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Only training and service purposes
Failures and measures
Failures
Failures
The power cord is
connected, but the
product won’t
operate.
Dust cannot be
removed or a loud
noise occurs.
The suction motor
won’t operate
even though the
operation button
has been pressed.
Check
Check
No booting sounds
when the power
cord is connected.
The suction
opening and
closing hole won’t
open.
No sound occurs
when the operation
button is pressed.
Cause
Cause
The Main PCB is faulty.
The suction opening and
closing hole is locked.
A defect in the operation
panel touch.
The power cord is faulty.
The suction opening and
closing hole motor is faulty.
The harness is connected
incorrectly.
The harness is connected
incorrectly.
The Display PCB is faulty.
The dust canister cover hook
release unit is locked.
A9S is mounted incorrectly.
The Main PCB is faulty.
The dust canister cover hook
release unit motor is faulty.
The harness is connected
incorrectly.
The harness is connected
incorrectly.
The A9S dust canister cover
is faulty.
The pre-filter is clogged.
The exhaust filter is clogged.
The dust bag is completely
filled.
The air channel is clogged.
The protective vinyl has not
been removed from A9S.
The sealing unit is locked.
The sealing motor is faulty.
The charging terminal is
faulty.
The harness is connected
incorrectly.
The suction motor is faulty.
The Main PCB is faulty.
The harness is connected
incorrectly.
The recognition of battery
installation is faulty.
The charging terminal is faulty.
The battery charging terminal
is faulty.
A9S is mounted incorrectly.
The battery is faulty.
The battery is faulty.
The Main PCB is faulty.
The Main PCB is faulty.
The harness is connected
incorrectly.
The harness is connected
incorrectly.
Repairs and measures
Repairs and measures
Replace the Main PCB.
Disassemble the Duct Assembly and
replace any faulty parts.
Replace the Display PCB or replace the
Touch Gasket.
Replace the power cord.
Replace the suction opening and closing
hole motor.
Check the harness connection status and
replace it if necessary.
Check the harness connection status and
replace it if necessary.
Replace the Display PCB.
Disassemble the Duct Assembly and
replace any faulty parts.
Remount it so that the notification sound is
heard.
The Main PCB is faulty.
Replace the dust canister cover hook
release unit motor.
Check if the battery is inserted into A9S.
Check the harness connection status and
replace it if necessary.
Check the harness connection status and
replace it if necessary.
Replace the A9S dust canister cover.
Wash and reuse or replace the pre-filter.
Wash and reuse or replace the exhaust filter.
Replace the dust bag.
Disassemble the Duct Assembly and
remove any foreign objects.
Remove the protective vinyl.
Disassemble the Duct Assembly and
replace any faulty parts.
Replace the sealing motor.
Replace the charging terminal or the
charging terminal harness.
Check the harness connection status and
replace it if necessary.
Replace the suction motor.
Replace the Main PCB.
Check the harness connection status and
replace it if necessary.
Replace the Top Cover Assembly.
Replace the charging terminal.
Replace the Top Cover Assembly.
Remount it so that the notification sound is
heard.
Replace the battery.
Replace the battery.
Replace the Main PCB.
Replace the Main PCB.
Check the harness connection status and
replace it if necessary.
Check the harness connection status and
replace it if necessary.
Sealing is
applied, but the
suction motor
won’t operate.
The spare battery
cannot be
charged.
The product body
cannot be
charged.
A booting sound is
heard when the
power cord is
connected, but the
LED on the
operation panel
won’t light.
The dust canister
cover in A9S won’t
open.
The suction power
is weak.
The sealing
bracket won't
operate.