IMPORTANT: The rotor should fit very tight. It
may be necessary to heat rotor with torch lamp
to properly install. It is important not to let any
Loctite run down distributor shaft. Loctite could
get into top distributor housing bushing.
4. Use a magnifying glass and light to inspect the
two metal “jumper leads” for cracks. If a crack is
found in either metal “jumper lead,” install a new
sensor.
12.
13.
Reinstall distributor cap on distributor.
Install spark plug wires (if removed). Refer to
“Spark Plug Wires” in this section.
Sensor
1.
2.
3.
Remove rotor and sensor wheel.
Disconnect sensor wires.
a
Remove two screws that hold sensor into distrib-
utor housing. Remove sensor from housing.
72733
a - Jumper Leads
!
CAUTION
Do not use any type of silicone sealer on the in-
side of the distributor. Most silicone sealers give
off an acidic vapor during the curing stage of the
sealer. This acid can cause corrosion on the igni-
tion components.
5.
Install sensor into housing and install two retain-
ing screws.
b
a
6.
7.
Install sensor wheel, rotor, and distributor cap.
Connect WHT/RED and WHT/GRN sensor wires
(ring terminals on engine harness wires, or bullet
connectors from ignition module wires). Tighten
hex nuts securely, if so equipped.
72732
a - Mounting Screws
b - Senor Assembly
Index
90-823224--2 796
IGNITION SYSTEM - 4B-7
| 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.
Thank you