Course Caterpillar d10t Track Type Tractor Bulldozer Systems Components Parts Diagrams

D10T TRACK-TYPE TRACTOR

© 2006 Caterpillar Inc.

CATERPILLAR MONITORING AND DISPLAY SYSTEM COMPONENTS

Implement ECM

J2

J1

Power Train ECM

Key Start Switch J2

J1

Engine ECM

J2

J1

CAN A Data Link

(

CAES Attachments Product Link

CAN A Data Link CAT Data Link 15

20

AUTO

25

10

5

X100

n/min

0

Dynamic Inclination Sensor

CAN B Data Link

Advisor

CAN C Data Link

30

35

2.3

1F

132.1

Instrument Cluster

Comm Adapter II

Fuel Level Sensor

Rear Action Lamp Alternator (R-Terminal)

Action Alarm

ET

)

INSTRUMENT CLUSTER Auto KickDown Activated (5) Winch Freespool or Release (4) Winch Low Speed Lock (3) Winch Disabled (2)

AutoCarry Charging Parking AutoShift Brake On (7) System Fault (9) Active (11) Activated (6) Action ABA Lamp (8) Enabled (10)

15

25

10

5

AUTO

n/min

X100

0

Engine Prelube Activated (1)

Float Active (13) Single Tilt Enabled (14)

20

AUTO

Implement Lockout Activated (12)

30

35

2.3

1F 132.1

Dual Tilt Enabled (15) Not Used

Not Used

ADVISOR GRAPHICAL DISPLAY MODULE Gear / Direction Display Area

Dozer Mode Display Area

Auto-Shift Mode Display Area (1) Left / Up Arrow Button

1F

Float

(2) Right / Down Arrow Button

1F-2R

Home Menu Performance

(3) Back Button (Delete / Backspace Button)

Settings Operator Service

"More Options" Icon

OK

Data Display / Menu Selection Display Area

(4) Home Button

(5) OK Button (Enter / Select Button)

1F

Float

1F-2R

Recall Operator Settings Default Settings Activated in 10 Seconds Or Press OK

To Recall Previous Settings

OK

Float

1F Engine ECM MID 36

ID 164-3

1F-2R

!

Injection Actuation Pressure Sensor Voltage Above Normal Shorted High

ACKNOWLEDGE PRESS THE OK KEY TO ACKNOWLEDGE

OK

PERFORMANCE SCREEN 1 OF 2

1F

Float

1F-2R

Performance

1 of 2

Engine Coolant Temp

Engine Speed

Hydraulic Oil Temperature

TCO Temperature

87.8 C 76.6 C

n/min

1410 RPM 68.8 C Next

OK

PERFORMANCE SCREEN 2 OF 2

Float

1F

Performance

1F-2R

2 of 2

Engine Oil Pressure

Air Inlet Temperature

Fuel Level

System Voltage

506.0 kPa 75 %

Previous

40 C

26.3 Volts

OK

C27 ACERT“ ENGINE FUEL DELIVERY SYSTEM Electric Fuel Priming Pump Fuel Transfer Pump

