INSTALLATION
Float and Needle Assembly
1.
Install rubber cushion and plate, making sure to
align cutout in plate with pump inlet.
REMOVAL
2.
3.
Install screen on fuel pump.
1. Disconnect fuel pump electrical connector. (Elec-
tric fuel pump removed for visual clarity.)
Install adaptors, collar, plate and new O-ring on
fuel pump. Be sure that fuel pump relief valve fits
through hole in plate.
1
4.
5.
Slide fuel pump into cover.
Apply Loctite Type 8831 to threads of cover
screws. Install cover and electrical line retainer
clip and tighten cover screws securely.
a
6.
Connect fuel pump electrical connectors. Snap
connector covers in place. Secure electrical line
in retainer clip.
4
3
5
7.
8.
Install L-joint onto cover. Tighten screw securely.
Connect all fuel lines to cover of vapor separator
tank. Torque fuel line fittings to 23 lb. ft. (31 N·m).
2
9.
Connect fuel pump electrical connector.
10.
With engine OFF, cycle ignition switch to ON, wait
2
seconds after each key off to prime the fuel sys-
tem and check for leaks.
seconds and then OFF, four times waiting 10
a
NOTE: If VST is dry, remove the vent screw and fill
with fuel.
6
f
7
8
9
11
12
10
72803
a - A VST equipped with elbow fitting on top of VST
will have this configuration diaphragm and
spring.
1
2
3
4
5
6
7
8
9
- Electrical Connector
- Cover
- Lockwashers (6)
- Screws (6)
- Clip
- Valve Seat
- Float Valve
- Float Valve Pin
- Clip
10-
11-
12-
Float
Float Arm Pin
Screw
Index
90-823224--2 796
ELECTRONIC FUEL INJECTION (MULTI-PORT AND THROTTLE BODY) - 5C-143
| Categories | Mercury MerCruiser Manuals |
|---|---|
| Tags | Mercury MerCruiser 454 CID, Mercury MerCruiser 502 CID |
| Model Year | 1993, 1994, 1995, 1996, 1997 |
| Download File |
|
| Document File Type | |
| Copyright | Attribution Non-commercial |
(4 votes, average: 4.5 out of 5)
Marine readers have rated 1993 1997 Mercury-MerCruiser GM V8 454 CID 7.4L and 502 CID 8.2L Marine Engines Service Manual Number 16 4.5 out of 5.0 based on 4 product reviews. Hugely helpful service manual! Perfect. Thank you!
Manuals are all Important for Technician
This book is invaluable if you do your own repairs. Great book.
Could not find a copy until a search brought me here.
Excellent print.
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