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9
After the hood is switched on, a beep sound heard and all key lights are
lightened for 1 s, indicating the hood has been powered on. Under the
condition of hood power-on:
Power Key: control the motor power, under standby state, press the
“power” button, “power” key light is
speed, digital screen displays setting 1; under power-on state, press
the “power” button, enter 3-min-delay-shutdown state, setting
switched to low speed, the power key flashes at one second interval,
which means entering delay-shutdown state; under delay-shutdown
state, press the “power” button, it’s shut down immediately (motor
stops running).
Light Key: independently control the light on and off free from the
effect of other keys. Press it once, the light is on, meanwhile the
light key light is on; press again, he light is off and light key
light is off too.
Plus (+) Key: valid under power-on state, press plus (+) key once,
motor speed increased one setting, digital tube displays corresponding
setting. When the plus (+) key is pressed down, plus (+) key light is on.
When at the highest setting, only give out key touch sound, the setting
no longer changes.
Minus (-) Key: alid under power-on state, press “minus (-)” key once,
motor speed decreased one setting, digital tube displays
corresponding setting. When the “minus (-)”key is pressed down,
“minus (-)”key light is on. When at the lowest setting, only give out key
touch sound, the setting no longer changes.
Speed adjustment. See Fig.9.3. (For some mod s)
v
Fig.9.3
n, the motor starts up at low
o
t
el
Light Minus Digital screen Plus Power
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