How do I set up a timer?

Press the TIMER button until 'TIMER ON', 'TIMER OFF', or 'TIMER ON-OFF' mode is selected. Then use UP/DOWN buttons to set a specific time within 24 hours.

From the official Haier As09tachra Split Type Room Air Conditioner manual, page 5

Have a follow-up question?

Answers from the official manual.

Common questions