Bentone B40 MF - 7 Pump Instruction Pump E4 Nc-1069 7 P; Technical Data; Components; Oil Connection

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Bentone B40 MF/B45-2 MF
For installers
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7. PUMP INSTRUCTION
PUMP E4NC-1069 7P
7.1 Technical data
* Viscosity range: 3.0 to 75.0 mm
2
/s
Pressure range: 14-30 bar
Oil temperature: 0 to+130°C
Nozzle capacity at viscosity 20 mm²/ s 170-185 l/h
Gear capacity: 190 l / h
Max. pressure on the suction and return side: 3.5 bar
* Oils of higher viscosity may be used if it is pumped to the burner oil
pump or if the oil viscosity is lowered to below 75 mm
2
/s by it being
kept hot.
7.2 Components
1. Manometer connection G 1/8”
2. Connection for nozzle G 1/4”
3. Suction line G 1/2”
4. Return line G 1/2”
5. Pressure regulation with screwdriver
6. Holes Immersion heaters
7. Filter
8. Head gasket
9. Cover
7.3 Oil connection
The pump should be connected using a two-pipe system when it is operated
using oils with higher viscosity. A one-pipe system is not recommended.
7.4 Changing the fi lter
Change the oil pump oil fi lter in accordance with the following.
- Close the oil valves
- Unscrew the cover on the pump.
- Replace the oil fi lter.
- Replace head gasket.
- Mount the cover on the pump.
- Open the oil valves.