Installation and Operating Instructions
Interval
Test and maintenance work
Annual
Measurement and evaluation of bearing conditions with
bearing condition diagnostics.
Annual
Check fan vibration state.
Annual
Check impeller for imbalance.
5 years
Replace motor bearings.
"According
Replace motor bearings.
to status dis-
play of LZD,
but no later
than after 10
years
No time limit,
Replace motor bearings.
only after war-
ning on status
display of LZD
According
Replace defective, damaged and worn parts/compo-
to status
nents on fan suspension, fan, drive motor, cooling air
fan, protection devices, attachments and accessories as
required.
See motor
Regrease motor bearings with regreasing device.
type plate
B VD – Smoke exhaust roof fans F400/F600
23
Fan B VD F400/F600
Standard
incl . LZD
Basic
x
x
x
x
x
x
x
x
x
x
x
x
To be carried out by
incl . LZD
Comfort
x
Specialist
x
Specialist
x
Specialist
Manufacturer or specialist
company authorised by
the manufacturer
Manufacturer or specialist
company authorised by
the manufacturer
x
Manufacturer or specialist
company authorised by
the manufacturer
x
Specialist
x
Specialist
EN