Page 7
Operation and maintenance instructions
Envistar / CRAMO
DSCR111125.01
Air handling with the focus on LCC
SV
EN
DA
FI
NO
Continuous product development may give rise to specification changes without prior notice.
Filter data
Size
Type of filter
Qty. of
filters
Dimension (mm)
Filter
class
Surface,
total (m²)
Rec. final pres-
sure drop (Pa)
Frame
Length
04
Bag filter F5-F7
1
650×287
320
F5
F7
1,7
2,2
125
165
06
Bag filter F5-F7
1
790×287
370
F5
F7
2,5
3,1
145
180
To change the filters
1. Switch off the unit from the micro terminal and lock the safety switch in the 0
position.
N.B!
The safety isolating switch is not sized for starting/stopping the air
handling unit. The control equipment must be used for this purpose.
2. Wait until the fans have stopped and open the inspection door.
WARNING!
Positive pressure inside the unit, risk of personal injury. Wait and
allow the pressure to drop before you open the inspection doors.
3. Unfasten the eccentric rails.
Eccentric rails
4. Remove the old filter by withdrawing from the filter section it towards you.
5. Clean the interior of the filter section.
6. Place the new filter inside the filter section, press in the eccentric rails and
close the inspection door of the unit.
7. If the filter section has a fixed filter guard: attach the probes on either side of
the filter.
8. Start the air handling unit.
