Maintenance - Nederman FlexFilter EX Manual De Instrucciones

EN FlexFilter EX
15.3
16
50
NOTE! Cleaning the inside of the TVFD requires closing of the main air valve
and bleeding of system pressure. Before commencing work inside the TVFD,
one must ensure that no vacuum or explosive atmosphere is present inside
the filter.
Resetting the stop function
To reset the stop function flip the stop switch to 1 (see picture no. 21 / 9) and
press the reset button (see picture no. 21 / 11). After reset, the manometer
(see picture no. 21 / 10) will indicate system pressure and the TVFD is back in
normal operation.
TVFD valve Closing time
WARNING! Risk of personal injury.
Risk of friction heat. Closing time shall not be set below 1 sec.
NOTE! A valve that closes fast increases the risk of personal injuries and the
stop function may not stop the valve from closing.
The closing time of the valves can be set with the silenced exhaust regulators
on the back of the TVFD (see picture no. 21 / 12). The closing time is factory
preset to 5 seconds at delivery. If you adjust the closing time it may be
necessary to adjust the times set in the control system. The opening speed can
not be set.

Maintenance

WARNING! Risk of personal injury.
Risk for personnel injuries! Always use proper protective equipment where
there is a risk for exposure to dust.
WARNING! Risk of personal injury.
Risk for personnel injuries! Always use proper lifting equipment and protective
gear.
WARNING! Risk of personal injury.
Explosion risk! Do not open the connection box when there is an explosive
atmosphere present.
NOTE! Fill out the service protocol for all maintenance preformed on the
FlexFilter EX.