Stroco 15.00 M, Service Instructions Manual

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PAGE 16
Inspection of pump suction

Is there fuel in the tank?

Check vacuum, max. -0.4 bar, connect to port ”V” and check with vacuum gauge
STROCO part no. 13.909.
 Are the fuel filter, intake line, or any taps clogged or closed?

Is the fuel very cold and viscous?
Inspection of pump pressure
 Check fuel pressure; connect gauge to port ”P”.
 Adjust the pressure at port ”P1”; check with pressure gauge STROCO part no. 13.902.
 Unsteady gauge readings are a sign of air in the intake line.
 For fuel pressure, please consult the technical specifications.
Fuel filter
The filter is located on the fuel intake line between the fuel pump and the fuel tank.
Install the filter so that the arrows correspond to the flow direction.
On replacement, inspect the filter and joints for any leaks.
Circulation pump
The circulation pump transports water in the heating system.
The pump is running continuously while the main switch/start clock is connected and the oil burner
system is running.
The pump is connected to connector A.
Pressure regulation
Intake line G 1/4
Return line G 1/4
Nozzel attachment left G 1/8 (alternatively right)
Pressure gaugeattachment front G 1/8 (alternatively
left)
Vacuum gauge attachment G 1/8
Cartridge filter