SEAL-O-RING 2398433 - Caterpillar

Illustration 1 g06238134
Input and output components of Chassis ECM
(1) Chassis ECM
(2) Machine Operation State
(3) Steering Accumulator Oil Pressure Sensor
(4) Steering Pump Oil Pressure Sensor
(5) Steering Accumulator Oil Pressure Low Switch
(6) Steering Oil Temperature Sensor
(7) Engine Idle Shutdown Switch
(8) Shift Lever, Hoist Lever, Drive Gear (Select Up/Down)
(9) Body Position Sensor
(10) Key Switch
(11) Alternator R-Terminal
(12) Hoist Screen Bypass Switch
(13) Machine Lockout Switch
(14) Starter Lockout Switch
(15) Fuel Level Sender
(16) Auto-Lube Pressure Sensor
(17) Ladder Proximity Powered Access Switch
(18) Primary Steering Pressure Sensor
(19) Secondary Steer Test Switch
(20) Secondary Tank Level Sensor
(21) Case Drain Hydraulic Oil Filter Switch
(22) Differential Oil Level Switch
(23) Secondary Steering Pressure Sensor
(24) Head Lamp Switch
(25) Requested Gear Command
(26) Rear WAVs Control
(27) Front WAVs Control
(28) Main Power Relay Override
(29) Secondary Steer Relay
(30) Machine Lockout Lamp (Service)
(31) Starter Lockout Lamp (Service)
(32) "Steering Accumulator Bleed Relay"
(33) "Brake Accumulator Bleed Relay"
(34) Starter Relay
(35) Auto-Lube Relay
(36) Backup Alarm Relay
(37) Steering Accumulator Charging Solenoid
(38) Hoist Raise Solenoid
(39) Hoist Lower Solenoid
(40) Hoist Pilot On/Off solenoidComponent Locations
Illustration 2 g01950491
View of cab
(1) Directional/speed control
(2) Hoist control
(3) Advisor
(4) Instrument Cluster
Illustration 3 g01952098
Controls
(1) Directional/speed control
(1a) Upshift button
(1b) Downshift button
(1c) Gear selector lock
(2) Hoist control
(5) Retarder adjustment
(6) Automatic retarder control (ARC)
(7) Throttle backup and throttle lock switch
(8) Left-hand power window switch
(9) Right-hand power window switch
(10) WAVS switch (if equipped)
(11) "Front Wheel Retarding" switch
Illustration 4 g01952089
Controls
(3) Advisor
(4) Instrument Cluster
(12) Switch for headlights, parking lights, and taillights
(13) Hazard flasher switch
(14) Switch for front fog lights
(15) Switch for access lights
(16) Panel light switch
(17) Engine start switch
(18) Cigar lighter
(19) 12 V power receptacle
(20) Fan speed switch
(21) Temperature variable control
(22) Air conditioner switch
(23) Heated mirror switch (if equipped)The following components are located in the compartment that is accessed from the exterior, front of the cab:
Brake electronic control module ("Brake" ECM)
"Chassis" ECMThe following components are located in the rear compartment of the cab:
"Product Link ECM"
"VIMS"TM ECMThe "Brake" ECM controls the following items:
The automatic retarder control (ARC)
The traction control system (TCS)
The service brakes
The parking brakes
The cooling of the brakesThe electronic control modules communicate with each other through the Cat Data Link. Information from the electronic control modules can be accessed through one of the following tools:
Advisor display module
"Instrument Cluster" display module
Cat® Electronic Technician (Cat® ET) service toolThe following references should be used to locate the electrical components and connectors:
Electrical Schematic
Parts Manual
Operation and Maintenance ManualThe following information is a guideline to reading:
Charts for component locations
Charts for harness connectors
Area views
Machine profileAll these components can be found on the back of the Electrical Schematic.Connector Contact Numbers
Brake ECM
Illustration 5 g00554751
Electronic control module ("Brake" ECM)
Illustration 6 g00556522
Machine harness connectors J1 and J2 that mate to the ECM.