10
11/2010 - 300003201-001- F
M 300 S
Fuel pump
It is a self aspirating geared pump which turns to the right(seen from above) :
- Includes input filter and fuel pressure regulator.
- It is adjusted using a dual tube system but this may be changed to a single tube system.
Carefuly empty the fuel pump during start up.
The single tube system is illegal in some countries. Please check existing legislation.
M 301 S
M 302-1 S / M 302-2 S / M 302-3 S / M 302-4 S
M 302-5 S / M 302-6 S
1
Nozzle output
2
Manometer measurement socket (Pressure)
3
Vacuum gauge measurement socket (Depression)
4
Setting the pressure pump (Stage1)
5
Setting the pressure pump (Stage2) *
6
Fuel aspiration
7
Fuel return
8
Solenoid valve speed 1
9
Solenoid valve speed 2 *
* For M 302 S only
1
Nozzle output
2
Manometer measurement socket (Pressure)
3
Vacuum gauge measurement socket (Depression)
4
Setting the pressure pump (Stage1)
5
Setting the pressure pump (Stage2)
6
Fuel aspiration
7
Fuel Internal diversion plug
8
Solenoid valve speed 2
9
Solenoid valve speed 1
Burner
Pump type
M 301-2 S
DANFOSS BFP 21 R3
M 301-3 S / M 301-4 S
DANFOSS BFP 21 R5
M 302-1 S
DANFOSS BFP 52 R3
M 302-2 S / M 302-3 S / M 302-4 S
DANFOSS BFP 52 R5
M 302-5 S / M 302-6 S
SUNTEC AT 265
Pump type
BFP 21 R3
BFP 21 R5
BFP 52 R3
BFP 52 R5
AT 265
Ambient temperature (under the cover)
60°C
60°C
60°C
60°C
max 70 °C
Manufacturer's pressure margin
7 - 20 bar
7 - 20 bar
7 - 25 bar
7 - 25 bar
8 - 25 bar
Max depression
0.45 bar
0.45 bar
0.45 bar
0.45 bar
0.45 bar
Max input pressure
2 bar
2 bar
2 bar
2 bar
2 bar
Max pump air flow at 10 bar
24 l/h
42 l/h
24 l/h
42 l/h
-
Max pump air flow at 25 bar
-
-
-
-
65 l/h