Secondary Fuel Filter Right Fuel Gallery

Fuel Pressure Regulator

Left Fuel Gallery

(Optional) Fuel Heater

Fuel Tank

Fuel Shutoff Valve

Primary Fuel Filter

D10T COOLING SYSTEM ENGINE AT OPERATING TEMPERATURE Vent Line

Shunt Tank Radiator

Turbo > 92 C

87 C

< 82 C

Thermostat Housing

Hottest

Increasing Coolant Temperature

C27 Engine

Cab Heater

Coldest

Turbo Power Train Oil Cooler 2 Power Train Oil Cooler 1 Engine Oil Cooler

Jacket Water Pump

Hydraulic Oil Cooler

D10T STANDARD HYDRAULIC FAN DRIVE SYSTEM MAXIMUM FAN SPEED

Engine Coolant Temp. Sensor

Engine ECM Fan Pump Pressure Cont rol Solenoid

Intake Manifold Air Temp. Sensor

Fan Pump

Fan Pump Pressure Sensor

Fan Motor with Makeup Valve

Pump Cont rol Valve HDFP

Hydraulic Oil Cooler Bypass Valve

To Tank


D10T STANDARD HYDRAULIC FAN DRIVE SYSTEM MINIMUM FAN SPEED

Engine Coolant Temp. Sensor

Engine ECM Fan Pump Pressure Control Solenoid

Intake Manifold Air Temp. Sensor

Fan Pump

Fan Pump Pressure Sensor

Fan Motor with Makeup Valve

Pump Cont rol Valve HDFP

Hydraulic Oil Cooler Bypass Valve

To Tank


Pressure Control Solenoid

Pump Output to Fan Motor

D10T FAN PUMP AND CONTROL VALVE MAXIMUM FAN SPEED Case Drain Passage

Pressure Control Spool

Large Actuator

Swashplate

Spring

Spring

Orifice

Drive Shaft

Pump Control Spool

Small Actuator and Bias Spring Adjustment Screw

Signal Passage to Actuator Piston

Piston and Barrel Assembly

Pressure Cont rol Solenoid

Pump Out put t o Fan Mot or

D1 0 T FAN PUMP AND CONTROL VALVE MINIMUM FAN SPEED Case Drain Passage

Pressure Cont rol Spool

Large Act uat or

Swashplat e

Spring

Spring

Orifice Drive Shaft Pump Cont rol Spool Adjust ment Screw

Signal Passage t o Act uat or Pist on

Small Act uat or and Bias Spring Pist on and Barrel Assembly

D1 0 T HYDRAULIC FAN DRIVE SYSTEM WITH REVERSING / BYPASS VALVE MAXIMUM FAN SPEED - FORWARD Crossover Relief Valves Fan Reversing / Bypass Valve

Fan Bypass Fan Pump Solenoid Valve Pressure Sensor

Relief Valve

Pump Fan Pump Pressure Cont rol Cont rol Valve Solenoid

Fan Pump

HDFP Bi-direct ional Fan Mot or

Pilot Operat ed Reversing Valves

Fan Reversing Solenoid Valve

Hydraulic Oil Cooler Bypass Valve To Tank Hydraulic Oil Cooler Engine Coolant Temp. Sensor

Engine ECM

Int ake Manifold Air Temp. Sensor

D1 0 T HYDRAULIC FAN DRIVE SYSTEM WITH REVERSING / BYPASS VALVE MAXIMUM FAN SPEED - REVERSE Crossover Relief Valves



Fan Reversing / Bypass Valve

Relief Valve

Fan Pump





Engine ECM


D1 0 T HYDRAULIC FAN DRIVE SYSTEM WITH REVERSING / BYPASS VALVE MINIMUM FAN SPEED - FAN BYPASS ACTIVATED Crossover Relief Valves Fan Reversing / Bypass Valve


Relief Valve


Fan Pump





Engine ECM


D10T POWER TRAIN COMPONENT LOCATION

Torque Divider

C27 ACERT Engine

Power Train Oil Cooler No. 2

Power Train Oil Fill Tube and Dipstick

Power Train Oil Cooler No. 1 Torque Converter Outlet Relief Valve Torque Converter Inlet Relief Valve

Power Train Oil Pump

Lube Distribution Manifold

Electronic Steering Clutch and Brake Valve

Power Train ECM

Steering Clutches and Brakes

Final Drives Torque Converter Charging Filter

Transmission Charging Filter Transfer and Bevel Gears

Transmission Hydraulic Control

Transmission

D10T POWER TRAIN ELECTRONIC CONTROL SYSTEM Left Steering Clutch and Brake Parking Brake Switch

FTC

Transmission Controls

Instrument Cluster

Advisor CAN C Data Link

Transmission Charging Filter

2.3

CAT Data Link Service Brake Pedal

Power Train Inputs/Outputs

Transmission Modulating Valves

4

2

5

Data Port

CAN A Data Link

Electronic Steering Clutch and Brake Valve

3

1F 132.1

Parking and Secondary Brake Valve

Power Train ECM

1

Torque Divider

Main Relief Valve

Torque Converter Inlet Relief Valve

Engine ECM

Torque Converter Outlet Relief Valve Primary (Crankshaft) Speed / Timing Sensor Power Train Oil Coolers

