ON REQUEST
WARM UP DISABLED
Warning: supply air flow error
YES
ALARM
All retries have been attempted
Fig. 9.e
k.air +030220982 rel 1.1 - 31.03.2020
Fresh air damper = 100%
Exhaust air damper = 100%
Bypass damper = 100%
Return fan = warm up request
NO
Supply fan = regulation request
NO
NO
Warning: supply air flow error
NO
YES
ALARM
All retries have been attempted
SHUT DOWN
STEADY STATE
NO
RETURN
FAN ?
YES
FLOW
OK ?
YES
Supply fan delay
FLOW
OK ?
YES
FRE
53
Fonctions