En-26
[Troubleshooting at the remote control LCD]
This is possible only on the wired remote control.
[Self-diagnosis]
If an error occurs, the following display will be shown.
(“Er” will appear in the set room temperature display.)
Error code
EX. Self-diagnosis
14. CUSTOMER GUIDANCE
Explain the following to the customer in accordance with the
operating manual:
(1) Starting and stopping method, operation switching,
temperature adjustment, timer, air flow switching, and other
remote control unit operations.
(2) Air filter removal and cleaning, and how to use the air louvers.
(3) Give the operating manual to the customer.
(4) If the wireless remote control signal code is changed from A
to B, C, or D, it will change back to A when the batteries in the
remote are replaced. Explain to the customer how to program
the wireless remote for the correct signal code.