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Dc Inverter VRF plus Water Heater Solution Service Manual CONTROL

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Applied for RQD5GA-K.RQD8GA-K:

Key Functions

No. Key Name Key Functions

1 Check

Press Check key to enter into inquiry state. Press Check key to return

to preset temperature and water tank temperature state. Generally, the

inquiry function is used by test personnel for inquiry of the machine

operating parameters.

1) Under inquiry state, press “+” or “-“ key to switch the inquiry code

and inquire the corresponding operation code of the machine.

2) When the inquiry code is 00, you may press TIMER key to set

the system time.

2 Timer

1) Under OFF state, you may press TIMER key to set the AUTO

ON time.

2) Under instant water heating mode and energy saving mode, you

may press TIMER key to set the AUTO OFF time.

3) Under preset mode, you may press TIMER key to preset the

water heating time.

4) When the inquiry code is 00 under inquiry mode, you may press

TIMER key to set the system time.

3 Increase

1) Set the temperature:

The range of water temperature default setting is 35 ～

58 ℃ .The range can be increased to 35 ～ 65 ℃ by

setting ,(50℃ for energy saving mode),

2) Setting of Timer, Preset Time and System Time: Range

00:00 ～ 23:59.

In addition, the upper limit of water temperature setting is

adjustable, but it shall be tested by engineers. For detailed

needs, please contact the engineering test personnel. The

upper limit may be set to 65℃.

7 Decrease

4 Mode

Under ON state, you may press MODE key to switch between instant

water heating mode, energy saving mode, preset mode and night

mode.

5 Priority This function not provided for this model

6 Rapid Under instant water heating mode, it is used to start/stop the quick