Lube Distribution Manifold To Clutch / Brake and Transmission Lube Torque Converter Charging Filter Right Steering Clutch and Brake

Power Train Breather Filter Bypass Switch

C1 B1

LB1

Transmission Charging Filter

D10T POWER TRAIN SCHEMATIC Transmission Scavenge Section

Torque Converter Scavenge Section

FIRST GEAR FORWARD

Torque Converter Charging Section Power Train Oil Pump

Electronic Clutch / Brake Valve Transmission Pump Pressure (TP)

B2

Transmission Controls Temp. Sensor

B

C

Fan Pump

D Transmission & Torque Converter Charging Section

C2

C1 B1

4 Transmission Main Relief Valve Pressure (P)

A

3

5

2

1

Vent Line

Torque Converter Supply Pressure (M1)

ECPC Transmission Torque Converter Supply Pressure (M)

Transmission Lube Pressure (L1)

T/C Outlet Relief Pressure (N)

Cooler Lube Pressure (CL) Torque Converter Inlet Relief Valve

Fluid Sampling Port (SOS)

Lube Distribution Manifold

T/C Charging Filter

TC Outlet Temperature Sensor Power Train Lube Temperature Sensor Torque Converter Outlet Relief Valve

LB2

B2 C2

Lube Manifold Pressure (L2)

Torque Converter

Flywheel Housing

Torque Divider

Implement Pump

Power Train Cooler 2 Power Train Cooler 1

C27 Engine

TORQUE CONVERTER INLET RELIEF VALVE Spool

Tank Passage

To Torque Convert er

Inlet Passage Hole

Spring From Main Relief Valve

From TC Charging Filt er

Poppet

D10T TORQUE DIVIDER

Ring Gear

Flywheel Spline

Housing Inlet Passage

Planet Carrier

Carrier

Output Shaft

Sun Gear Planet Gears

Outlet Passage Stator

Turbine

Impeller

D10T TORQUE CONVERTER OUTLET RELIEF VALVE

Torque Converter Outlet Relief Pressure Tap

Inlet Passage from Torque Converter Orifice

Spool

Shims

Spring

Outlet Passage to Power Train Oil Cooler

TRANSMISSION MODULATING VALVE ENERGIZED

Ball

Solenoid

Valve Spool

Orifice

Pin To Clutch

Spring

Supply Oil from Pump

TRANSMISSION MAIN RELIEF VALVE Adjustment Screw

Spring

Spool

Slug Chamber

Slug

Locknut From Trans. / TC Charging Section of PTO Pump

To TC Inlet Relief Valve

To Transmission Hydraulic Control

POWER SHIFT TRANSMISSION

Ring Gears

Ring Gears Input Sun Gears

Input Shaft

Output Shaft Planetary Carrier

Output Sun Gears 1

2

3

4

5

SPEED / DIR.

