Dishwasher YDW-JJ004

Common Faults and Troubleshooting Methods

Problem Cause Analysis Fix Method
Machine doesn't work The machine short-circuiter is triggered or the control circuit fuse is damaged Check the power short-circuit device, replace the insurance
Long time cleaning The heater water temperature has not reached the set temperature Whether the heater is damaged
Do not add water or add water too slowly 1. No water source
2. Solenoid valve filter is blocked
3. Water level switch failure
1. Reconnect the water source
2. Clean the filter screen
3. Replace the water level switch
The dishes are not clean 1. The water inlet of the cleaning pump is blocked and the water pressure is not enough
2. The water temperature is too low
3. The amount of detergent is not enough
4. The cleaning arm or spray arm has too much scale deposit
5. The cleaning time is too short
Cut off the power supply and drain the water in the pool
1. Check whether the filter at the suction port of the water pump is blocked by heavy objects
2. Check the heater
3. Please contact your detergent supplier
4. Perform descaling cleaning
5. Choose 2P or 3P mode cleaning
Too much foam in the pool 1. The water temperature in the pool is too low
2. The detergent drier is not suitable or the amount used is too much
1. Whether the heating tube of the pool is burned out, reset the cleaning program
2. Change the cleaning agent or drier, and adjust the usage
Spots appear on knives, forks, glasses, and dishes 1. Tableware is not placed correctly
2. The water inlet of the cleaning pump is blocked and the water pressure is not enough
3. The hard water composition is too high
4. The cleaning agent and drier are not applicable
1. Require reasonable placement of tableware
2. Clean the suction port filter and washing arm of the water pump
3. Install a water softener
4. Change the cleaning agent or drier, and adjust the amount of use

Dishwasher YDW-JJ004 Error Code

Error Code Cause Analysis Fix Method
E-2 The drain is not pulled out when draining; the drain pump is broken and the drain pipe is blocked Check the water column, drain pump and drain pipe
E-3 The boiler induction probe is disconnected or short-circuited Check whether the boiler probe is broken or the sensing wire is broken
E-4 The boiler temperature is abnormal Check the boiler heating tube and the contactor that controls the heating tube
E-5 The pool temperature probe is disconnected or short-circuited Check whether the pool probe is broken or the sensing line is broken
E-7 The boiler has no water, the pressure switch is broken, the water collector and the connecting pipe are leaking Check if the water source and drain valve are blocked, change the pressure switch and connecting pipe
E-8 The water column of the pool is not put properly, there is no water source, the water pressure is low, the water inlet solenoid valve is broken, the pressure switch is broken, the water collector and the connecting pipe are leaking Check the water discharge column, water source, water pressure, water inlet solenoid valve, pressure switch, water collector and connecting pipe
Hb Boiler temperature is extremely high Check the boiler heating tube and control the heating tube contactor
Ht The pool temperature is extremely high Check the pool heating tube and control the heating tube contactor
ot The boiler and pool high temperature protection is disconnected or the temperature is extremely high Check whether the temperature limiter, connecting wire, and heating tube are dry
do The door is not closed, the door switch is in poor contact Check doors, door switches and magnets
E Steel furnace does not heat Check steel furnace heating tube and control heating tube contactor

The above fault items are for reference only. If any fault occurs, stop using it immediately and notify professional technicians for inspection and repair as soon as possible!

For more after-sales service and installation guidance, Please contact us via aftersale@cnineo.com.

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