D6R III Track-Type Tractor TA2 Technical Inspection{0372, 1000, 7000, 753T, 7565} Caterpillar

Track-Type Tractor:

D6R III (S/N: GJB1-UP; WCB1-UP; HDC1-UP; TBC1-UP; HCD1-UP; HKE1-UP; WRG1-UP; LFM1-UP; LGP1-UP; DPS1-UP; GMT1-UP; MRT1-UP; EXW1-UP; DMK1-UP; JEK1-UP; EXL1-UP; JDL1-UP)

D6R III XL (S/N: RFC1-UP)

D6R III XW (S/N: MTJ1-UP)

D6R III LGP (S/N: DLM1-UP)

Introduction

Inspections are the most basic form of condition monitoring. They are easy to do and surprisingly effective at helping you spot equipment health issues. Proactive monitoring and analysis of equipment information will allow Dealers to intervene effectively before problems occur.

Note: Before adjusting product settings to comply with listed baseline TA2 values, consult SIS for the latest specification values.

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Electrical System

Table 1

Status (1)	Description	Specification	Actual	Comments
	Inspect Battery Cables	Cables between the battery, the starter, and the engine ground must be the correct size. Wires and cables must be free of corrosion. Wires and cables must have cable support clamps in order to prevent stress on battery connections (terminals).
	Battery Test	12.4 VDC or more		Refer to Special Instruction, SEHS7633, "Battery Test Procedure".
	Charging System Test	18 VDC to 32 VDC		Refer to Special Instruction, REHS0354, "Charging System Troubleshooting".
	Electric Starting System Test	12 to 16 V at −23° C (−10° F) to −7° C (19° F)		Refer to Testing and Adjusting, SENR9830, "Electric Starting System - Test".
		14 to 18 V at −7° C (19° F) to 10° C (50° F)
		16 to 24 V at 10° C (50° F) to 27° C (80° F)

( 1 )

N = Normal, M = Monitor, A = Action

Engine

Cooling System

Table 2

Status (1)	Description	Specification	Actual	Comments
	Radiator Pressure Relief (Radiator Cap) (2)	-
	Freezing Point of Engine Coolant	-		Use 245-5829 Coolant/Battery Tester Gp .
	Conditioner Test of Engine Coolant	-		Use 8T-5296 Coolant Conditioner Test Kit .
	Belt Tension	110 N (25 lb)
	Difference between the Upper Radiator Tank Temperature and Lower Radiator Tank Temperature	4° + 5° - 5° C (39° + 41° - 41° F)
	Jacket Water Inlet Temperature from Cooling System	89° + 3° - 3° C (192° + 37° - 37° F)

( 1 )	N = Normal, M = Monitor, A = Action
( 2 )	Test for the pressure that is listed on the cap.

Fuel System

Table 3

Status (1)	Description	Specification	Actual	Comments
	Fuel Pressure at Low Idle
	Fuel Pressure at High Idle	550 ± 184 kPa (80 ± 27 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Lubrication System

Table 4

Status (1)	Description	Specification	Actual	Comments
	Engine Oil Pressure at Low Idle	181 + 419 - 107 kPa (26 + 61 - 16 psi)
	Engine Oil Pressure at High Idle	357 + 243 - 107 kPa (52 + 35 - 16 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Basic Engine

Table 5

Status (1)	Description	Specification	Actual	Comments
	Engine Speed at Low Idle	800 ± 10 rpm
	Engine Speed at High Idle	2010 ± 10 rpm
	Cylinder Cutout Test			Use Cat® Electronic Technician (Cat ET) Service Tool
	Engine Crankcase Pressure (Blowby)

( 1 )

N = Normal, M = Monitor, A = Action

Air Inlet and Exhaust System

Table 6

Status (1)	Description	Specification	Actual	Comments
	Torque Converter Stall Test Boost Pressure	125.0 + 29.1 - 11.1 kPa (18.1 + 4.2 - 1.6 psi)
	Torque Converter Stall Test Engine RPM	1560 ± 30 rpm
	Cylinder # 1 Exhaust Temperature (2)	-
	Cylinder # 2 Exhaust Temperature (2)	-
	Cylinder # 3 Exhaust Temperature (2)	-
	Cylinder # 4 Exhaust Temperature (2)	-
	Cylinder # 5 Exhaust Temperature (2)	-
	Cylinder # 6 Exhaust Temperature (2)	-
	Cylinder # 7 Exhaust Temperature (2)	-
	Cylinder # 8 Exhaust Temperature (2)	-

( 1 )	N = Normal, M = Monitor, A = Action
( 2 )	Compare the exhaust temperature variance at each exhaust port.

