Rotex GasSolarUnit Series User Manual

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Fig. 5.1.5: Gas burner of the GSU/GCU (sectional view)
Fig. 5.1.6: Gas burner connections
Tab. 5.1.1: Burner and burner connection
components
1 Burner surface
2 Fan 230 V/ 50 Hz
3 Safety gas governor
4 Gas:air mixture controller
5 Gas solenoid valve (1x class B
and 1x class C)
6 Gas burner control unit CVBC
7 Gas connection G
1
/
2“ female
8 Venturi nozzle with air connection DN 50
9 Test port “In” - inlet gas pressure
10 Test port “Out” - outlet gas pressure
11 Adjusting screw for the gas:air mixture
12 Adjusting screw for the gas pressure
governor (underneath the cap)
13 Burner flange
14/1 Ionisation electrode
14/2 Ionisation cable
15/1 Ignition electrodes
15/2 Ignition cable
16 Flame tube insert
17 Burner flange gasket (O-ring)
18 Flame tube gasket (graphite flat packing)
19 Fan flange gasket (silicone flat packing)
20 Locking plates never undo these.
21 Air inlet hose
22 Lid with strain relief
for burner cable (pos. 27, 30 and 36 in
Fig. 4.8.1) and safety screw for
gas burner control unit
23 Power supply plug (3-pole AMP 230 V)
for fan (pos. 27 in Fig. 4.8.1)
24 Plug (5-PIN Molex) for fan
speed control (pos. 36 in Fig. 4.8.1)
25 Gas supply hose
26 Power supply plug CVBC
(10-PIN Molex – pos. 27 in Fig. 4.8.1)
27 Sensor plug CVBC (16-PIN Molex –
pos. 36 in Fig. 4.8.1)
28 Plug for communication cable CVBC
(pos. 30 in Fig. 4.8.1)
29 Earth cable connection for the boiler
below the burner flange fixing nut
30 Air supply hose

Rotex GasSolarUnit Series Specifications

General

Brand	Rotex
Model	GasSolarUnit Series
Category	Boiler
Language	English