Connection parts for marathon
®
gas burners with pneumatic linkage
dreizler A 3001 E - 18.12.2015 | A 2053 - 1.15 | EN - 18.05.2015
97
30.2 Connection parts betw. burner head and gas ramp with gas controls MBC...VEF
NOTICE:
Verify correct control line connections during installation (see pos. 10+11)!
The correct position of the air impulse tap P (9) at the swirl plate is in flow direction, see Fig. 30-3 "Connec-
tion parts MBC ... VEF"
- the burner sizes M 121 up to M 3001 on 10:00 - 11:00 o’clock position
- the burner sizes M 5001.1, M 5001 and M 5001.4 on 3:00 o’clock position
Other positions may cause a nonlinear control behaviour of the pneumatic gas/air linkage (nonlinear
adjustment of the oxygen content in the exhaust gas)!
CAUTION!
For larger gas controls the pulse hoses must not be bent.
Fig. 30-4 Example for position P
air
for M 121 up to M 3001
Fig. 30-3 Connection parts MBC ... VEF
1 burner head
2 flame tube
3 burner housing
4 Schott push-on connector
5 Schott push-on connector
6 hose
7 hose
8 pipe
9 pipe
10 hose
P
f
combustion chamber pressure
black
11 hose
P
L
air blue
12 T-air nozzle 0,3 mm in the hose
13 Gas control unit MBC
14 gas ramp
15 quick coupling piece
16 swivel plate