Performance Checks

ReferenceRefer to Testing & Adjusting, RENR7958, "Hydraulic Systems" for more detail on the following tests.

Operation Checks

Tests for Cycle Times

Table 7

Status (1)	Description	Specification	Actual	Comments
	Bulldozer Lift Cylinder (Move the blade from the ground to the fully raised position.) at oil temperature of 75° ± 3°C (167° ± 5°F)	2.5 seconds
	Bulldozer Tilt Cylinder (Move the bulldozer blade from TILT RIGHT to TILT LEFT) at oil temperature of 75° ± 3°C (167° ± 5°F)	1.7 seconds
	Bulldozer Tilt Cylinder (Move the bulldozer blade from TILT LEFT to TILT RIGHT) at oil temperature of 75° ± 3°C (167° ± 5°F)	1.4 seconds
	Ripper Lift Cylinder (Move the ripper to the fully raised position from the fully lowered position)	1.8 seconds

( 1 )

N = Normal, M = Monitor, A = Action

Drift Tests for Bulldozer Lift Cylinders

Table 8

Status (1)	Description	Specification	Actual	Comments
	Bulldozer Lift Cylinder Drift Test	Minutes until maximum allowable drift of 38.0 mm (1.50 inch) at oil temperature of 28° to 48°C (82° to 119°F) is 5.0 mins
		Minutes until maximum allowable drift of 38.0 mm (1.50 inch) at oil temperature of 49° to 68°C (120° to 155°F) is 2.7 mins
		Minutes until maximum allowable drift of 38.0 mm (1.50 inch) above oil temperature of 69° to 88°C (156° to 190°F) is 1.7 mins

( 1 )

N = Normal, M = Monitor, A = Action

Drift Tests for Bulldozer Tilt Cylinder

Table 9

Status (1)	Description	Specification	Actual	Comments
	Bulldozer Tilt Cylinder Drift Test	Minutes until maximum allowable drift of 11.2 mm (0.44 inch) at oil temperature of 38° C (100° F) is 5.0 mins
		Minutes until maximum allowable drift of 11.2 mm (0.44 inch) at oil temperature of 49° to 66°C (120° to 150°F) is 2.7 mins
		Minutes until maximum allowable drift of 11.2 mm (0.44 inch) above oil temperature of above 66°C (150°F) is 1.7 mins

( 1 )

N = Normal, M = Monitor, A = Action

Drift Tests for Ripper Lift Cylinder

Table 10

Status (1)	Description	Specification	Actual	Comments
	Ripper Cylinder Drift Test	Minutes until maximum allowable drift of 9.6 mm (0.38 inch) at oil temperature of 38° C (100° F) is 5.0 mins
		Minutes until maximum allowable drift of 9.6 mm (0.38 inch) at oil temperature of 49° to 66°C (120° to 150°F) is 2.7 mins
		Minutes until maximum allowable drift of 9.6 mm (0.38 inch) above oil temperature of above 66°C (150°F) is 1.7 mins

( 1 )

N = Normal, M = Monitor, A = Action

Steering Checks

Table 11

Status (1)	Description	Specification	Actual	Comments
	Steering Turn Diameter Check - Full Steer Left (Transmission in First Speed Forward)	1.8 to 2.3 m (5.9 to 7.5 ft)		Raise all of the equipment to a full raise.
	Steering Turn Diameter Check - Full Steer Right (Transmission in First Speed Forward)	1.8 to 2.3 m (5.9 to 7.5 ft)		Raise all of the equipment to a full raise.
	Steering Turn Diameter Check - Full Steer Right or Left (Transmission in First Speed Forward)	4.8 to 6.0 m (16 to 20 ft)		Hold the bulldozer control lever in the full RAISE position.

( 1 )

N = Normal, M = Monitor, A = Action

Hydraulic System

ReferenceRefer to Testing & Adjusting, RENR7958, "Hydraulic System" for more detail on the following tests.

Pump Discharge Pressure - Test

Table 12

Status (1)	Description	Specification	Actual	Comments
	Low Pressure Standby Test at HIGH IDLE	3000 kPa (435 psi)
	High Pressure Cutoff Test at HIGH IDLE	39000 ± 700 kPa (5655 ± 100 psi)
	Margin Pressure Test at HIGH IDLE	2100 ± 100 kPa (305 ± 15 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Pressure Limiter Valve - Test

Table 13

Status (1)	Description	Specification	Actual	Comments
	Pressure setting for Pressure Limiter Valve for Bulldozer Lift Circuit	19300 ± 300 kPa (2800 ± 45 psi)
	Pressure setting for Pressure Limiter Valve for Bulldozer Lift Circuit (VPAT)	21550 ± 300 kPa (3125 ± 45 psi)
	Pressure setting for Pressure Limiter Valve for Bulldozer Tilt Circuit	19300 ± 300 kPa (2800 ± 45 psi)
	Pressure setting for Pressure Limiter Valve for Bulldozer Angle Circuit (2)	19300 ± 300 kPa (2800 ± 45 psi)
	Pressure setting for Pressure Limiter Valve for Ripper Lift Circuit	19300 ± 300 kPa (2800 ± 45 psi)

( 1 )	N = Normal, M = Monitor, A = Action
( 2 )	Only machines that are equipped with the PAT blade will have an angle control valve. This option is not available on all models.

