HUTT DDC55 White [9/21] Led indicator and meanings

3. LED Indicator and Meanings

4. Troubleshooting

LED Light and Sound State Meaning

Status indicator

Charging indicator

Flashing in red

Status indicator

Flashing in red

and green

alternatively

ON in green

ON in red

Flashing in blue

ON in blue

Working condition is normal

Low battery, please charge for 15 minutes before

starting the machine

The built-in battery is charging, if the indicator turns

red after the machine starts, please continue charging

The main unit is powered oﬀ, please connect the

power supply or take down the machine

Insuﬃcient suction, please check whether the

machine is leaking

If the friction with the glass is too high or too low,

replace the rag as appropriate

The machine is abnormal, please contact our

customer service staﬀ

The built-in battery is fully charged

Window cleaning completed

ON in green

Three long beeps

S/N Problem Description Solution

The machine slides

downwards during operation

The rag moves abnormally, and the machine

cannot recover to normal after observation:

① Too much moisture in the rag, absorb the

moisture in the rag repeatedly with tissue.

② The rag is dirty, please replace it with a

dry and clean rag

③ The rag is too dry, causing slipping, spray

water on the rag properly.