Operation; Quicksilver Instruments And Instrumentation - Mercury D4.2L Manual

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CD626

Quicksilver Instruments and Instrumentation

Shown is the basic Quicksilver instrumentation and engine system monitor display for the Diesel Power Pack-
age. The instrumentation shown is required for safe operation of boat and engine. Operator should become fa-
miliar with all instrumentation before operating the engines.
Gauges and engine system monitor panel may be individually mounted, or collectively mounted in the optional
single panel available from Quicksilver.
NOTE: Refer to manufacturer's instructions and explanations about instrumentation, if equipped with other than
Quicksilver instrumentation.
1
Oil Pressure Gauge - indicates engine oil pressure. Refer to "Specifications" for normal operating readings.
2
Tachometer - indicates engine speed (rpm).
3
Coolant Temperature Gauge - indicates engine coolant temperature. Refer to "Specifications" for normal
operating readings.
4
Cruise Log (Engine Hour Meter) - records engine running time.
5
Voltmeter- indicates battery voltage, and if alternator and charging circuit are functioning properly. The green
area on the gauge is the normal operating range.
6
Trim/Tilt Gauge - indicates drive unit trim angle (UP/OUT or DOWN/IN).
7
Audio Warning Buzzer Standard Features - Buzzer sounds if:
(1) Cooling system temperature too high
(2) Oil pressure too low
(3) Drive unit oil too low
8
Key Switch - has three positions. In the OFF position, all electrical circuits are off and engine cannot be
started. In the RUN position, all electrical circuits, indicator lamps, automatic preheating (if equipped) and all
instruments are operational. In the START position the engine can be started.
NOTE: Key can only be removed in the OFF position.
A
D3.6L, D4.2L and D4.2L LD - If engine is running the key switch cannot be used to stop engine. The engine
can only be stopped by using the Engine Stop Switch, while the Key Switch is in the RUN position. No electri-
cal circuit is operational when the key switch is turned to the OFF position.
B
D2.8L D-Tronic and D4.2L D-Tronic - The engine is stopped when the key switch is turned to the OFF posi-
tion.
9
Engine Stop Switch - D3.6L, D4.2L and D4.2L LD - is used to stop the engine. This is done by electrically
shutting off fuel delivery system. Stop Switch is toggled DOWN and held until engine stops completely. Then,
key switch can be turned to the OFF position.

Operation

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