Pressure Reducing Valve - Test and Adjust

Table 14

Status (1)	Description	Specification	Actual	Comments
	Pilot Pressure for Pressure Reducing Valve at HIGH IDLE	3275 ± 175 kPa (475 ± 25 psi)
	Relief Valve Pressure setting (bench test only)	6485 ± 345 kPa (940 ± 50 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Accumulator (Pilot) - Test and Charge

Table 15

Status (1)	Description	Specification	Actual	Comments
	Accumulator Charge Pressure	3275 ± 170 kPa (475 ± 25 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Main Relief Valve and Crossover Relief Valve - Test

Table 16

Status (1)	Description	Specification	Actual	Comments
	Pressure setting of Main Relief Valve at HIGH IDLE (bench test only)	42000 ± 400 kPa (6100 ± 60 psi)
	Pressure setting of Crossover Relief Valve at HIGH IDLE (bench test only)	42000 ± 500 kPa (6100 ± 70 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Power Train System

ReferenceRefer to Testing & Adjusting, RENR7957, "Power Train" for more detail on the following tests.

Main Relief Valve - Adjust

Table 17

Status (1)	Description	Specification	Actual	Comments
	Transmission Main Relief Valve Pressure at HIGH IDLE with Brakes Disengaged for USA and European Union at Pressure Tap (P)	2760 ± 140 kPa (400 ± 20 psi)
	Transmission Main Relief Valve Pressure at HIGH IDLE with Service Brake Pedal Engaged and Third Speed Forward Stall for XL, XW, and LGP at Pressure Tap (P)	2690 ± 140 kPa (390 ± 20 psi)
	Transmission Main Relief Valve Pressure at LOW IDLE with Parking Brake Switch Engaged at Pressure Tap (P)	2585 ± 105 kPa (375 ± 15 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Relief Valve (Torque Converter Inlet) Pressure - Test and Adjust

Table 18

Status (1)	Description	Specification	Actual	Comments
	Torque Converter Inlet Relief Valve Pressure at LOW IDLE with Brakes Disengaged at Pressure Tap (M)	380 ± 70 kPa (55 ± 10 psi)
	Torque Converter Inlet Relief Valve Pressure at HIGH IDLE with Brakes Disengaged for USA and European Union at Pressure Tap (M)	900 ± 70 kPa (130 ± 10 psi)
	Torque Converter Inlet Relief Valve Pressure at HIGH IDLE with Service Brake Pedal Engaged and Third Speed Forward Stall for XL, XW, and LGP at Pressure Tap (M)	515 ± 70 kPa (75 ± 10 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Relief Valve (Torque Converter Outlet) Pressure - Test and Adjust

Table 19

Status (1)	Description	Specification	Actual	Comments
	Torque Converter Outlet Relief Valve Pressure at LOW IDLE with Brakes Disengaged at Pressure Tap (N)	380 ± 70 kPa (55 ± 10 psi)
	Torque Converter Outlet Relief Valve Pressure at HIGH IDLE with Brakes Disengaged for USA and European Union at Pressure Tap (N)	493 ± 93 kPa (72 ± 13 psi)
	Torque Converter Outlet Relief Valve Pressure at HIGH IDLE with Service Brake Pedal Engaged and Third Speed Forward Stall for XL, XW, and LGP at Pressure Tap (N)	415 ± 70 kPa (60 ± 10 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Transmission Controls

