
3A-2
90-13645--2
495
FUEL SYSTEM AND CARBURETION
Troubleshooting Fuel Pump
(continued)
PROBLEM: LACK OF FUEL PUMP PRESSURE
Possible Cause
Corrective Action
Hole in pulse hose
(1 pulse hose).
Replace pulse hose.
Loose pulse hose.
Tighten connection.
Boost diaphragm gasket
distorted or out of place.
Check seal between
mating surfaces where
“rib” divides pulse
chamber – gasket must
align with rib; check for
distorted gasket. Align
or replace gasket if
necessary.
Fuel Pump Components (Design 1)
NOTE: In fuel pump reassembly, remember that re-
spective diaphragms go against the mating surfaces
of the fuel pump body, and respective gaskets are be-
tween the diaphragms and end caps. Gaskets should
always be replaced on fuel pump assembly.
a
b
c
d
e
g
h
i
j
k
l
m
n
o
p
q
s
t
r
f
a - Fuel Pump Base
b - Fuel Pump Body
c - Chamber Plate
d - Gasket, Base
e - Fuel Filter – Inline
f - Gasket, Pulse Chamber
g - Diaphragm, Fuel Pump
h - Retainer, Check Valve
i - Check Valve
j - Check Valve Rubber Disc
k - Main Compression Spring End Cap
l - Main Compression Spring
m- Boost Diaphragm
n - Boost Chamber Gasket
o - Boost Compression Spring End Cap
p - Boost Compression Spring
q - Retainer, Check Valve
r - Check Valve
s - Check Valve Rubber Disc
t - Check Valve Assembly
Содержание 100
Страница 4: ...GENERAL INFORMATION AND SPECIFICATIONS 1 ...
Страница 18: ...IGNITION SYSTEM ELECTRICAL AND IGNITION A 2 ...
Страница 30: ...11669 BATTERY CHARGING SYSTEM AND STARTING SYSTEM ELECTRICAL AND IGNITION B 2 ...
Страница 58: ...22480 TIMING SYNCHRONIZING ADJUSTING ELECTRICAL AND IGNITION C 2 ...
Страница 71: ...WIRING DIAGRAMS ELECTRICAL AND IGNITION D 2 ...
Страница 86: ...FUEL SYSTEM AND CARBURETION A 3 ...
Страница 118: ...OIL INJECTION SYSTEM B 3 ...
Страница 127: ...20032 3 CYLINDER ENGINES POWERHEAD A 4 ...
Страница 168: ...791 H GEAR HOUSING LOWER UNIT A 5 ...
Страница 170: ...5A 1 90 13645 2 1095 LOWER UNIT Notes ...
Страница 205: ...MID SECTION LOWER UNIT B 5 ...
Страница 207: ...5B 1 90 13645 2 495 LOWER UNIT Notes ...
Страница 218: ...SHOCK ABSORBER LOWER UNIT C 5 ...
Страница 223: ...17250 DESIGN I SIDE FILL RESERVOIR POWER TRIM A 6 ...
Страница 233: ...6A 9 POWER TRIM 90 13645 2 495 Commander Side Mount Remote Control Wiring Diagram ...
Страница 268: ...DESIGN II AFT FILL RESERVOIR POWER TRIM B 6 51344 ...
Страница 305: ...SINGLE RAM POWER TRIM C 6 51485 ...
Страница 309: ...6C 3 90 13645 2 495 POWER TRIM Notes ...
Страница 340: ...50099 ENGINE ATTACHMENTS ENGINE INSTALLATION 7 A ...
Страница 369: ...TILLER HANDLE AND CO PILOT OUTBOARD MOTOR INSTALLATION ATTACHMENTS 7 B ...
Страница 371: ...7B 1 90 13645 2 495 OUTBOARD MOTOR INSTALLATION ATTACHMENTS Notes ...