Lamborghini Caloreclima EM 40/M Notice D'installation Et D'entretien page 41

- By performing these operations, we can find Ts1 by timing no. 1 startup (safety lock-outs) by the no. of startups.
Example: Actual safety time = 1"95
Ts1
- If, at the end of this checkup, the value is above 100, regulate the opening speed of the main valve.
MULTIBLOC MODULATING VALVE ADJUSTMENT
MB-VEF OPERATING DIAGRAM
Gas-air adjustment unit
V1 Main valve 1
V2 Main valve 2
V3 Control valve 3
V4 Control valve 4
M Working membrane
D Throttle point
V Ratio adjustment
N Zero-point correction
a,b,c Pressure chambers in direction of flow
= 1"95 x 10 = 19"5
Ratio adjustement
"0" point correction
p
p
p
p
1, 3, 4 Screw-cap G 1/8
2, 6
5
7, 8, 9 Impulse lines p
- 41
-
TAKE-OFFS, GAS FLOW DIAGRAM
Pressure at burner
Br
Comb. chamber pressure
f
Ambient pressure
eme
Air pressure
L
Pressure gauge coupling (optional)
Embedded hexagon screw M4
, p , p
L F Br