Toshiba RAV-SP1104AT8ZG-TR service manual Function Set position Control contents, Defrost control

9-3. Outdoor Unit

9-3-1. Various Setting on Outdoor Unit (Existing piping, Power save, Cooling-only, etc.)

The following settings are available by DIP switch setup and jumper line setup.

Function

Set position

Control contents

Turn the switch to ON when mounting a duct to the discharge port

of the outdoor unit. Add 3 taps to the upper limit value of the

outdoor fan tap.

High static

The operation is performed with

(Max: Upper fan: 890 rpm / Lower fan: 910 rpm (WF)).

pressure setup

SW802

In this case, the upper limit value of static pressure for duct is 5Pa

ON

or less on 25°C degrees and please use straight duct.

In this case, the outdoor noise level may increase.

1

2

3

4

Existing

Turn the switch to ON when Ø19.1 is used for the existing pipe.

High static pressure setup

In this case, the heating capacity may lower according to outside

piping setup

Existing piping setup

temp. and indoor temp. in heating operation.

Power save setup

Power save

Snow-proof fan control

Turn the switch to ON when using the power save function.

∗ all are OFF at shipment.

The control to lower the compressor frequency (Approx. –10%) is

setup

performed by indoor heat exchanger temp. in heating operation.

When snow enters from clearance of the fan guard or heat

exchanger into blast path and it is accumulated, the control to

Snow-proof

prevent generation of motor lock is validated.

fan control

When outside temp. is below 4°C though the compressor stops,

the outdoor fan operates with W5.

Defrost

J805, J806

The defrost interval is cut to shorten it than the standard status.

For contents of control and cutting method, refer to Section

time change

7-10. Defrost control.

When it is needed to lower the maximum value of the compressor

frequency, cut the jumper line. Max. frequency at heating is

lowered.

In this case the Max. capacity decreases.

Max. frequency

J807

Max. frequency of compressor

change

SP110

SP140

SP160

Model

COOL

HEAT

COOL

HEAT

COOL

HEAT

Standard status

53.4

100.2

64.2

100.2

74.4

100.2

When J807 is cut

53.4

69.6

64.2

75.0

74.4

79.8

Cooling-only

When using the air conditioner as a cooling-only conditioner, cut

J808

the jumper line. (An air conditioner can be changed to cooling-only

setup

conditioner by “0F” of DN code on the remote controller.)

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