Riello ER Series Installation, Use And Maintenance Instructions page 43

CHAPTER
5.4 Oil burner hydraulic layout (mechanical atomisation)
Key (Fig. 22 - 23)
1 - Oil supply from the gearbox
2 - Oil return to the gearbox
AD2 - Primary air damper
AD3 - Secondary air damper
CL - Oil collector
A ttacco ritorno
Return line attachment
alla centralina
to the pumping system
Fuel line attachment
A ttacco alimentazione
from the pumping system
dalla centralina
5
Preparation for starting up and adjusting the burner
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MM - Oil delivery pressure gauge
MR - Oil return pressure gauge
N - Nozzle
NL - Oil lance
PO - Maximum oil pressure switch
RP - Oil return pressure regulator
M M
VS
D3773
PO
SM1 - Fuel servomotor
SM2 - Primary air servomotor
SM3 - Secondary air servomotor
VS - Oil valve (safety)
VU - Nozzle valve
M R
RP
Fig. 19
Fig. 24
17