17
M.A.R.V.E.L. Installation Operation & Maintenance Manual
MAR
VELIO&M/0220
09/re
v1/EN
M.A.R.V.E.L. System Operation
NOTE:
Refer to the Capture Jet
®
Hood IO&M Manual for complete details on operating the
hoods.
The following steps ONLY apply to the M.A.R.V.E.L. components (IRIS™ Sensor, MC8
Control Panel, Pressure Transducer and Temperature Sensor).
NORMAL
OPERATION
Monitor space temperature (Tspace), IR sensor temperature (IRT)
and exhaust air temperature, (Tex) for each hood. Calculate and
report hood exhaust airflow Q to the exhaust fan controller
IRT > dTcook
Tex > Tex_min
Maintain hood exhaust airflow
Q = Qdesign
For pre-set period = CookingTime
NO
IRT fluctuation
detected
Report appliance status
COOKING
Reset cooking timer
Maintain hood exhaust airflow Q
as function of (Tex – Tspace)
but not less than Qidle
Tex > Tex_max
NO
Report Warning
“Hood #N is operating at dangerously
high temperature Tex!”
NO
NO
Open ABD damper
ABD damper
fully open
NO
Report appliance status
OFF
Report appliance status
IDLE
Close ABD damper