980H Wheel Loader TA2 Technical Inspection{0372, 1000, 7000, 753T, 7565} Caterpillar

980H Wheel Loader TA2 Technical Inspection{0372, 1000, 7000, 753T, 7565}

Usage:

980H PF8

Wheel Loader:: 980H (S/N: PF81-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
Description	Specification	Comments
Inspect Battery Cables
Battery Test		Refer to Special Instruction, SEHS7633, "Battery Test Procedure".
Charging System Test	Enter Value
Electric Starting System Test	Enter Value

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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	-	Refer to Operation and Maintenance Manual.

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

Fuel System

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Table 3
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Fuel Pressure at Rated Speed	586 ± 200 kPa ( 85 ± 29 psi)

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N = Normal, M = Monitor, A = Action

Lubrication System

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Table 4
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Engine Oil Pressure at Low Idle	103.42140 kPa ( 15 psi) to 600 kPa ( 87 psi)
	Engine Oil Pressure at Full Load Speed	276 kPa ( 40 psi) to 600 kPa ( 87 psi)

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N = Normal, M = Monitor, A = Action

Basic Engine

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Table 5
Description	Specification	Comments
Engine Speed at Low Idle	800 ± 10 rpm
Engine Speed at High Idle	2200 ± 10 rpm
Torque Converter Stall Test Engine RPM	1200 ± 10 rpm
Torque Converter Stall Test Engine RPM	1200 ± 10 rpm
Cylinder Cutout Test	-	Cat^® Electronic Technician (Cat ET) Service Tool

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N = Normal, M = Monitor, A = Action

Air Inlet and Exhaust System

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Table 6
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Torque Converter Stall Test Boost Pressure	112.8 ± 16 cm mercury (44.4 ± 6.3 inch mercury)
	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⁾	-

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

Hydraulic Performance Checks

Implement Cycle Time-Check

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Table 7
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Hydraulic Oil Temperature (recommended for hydraulic testing)	60° C (140° F) to 66° C (151° F)
	Raise Level Bucket From The Ground To The Lift Stroke	6.0 to 7.0 seconds
	Dump Bucket To Stops With The Lift Cylinders Extended And The Bucket Fully Racked	1.5 to 2.5 seconds

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N = Normal, M = Monitor, A = Action

Lift and Tilt Cylinder Drift - Check

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Table 8
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Oil Temperature	Above 40° C (104° F)5 minutes
	Lift Cylinder	15 mm (0.6 inch) With lift cylinders fully extended, the allowable drift shall be no more than 15 mm (0.6 inch) lift rod retraction in 5 minutes.
	Tilt Cylinder	20 mm (0.8 inch) over 5 minutes With lift cylinders fully extended and bucket level, the allowable drift shall be no more than 20 mm (0.8 inch) of tilt rod retraction in 5 minutes.

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N = Normal, M = Monitor, A = Action

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Table 9
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Oil Temperature	50° C (122° F) to 65° C (149° F)
	Lift Cylinder	15 mm (0.6 inch) 2.7 minutes
	Tilt Cylinder	20 mm (0.8 inch) over 2.7 minutes

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N = Normal, M = Monitor, A = Action

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Table 10
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Oil Temperature	Above 65° C (149° F)
	Lift Cylinder	15 mm (0.6 inch) 1.7 minutes		The allowable drift shall be no more than 15 mm (0.59055 inch) lift rod retraction in 5 minutes.
	Tilt Cylinder	20 mm (0.8 inch) 1.7 minutes

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N = Normal, M = Monitor, A = Action

Brake Performance Checks

Brake Charge Valve Check

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Table 11
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Cut - In Pressure ( 172-6144 Accumulator Charging Valve )	11725 ± 345 kPa (1700 ± 50 psi)
	Cut - Out Pressure ( 172-6144 Accumulator Charging Valve )	14485 ± 345 kPa (2100 ± 50 psi)
	Cut - In Pressure ( 235-0254 Accumulator Charging Valve )	12411 ± 345 kPa (1800 ± 50 psi)
	Cut - Out Pressure ( 235-0254 Accumulator Charging Valve )	15237 ± 345 kPa (2210 ± 50 psi)

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N = Normal, M = Monitor, A = Action

Steering Performance Checks

Steering Time - Check

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Table 12
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Steering Time (High Idle)	3.0± 0.5 Seconds

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N = Normal, M = Monitor, A = Action

Hydraulic System

Hydraulic Oil Temperature - Test

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Table 13
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Hydraulic Oil Temperature (recommended for hydraulic testing)	60° C (140° F) to 66° C (151° F)

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N = Normal, M = Monitor, A = Action

Implement Control System Calibration (for machines shipped with the bucket installed) - Test

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Table 14
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Main Relief Pressure	2300 rpm minimum 20700 ± 340 kPa (3000 ± 50 psi)
	Main Relief Pressure (for machines with block handler)	2300 rpm minimum 22400 ± 340 kPa (3250 ± 50 psi)

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N = Normal, M = Monitor, A = Action

Pilot Pressure - Test

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Table 15
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Pilot Pressure (Low Idle	3240 kPa (470 psi)
	Pilot Pressure (High Idle	3240 kPa (470 psi) to 3790 kPa (550 psi)

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N = Normal, M = Monitor, A = Action

