4.3 PUMP PRESSURE AND AIR OUTPUT
st
1
STAGE ADJUSTMENT
ADJUSTMENT OF AIR SHUTTER:
Unloosen the nut (1), turn the screw (2) until the indicator (3) reaches the position desired. Then lock the nut
(1), (see fig. 14).
PRESSURE REGULATION:
This is set at 9 bar at the factory.
Should it be necessary to re-set or alter such pressure, this can be done, by adjusting screw (7).
The pressure gauge must be mounted in place of cap (8), (see fig. 15).
nd
2
STAGE ADJUSTMENT
ADJUSTMENT OF AIR SHUTTER:
Unloosen the nut (4), turn the screw (5) until the indicator (6) reaches the position desired.
Then lock the nut (4), (see fig. 14).
PRESSURE REGULATION:
This is set at 14 bar at the factory.
Should it be necessary to re-set or alter such pressure, this can be done, by adjusting screw (9).
The pressure gauge must be mounted in place of cap (8), (see fig. 15).
When burner shuts down the air damper automatically closes till a
max. chimney depressure of 0.5 mbar.
2305
Fig. 14
Fig. 15
S7078
8
GB