Cooling System Specifications; Temperature Sensor Location And Function - Mercury 200 OptiMax Jet Drive Service Manual

Cooling

Cooling System Specifications

Water pressure
At 900–1000 RPM
Temperature sensor
Between black and each tan/black wire
Between each lead and ground
Special Tools
DMT 2004 Digital Multimeter
H z TEMP
m A
A
V H z
mV
IG
OFF IP
TEMP
A m A
C O M V H z
Computer Diagnostic System (CDS)

Temperature Sensor Location and Function

Port
a - Port cylinder head temperature sensor ‑ Activates at 105 °C (221 °F) ‑ Horn activation and speed reduction
b - Air compressor temperature sensor ‑ Activates at 105 °C (221 °F) ‑ Horn activation and analog temperature gauge
c - Starboard cylinder head temperature sensor ‑ Activates at 105 °C (221 °F) ‑ Horn activation and speed reduction
Page 4B-2
Cooling System Specifications
Measures RPM on spark ignition (SI) engines, ohms, amperes, AC and DC
voltages; records maximums and minimums simultaneously, and accurately reads
in high RFI environments.
4516
Monitors all electrical systems for proper function, diagnostics, and calibration
purposes. For additional information, pricing, or to order the Computer Diagnostic
System contact:
SPX Corporation
28635 Mound Rd.
Warren, MI 48092
or call:
USA ‑ 1‑800‑345‑2233
Canada ‑ 800‑345‑2233
4520
Europe ‑ 49 6182 959 149
Australia ‑ (03) 9544‑6222
a
b
1.4–41 kPa (0.2–0.6 psi)
Refer to Temperature Sensors
Refer to Temperature Sensors
91‑892647A01
Order through SPX
Starboard
c
45586
90-8M0050731 MAY 2011