Enertech Bentone STG 146, Installation And Maintenance Instruction, Page: 18 / 32

ADJUSTMENT OF MULTI-BLOC, BM771.... / GB-LD055 D01...
172 505 22 04-01
- Connect a pressure gauge to the
test nipples
(1) Supply pressure
(4) Governor pressure
- See to it that gas free from air is
available at the ball valve
- Start the burner
ADJUSTMENT OF GAS FLOW
- Adjustment of the gas flow can be
made on the adjustment screw (6)
by means of an Allen key size 2 mm
- Increased gas flow,
turn clo
- Decreased gas flow,
turn anti-clockwise -
NOTE! When changing the gas flow,
a new adjustment of the air must be
made. Use a flue gas instrument for
this adjustment.
ADJUSTMENT OF GOVERNOR
A higher outlet pressure from the
governor can be necessary if for
instance the flow adjustment is max.
open and the setting from factory 10
mm is not enough.
- Adjustment of the governor pressu-
re can be made on the adjustment
screw (11) by means of an Allen key
size 2 mm
- Adjustment clockwise gives a higher
pressure
- Adjustment anti-clockwise gives a
lower pressure
CHECK OF FILTER
- Screw off the six fixing screws (10)
- Remove the protecting cover and
the gasket (be careful so that the
gasket does not get damaged)
- Remove the filter, clean or exchange
it
- After the cleaning, fit the gasket and
the protecting cover with the six
screws
CHANGE OF COIL
- Loosen the screw (12)
- Remove the coils (2)
- Mount a new coil
- Attach the coil by means of the screw
(12)
CHANGE OF GAS PRESSURE
SWITCH (GW....A5)
- Loosen the two screws (12)
- Remove the gas pressure switch
carefully
- Mount the new gas pressure switch
- Attach the gas pressure switch by
means of the two screws (12)
IMPORTANT
When changing gas pressure swit-
ches, inspecting filters and so on, see
to it that O-rings and gaskets are in the
correct position and that a leakage test
is made after each operation.