Raytheon Beech Baron E55 - Page 386

~eechcraft
BARON
55
ANb
58
SHOP
MANUAL
INE
DRIVEN
FUEL
PUMP
ELIEF VALVE ADJUSTMENT
SCREW
(USED
TO
SET IDLE
PUMP
PRESSURE)
UP
FWD
aD
VARIABLE
ORIFICE
ADJUSTING SCREW
(USED
TO
SET
FULL
THROTTLE
PUMP
PRESSURE)
VIEW
OF
LEFT
SIDE
OF
ENGINE
DRIVEN FUEL PUMP
TYPICAL
FOR THE
IO-520BB ENGINES
(FITTINGS,
COOLING
SHROUD,
ETC. OMITTED FOR
CLARITY)
36-283-2
IO-470L
WITH
ADJUSTABLE
ORIFICE
PUMP,
IO´•520C
AND
IO-520CB ENGINES
RELIEF
VALVE
ADJUSTME1~I
(VSED
TO
SET
pUMP IDLE
s"CSSU9E
ANEROID ADJUSTMENT
SCREW
(00
NOT
TURN)
,P
I(j i I
-~tO
JAM NUT
ENGINE
DRIVEN
FUEL PUMP
BYPASS
ADJUSTMENT
SCREW
(USED
TO SET FULL THROTTLE
PUMP
FLOW)
(5/32
ALLEN
SCREW)
VIEW
OF
LEFT SIDE OF
ENGINE DRIVEN
FUEL
PUMP.
(FITTINGS.
COOLING
SHROUD,
ETC
OMITTED
FOR CLARITY
I
IO-550-C
ENGINE
Figure
6-7,
Fuel
Pump
Adjustment
515
6-13