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EPH CONTROLS eTRV-HW Smart Hot Water Thermostat Instruction Manual
Error Codes
The eTRV-HW will display error codes if there is a problem.
1) E4
Motor Issue – Check Batteries
If E4 still shows after premium batteries are used, the
eTRV-HW needs to be replaced.
2) Battery Low Indication
When the batteries are low on the eTRV-HW, the screen
will show a low battery icon , this will also show on
the zone in the EMBER App. When this appears on the
screen it is recommended to replace the batteries
immediately. (see page 6 and 14)
EPH Controls Ltd.
15
| General | Details |
|---|---|
| Name | EPH CONTROLS eTRV-HW Smart Hot Water Thermostat Instruction Manual |
| Make | EPH CONTROLS |
| Language | English |
| Filetype | PDF (Download) |
| File size | 0.6 MB |

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