Service Manual

SERVICE PARTS INFORMATION 26

RB Unit Solenoid Valve

(SV1, SV2, SV3, SV4, SV5, SV6)

Check Point 1 : Check Solenoid Coil

Remove connector and check if coil is open.

>> If Resistance value is abnormal, replace Solenoid Coil.

Solenoid Coil Resistance value

SV1,SV2,SV3,SV4,SV5,SV6 1.35K + 7%

Check Point 2: Check Voltage from Main PCB

Remove connector and check the voltage (AC208- 230V).

>> If the voltage does not appear, replace Main PCB.

-Upper side-

SV No. Color of CN SV Name on ST

DIP SW

SET 1

Transmission PCB2

Transmission PCB1

Power supply LED

(Green)

Error LED

(Red)

DIP SW

SET 2

SV1 Green SVD1

SV2 Blue SVB2

SV3 Black SVS

SV4 White SVS

SV5 Red SVS

SV6 Yellow SVS

04-118