CLUTCHES

1 FWD

5 -2

2 FWD

4 -2

3 FWD

3 -2

1 REV

5 -1

2 REV

4 -1

3 REV

3 -1

NEUTRAL

3

ELECTRONIC STEERING AND BRAKE CONTROL VALVE ENGINE ON / BRAKES RELEASED

Parking Brake Solenoid Valve and Secondary Brake Solenoid Valve

Parking / Secondary Brake Valve

Parking/Secondary Brake Valve Pilot Chamber Check Valve

Accumulator Piston Reducing Spool

Pilot Valve

Pressure Feedback Chamber

Orifice

Accumulator Chamber Proportional Solenoid Valve

Pilot Pressure Chamber Shutoff Valve

Slot Holes Shutoff Spool

To Brakes

Supply Oil from Pump

Pressure Reducing Spool Parking Brake Solenoid

Secondary Brake Solenoid

ELECTRONIC STEERING AND BRAKE CONTROL VALVE STRAIGHT TRAVEL

Right Clutch Solenoid To Right Clutch Right Brake Solenoid

To Right Brake

Supply Oil Left Brake Solenoid To Left Brake Left Clutch Solenoid

To Left Clutch



ELECTRONIC STEERING AND BRAKE CONTROL VALVE SERVICE BRAKES ENGAGED


To Right Brake


To Left Clutch



ELECTRONIC STEERING AND BRAKE CONTROL VALVE PARKING BRAKES ENGAGED


To Right Brake


To Left Clutch



ELECTRONIC STEERING AND BRAKE CONTROL VALVE GRADUAL RIGHT TURN


To Right Brake


To Left Clutch



ELECTRONIC STEERING AND BRAKE CONTROL VALVE SHARP RIGHT TURN


To Right Brake


To Left Clutch

D10T IMPLEMENT HYDRAULICS COMPONENT LOCATION Quick-drop Valves Dual Tilt Valve

Fan Reversing Valve Implement Pump


Pilot Oil Pump

C27 Acert Engine

Pilot Oil Filter Blade Lift / Tilt Control Valves

Hydraulic Tank Drain Valve Return Oil Filters and Bypass

Pressure Reducing Manifold

Case Drain Return Screen

EH Pilot Manifold Ripper Lift / Tip Control Valves

Implement ECM

Hydraulic Oil Temp. Sensor

D10T PRESSURE REDUCING MANIFOLD To EH Pilot Manifold Dead Electric Lower Valve

Pilot Relief Valve

Pilot Filter

Filter Bypass Valve

To Tank From Resolver Network HPS Diverter Valve

Implement Lockout Valve

Screen

From Pilot (Rear) Pump

HFPD

Pressure Reducing Valve

To Ripper Tip Control Valve (Shank Out) To Ripper Lift Control Valve (Ripper Lower) To Ripper Tip Control Valve (Shank In) To Ripper Lift Control Valve (Ripper Raise)

D10T EH PILOT MANIFOLD BLADE RAISE

To Blade Lift Control Valve (Blade Lower / Float) DR

Pilot Supply from Pilot Filter / Pressure Reducing Manifold

DR

RV

TO RV

DL

TL

TR

TL

TR

RD

TI

RU

RD

TI

RU

To Tank

Drain from Pressure Reducing Manifold To Blade Lift Control Valve (Blade Raise)

DL

TO

To PCO Valve To Blade Tilt Control Valve (Blade Tilt Left) To Blade Tilt Control Valve (Blade Tilt Right)

Lift Relief Valve Passage to Lift Relief Valve and Lift Dump Valve

D10T DOZER CONTROL VALVE BLADE RAISE (FRONT VIEW) Shuttle Valve From Pressure Compensation Override Valve

Supply from Lift Section

Signal Resolver to Shuttle Valve

Signal Resolver Passage

Passage to Tank

Pump Inlet Lift Section

Load Check Valve Rod End Makeup Valve

Head End Makeup Valve Rod End

Head End Pump Inlet Tilt Section

Lift Spool

Signal Resolver Valve

Load Check Valve

Shuttle Valve From PCO Valve

To Lift Cylinders

Tank Passage Lift Relief Valve

Pump Inlet from Lift Section

To Tilt Cylinders Tilt Relief Valve Spring Chamber

Dump Valves

Load Check Valve

Tilt Spool

D10T DOZER CONTROL VALVE BLADE RAISE (SIDE VIEW)

Pump Inlet from Tilt Section

D10T IMPLEMENT HYDRAULIC SYSTEM BLADE RAISE

Left Lift Cylinder

Left Tilt Cylinder

Quick-drop Valves

Right Lift Cylinder

Typical for Blade RE

Right Tilt Cylinder

Dual Tilt Valve

Pilot Filter

HE

Lift and Tilt Cylinders

Single Tilt (S2)

