GREE ELECTRIC GMV(L)-Pd100W/NaB-K Service Manual Download Page 52

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DC INVERTER MULTI VRF CONTROL

膨胀阀ON

膨胀阀OFF

室内环境温度

-1

室内设定温度

(回风口温度)

标准情况下的温度调节

室内设定温度

-1

具有温度补偿的温度调节

室内环境温度

(回风口温度)

膨胀阀ON

膨胀阀OFF

4) Auto swing control
The indoor units of Wall mounting and cassette series have the swing function. By this function, you can increase
the indoor air convection and the uniformity of indoor temperature regulation.

◆

Reset

The swing louver will sway once automatically when electrifying for the first time. It can make the swing louver
return to the initial positions, and ensure the accuracy of swing louver action.

◆

Using Indoor Units’ Own Buttons for Start

When you use the indoor units’ own buttons for start, the automatic swing will work automatically. The swing louver
will swing back and forth between the max and min positions (there are different max and min positions according
to different modes)

◆

Use the Wired Controller or Remote Controller for controlling
When using the wired controller or remote controller for start, if you don’t set the automatic swing signal when

starting, the swing louver will stop at default location (The default locations are different according to different
modes). If the automatic swing signal has been set well when starting, the automatic swing will automatically work.
The swing louver will swing back and forth between the max and min positions (there are different max and min
positions according to different modes).

Cooling / Dry / Fan mode Heating mode

When the wired controller or remote controller sends an automatic swing signal, the automatic swing function

will be started, and the swing louver begins to swing from current position.

When the wired controller or remote controller sends a stopping swing signal, the automatic swing function will

be stopped, and the swing louver stops at current position.

◆

Others

When the indoor unit receives the shutdown signal, detecting the fault signal and defrosting signal unless the

auxiliary electric heating protection, no matter the swing louver are under any state, they will all stop at initial
position after the cessation of indoor fans.

When the indoor units detected the auxiliary electric heating protection, no matter the indoor units are under

any state, the automatic swing will work, and the indoor fans will run at high speed at the same time.
5) Controlling of drainage pump motor
Cassette indoor units have drainage pump device to discharge the condensation water which is produced during
cooling or drying.

◆

When the indoor unit is operating under cooling or dry mode, the water pump and compressor will start at the

same time.

◆

When powering off or cooling stop, drying stop or transfering to other modes, the water pump will be powered

off after five miuntes.

◆

When water level is flooded for 8 second at any mode (include power-off), the water pump must be started at

once. The pump will not stop running untill the flooding signal disappears and it will stop running ten minutes after

Expansion valve ON

Expansion Valve OFF

Indoor ambient temperature (