Daikin EUWAC10FZW [201/264] Replacing the pcb euwa 5 24kzw1 and euwy 5 24kzw1

Troubleshooting ESIE-0302

3–50 Part 3 – Troubleshooting

4.8 Replacing the PCB: EUWA*5-24KZW1 and EUWY*5-24KZW1

Replacing the PCB To replace the PCB, proceed as follows:

Dipswitches The illustration below shows the dipswitches on the PCB.

Function of the

dipswitches

The table below describes the function of the dipswitches and pushbuttons on the PCB.

Step Action

1 Switch off the power.

2 Remove the connections of the old PCB.

3 Remove the old PCB.

4 Place the new PCB in the same way as the old PCB.

5 Reconnect the PCB.

6 Set the dipswitches on the PCB on the right position (depending on the unit type).

1 2 3

S1A

4 1 2

S2A

S1A Dipswitch 1 S2A Dipswitch 2

10 = 1 circ.

1 = 2 circ.

1 Defrost setting (only for

EUWA*5-24KZW1)

0 = Start condition 1 & fan defrost 1

(5HP, 8HP, 16HP)

1 = Start condition 2A/B & fan defrost 2

(10HP, 12HP, 20HP, 24HP)

010 = EUWA

100 = EUWY (without defrost com-

pressor stop)

101 = EUWY (with defrost

compressor stop)

2Fan setting (See "Head Pressure Con-

trol: EUWA*5-24KZW1 and

EUWY*5-24KZW1" on page 2–15 for

fan settings.

0 = Fan setting 1

(5HP, 8HP, 16HP)

1 = Fan setting 2

(10HP, 12HP, 20HP, 24HP)