Defect Inspection; Exchange Of Water Heater; Error Modes - Daewoo MINI Series Service Manual

2) Defect Inspection

Defects and
Causes
Errors
Water is not Wire
heated disconnection
(Applicable
Disconnection in
for all front
water heater or
load
temperature
washers)
fuse
Detachment of
connector/terminal
Defective water
heater or
temperature sensor
Water is Defective water
overheated heater or
temperature sensor
Exchange of Heater

Exchange of Water Heater

[Disassembly]
1. Remove 4 body-fixing screws
2. Remove the detergent and softener
containers
3. Remove 2 screws fixing the door hinge
4. Remove 6 cover screws fixing the cover tub
5. Remove 6 screws fixing the cover tub
6. Remove the connector of water heater
7. Remove the nut for water heater
[Assembly]
Re-assemble the parts in the opposite sequence
to disassembly
Inspection of Defects and Errors
Inspect the wire connection:
Applicable to all models
Inspect the wire connection: If the
inter-terminal resistance is within
34.57Ω ±5%, it is normal. ->
Applicable to all front load models
Inspect the connection: Applicable to
all front load models
Assessment of inter-terminal
resistance of sensor: See the
attached Water/Resistance Table
Assessment of inter-terminal
resistance of sensor: See the
attached Water/Resistance Table

* Error Modes

1. "H2": Open/Short error in washer temperature sensor
(Defective sensor or disconnection)
2. "H4": Overheated washer temperature sensor
(The sensor temperature turns out to be 95°C or
higher)
3. "H5": Overheated washer temperature sensor
(The water temperature is 45°C or higher in the
Delicate program)
4. "H6": Malfunction of water heater
(The water temperature fails to rise by 2°C within 30
minutes after the heater starts running)
5. "H8": Overheated water heater
(The water temperature rises by 6°C or more within 30
seconds after the heater starts running due to the lack
of water in tub)
43
PCB Error
Resolution
Mode
Reconnect the "H6"
disconnection
Exchange the "H6"
water heater
Insert the "H6"
terminal
Exchange the "H2"
temperature
sensor
Exchange the "H2" or "H4"
temperature
sensor