7
Inspection/maintenance
General information
Operating Instructions – CM3C63 – 100
93
7
Inspection/maintenance
7.1
General information
WARNING
Risk of injury if the drive starts up unintentionally.
Severe or fatal injuries.
•
Before you start working on the unit, disconnect the motor and all connected op-
tions from the power supply.
•
Secure the motor against unintended power-up.
WARNING
Risk of crushing if the hoist falls.
Severe or fatal injuries.
•
Secure or lower the hoist drive.
WARNING
Magnetic fields can have an impact on the function of pacemakers and other active
medical implants.
Health risk.
ü
The product has permanent magnets that generate a magnetic field, even when
no current is supplied. During operation, additional electromagnetic fields are
generated.
•
If you have a pacemaker or any other active medical implant, keep a distance >
500 mm between the body part with the active medical implant and the motor.
•
Inform people with active medical implants about the dangers.
WARNING
Disabling functional safety devices.
Severe or fatal injuries.
•
Only qualified personnel is allowed to carry out work on functional safety compo-
nents.
•
Any work on functional safety components must be carried out by strictly ob-
serving the specifications in the operating instructions at hand and the respective
addendum to the operating instructions. Otherwise, the warranty will become
void.
CAUTION
The surfaces on the drive can be very hot during operation.
Risk of burns.
•
Let the motor cool down sufficiently before you start working on it.
26870460/EN – 05/2021
