Diamond DA40 NG - Page 79

77
Com
p
iled b
y
Peter Schmidleitner
DA40 NG
153
Fuel system
 2 parallel electrical low pressure fuel pumps
 each ECU has an associated fuel pump
(ECU A: pump A, ECU B: pump B)
 normal Ops: only one pump working
 when ECU switches over: fuel pumps switch
over as well
 When pump fails (low fuel pressure):
 automatic switch over to other pump by
switching to the other ECU
 For TKOF, LDG and with fuel pressure failure:
 both pumps switched ON manually with
FUEL PUMP switch
153
Com
p
iled b
y
Peter Schmidleitner
DA40 NG
154
Fuel pumps