Daewoo KUD-UD122RF Service Manual page 50

4-4 Line test mode
: This is the main line set test mode.
1) How to enter
1. Water temperature button + 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 button + 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.
Valve
Sensing display
operation
L_t
Dry button once
D_o
H
C
Detergent
d
sync
Detergent
sensing
motor
P
HCDP
d_c
Spin button once
dr
Valve and sync motor operation status
L/R shifted motor operation
Liquid detergent and softener sync motor ON
Hot water valve on for two seconds
Cold water valve on for two seconds/hot water valve off
Drying water valve on for two seconds/hot water valve off
Pre-washing valve on for two seconds/drying valve off
Liquid detergent & softener sync motor OFF/pre-washing valve OFF
Water discharge sync motor ON.
After discharging water, it runs at 95rpm. It measures the unbalance valve
and spins at 750 rpm.
48