Fedders R407C Service Manual page 58

VIII. Vane Function
1. Vane Position
HOME The vane will be at this position whenever the air-con is off. Its exact
angle is 115 counter-clockwise from position 3.
POSITION 1 The vane plane is positioned 70 counter-clockwise from position 3. cool,
dry and fan modes default vane position.
POSITION 2 The vane plane is 50 counter-clockwise from position 3.
POSITION 3 The vane plane is vertical (Heat mode default vane position).
NB. For the vane position discussion, view the vane from the left side of the air-con indoor
unit.
2. Vane Control
When the Air-con is first switched ON in manual operation, the vane will move to the
position indicated on the hand-held transmitter.
When the Air-con is first powered up, or when the air-con is switched OFF either by toggling
the POWER ON/OFF button in manual operation or by pushing the operation/ filter reset
button to OFF position, the vane will be moved to HOME position so that the air flow outlet
is completely closed.
In manual operation, the vane can be set to position 1, position 2 and position 3, or made to
swing using the hand-held transmitter. If the user does not wish to control the vane position,
the Auto Vane function can be chosen.
In automatic operation, the auto vane function is always chosen. The vane will thus move to
the default vane position according to the mode of operation selected.
3. Auto Vane function.
Auto vane function automatically moves the vane to an optimum position according to
current mode of operation.
If Auto Vane function is selected in cool, dry or fan mode, the vane is moved to position 1.
Whereas in heat mode, the vane is moved to position 3.
4.. Vane Swing Function
The Vane Swing function can only be selected in manual operation. When selected, the vane
moves to and fro between position 1 and position 3 continuously.
This function will be de-selected if the "SWING" button is pressed again, if the mode of
operation is changed, if the Air-con is switched OFF, if the fan is OFF or if the ON timer is
activated. The vane will then return to the last position before the selection of swing function
unless the air-con is switch OFF.
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