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Remeha Gas 350
8
6 CONTROL AND SAFETY EQUIPMENT
6.1 General
The Remeha Gas 350 is supplied with electronic control
and safety equipment with ionisation flame detection.
6.2 Instrument panel
The Remeha Gas 350 is supplied with an instrument
panel that is fitted in the front of the boiler. The standard
instrument panel can be extended with the fitting of
9
1 2
3 6
4
5 7
8
the following options: hour run meters, water pressure
switch, down draught thermostat, simple or complex volt
free modules and/or
rematic
® control. All connections
are pre-wired and fitted with plugs. The capillaries from
the control panel should be fitted in the pocket of the
boiler, which is fitted in the flow connection of the boiler.
fig. 04 Instrument panel
The instrument panel contains:
1. Operating switch (On/Off);
2. Control thermostat On/Off, range 35°C-95°C;
3. Control thermostat High/Low, range 35°C-95°C;
4. Hour run meter total running hours (option);
5. Hour run meter full load hours (option);
6. Analogue thermometer for flow temperature;
7. High
– limit thermostat pre set to 110°C;
8. Lock out warning lamp;
9. Option
for
rematic
® weather compensator.
6.3 Standard electronic gas train High/Low
6.3.1 Schematic
fig. 05 Schematic layout gas train
Legend
A Gas cock
PB Pilot burner
DR Gas pressure governor
F Gas filter
HB Main burners
PGV Pilot gas valve
MP Measuring point
SSV Safety shut off valve
FD Ionisation probe
MB Gas multiblock
IT Ignition transformer
- - - Not supplied as standard