Ecoer EAHAEC-60 - Page 90

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SDi Decades Extreme Service Manual www.ecoer.com
May. 2023Manufacturer reserves the right to change specifications or designs without notice.
1.Remote Maintenance
Others
Possible causes of trouble
Heavy load condition
Loosen hold down bolts and / or screws
Bad airproof
The air inlet or outlet of either unit is blocked
Interference from cell phone towers and remote boosters
Shipping plates remain attached
Unit will not start
The power switch is on but fans will not
start
☆
The temperature on the display board
cannot be set
Unit is on but the wind is not cold(hot)
Unit runs, but shortly stops
The unit starts up and stops frequently
☆
Unit runs continuously but insufficient
cooling(heating)
☆
☆
☆
Cool can not change to heat
Unit is noisy
☆
☆
Test method / remedy
Check heat load
Tighten bolts or screws
Close all the windows and doors
Remove the obstacles
Reconnect the power or press ON/OFF button on remote control to restart operation
Remove them