906H Compact Wheel Loader TA2 Technical Inspection{0372, 1000, 7000, 753T, 7565} Caterpillar

906H Compact Wheel Loader TA2 Technical Inspection{0372, 1000, 7000, 753T, 7565}

Usage:

906H TPE

Compact Wheel Loader:: 906H (S/N: TPE1-UP)

Introduction

Inspections are the most basic form of condition monitoring. Inspections 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.

Creating an Electronic Copy

Use the following procedure to create an editable electronic copy from SIS Web.

Click format to print.

Save the document as an HTML format.

Open the document with Microsoft Word.

Electrical System

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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 - Test".
	Electric Starting System Test	12 to 16 V at −23° C (−10° F) to −7° C (19° F)		Refer to Testing and Adjusting, RENR7578, "Electrical 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)

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^( 1 )

N = Normal, M = Monitor, A = Action

Engine

Cooling System

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Table 2
Description	Specification	Comments
Radiator Pressure Relief (Radiator Cap) ⁽²⁾	-
Freezing Point of Engine Coolant	-
Conditioner Test of Engine Coolant	-
Belt Tension	10 to 11 mm (0.39 to 0.43 inch)
Difference between the Upper and Lower Radiator Tank Temperatures	-
Jacket Water Inlet Temperature from Cooling System	82° + 1.5° - 1.5° C (180° + 34.7° - 34.7°F)	Start to open. The water temperature regulator has a lift of more than 8 mm (0.3 inch) at temperature of 95° C (203° F).

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

Lubrication System

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Table 3
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Engine Oil Pressure at LOW IDLE	100 kPa (15 psi)
	Engine Oil Pressure at HIGH IDLE	300 to 500 kPa (44 to 73 psi)

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^( 1 )

N = Normal, M = Monitor, A = Action

Air Inlet and Exhaust System

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Table 4
Status ⁽¹⁾	Description	Specification	Actual	Comments
	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⁾

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

Performance Checks

ReferenceRefer to Testing & Adjusting, KENR5215, "Hydraulic and Steering System" for more detail on the following test.

Implement Cycle Time - Check

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Table 5
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Implement Cycle Time for lift control lever from full LOWER to full RAISE	4.5 ± 0.5 seconds
	Implement Cycle Time for lift control lever from full RAISE to full LOWER	4.5 ± 0.5 seconds
	Implement Cycle Time for lift control lever from full DUMP to full TILT BACK	2.0 ± 0.5 seconds
	Implement Cycle Time for lift control lever from full TILT BACK to full DUMP	1.5 ± 0.5 seconds

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^( 1 )

N = Normal, M = Monitor, A = Action

Lift and Tilt Cylinder Drift - Check

Lift Cylinder

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Table 6
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Maximum Implement Drift in 3.0 minutes	Less than 15 mm (0.60 inch)

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^( 1 )

N = Normal, M = Monitor, A = Action

Tilt Cylinder

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Table 7
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Maximum Implement Drift in 3.0 minutes	Less than 15 mm (0.60 inch)

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^( 1 )

N = Normal, M = Monitor, A = Action

Steering Cycle Time - Check

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Table 8
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Maximum time to complete 5 full cycles from one steering lock to the other steering lock.	17 seconds

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^( 1 )

N = Normal, M = Monitor, A = Action

Hydraulic System

ReferenceRefer to Testing & Adjusting, KENR5215, "Hydraulic and Steering System" for more detail on the following test.

Pilot System Pressure - Test

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Table 9
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Charge Pressure at LOW IDLE	3150 ± 350 kPa (460 ± 50 psi)
	Charge Pressure at HIGH IDLE	3300 ± 200 kPa (480 ± 30 psi)

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^( 1 )

N = Normal, M = Monitor, A = Action

Accumulator (Pilot) - Test and Charge

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Table 10
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Accumulator Charge Pressure	900 ± 50 kPa (130 ± 7 psi)

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^( 1 )

N = Normal, M = Monitor, A = Action

Steering System Pressure - Test

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Table 11
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Steering System Pressure for Standard Machines	19000 ± 1000 kPa (2750 ± 145 psi)
	Steering System Pressure for Speeder Machines	23000 ± 1000 kPa (3350 ± 145 psi)

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^( 1 )

N = Normal, M = Monitor, A = Action

Relief Valve (Main) - Test and Adjust

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Table 12
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Main Relief Valve Pressure	23500 ± 350 kPa (3400 ± 50 psi)

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^( 1 )

N = Normal, M = Monitor, A = Action

Relief Valve (Line) - Test and Adjust

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Table 13
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Line Relief Valve Pressure for Lift Cylinder at Head End	26000 ± 200 kPa (3700 ± 30 psi)
	Line Relief Valve Pressure for Tilt Cylinder at Head End	31500 ± 350 kPa (4550 ± 50 psi)
	Line Relief Valve Pressure for Tilt Cylinder at Rod End	18000 ± 350 kPa (2600 ± 50 psi)

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^( 1 )

N = Normal, M = Monitor, A = Action

Hydraulic Fan Speed - Test and Adjust

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Table 14
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Fan Speed at High Idle	2000 ± 50 rpm

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^( 1 )

N = Normal, M = Monitor, A = Action

S·O·S Samples

ReferenceRefer to Operation and Maintenance Manual, SEBU8028, "Maintenance Interval Schedule" for more detail on performing S.O.S samples.

Engine Oil Sample

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Table 15
Status ⁽¹⁾	Description	Obtain	Comments
	Engine Oil Sample

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^( 1 )

N = Normal, M = Monitor, A = Action

Engine Coolant Sample

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Table 16
Status ⁽¹⁾	Description	Obtain	Comments
	Engine Coolant Sample

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^( 1 )

N = Normal, M = Monitor, A = Action

Hydraulic Oil Sample

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Table 17
Status ⁽¹⁾	Description	Obtain	Comments
	Hydraulic Oil Sample

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^( 1 )

N = Normal, M = Monitor, A = Action

Differential & Final Drive Oil Samples (Inboard Final Drives)

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Table 18
Status ⁽¹⁾	Description	Obtain	Comments
	Front Differential & Final Drive Oil Sample
	Rear Differential & Final Drive Oil Sample

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^( 1 )

N = Normal, M = Monitor, A = Action

Differential & Final Drive Oil Samples (Outboard Final Drives)

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Table 19
Status ⁽¹⁾	Description	Obtain	Comments
	Front Differential Oil Sample
	Rear Differential Oil Sample
	Left Front Final Drive Oil Sample
	Right Front Final Drive Oil Sample
	Left Rear Final Drive Oil Sample
	Right Rear Final Drive Oil Sample