Maintenance and servicing
22
8
Maintenance and servicing
Observe the safety instructions in chap. Safety, from page 6 on.
Information regarding tightening torques for screws and nuts can be found
in Ch. Technical data, page 9.
Maintenance and servicing of the vibrators may only be performed by reg-
ularly trained, authorised and qualified personnel. Work on the electrical
system may only be carried out by a qualified electrician.
The qualified personnel has to work exclusively with tools suitable for the
application.
In the case of unauthorised intervention in the NEG/NEH there is no longer
any warranty claim.
Before all maintenance and servicing work the NEG/NEH must be safely
disconnected from the electrical mains. The procedure is as follows:
1. Switch off NEG/NEH.
2. Secure against unintentional switching on.
3. Determine that NEG/NEH are voltage free.
4. Earth and short-circuit.
5. Cover and fence off neighbouring live parts.
Maintenance of the NEG/NEH must be carried out as follows:
Interval
Action
If required (depend-
ing on operating
conditions)
Clean the NEG/NEH regularly with a wet cloth to remove dust
deposits.
After one hour op-
eration after initial
start-up
Check screw connections and retighten if necessary.
Every 100 operating
hours
NEG: Replace the grease of the bearings completely, with grease
of the type KLUEBER Isoflex NBU 15.
Monthly
Check screw connections and retighten if necessary.
Check bearings and replace the grease if necessary, see section
"lubrication".
Damaged bearings or bearings whose service life has been
reached, must be replaced immediately.
Check cable supply line.
Every 6 month
Check proper condition of connecting cables and plugs.
Every 2 years
Replace O-rings and plastic seals.
At least every 4
years
Check proper condition of electrical systems and stationary elec-
trical equipment.
Other maintenance and repair work are to be carried out exclusively by
Netter
Vibration
.
Technical data
Expertise and
regulations
Maintenance
plan