Riello 20171510, Installation, Use And Maintenance Instructions

Page: 27 / 60

25 20171652 GB
Installation
4.13 Calibration of the thermal relay
The thermal relay serves to avoid damage to the motor due to an
excessive absorption increase or if a phase is missing.
For calibration 2), see the table in the wiring diagram.
To reset, in case of an intervention of the thermal relay, press the
“RESET” button 1) of Fig. 27.
The red “TEST” button 3) opens the NC (95-96) contact and
stops the motor.
CAUTION
The automatic reset (Position “A” button 1) can be
dangerous. This operation is not anticipated in the
burner's operation, leave it always on “H”.
There-
fore do not position the “RESET” button 1) on
“A”.
3
1
2
RESE
T
H
A
TEST
95
96
97
98
Fig. 27
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