Haier HSU18VHK-G Service Manual page 16

5.1.6 Timer function:
You can set 24-hour timer on or timer off as required, and the minum time unit is 1 minute. After
setting, the indicator of indoor unit is on , and it is off when timer setting is completed. There are several
timer mode as follows.
5.1.6.1 Timer on: The LED of "timer on" lights up, and unit behaves with halt status. Timer on is
completed, and then unit starts running with the LED of "timer on" off. The unit starts with the the last
setting receiving timer signals, and sleep setting is not allowed.
5.1.6.2 Timer off: Unit starts, timer indicator lights up; When reaching time setting, the indicator
goes out, unit enters shut down mode, and sleep function can be set. If timer off and sleep are set
synchronously, the one which time is short run first. Executing shutdown instruction clear timer and sleep
function.
5.1.6.3 Timer on and timer off can be set synchronously.
5.1.7 Sleep function: the timer indicator lights up.
5.1.7.1 In cooling/defrosting mode, the temp. setting increases
After another hour the temp. setting increase by more
and then close.
5.1.7.2 In heating mode, the temp. setting decrease
hour the temp. setting decrease by more
continuously for another 3 hours and then close.
5.1.7.3 If the wind speed is set to high before going to bed, the wind speed become medium after
start up; If the wind speed is set to medium before going to bed, the wind speed become low after start
up; If the wind speed is set to low before going to bed, the wind speed keep unchanged.
5.1.8 Emergency switch imput:
5.1.8.1 Press the switch of emergency operation, then buzzer rings once and unit enters the
automatic operation mode. (emergency operation)
5.1.8.2 If the switch is kept pressed for 5 seconds, buzzer ring two times and unit enter enter test
run mode.
5.1.8.3 Press the switch again, and then closes.
and then run continuously for another 6 hours
12 0 F
15 0 F
15 0 F . After 3 hours the temp. setting rise by
14
Functions and Control
12 0 F one hour later after start up.
one hour after start up. After another
12
Domestic Air Conditioner
and then run
0 F