A.O. Smith SGS - 80 Benutzerhandbuch

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Instruction manual SGS
75
gis
13
Troubleshooting
13.1 Introduction
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
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.
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
Warnings on the display
The warnings
also apply to the solar heating system.
S02: SENSOR ERROR
TOP TANK
SENSOR 1
NOT CONNECTED
S02: SENSOR ERROR
CHECK TOP TANK
SENSOR