MCS XL 9ERM Manuel D'utilisation Et De Maintenance page 18

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Pump adjustment
To adjust the fuel pressure for the XL 9ERM heater,
use the specific adjustment screw (E Fig. 5). Turning
the screw clockwise increases the pressure, turning it
in the opposite direction decreases it.
Remember that information on adjusting the pump
pressure can be found in the manual. To check if the
pump pressure is correct, connect the manometer to
the pressure plug (D Fig. 5). The pressure must be adjusted by a qualified person. Incorrect adjustment may
result in improper combustion.
Pump for XL 9SRM
A. Filtering element, B. Solenoid valve 1st flame stage, C. Seat for the filtering element, D. Manometer
attachment, E. First stage pressure adjustment screw, F. Second stage pressure adjustment screw, G.
Solenoid valve 2nd flame stage.
Pump adjustment
To adjust the fuel pressure to the XL 9SRM heater, turn the two adjustment screws. When the appliance
operates in the 1st flame stage, turn the adjustment screw (E Fig. 6). When the appliance operates in the 2nd
flame stage, turn the fixing screw (F Fig. 6). Turning the adjustment screw (E Fig. 6) is all that is needed.
Turning the screw clockwise increases the pressure, turning it in the opposite direction decreases it.
Remember that there are two pump pressures for this model. Remember that information on adjusting the
pump pressure can be found in the manual. To check if the pump pressures are correct, connect the the
manometer to the pressure plug (D Fig. 6). The pressure must be adjusted by a qualified person. Incorrect
adjustment may result in improper combustion.
Before passing from one fuel to another, drain
all the fuel from the tank as well as the hydraulic
system. Before starting the machine a second
time, carefully clean the line filter, the pump
filter and the nozzle.
Before passing from one fuel to another, drain
all the fuel from the tank as well as the hydraulic
system. Before starting the machine a second
time, carefully clean the line filter, the pump
filter and the nozzle.
Figure 6 - Double solenoid valve pump.
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800 292-3279
ATTENTION!!!
ATTENTION!!!