Geniox User Manual Hygienic air handling unit

48
| Adjustment and maintenance operations
Row Item
Activity
Action if required
1 3 6 12 24
month months
6.1
Recirculating air humidifiers
6.1.1
Check for contamination,
damage, microbial growth,
and corrosion.
Clean and repair.
X
6.1.2
Function-check shutdown
controls.
Readjust
X
6.1.3
Determine total number of
CFUs in recirculating water
If number of CFUs >
1000 CFU/ml: Clean,
rinse and dry the tray;
disinfect; test quality
of supply water.
semi
monthly
6.1.4
Check spray nozzles for
deposits.
Clean or replace
nozzles.
X
6.1.5
Check circulation pump for
contamination and scaling in
the suction line, check
condition and functioning of
filters.
Clean pump circuit.
X
6.1.6
Function-check conductivity
sensor.
Repair.
X
6.1.7
Function-check disinfection
system.
X
6.1.8
Completely empty and dry
humidifier system.
during
stand-
stills
6.1.9
Check droplet eliminator and
flow rectifier for
contamination, damage,
scaling and corrosion.
If deposits have
formed, extract and
clean unit, check
region down-stream
of droplet eliminator.
X
6.2
Non-recirculating air humidifiers
6.2.1
Check for contamination,
damage, microbial growth,
an
d corrosion.
Clean and repair.
X
6.2.2
Check for condensate
precipitation in the humidifier
chamber.
Clean and repair
steam humidifier.
X
6.2.3
Check steam distribution
system for deposits.
Clean.
X
6.2.4
Check spray nozzles for
deposits.
Clean or replace
nozzles.
X
6.2.5
Check drain. Clean and repair.
X
6.2.6
Determine total number of
CFUs in humidifier water —
exception: Steam humidifiers.
If number of CFUs >
1000 CFU/ml: Clean,
rinse and dry the tray
and other water-
carrying areas/ducts;
disinfect; test quality
of supply water.
X
6.2.7
Function-check control valve
Repair. X
6.2.8
Check humidity limiter
Repair.
X
output |