Alarm Code | E16 |
Alarm meaning |
Automatic address setting alarm (too many units) |
Alarm conditions |
- The number of indoor units was too many when automatic address setting was performed.
- After initial communications were completed, an unrecognized unit was detected.
|
Probable cause |
- The number of indoor units set at the indoor unit quantity setting SW (S004, S005) on the outdoor unit PCB is less than the number set.
- The inter-unit control wiring is wired incorrectly.
|
Check |
- Refer to the test run servicing materials and check the number of indoor units that is set.
- Check the inter-unit control wiring at the indoor and outdoor units.
|
Correction |
After correcting the indoor unit quantity setting or the inter-unit control wiring, perform automatic address setting again. |
Example |
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Notes |
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