
Increase set temperature
Overtemperature fuse has tripped
Push in the overtemperature
fuse.
If it still trips it is imperative to
have the device tested!
Temperature controller
Replace temperature controller
Heating cartridge
Check heating cartridges and
replace if necessary
Solid state relay
Replace solid state relay
Set temperature not reached
No material transport
Motor faulty
Replace motor
Microswitch faulty
Replace microswitch
Uneven material transport
Toothed belt damaged
Replace toothed belt
Toothed belt does not transport
Check the tension of the toothed
belt
Loud running noise
Motor faulty
Replace motor
Sealing seam will not hold
Sealing temperature too low
Increase sealing temperature
Distance between the sealing dies is
too large
Set the distance between the
sealing dies to 0.5mm
Sealing seam distorted or
melted
Sealing temperature too high
Reduce sealing temperature
