Vents-us Quietline, User Manual

Page: 12 / 24

12
EN
TIMER ADJUSTMENT
Quietline T
(Fig. 17)
T
off
To adjust the fan turn-off delay time, rotate the control knob
Toff
clockwise to increase and counter-
clockwise to decrease the turn-off delay time respectively, adjustable from 2 up to 30 minutes.
Quietline T DUO / Quietline 150 Extra T
(Fig. 18)
Operation modes 1, 2 and 3
T
on
To adjust the fan turn-on delay time or the speed switch time for the operation mode 3, rotate the control
knob
Ton
clockwise to increase and counter-clockwise to decrease the turn-on delay time respectively,
adjustable from 0 up to 2 minutes.
T
off
To adjust the fan turn-off delay time or the speed switch time for the operation mode 3, rotate the control
knob
Toff
clockwise to increase and counter-clockwise to decrease the turn-off delay time respectively,
adjustable from 2 up to 30 minutes.
Operation mode 4
T
int
To adjust the interval operation time, rotate the control knob
Tint
clockwise to increase and counter-
clockwise to decrease the switching time respectively, adjustable from 1 up to 15 hours
T
off&HS time
To adjust the operation time at the speed 2 and turn-off delay time for activation of the speed 1 after
turning the switch off, rotate the control knob Toff&HS time clockwise to increase and counter-clockwise to
decrease respectively, adjustable from 2 up to 30 minutes..
Warning!
The timer circuit is live! Disconnect the fan from power supply prior to any adjustment operations. A supplied
specially designed plastic screwdriver is included in the delivery set. Use it to change the timer settings. Do not use a metal
screwdriver, knife, etc. for adjustment operations not to damage the circuit board.