Daewoo KUD-UD122RF, Service Manual, Page: 50 / 86

48
4-4 Line test mode
: This is the main line set test mode.
1) How to enter
1. Water temperature power S/W on
: Washing and drying heater operate and fan motor operates.
H1 (drying heater on for two seconds) -> H1 off for one second -> H2 (washing heater on for two seconds) -> H2 off
for one second
The fan motor keeps operating since you have entered the test mode and until terminated.
2. Spin power S/W on
: All the load/sensor including the motor are tested.
L T (Left and right shifted motor operation) -> Spin button pressed once (H, C, d, P v/v operate)
->Spin button pressed once (water discharge sync motor on)
After discharging water, it runs at 95 rpm. It measures the unbalance valve and it spins at 750 rpm (unbalance reference
value of 100)
-> During tests, it keeps sensing whether the liquid detergent and the softener exist. If no detergent, then the ‘No
detergent’ and ‘No softener’ LED will be on and buzzer sounds will be heard.
L_t L/R shifted motor operation
Dry button once
D_o Liquid detergent and softener sync motor ON
H Hot water valve on for two seconds
C Cold water valve on for two seconds/hot water valve off
d Drying water valve on for two seconds/hot water valve off
P Pre-washing valve on for two seconds/drying valve off
d_c Liquid detergent & softener sync motor OFF/pre-washing valve OFF
Spin button once
dr Water discharge sync motor ON.
After discharging water, it runs at 95rpm. It measures the unbalance valve
and spins at 750 rpm.
Sensing display Valve and sync motor operation status
Detergent
sensing
Detergent
sync
motor
HCDP
Valve
operation