Desa BG Series Technical Information, Installation And Operating Instructions page 151

In case of wrong switching on or working the generator will be able to make two different stop:
1. "BLOCK", signalled by the luminous red push-button
on the burner.
After a "BLOCK" wait approximately 30 seconds
before resetting starting conditions.
To reset the starting conditions press the luminous burner
push-button and wait for the flame to ignite.
If restarting fails, this operation can be repeated 2-3 times
at most, then check:
•
The instructions contained in the burner manual.
•
The Chapter "Preparation for the first start-up".
•
The electrical connections.
2. "OVERHEAT SAFETY STOP"
After an "OVERHEAT SAFETY STOP" wait approximately
10 minutes before resetting the starting conditions, or
turn on the ventilation function (page 21) to reduce the
waiting time.
– Press the reset button (1) on the LIMIT thermostat.
Or
– If the fan motor cut-out switch RTV has actuated, reset
by pressing the specific button inside the control panel
switchboard (only on types 5÷7
If this action fails, the operations can be repeated 2-3
times at most; then check:
•
The Chapter "PREPARATION FOR THE FIRST
START-UP".
•
The electrical connections.
•
The Chapter "CHECKS".
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