Analog Gauges - Mercury 350 Scorpion ECT MerCruiser Operation & Maintenance Manual

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SmartCraft digital gauges also feature troll control. This allows a vessel to maintain a constant speed with an engine speed
between 500 and 1200 RPM.
a
The SmartCraft instrument package also aids in Engine Guardian diagnostics. The SmartCraft instrument package displays
critical engine alarm data and potential problems.
Refer to the manual with your gauge package for the warning functions monitored by and basic operation of the SmartCraft
instrument package.

Analog Gauges

The following is a brief explanation of the instrumentation typically found on some boats. The owner/operator should be familiar
with all instruments and their functions. Because of the large variety of instrumentation and manufacturers, you should have
your boat dealer explain the particular gauges and normal readings for your boat.
40
30
Reference
Gauge
a
Speedometer
b
Tachometer
c
Oil pressure gauge
d
Voltmeter
e
Coolant temperature gauge
f
Fuel gauge
g
Hour meter
h
Bilge blower switch
i
Ignition switch
90-8M0099729
NOVEMBER 2014
eng
c
60
4
50
3
5
90
80
100
70
2
70
6
110
60
50
120
40
30
1
7
KPH
20
X 1000
80
10
0
8
MPH
R P M
a
b
0 0 0 0 0
0
4
4
4
CRUISELOG
FUEL
g
f
Section 2 - Getting to Know Your Power Package
b
10
L
H
OIL
c
h
Function
Indicates boat speed.
Indicates engine RPM.
Indicates engine oil pressure.
Indicates battery voltage.
Indicates engine operating temperature.
Indicates quantity of fuel in tank.
Records engine operating time.
Operates the bilge blower.
Allows the operator to start and stop engine.
SmartCraft gauges
a -
Tachometer
b -
Speedometer
c -
LCD system view display
26238
C
H
16
BATT
TEMP
e
d
i
17352
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