Monmouth Scientific Cleanroom Kit 4M, Installation Manual

Page: 51 / 72

Issue 03 – June 2018 51
If you do not have an anemometer, then you will need to judge the position of speed control knob as
follows:
Knob position Approx. Air Volume
(m³/hour)
0 0
¼ Turn 275
½ Turn 550
¾ Turn 825
Full Turn (Maximum) 1100
Maintenance
Changing the pre-filters
Regular checks should be carried out to ensure the airflow performance is maintained. Should the
module fail to achieve adequate performance, this normally indicates that the Pre-Filter/s and / or
HEPA filter require changing.
(For replacement filter part numbers, see page 5)
1. Turn the system off and disconnect from mains.
2. Remove the screws securing the pre-filter retaining frame.
3. Remove the pre-filter frame and filter.
4. Replace pre-filter with the correct type (see page 5).
5. Replace the screws securing the pre-filter retaining frame.
6. Reconnect the mains supply and switch on.
7. Check the airflow and adjust if necessary (as detailed in the setup section)
Changing the HEPA filter
1. Turn the system off and disconnect from mains.
2. Remove the screws securing the filter retaining frame.
3. Remove the filter frame, cover filter (if fitted) and HEPA filter.
4. Replace HEPA filter with the correct type (see page 5).
5. Replace cover filter and filter frame using the screws.
6. Reconnect the mains supply and switch on.
7. Check the airflow and adjust if necessary (as detailed in the setup section)
8. Filter should be DOP tested to verify filter integrity and results recorded.
CAM1000 Replacement Filter Part Numbers
Replacement filters are available from Monmouth Scientific:
Pre-Filter
Part No- PF-0081
HEPA – filter Part No- HF-0127