HYDRAULIC SCHEMATIC DIAGRAM FOR TWO FLAME OR MODULATING BURNERS WITH HEAVY FUEL
OIL (MAX 50°E AT 50°C) WITH AN AUXILIARY HEATER
Note Fuel recovery tanks (diameter ~ 150 mm - height ~ 400
mm) must be installed as close as possible to the burner
at least 0.5 m above the burner pump.
1
MAIN TANK
2
FILTER
3
CIRCULATION PUMP
4
WATER AND SYSTEM OUTLET
5
AIR/GAS OUTLET - NORMALLY CLOSED
6
FUEL RECOVERY TANK AND DEGASSER
7
NON-RETURN VALVE
6
BY PASS (NORMALLY CLOSED)
9
PRESSURE REGULATOR THAT CAN BE SET 0.5- 2 BAR
10
PRESSURE GAUGE (0- 4 BAR)
11
THERMOMETER
12
RESISTANCE
13
AUXILIARY HEATER
14
STEAM OR HOT WATER OIL HEATING COIL
15
STEAM OR HOT WATER FUEL OIL HEATING COIL
16
TANK DIAMETER 100 MM HEIGHT 300 MM
HEATING ELECTRIC CABLE (IF NECESSARY)
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