8. Troubleshooting
8-1
ROBOT HP7C / HP10C / HP15C / HP17C
© VEMAG 2004
8. Troubleshooting
8.1 General information
Any attachments or additional devices (optional) which may be present
should be disconnected from the filling machine for troubleshooting
purposes. The relevant safety instructions must be followed. Possible
faults, causes and the measures you need to take to remedy them are
listed below.
8.2 Troubleshooting table
Cause
• Step folded out.
• Hopper open.
• No filling horn holder.
• No mains voltage.
• Main switch not on.
• Filling horn holder not closed; hopper
not closed; step not folded up.
• Fuse F23/F24/F25 faulty.
• Main drive overheated; fan on oil
cooler not running.
• Vacuum drive overheated; vacuum
pump full of water.
• Fuse F20/21/22 defective.
• Contactor K2 defective.
• Fuse F50/F51 defective.
• Knee lever switch incorrectly set or
defective.
• Fuse F2/F3/F4/F5/F6/F9 defective or
fuse F33 on strip terminal defective.
• Proportional amplifier, relief valve,
power electronics or portioning
computer defective.
• Rotary transducer, drive belt for
rotary transducer or wiring for rotary
transducer defective.
Remedy
• Source of fault shown in display.
Check part displayed.
• Have machine back-up fuse
replaced by electrician.
• Switch on main switch.
• Make machine ready for
operation; faults are shown in
display.
• Have fuses replaced by
electrician.
• Have fuse F30 replaced by
electrician.
• Check vacuum pump; fault is
shown in display.
• Have fuses replaced by
electrician.
• Have contactor replaced by
electrician.
• Have fuses on power unit
replaced by electrician.
• Have knee lever switch checked
by electrician and, if necessary,
adjusted or replaced.
• Have fuses on power supply unit
replaced by electrician, fault is
shown in display.
• Operate test keys 1 + 2 on the
power electronics, check LED,
replace defective part.
• Check parts, replace defective
part, fault is shown in display.
Fault
Machine does not start;
display shows ”PLEASE
START MACHINE”.
Main motor and vacuum
motor not running.
Main motor running, vacuum
motor not running.
Main motor running, but
double screw drive and feed
unit drive not running.
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