Ecoer EAHAEC-36 - 8.5 Error Diagnosis and Troubleshooting Without Error Code; 8.5.1 Remote maintenance

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SDi Decades Extreme Service Manual www.ecoer.com
May. 2023Manufacturer reserves the right to change specifications or designs without notice.
WARNING
Be sure to turn off unit before any maintenance to prevent damage or injury.
No.
Problem
Page
1
Unit will not start
89-90
2
The power switch is on but fans will not start
89-90
3
The temperature on the display board cannot be set
89-90
4
Unit is on but the wind is not cold(hot)
89-90
5
Unit runs, but shortly stops
89-90
6
The unit starts up and stops frequently
89-90
7
Unit runs continuously but insufficient cooling(heating)
89-90
8
Cool can not change to heat
89-90
9
Unit is noisy
89-90
8.5 Error Diagnosis and Troubleshooting Without Error Code
8.5.1 Remote maintenance
SUGGESTION: When troubles occur, please check the following points with customers before field maintenance.