Samsung Electronics
9-1
1. Check the voltage. Power voltage must be within the range of AC187V~AC253V/60Hz.
2. Claims of the following table are not related to product disorder.
No.
Ventilator Operation
Explanation
1
Air volume is not controlled while sleeping mode is being
operated.
Air volume is controlled automatically when sleep mode is
selected.
2
The unit stops operation for a while when operation mode is
changed.
While adjusting operation mode, MOTOR stops working. When
mode change completes, MOTOR operation restarts.
Trouble
Cause
Solution
Remark
If the product is not turned on
Check electric power content and
wire
Fix power supply
Check FUSE disconnection
Replace FUSE
A FUSE is provided in
PBA
If the remote control is not working
Check remote control connection
Connect or replace connection wire
of remote control
If supply air fan or exhaust air fan are
not working
Check fan motor
Check assembly or replace motor
Check whether outdoor temperature
is below -15˚C
Wait until the outdoor temperature
reaches -15˚C
Operation at cold places
Check outdoor temperature sensor
(SHORT/OPEN)
Replace sensor
9. Troubleshooting
9-1 Items to be checked first
9-2 When ventilator stops operation
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