Dead Electric Lower Valve

To Case Drain

Pitch (S1) Resolver Network

Dump Valve

HPRV

HPS

EH Pilot Manifold

PCO Valve

HPDR Lift Relief Valve

Dozer Valve

Blade Lift Spool

Blade Tilt Spool

HPDL Blade Lower / Float

Blade Raise HPTL

Shuttle Valve Dump Valve

Signal Resolver

Ripper Valve

Ripper Warming Valve

HPTR Tilt Relief Valve

Tilt Left

Tilt Right

HPRR

Ripper Raise

HPSO

Shank Out Tilt Pump Pressure Sensor

Ripper Lower Shank In

HPD1

Vacuum Valve Group

Ripper Lift Cylinder

HPSI

HPD2

Lift Pump Pressure Sensor

Ripper Tip

Ripper Tip Cylinders

HPRL

HFPD

Ripper Lift


HFPD

SOS

Return from Hydraulic Oil Cooler

Demand Fan Supply


D10T IMPLEMENT HYDRAULIC SYSTEM Left Tilt Cylinder

Left Lift Cylinder

Quick-drop Valves

BLADE FLOAT

Right Lift Cylinder

Dual Tilt Valve

Typical for Blade

Right Tilt Cylinder

RE

Pilot Filter

HE


Single Tilt (S2)


To Case Drain


Dump Valve

HPRV

HPS

EH Pilot Manifold

PCO Valve


Blade Lift Spool

Blade Tilt Spool

Dozer Valve

HPDL Blade Lower / Float

Blade Raise HPTL


Signal Resolver


Ripper Raise Shank Out

HPSO

Ripper Valve


Tilt Left

Tilt Right

HPRR

Tilt Pump Pressure Sensor


HPD1

Vacuum Valve Group


HPSI

HPD2


Ripper Tip


HPRL

HFPD

Ripper Lift


HFPD

SOS

Ret urn from Hydraulic Oil Cooler

Demand Fan Supply


Lift Relief Valve

D10T DOZER CONTROL VALVE BLADE FLOAT

Shuttle Valve Passage to Lift Relief Valve and Lift Dump Valve

From Pressure Compensation Override Valve Signal Resolver to Shuttle Valve

Supply From Large Pump

Head End Tank Passage

Large Pump Inlet

Rod End Tank Passage Rod End Makeup Valve Load Check Valve

Rod End

Head End Small Pump Inlet

Head End Makeup Valve

D10T IMPLEMENT HYDRAULIC SYSTEM Left Lift Cylinder

Quick-drop Valves

BLADE TILT LEFT - SINGLE TILT

Right Lift Cylinder


Right Tilt Cylinder

Pilot Filter HE



Resolver Network

Dump Valve

HPRV

HPS

EH Pilot Manifold

PCO Valve


Blade Lift Spool

Blade Tilt Spool

Dozer Valve

HPDL Blade Raise

Blade Lower/Float

HPTL


Signal Resolver

Ripper Valve



Tilt Left

Tilt Right

HPRR

Ripper Raise

HPSO



HPD1

Vacuum Valve Group


HPSI

HPD2


Ripper Tip


HPRL

HFPD

Ripper Lift


HFPD

SOS


Demand Fan Supply


D10T TILT CONTROL VALVE BLADE TILT LEFT

Tilt Cylinder Head End

Tilt Cylinder Rod End Passages to Lift Valve Stem

Passage to Resolver Network

Passage to Resolver Network



Pilot Supply

Pilot Supply

Load Check Valve

Small Pump Inlet

Load Check Valve


Left Tilt Cylinder

Quick-drop Valves

Right Lift Cylinder

BLADE TILT LEFT - DUAL TILT

Typical for Blade Right Tilt Cylinder

Dual Tilt Valve

RE

Pilot Filter

HE


Single Tilt (S2)


