Installation; Senders; Oil Pressure - Mercury MerCruiser D2.8L D-Tronic Service Manual

SERVICE MANUAL NUMBER 22

Installation

1. Position gauge assembly in appropriate mounting hole.
2. Install holding strap and nuts. Tighten nuts evenly and securely.
IMPORTANT: Do not distort case or bracket by over tightening.
3. Connect ground wire to ground terminal, if gauge is not mounted in metal panel.
4. Connect other wires to gauge as shown in SECTION 4E - Wiring Diagrams.
5. Install gauge light socket.
6. Coat all terminals with liquid neoprene.
7. Reconnect battery cables to battery.

Senders

NOTE: Refer to SECTION 5 for information on the Engine Coolant Temperature
(ECT)switch.

Oil Pressure

REMOVAL
1. Remove harness wire from sender.
2. Using a suitable wrench to hold the adaptor fitting to prevent loosening of main bearing
locating screw, unscrew the sender.
90-860074--1 FEBRUARY 2002
a - Harness Wire
b - Oil Pressure Sender
c - Adaptor Fitting
d - Main Bearing Locating Screw
a
b
c
d
INSTRUMENTATION
74281
Page 4D-11