Nussbaum ATT HYMAX S 3000, Operating Manual, Inspection Book

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106 OPI_SMART LIFT 2.30 SL-2.35 SL-2.40 SL - HYMAX S 3000-S3500-S4000_V1.2_DE-EN-FR-ES-IT
6 Behaviour in cases of error
Defective operational readiness of the lift may be
due to a simple error. Check the system for the list-
ed sources of error.
If the error cannot be removed after an inspection
to the named causes, then inform customer service
or your dealer.
Independent repairs to the lift, espe-
cially on the safety devices, as well
as inspections and repairs to electri-
cal systems are prohibited. Work on
electrical systems may only be done
by electricians.
Problem: Lift can neither be raised nor lowered
possible causes: Repair:
No power supply pres-
ent
Check power supply
The main switch is not
switched on, or is de-
fective
Check main switch
Defective reverse
switch
Have the reversing switch
checked
Defective fuse Check fuses
Power line interrupted Check power lines
Motor has overheated Let motor cool (cooling
time dependent on am-
bient temperature)
Plug connections not
plugged in or are loose
on the motors
Check the plug connec-
tions on the motors
The platform is not in the
control window
Do a manual equaliza-
tion (see Section 6.4)
Polyflex belt is loose or
defective
Stop the lift and secure
against unauthorised
use. Exchange the poly -
flex belt and align it. (see
Section 7.3)
Motor defective Do an emergency dis-
charge (see Section 6.1)
The lift is located in the
lowest position Safety
devices (capture hooks)
are activated
The lift is no longer in the
control range and has
switched off
Lift nut defective
Contact customer ser-
vice
Problem: The lift cannot be raised
possible causes: Repair:
Only 2 phases active Do an on-site check with
a qualified electrician
Polyflex belt is loose /
torn
Check / exchange and
align (see Section 7.3)
Lift nut broken, safety
equipment (capture
hook) active, lifting rails
are no longer in their
control range and the
lift has switched off
Stop the lift and secure
against unauthorised
use, contact customer
service
Up Off is active The lift can only be low-
ered
Problem: The lift cannot be lowered
possible causes: Repair:
Down Off is active The lift can only be raised
The lifting arm has
moved onto an obsta-
cle and is out of the
control window
Do a manual equaliza-
tion