
52
Mechanical Compound Controller
1
Fuel-air compound controller
mounting bracket
2
Secondary air damper control lin-
kage
3
Primary air control arm
4
Primary air control linkage
5
Primary air angular control arm
6
Spring-loaded sliding block for
gas control
7
Hexagon socket head screw with
pressed-in sliding ball (locked by
means of hexagon socket head
screws on end face of cam wheel)
8
Spring-loaded sliding block for
secondary combustion air
9
Cam disk on drive shaft
10
Drive shaft
11
Spring-loaded sliding block for pri-
mary air
12
Spring-loaded sliding block for oil
flow rate control
13
Transmission rod for gas flow rate
control damper
14
Actuator with disconnecting unit
for manual operation
15
Hand wheel for manual adjust-
ment of mechanical compound
controller
16
Return flow connection (only
heavy oil)
17
Feed line hose connector
18
Solenoid stop valve
20
Pressure gauge stop valve
21
Oil pump pressure gauge
22
Oil feed connection from burner
pump
23
Oil pressure switch in feed line for
lack-of-oil monitoring
24
Oil return flow connection
25
Oil pressure switch in return line
for oil overpressure monitoring
26
Limit switch for oil and gas opera-
tion
27
Oil flow rate control linkage
28
Bypass change-over valve (flus-
hing valve)
29
Pump pressure adjuster for built-
in primary pressure controller
30
Bypass solenoid valve (flushing
valve)
31
Return pressure gauge (only
heavy oil)
NOTE:
For heavy oil operation, the oil
control block and oil flow rate controller
are equipped with electric heaters.