7
Energy-Recovery Ventilation
System Service Manual
DPOUSPM
CONTROL
1 OPERATION FLOWCHART
Initialize
1
Judge running
mode?
By Pass mode
Heat Exchange
mode
Auto mode
N
Y
Y
Y
Y
N
N
Y
N
Y
N
Bengin
L0 Error
Energy-saving function on
Energy-saving on
Timer on
Timer function on
Cleaning
Humidifying function on?
Stop or move according to the opposite
humidity, Humidity sensor error display L 1
Remind until the time setting come
Air valve interface with electricity?
Air valve
checked OK
Summary of Contents for FHBQ-D10-K
Page 3: ...1 Energy Recovery Ventilation System Service Manual PRODUCT QSPEVDU ...
Page 8: ...6 Energy Recovery Ventilation System Service Manual CONTROL DPOUSPM ...
Page 19: ...17 Energy Recovery Ventilation System Service Manual INSTALLATION ...
Page 25: ...23 Energy Recovery Ventilation System Service Manual MAINTENANCE ...
Page 38: ...36 Energy Recovery Ventilation System Service Manual Model FHBQ D30 M Exploded View ...