RING-RETAINING 4695885 - Caterpillar

View H
Illustration 11 g03750041
(11) Primary speed-timing sensor (top)
(12) Secondary speed-timing sensor (bottom) View I
Illustration 12 g03750042
(13) Unfiltered fuel pressure
(14) Fuel temperature sensor
(15) Filtered fuel pressure Clean Emission Module (CEM) Side View
Illustration 13 g03750043
CEM ( typical )
(1) DOC/Inlet Cap
(2) DPF inlet temperature sensor
(3) Diesel Particulate Filter
(4) DPF Outlet cap
(5) SCR Outlet cap
(6) Exhaust outlet
(7) SCR Inlet Cap CEM Control Panel
Illustration 14 g03750046
CEM control panel ( typical )
(1) Combustion air intake
(2) Differential pressure port
(3) ARD Nozzle heater relay
(4) Combustion air inlet pressure sensor
(5) Differential pressure sensor
(6) Temperature sensor
(7) Differential pressure port
(8) Aftertreatment identification module
(9) CEM Harness connector
(10) Pilot fuel solenoid
(11) Main fuel solenoid
(12) Coolant in/out
(13) Pilot fuel pressure sensor
(14) Main fuel pressure sensor
(15) Coil for the spark plug
(16) Combustion air control group ARD Head and Dosing Unit Overview
Illustration 15 g03750047
(1) Flame detection temperature sensor
(2) Heated nozzle port
(3) Pilot fuel filter/fitting
(4) Main fuel filter/fitting
(5) ARD head
(6) Spark plug
(7) Coolant in/out
(8) Ground point
(9) Combustion air inlet
Illustration 16 g03750048
(10) Diverter valve
(11) Priming Pump
(12) Pressure regulator DEF Dosing Unit (Top)
Illustration 17 g03750049
(1) Coolant Supply Fitting
(2) Line Heater #1 Connector
(3) Line Heater #3 Connector
(4) Coolant Supply to DEF Header
(5) Suction Line (Line Heater #3)
(6) DEF Header
(7) Backflow Line (Line heater #1)
(8) Coolant Supply to DEF Pump
(9) DEF Header Connector
(10) Coolant Return Fitting
(11) Pressure Line Connection (Line Heater #2) DEF Dosing Unit (Right Side)
Illustration 18 g03750051
(1) DEF Filter Housing Cover
(2) Sensor Interface Harness
(3) Power Supply Harness
(4) Coolant Return Fitting
(5) Diesel Exhaust Fluid Control Unit (DCU)
(6) 86 pin Connector
(7) 53 pin Connector
(8) Voltage Load Protection Module (VLPM) DEF Dosing Unit (Left Side)
Illustration 19 g03750052
(1) Line Heater Relay
(2) Main Power Relay
(3) Coolant Supply Fitting
(4) Coolant Diverter Valve
(5) DEF Pump
(6) Coolant Return Fitting
(7) Power Supply Harness
(8) Sensor Interface Harness
(9) Terminating Resistor
(10) DEF Filter Housing Cover DEF Dosing Unit (Injector)
Illustration 20 g03750053
(1) DEF Injector
(2) Coolant Lines