Flow Adjustment; Adjustment Of Start Gas Low; Adjustment Of Governor - Bentone BG550 Series Installation And Maintenance Instruction

8.11

Flow adjustment

Disconnect contact X50 to disengage main multiblock.
Loosen the ixing screw a. Turn the hydraulic device b:
Adjust gas low for desired start gas values.
to the right = the gas low is reduced
to the left = the gas low is increased
Do not forget to tighten the ixing screw. Do not forget to
connect X50.
The low adjustment can also be made by means of the
governor. Adjust the outlet pressure to a value giving
the desired gas low on the fully open valve. At small
capacities (gas lows) it is also necessary to adjust as
above
8.12 Adjustment of start gas
flow
Remove the protective cover c.
Turn the adjustment knob d (use the protective cover as
a tool) to the desired start gas low.
Turn to the right = the start gas damper opens slowly
Turn to the left = the start gas
damper opens faster

8.13 Adjustment of governor

Adjust outlet pressure from governor by means of a
screw. Min. and max. outlet pressures corresponds to
appr. 60 turns of the spring. It is not possible to change
pressure springs in order to change the outlet pressure.
Turn to the right = the outlet pressure is increased
Turn to the left = the outlet pressure is reduced
b
a
Flow Adjustment
c
d

Adjustment of start gas low

General
Adjustment of governor
Bentone BG550/650
37