Sanyo UHX3652 Manual Do Utilizador

6-3

Service Checker

LED

1. Outdoor Unit Maintenance Remote Controller

■

Temperature monitor

Displays the temperature from each indoor/outdoor sensor.

■

Outdoor unit alarm history monitor

Displays the outdoor unit alarm history.

■

Setting the outdoor unit EEPROM data

Settings mode 1 and settings mode 2 can be used to make outdoor unit EEPROM data settings.

3. Ordinary Display Controls and Functions

■

Functions on the ordinary display

Connect the special service checker wiring to the outdoor unit PCB.
The connection diagram is shown below.

Fig. 6-1

Fig. 6-2

●

If the inter-unit control wiring

is connected, it can be left
as-is.

●

In the case of an independent

outdoor unit (1 maintenance
remote controller connected
to 1 outdoor unit, automatic
address setting for indoor
units not completed), both
setting mode 1 and setting
mode 2 can be used for
outdoor unit EEPROM data
settings.

●

The overall system status for

that refrigerant system is
displayed.

All units start/stop (Fig. 6-1)

The

(ON/OFF operation) button can be used to start and stop all

indoor units.

• The LED illuminates if any indoor unit is operating.

• The LED blinks if an alarm occurs at any of the operating indoor units.

Cooling/heating change (Fig. 6-1)

The

(MODE) button can be used to change between heating and

cooling operation.

• The display indicates the operating mode of the indoor unit with the lowest

unit No.

All units test run (Fig. 6-2)

The

(CHECK) button can be used to start and stop a test run for all

units.

(To start, press and hold the button for 4 seconds.)

During the test run, “Test” is displayed.

• The status of test runs performed from the indoor unit remote controller is

not displayed on the outdoor unit maintenance remote controller.

Special service checker wiring

Outdoor unit maintenance remote controller

Relay connector (2P, white)

PCB connector (3P, blue)

RC (3P, blue)

Outdoor unit PCB

SM830157_W-2WAY_ECO-i.indb 3

2007/06/08 14:24:00