Daikin FTXB25B1V1 [13/38] Trial operation and testing

11 ■English

Trial Operation and Testing

Trial operation and testing.

1-1Measurethe supply voltage andmakesurethat it falls in the specified range.

1-2Trialoperationshould be carried out in eithercoolingorheating mode.

• In cooling mode, select the lowest programmabletemperature;inheatingmode, select the highestprogrammable

temperature.

1) Trialoperation may be disabled in either mode depending on the room temperature.

Use theremotecontroller for trial operationasdescribed below.

2) After trialoperation is complete, setthe temperature to anormal level(26°Cto28°Cincooling mode,20°Cto24°Cin

heating mode).

3) For protection, the system disables restart operation for 3minutesafter it is turned off.

1-3Carry outthe test operation in accordancewiththe Operation Manualtoensurethatall functions andparts,

such as louvermovement, areworking properly.

• Theair conditioner requiresasmall amount of power in its standby mode. If the system is not to be used forsome

time after installation, shutoff the circuit breaker to eliminate unnecessarypower consumption.

• If the circuitbreaker trips to shut offthe powertothe air conditioner, the system will restore theoriginal operation

modewhen the circuitbreaker is openedagain.

Test items.

Test items

Symptom

(diagnosticdisplay on RC)

Check

Indoor and outdoor units are installed properlyonsolid bases. Fall, vibration,noise

No refrigerantgas leaks.Incomplete cooling /heating function

Refrigerant gasand liquid pipesand indoordrain hose extension arethermally insulated. Water leakage

Draining line is properly installed. Water leakage

Systemisproperlyearthed. Electrical leakage

The specified wires are used forinterconnecting wire connections. Inoperativeorburndamage

Indoor or outdoor unit’sair intakeorexhaust has clearpath of air.

Stop valves are opened.

Incomplete cooling /heating function

Indoor unit properly receives remote controller commands.Inoperative

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