Sensors and Electrical Components
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Illustration 1 | g03373765 |
Typical example (1) 10 Pin and 62 pin connector (2) Fuel temperature sensor (3) Oil pressure switch (4) Primary speed/timing sensor (crankshaft position sensor) (5) Water in fuel switch (6) Fuel metering valve |
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Illustration 2 | g02477200 |
Typical example (7) Fuel manifold (rail) pressure sensor (8) Electronic control module (9) Secondary speed/timing sensor (camshaft position sensor) (10) Alternator (11) Coolant temperature sensor (12) Intake throttle valve |
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Illustration 3 | g02529496 |
Typical example (13) Inlet manifold pressure and temperature sensor. (14) Exhaust temperature sensor connection (15) Exhaust pressure sensor (16) Waste gate regulator (17) Starting motor (18) Oxygen sensor (19) Control valve for the NOx reduction system |
Note: Item (13), lower powered engines have separate inlet manifold pressure sensors and inlet manifold temperature sensors.
Engine View Low Power with Separate Inlet Pressure and Inlet Temperature
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Illustration 4 | g03373789 |
Typical example (13 A) Inlet pressure sensor (13 B) Inlet temperature sensor |
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Illustration 5 | g03373767 |
Typical example (1) 10 Pin and 62 pin connector (2) Fuel temperature sensor (3) Oil pressure switch (4) Primary speed/timing sensor (crankshaft position sensor) (5) Water in fuel switch (6) Fuel metering valve |
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Illustration 6 | g02529820 |
Typical example (7) Fuel manifold (rail) pressure sensor (8) Electronic control module (9) Secondary speed/timing sensor (camshaft position sensor) (10) Alternator (11) Coolant temperature sensor (12) Intake throttle valve |
Note: The location of item (8) the engine electronic control module will depend on the application.
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Illustration 7 | g02529821 |
Typical example (13) Inlet manifold pressure and temperature sensor. (14) Exhaust temperature sensor connection (A) Exhaust temperature sensor (15) Exhaust pressure sensor (16) Waste gate regulator |
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Illustration 8 | g02530397 |
Typical example (17) Starting motor (18) Position for oxygen sensor (19) NOx reduction control valve |
Note: Some engines can have the air intake temperature sensor and the glow plug control unit supplied loose.
Separate Inlet Pressure and Inlet Temperature Views
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Illustration 9 | g03373791 |
Typical example (13 A) Intake manifold pressure sensor (13 B) Intake manifold temperature sensor |
Engine Option or Parts that are Supplied Loose
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Illustration 10 | g02821639 |
Typical example (20) Glow plug control unit (21) Inlet air temperature sensor (22) Breather heater |
Some engines can have a breather heater (22) for the crankcase breather installed.
Caterpillar Information System:
C3.4B Industrial Engine Sensors and Electrical Components - Aftertreatment
C15 Petroleum Engines Electronic Control Module - Remove and Install
G3500J Engines Refill Capacities
3116 and 3126 Marine Engines Coolant - Change
C4.4 Industrial Engine Exhaust Elbow - Remove and Install - Top Mounted and Side Mounted Turbocharger Exhaust Elbow
C27 Generator Set Hoses and Clamps - Inspect/Replace
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C27 Generator Set Generator Operation
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G3304B and G3306B Engines Sensors and Electrical Components
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G3516 Petroleum Engine Control Panel - Inspect/Test
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G3304B and G3306B Engines Starting with Jump Start Cables
C15 Petroleum Engines Electrical Power Supply - Test
G3304B and G3306B Engines Engine Performance - Test
C15 Petroleum Engines Air Shutoff - Remove and Install
G3500 Engines Coolant Level - Check
G3500 Engines Coolant (DEAC) - Change
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C4.4 Industrial Engine Turbocharger - Install - Top Mounted Turbocharger
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