Troubleshooting; Introduction - A.O. Smith SGE Installation And Operation Manual

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13.1 Introduction

Instruction manual SGE

Troubleshooting

A distinction is made between:
• General errors
General errors are not reported on the display. General errors are:
- Gas smell
- Display does not light up
- Insufficient or no hot water.
- Water leakage
- Explosive ignition.
The manual includes a table with general errors
table for general errors").
• Displayed errors
Errors are reported on the display as follows:
- Line one: an error code and a brief description. The code consists of a
letter and two digits.
- Lines two, three and four: a long description, alternating with a
recommended action. See the figures. The first shows a possible
error, the second shows the appropriate checking action.
S02: SENSOR ERROR
TOP TANK
SENSOR 1
NOT CONNECTED
S02: SENSOR ERROR
CHECK TOP TANK
SENSOR
There are various types of errors, all falling into one of two groups:
- LOCK OUT ERRORS
When the cause has been removed, these errors require a reset with
the button, before the appliance can resume operation.
- BLOCKING ERRORS
These errors disappear automatically once the cause of the error has
been removed, after which the appliance resumes operation by itself.
The manual includes a table of error messages that can appear on the
display (13.2 "Troubleshooting table for general
• Warnings on the display
The warnings (13.4 "Displayed warnings")
heating system.
(13.2 "Troubleshooting
errors").
can also apply to the solar
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