Table 20

Status (1)	Description	Specification	Actual	Comments
	Transmission Control Pressure at Pressure Tap (A) for No. 1 Clutch at LOW IDLE and in FIRST SPEED REVERSE position at oil temperature of 80° ± 5°C (176° ± 9°F)	2585 ± 105 kPa (375 ± 15 psi)
	Transmission Control Pressure at Pressure Tap (B) for No. 2 Clutch at LOW IDLE and in FIRST SPEED FORWARD position at oil temperature of 80° ± 5°C (176° ± 9°F)	2585 ± 105 kPa (375 ± 15 psi)
	Transmission Control Pressure at Pressure Tap (C) for No. 3 Clutch at LOW IDLE and in NEUTRAL position at oil temperature of 80° ± 5°C (176° ± 9°F)	2585 ± 105 kPa (375 ± 15 psi)
	Transmission Control Pressure at Pressure Tap (D) for No. 4 Clutch at LOW IDLE and in SECOND SPEED FORWARD position at oil temperature of 80° ± 5°C (176° ± 9°F)	2585 ± 105 kPa (375 ± 15 psi)
	Transmission Control Pressure at Pressure Tap (E) for No. 5 Clutch at LOW IDLE and in FIRST SPEED FORWARD position at oil temperature of 80° ± 5°C (176° ± 9°F)	2205 ± 205 kPa (320 ± 30 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Accumulator - Test

Table 21

Status (1)	Description	Specification	Actual	Comments
	Accumulator Charge Pressure at Oil Temperature of 20° C (70° F)	1725 ± 100 kPa (250 ± 15 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Transmission Lubrication Oil Pressure - Test

Table 22

Status (1)	Description	Specification	Actual	Comments
	Transmission Lubrication Oil Pressure at LOW IDLE with Brakes Disengaged at Pressure Tap (L1)	24 ± 14 kPa (3.5 ± 2 psi)
	Transmission Lubrication Oil Pressure at HIGH IDLE with Brakes Disengaged for USA and European Union at Pressure Tap (L1)	170 ± 35 kPa (25 ± 5 psi)
	Transmission Lubrication Oil Pressure at HIGH IDLE with Service Brake Pedal Engaged and Third Speed Forward Stall for XL, XW, and LGP at Pressure Tap (L1)	105 ± 35 kPa (15 ± 5 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Flywheel Lubrication Oil Pressure - Test

Table 23

Status (1)	Description	Specification	Actual	Comments
	Pump Drive Lubrication Pressure at LOW IDLE with Brakes Disengaged at Pressure Tap (L2)	205 ± 70 kPa (30 ± 10 psi)
	Pump Drive Lubrication Pressure at HIGH IDLE with Brakes Disengaged for USA and European Union at Pressure Tap (L2)	310 ± 105 kPa (45 ± 15 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Brake Pressure - Test

Table 24

Status (1)	Description	Specification	Actual	Comments
	Brake Pressure at LOW IDLE with Brakes Disengaged at Pressure Tap (B1)	2350 ± 140 kPa (340 ± 20 psi)
	Brake Pressure at HIGH IDLE at Pressure Tap (B1) with Parking Brake Switch Disengaged for USA and European Union	2550 ± 140 kPa (370 ± 20 psi)
	Brake Pressure at HIGH IDLE at Pressure Tap (B1) with Service Brake Engaged for XL, XW, and LGP	Less than 70 kPa (10 psi)
	Brake Pressure at HIGH IDLE at Pressure Tap (B1) with Parking Engaged	Less than 70 kPa (10 psi)
	Left Brake Lubrication Pressure at LOW IDLE at Pressure Tap (LB1) with Brakes Disengaged	11 ± 10 kPa (1.60 ± 1.50 psi)
	Right Brake Lubrication Pressure at LOW IDLE at Pressure Tap (LB2) with Brakes Disengaged	11 ± 10 kPa (1.60 ± 1.50 psi)
	Left Brake Lubrication Pressure at HIGH IDLE at Pressure Tap (LB1) with Brakes Disengaged for USA and European Union	105 ± 68 kPa (15 ± 10 psi)
	Right Brake Lubrication Pressure at HIGH IDLE at Pressure Tap (LB2) with Brakes Disengaged for USA and European Union	105 ± 68 kPa (15 ± 10 psi)
	Left Brake Lubrication Pressure at HIGH IDLE at Pressure Tap (LB1) with Service Brake Engaged for XL, XW, and LGP	55 ± 35 kPa (8 ± 5 psi)
	Right Brake Lubrication Pressure at HIGH IDLE at Pressure Tap (LB2) with Service Brake Engaged for XL, XW, and LGP	55 ± 35 kPa (8 ± 5 psi)

( 1 )

N = Normal, M = Monitor, A = Action

S.O.S

ReferenceRefer to Operation and Maintenance Manual, SEBU7925, "Maintenance Interval Schedule" for more detail on the following S.O.S.

Table 25

Status (1)	Description	Obtain	Comments
	Engine Oil Sample
	Engine Coolant Sample (Level I)
	Engine Coolant Sample (Level II)
	Hydraulic Oil Sample
	Transmission Oil Sample
	Rear Right Final Drive Oil Sample
	Rear Left Final Drive Oil Sample

( 1 )

N = Normal, M = Monitor, A = Action