elco Firebird FB 4 R LN, Инструкция по эксплуатации

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INSTALLATION
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EN
• Two-pipe system (standard)
The pump is supplied for operation with two pipes.
To apply the fuel delivery pipe, proceed as follows:
– remove the plastic cap (9) and screw in the delivery pipe (10) supplied with the burner.
To apply the fuel return pipe, proceed as follows:
– remove the cap (11) from the connection and screw in the additional return pipe (12), supplied
with the burner.
9
12
11
10
Fig. 19
IMPORTANT INFORMATION
There is an intake filter and an oil pressure regulator integrated in the pump. Pressure gauges for
negative pressure (vacuum) measurement must be connected before the equipment is commissioned.
CAUTION
Before starting the burner, check that the return pipe is open. An eventual obstruction could
damage the pump sealing device.
CAUTION