Supply Cables And External Connections Passage; Motor Rotation - Riello RS 25/M BLU Installation, Use And Maintenance Instructions

5.10.1 Supply cables and external connections
passage
All cables to connect to the burner are connected to the
appropriate sockets on the side of the burner (Fig. 24), (use the
supplied plugs for the connections).
Cable grommets can be used in different manners; for example:
RS 25-35/M BLU single phase
1 7-pole socket for single phase power supply, TL
thermostat/pressure switch
2 6-pole socket for gas valves, gas pressure switch or the
valve leak detection device
3 4-pole socket for TR thermostat/pressure switch (with
removable cover)
4 5-pole socket not used
5 2-pole socket for maximum gas pressure switch accessory
6-6A Set-up for pipe unions (drill if 6A pipe unions are required)
The socket cover 3)(Fig. 24) must only be
removed when the 4-pole socket is in use.
When the 4-pole socket is not in use the cover
DANGER
must be in place.
The manufacturer furthermore declines any and
every responsibility for the failure to observe the
contents of this manual.
5.11

Motor rotation

As soon as the burner starts, place yourself in front of the cooling
fan of the fan motor and check that it turns anticlockwise.
If this is not the case:
 put the switch of the burner to "0" (off) and wait until the
control box carries out the switching off phase.
Disconnect the electrical supply from the burner
by means of the system main switch.
DANGER
Installation
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After carrying out maintenance, cleaning or
checking operations, reassemble the cover and
all the safety and protection devices of the burner.
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25 GB
6
6A
5
4
3
2
1
3
Fig. 24
Fig. 25
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