Errors; Introduction; Troubleshooting Table For General Errors - A.O. Smith TWI 35-130 Instruction Manual

9
9.1

Introduction

Instruction manual TWI 35-130 G/TWI 45-190 G

Errors

A distinction is made between:
• General errors
General errors are not visible on the control. General errors are:
- Gas smell
- Insuffi cient or no hot water
- Water leakage
- Explosive ignition.
The manual includes a table with general errors
general errors").
• Errors visible on the control
The control displays errors by means of an indicator LED. This LED is visible
through the inspection window in the cover plate of the control. Different errors
are indicated by different fl ashing patterns of the LED.
The different errors are divided into three groups:
- SOFT LOCKOUT (SL)
The control automatically resets after 60 minutes.
- SOFT LOCKOUT/HARD LOCKOUT (SL3)
The control automatically resets after 60 minutes with a maximum of three
attempts. If the burner still has not been ignited, contact the installation
engineer.
- SELF CLEARING (SC)
These errors disappear automatically if the cause of the error is no longer
present. The device will automatically start up then.
The manual includes a table with Error messages that the control displays
(9.3 "Troubleshooting table for errors visible on the
control can be reset by maximally turning the thermostat counterclockwise and
returning it again to its original position.
(9.2 "Troubleshooting table for
control"). The electronic
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