To Case Drain


Dump Valve

HPRV

HPS

EH Pilot Manifold

PCO Valve


Blade Lift Spool

Blade Tilt Spool

Dozer Valve

HPDL Blade Raise

Blade Lower/Float

HPTL


Signal Resolver

Ripper Valve



Tilt Left

Tilt Right

HPRR

Ripper Raise

HPSO



HPD1

Vacuum Valve Group


HPSI

HPD2


Ripper Tip


HPRL

HFPD

Ripper Lift


HFPD

SOS


Demand Fan Supply


D10T RIPPER CONTROL VALVE RIPPER RAISE

Load Check Valve

Pump Inlet (Combined) Passage to Head End

Passage to Rod End

Tank Passage

Tank Passage

Ripper Raise Spool

Pilot Supply (Ripper Raise)

Pilot Supply (Ripper Lower) Plug or Ripper Warming Valve

Pilot Supply (Shank In)

Pilot Supply (Shank Out)

Passage to Head End

Passage to Rod End

Ripper Tip Spool


Left Tilt Cylinder

Quick-drop Valves

RIPPER RAISE

Right Lift Cylinder

Typical for Blade

Right Tilt Cylinder

Dual Tilt Valve

RE

Pilot Filter

HE


Single Tilt (S2)


To Case Drain


Dump Valve

HPRV

HPS

EH Pilot Manifold

PCO Valve


Blade Lift Spool

Blade Tilt Spool

Dozer Valve

HPDL Blade Raise

Blade Lower/ Float

HPTL


Signal Resolver

Ripper Valve



Tilt Left

Tilt Right

HPRR

Ripper Raise

HPSO



HPD1

Vacuum Valve Group


HPSI

HPD2


Ripper Tip


HPRL

HFPD

Ripper Lift


HFPD

SOS


Demand Fan Supply



Left Tilt Cylinder

Quick-drop Valves

RIPPER SHANK IN

Right Lift Cylinder

Dual Tilt Valve

Right Tilt Cylinder


Pilot Filter

HE


Single Tilt (S2)


To Case Drain


Dump Valve

HPRV

HPS

EH Pilot Manifold

PCO Valve


Blade Lift Spool

Blade Tilt Spool

Dozer Valve

HPDL Blade Raise

Blade Lower/ Float

HPTL


Signal Resolver

Ripper Valve



Tilt Left

Tilt Right

HPRR

Ripper Raise

HPSO



HPD1

Vacuum Valve Group


HPSI

HPD2


Ripper Tip


HPRL

HFPD

Ripper Lift


HFPD

SOS


Demand Fan Supply


D10T RIPPER CONTROL VALVE SHANK IN Load Check Valve

Pump Inlet (Combined) Passage to Head End

Passage to Rod End Tank Passage Tank Passage Ripper Raise Spool

Pilot Supply (Ripper Raise)

Pilot Supply (Ripper Lower) Plug or Ripper Warming Valve

Pilot Supply (Shank In)

Pilot Supply (Shank Out)

