![Argo AER218SC Technical & Service Manual Download Page 26](http://html1.mh-extra.com/html/argo/aer218sc/aer218sc_technical-and-service-manual_2967458026.webp)
8-2-3. Only outdoor unit does not run.
A. Check setting temperature.
B. Check power relay in outdoor unit.
OK
• Measure coil resistance of power
relay.
Check indoor PCB Ass'y.
(PR)
OK
NO
Is room temperature too low ?
Try to lower setting temperature by
temperature setting button ( button).
Outdoor unit still does
not run.
Remote control unit is defective.
• Try to run using another remote
control unit.
23