Airflow Duplexvent Flexi DV1600 Installation, Use And Maintenance Manual page 11

Activity
Check for unacceptable impurities
3.1
and damage (leaks)
3.2 Check differential pressure
Replace filters that cannot be
3.3
regenerated later, clean thoroughly
3.4 Check hygienic conditions
4 Drop eliminator
Check for impurities, damage and
4.1
corrosion
4.2 Check drop eliminator for deposits
4.3 Check hygienic conditions
5 Heat exchangers
Check for impurities, damage and
5.1
corrosion
Check for impurities and corrosion,
check water chiller, condensate
5.2
tray and drop eliminator for
functionality
Check for impurities and
5.3
functionality of siphon trap
Cleaning water chiller, drop
5.4
eliminator and condensate tray
5.5 Check hygienic conditions
6 Fans
Check for impurities, damage and
6.1
corrosion
Cleaning functional maintenance of
6.2 air-carrying fan parts and water
discharge
7 Heat recovery exchanger
Check for impurities, damage and
7.1
corrosion
Check tightness between exhaust
7.2
and outdoor air
Check condensate tray for
7.3 impurities, corrosion and
functionality
Check for impurities and
7.4
functionality of siphon trap
7.6 Check hygienic conditions
8 Air duct and noise silencers
Check accessible sections of air
8.1
duct for damage
Check internal air duct surfaces at
8.2 two or three sample points for
impurities and corrosion
Check noise silencer for impurities,
8.3
damage and corrosion
Check hygienic conditions of air
8.4
duct at sample point
9 Air vents
Check mounted perforated metal
9.1
sheet, wire mesh or screens
(random checks)
Measures to be taken
Replace affected air filters if no
replacement has taken place
within the previous 6 months,
otherwise replace the entire
filter stage
Replace filter stage
Cleaning and functional
maintenance
Cleaning and functional
maintenance in case of visible
deposits
Cleaning and repair
Repair
Cleaning and repair
Cleaning and repair
Cleaning and repair
Repair
Cleaning and repair
Cleaning and repair
Repair
Determine cause, clean
relevant air duct sections
Repair
Determine cause, clean
relevant air duct sections
Clean or replace
11
Required interval in calendar months
1. 3. 6. 12.
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Hyg.
24.
inspection
x
x
x
x
x