![Hupfer 7500371 Operating Instructions Manual Download Page 15](http://html1.mh-extra.com/html/hupfer/7500371/7500371_operating-instructions-manual_2187142015.webp)
Paper holder trolley
Operating instructions
15 / 16
7
Maintenance and repair
WARNING
Unqualified staff
Danger from incorrect handling of mechanical or electrical compo-
nents.
−
Only qualified personnel may carry out maintenance work.
7.1
Maintenance intervals
Regularly check that the following components are functioning prop-
erly:
Interval
Maintenance work
Personnel
daily
Carry out a visual inspection of the entire unit.
Operator
annually
■
Check entire unit for distortion and mechanical
damage
■
Check effectiveness of the locks
■
Check mechanical strength of the wheels
■
Check functionality of the central lock treads
Maintenance engineer
7.2
Troubleshooting
Troubleshooting
Fault description
Cause
Remedy
Personnel
Running noises made by
wheels
Wheel bearings damaged Replace worn wheels
Maintenance engineer
Wheels do not turn easily Wheel bearings damaged Replace damaged rollers
Maintenance engineer
Transport trolley pulls to
one side during transport
Wheel bearings damaged Replace worn wheels
Maintenance engineer
Castor lock no longer
working
Lock worn out
Replace lock
Maintenance engineer
7.3
Repairs and spare parts
Spare parts and accessories are available from our customer service.
Replace defective components with genuine spare parts. Only then
can safe and reliable operation be guaranteed. When ordering spare
parts or requesting customer service, always state the order number
and the information on the rating plate. This information helps avoid
follow-up queries and speeds up the process.