Units With Attachment Third Valve - Accessory Cylinder Relief Pressure - Test

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Table 16
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Accessory Cylinder Relief Pressure (Cylinder End)	12400 ± 400 kPa (1780 ± 60 psi)
	Accessory Cylinder Relief Pressure (Rod End)	17200 ± 400 kPa (2495 ± 60 psi)

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N = Normal, M = Monitor, A = Action

Lift Cylinder Head End Pressure - Test

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Table 17
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Lift Cylinder Head End Pressure	20700 ± 967 kPa (3000 ± 140 psi)
	Lift Cylinder Head End Pressure (for machines with block handler option)	22400 ± 967 kPa (3250 ± 140 psi)

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N = Normal, M = Monitor, A = Action

Ride Control Accumulator - Test

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Table 18
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Oil Temperature	21° C (70° F)
	Charge Pressure (at Ambient Temperature)	3171 ± 159 kPa (460 ± 23 psi)

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N = Normal, M = Monitor, A = Action

Power Train System

Test for the Transmission Pump Pressure

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Table 19
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Torque Converter Oil Temperature	60° C (140° F) to 120° C (248° F)
	Transmission Sump Oil Temperature	70° C (158° F) to 90° C (194° F)
	Pump Pressure Measured At Filter - High Idle(machines with serial number less than 4000)	2720 kPa (395 psi) to 3070 kPa (445 psi)
	Pump Pressure Measured At Filter - High Idle (machines with serial number 4000 and up)	2135 kPa (310 psi) to 2485 kPa (360 psi)

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N = Normal, M = Monitor, A = Action

HD Transmission Lube Oil Pressure

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Table 20
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Torque Converter Oil Temperature	77° C (170° F) to 90° C (194° F)
	Transmission Sump Oil Temperature	Temperature to be within 6° C ( 43° F) of torque converter temperature
	Lube Oil Pressure (High Idle)	300 kPa (45 psi) to 414 kPa (60 psi)
	FLube Oil Pressure (High Idle 17" HD Transmission)	93 kPa (15 psi) to 172 kPa (25 psi)

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N = Normal, M = Monitor, A = Action

Steering System

Piston Pump (Steering) High Pressure Stall - Test

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Table 21
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Piston Pump (Steering) High Pressure Stall - Test	24000 ± 350 kPa (3480 ± 50 psi)

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N = Normal, M = Monitor, A = Action

Piston Pump (Steering) Margin Pressure - Test

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Table 22
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Margin Pressure	2400 kPa (348 psi)

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N = Normal, M = Monitor, A = Action

Piston Pump (Steering) Low Pressure Standby - Test

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Table 23
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Piston Pump (Steering) Low Pressure Standby (High Idle)	3900 kPa (565 psi)

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N = Normal, M = Monitor, A = Action

Relief Valve (Pump Backup) - Test

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Table 24
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Relief Valve (Pump Backup) - Test	27600 ± 700 kPa (4000 ± 100 psi)
	Pump Stall Pressure	24000 ± 350 kPa (3500 ± 50 psi)

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N = Normal, M = Monitor, A = Action

Relief Valve (Steering Cylinder Crossover) - Test

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Table 25
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Relief Valve (Steering Cylinder Crossover) - Test	29100 ± 1300 kPa (4220 ± 188 psi)

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N = Normal, M = Monitor, A = Action

Steering Pilot System Pressure - Test

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Table 26
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Steering Pilot Pressure	1600 to 3000 kPa (232 to 435 psi)

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N = Normal, M = Monitor, A = Action

Brake and Hydraulic Fan System

Service Brake Control Valve Pressure - Test

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Table 27
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Front and Rear Brake (Brake ON at Low Idle)	3960 kPa (575 psi) to 4660 kPa (675 psi) It is normal for the rear brake pressure to be approximately 350 kPa (50 psi) higher than the front brake pressure
	Front and Rear Brake (Brake Released at Low Idle)	172 kPa (25 psi)

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N = Normal, M = Monitor, A = Action

Brake Charge Valve - Check

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Table 28
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Front and Rear Brake (Brake ON at Low Idle)	3960 kPa (575 psi) to 4660 kPa (675 psi) It is normal for the rear brake pressure to be approximately 350 kPa (50 psi) higher than the front brake pressure
	Front and Rear Brake (Brake Released at Low Idle)	172 kPa (25 psi)

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N = Normal, M = Monitor, A = Action

Hydraulic Fan Drive Minimum Fan Speed - Test

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Table 29
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Temperature at Housing	Less Than 89° C (192° F)
	Temperature at IMT	Less than 50° C (122° F)
	Temperature at Hydraulic Sump	Less than 90° C (194° F)
	Temperature of Transmission Lube Oil	Less than 93° C (200° F)
	Min Fan Speed	500 + 75/-25 RPM

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N = Normal, M = Monitor, A = Action

Pump Discharge Pressure- Test

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Table 30
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Hydraulic Oil Temperature	60° C (140° F) to 80° C (176° F)
	Fan Speed (Serial numbers 4000 and up)	1400 +/-50
	Fan Speed (Serial numbers less than 4000)	1250 +/- 25
	Pump Discharge Pressure	16892 ± 1034 kPa (2450 ± 150 psi)
	Pump Discharge Pressure (for fans with auto reverse attachment)	19000 ± 1000 kPa (2755 ± 145 psi)