Passage t o Head End

Ripper Passage t o Tip Spool Rod End

DUAL TILT VALVE DUAL TILT RIGHT

From Tilt Control Valve

Left Tilt Cylinder

Right Tilt Cylinder

To Tilt Control Valve

To Rod End

To Head End

Pilot Supply

Tilt Coil from Trigger Switch Pitch Coil from Thumb Switch

DUAL TILT VALVE SINGLE TILT RIGHT

From Tilt Control Valve

Left Tilt Cylinder

Right Tilt Cylinder

To Rod End

To Head End

To Tilt Control Valve Pilot Supply


DUAL TILT VALVE

BLADE PITCH FORWARD From Tilt Control Valve

Left Tilt Cylinder

Right Tilt Cylinder

To Tilt Control Valve

To Rod End

To Head End

Pilot Supply


D10T QUICK-DROP VALVE

To Blade From Blade Lift Control Lift Control Valve Valve Head End Rod End

QUICK-DROP VALVE RAISE

Rod End Inlet Passage Small Orifice

Head End Inlet Passage

Spring Chamber

Large Orifice

Head End Oil

Valve Spool

Rod End Oil

Plunger

To Blade Lift Control Valve

From Blade Lift Control Valve

QUICK-DROP VALVE LOWER



Large Orifice

Valve Spool

Spring Head End Plunger Oil Chamber

Rod End Oil



QUICK-DROP VALVE QUICK-DROP


Large Orifice

Valve Spool

Spring Head End Plunger Chamber Oil


Rod End Oil

From Blade To Blade Lift Control Lift Control Valve Valve

QUICK-DROP VALVE

LOWER WITH DOWN PRESSURE Rod End Inlet Passage Small Orifice


Large Orifice

Spring Head End Chamber Oil

Valve Rod End Spool Oil

Plunger



D10T IMPLEMENT HYDRAULIC SYSTEM

BLADE RAISE - AUTO CARRY DIVERTER VALVE ACTIVE Left Lift Cylinder

Left Tilt Cylinder

Quick-drop Valve

Right Lift Cylinder

Right Tilt Cylinder

Dual Tilt Valve

Typical for All

RE

Pilot Filter

HE

Lift Cylinder Position Sensor


Single Tilt (S2)


To Case Drain


Dump Valve

HPRV

HPS

EH Pilot Manifold

PCO Valve

HPDR Blade Raise

Lift Relief Valve

Tilt Left

Dozer Valve

HPDL

HPTL


Ripper Valve


Tilt Left

Tilt Right

HPRR

Ripper Raise

HPSO

Shank Out


HPD3

Ripper Tip Vacuum Valve Group



HPSI

HPD2

Diverter Valve

Ripper Lift

HPRL

HFPD


HPD1



Blade Raise

Blade Lower/Float

S OS


Demand Fan Supply

CATERPILLAR MONITORING AND DISPLAY SYSTEM COMPONENTS

Implement ECM

J2

J1

Power Train ECM

Key Start Switch J2

J1

Engine ECM

J2

J1

CAN A Data Link

(

CAES Attachments Product Link

CAN A Data Link CAT Data Link 15

20

AUTO

25

10

5

X100

n/min

0

Dynamic Inclination Sensor

CAN B Data Link

Advisor

CAN C Data Link

30

35

2.3

1F

132.1

Instrument Cluster

Comm Adapter II

Fuel Level Sensor

Rear Action Lamp Alternator (R-Terminal)

Action Alarm

ET

)

TTT ENGINE ELECTRICAL SYSTEM C27 ACERT Engine

Key St art Swit ch Engine ECM

J2 J1

CAN A Dat a Link

CAN A Dat a Link

Pre-lube Relay

CAT Dat a Link

Advisor

CAT Dat a Link

Right Int ake Air Pressure Sensor Left Int ake Air Pressure Sensor Int ake Manifold Air Temp. Sensor Engine Oil Pressure Sensor

Decelerat or Posit ion Sensor

Secondary Fuel Filt er Pressure Swit ch

Inject or No. 7

Inject or No. 1

Coolant Flow Swit ch

Inject or No. 8

Inject or No. 2

Coolant Temp. Sensor

Inject or No. 9

Inject or No. 3

Fuel Pressure Sensor

Inject or No. 1 0

Inject or No. 4

High / Low Idle Swit ch

Inject or No. 1 1

Inject or No. 5

Inject or No. 1 2

Inject or No. 6

Fuel Temp. Sensor

Cam Speed / Timing Sensor

Turbo Inlet Pressure Sensor

Crank Speed / Timing Sensor

Demand Fan Pump Pressure Sensor

Crank wit hout Inject Plug

At mospheric Pressure Sensor Reversing Fan Swit ch ( At t achment )

Timing Calibrat ion Probe INPUT COMPONENTS

Fan Pump Cont rol Solenoid Et her Aid Solenoid Fan Bypass Solenoid ( At t achment ) Fan Reversing Valve Solenoid ( At t achment ) OUTPUT COMPONENTS

D10T TTT POWER TRAIN ELECTRICAL SYSTEM Key Start Switch

Engine ECM

J2

J1

Power Train ECM

J2

J1

CAN A Data Link CAT Data Link

Advisor

CAT Data Link Trans. Charge Filter Bypass Switch

Torque Converter Oil Temp. Sensor

Trans. Controls Temp. Sensor (Filter)

Transmission Output Speed Sensor No. 1 Transmission Output Speed Sensor No. 2 Torque Converter Output Speed Sensor Left FTC Lever Position Sensor Forward Switch

Service Brake Position Sensor Secondary Brake Switch AutoShift Switch Auto Kickdown Switch

Right FTC Lever Position Sensor F-N-R Position Sensor

Reverse Switch Upshift Switch Parking Brake Switch Crank Speed /Timing Sensor

Finger Tip Control Harness Code Plug Location Code INPUT COMPONENTS

Downshift Switch

Transmission Reverse Clutch (Solenoid No. 1) Transmission Forward Clutch (Solenoid No. 2) Transmission Third Gear Clutch (Solenoid No. 3) Transmission Second Gear Clutch (Solenoid No. 4) Transmission First Gear Clutch (Solenoid No. 5) Left Steering Clutch Solenoid Valve Left Brake Solenoid Valve Right Steering Clutch Solenoid Valve Right Brake Solenoid Valve Secondary Brake Solenoid Valve Parking Brake Solenoid Valve Back-up Alarm OUTPUT COMPONENTS

D10T IMPLEMENT HYDRAULICS ELECTRICAL SYSTEM

Key Start Switch

Implement Hydraulics ECM

Power Train ECM

Engine ECM

J2 J1

Advisor

CAT Data Link CAN A Data Link

Blade Raise /Lower Position Sensor (Forward /Rearward) Blade Tilt Position Sensor (Left /Right)

Crank Speed Sensor

Torque Converter Output Speed Sensor

INPUT COMPONENTS

Blade Mode Select Switch (Left Push-Button) Blade Manual Select Switch (Right Push-Button) Dual/Single Tilt Toggle Trigger Switch Blade Pitch /Angle Position Sensor (Thumb Switch) Blade Control Lever


Tilt Pump Pressure Sensor

Implement Lockout Switch

Hydraulic Oil Temp. Sensor

Auto Blade Assist Switch (Attachment)

Harness Code Plug Location Code

Auto Carry Switch (Attachment)

Hydraulic Oil Filter Bypass Switch Ripper Tip In /Out Position Sensor (Control Handle) Ripper Raise /Lower Position Sensor (Control Handle) INPUT COMPONENTS

PCO Valve Solenoid

Blade Raise Solenoid

Blade Tilt Right Solenoid

Blade Lower Solenoid

Blade Tilt Left Solenoid

Shank In Solenoid

Dual Tilt Solenoid (Attachment)

Shank Out Solenoid

Diverter Valve Solenoid

Ripper Raise Solenoid

Implement Lockout Solenoid

Ripper Lower Solenoid

Ground Speed Radar Right Lift Cylinder Position Sensor (Attachment) Ripper Auto Stow Switch

Ripper Control Handle

OUTPUT COMPONENTS

HYDRAULIC SCHEMATIC COLOR CODE Black - Mechanical connection. Seal

Red - High pressure oil

Dark Gray - Cutaway section

Red/White Stripes - 1st pressure reduction

Light Gray - Surface color

Red Crosshatch - 2nd reduction in pressure

White - Atmosphere or Air (No pressure)

Pink - 3rd reduction in pressure

Purple - Pneumatic pressure

Red/Pink Stripes - Secondary source oil pressure

Yellow - Moving or activated components

Orange - Pilot, charge, or Torque Converter oil

Cat Yellow - (R estricted usage) Identification of components within a moving group

Orange / White Stripes Reduced pilot, charge, or TC oil pressure

Brown - Lubricating oil

Orange Crosshatch - 2nd reduction in pilot, charge, or TC oil pressure.

Green - Tank, sump, or return oil

Blue - Trapped oil

Green / White Stripes Scavenge Oil or Hydraulic Void

Course Caterpillar d10t Track Type Tractor Bulldozer Systems Components Parts Diagrams

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