320C Excavator TA2 Technical Inspection {0372, 1000, 7000, 753T, 7565} Caterpillar

320C Excavator TA2 Technical Inspection {0372, 1000, 7000, 753T, 7565}

Usage:

320C AMC

Excavator: 320C (S/N: ANB1-UP; MAB1-UP; PAB1-UP; AMC1-UP; BDC1-UP; HBC1-UP; CCD1-UP; EAG1-UP; GNG1-UP; SBN1-UP; BER1-UP; BPR1-UP; HKT1-UP; RAW1-UP; BRX1-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 electronic copy from SIS web.

Click format to print.
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Open the document with Microsoft Word.

Engine

Cooling System

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Table 1
Status⁽¹⁾	Description	Specification	Actual	Comments
	Radiator Pressure Relief (Radiator Cap)
	Check Freezing Point of Engine Coolant
	Test Engine Coolant Conditioner
	Check Belt Tension
	Engine Coolant Temperature	89° ± 3°C (192° ± 5°F)
	Radiator Temperature Drop (Out - In)	4° ± 5°C (39° ± 9°F)

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⁽¹⁾	N = Normal, M = Monitor, A = Action

Fuel System

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Table 2
Status⁽¹⁾	Description	Specification	Actual	Comments
	Fuel Pressure (Low Idle)
	Fuel Pressure (High Idle)	290 + 110 - 90 kPa (42 + 16 - 13 psi)

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⁽¹⁾	N = Normal, M = Monitor, A = Action

Lubrication System

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Table 3
Status⁽¹⁾	Description	Specification	Actual	Comments
	Engine Oil Pressure at Low Idle
	Engine Oil Pressure at High Idle

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⁽¹⁾	N = Normal, M = Monitor, A = Action

Basic Engine

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Table 4
Status⁽¹⁾	Description	Specification			Actual	Comments
Status⁽¹⁾	Description	New	Rebuild	Service Limit	Actual	Comments
	Engine Performance - Test (Engine Speed)
	No Load Low Idle AEC OFF	1000 ± 50		1000 ± 100
	No Load High Idle AEC OFF 0 to 3 seconds	1970 ± 50		1770 to 2020
	No Load High Idle AEC OFF > 3 seconds	1860 ± 50		1660 to 1910
	No Load High Idle AEC ON	1300 ± 50		1300 ± 100
	Maximum Speed with Load Pump stall condition	1760 ± 40	1670	1620
	Cylinder Cutout Test
	Engine Crankcase Blowby Pressure

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⁽¹⁾	N = Normal, M = Monitor, A = Action

Air Inlet and Exhaust System

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Table 5
Status⁽¹⁾	Description	Specification	Actual	Comments
	Inlet Manifold Pressure - Test	130 ± 19.5 kPa (19 ± 3 psi)
	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

Reference: Refer to Testing & Adjusting, RENR3817, "Hydraulic System" for more detail on the following test.

Operational Checks

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Table 6
Status⁽¹⁾	Description	Specification			Actual	Comments
Status⁽¹⁾	Description	New	Rebuild	Service Limit	Actual	Comments
	Travel on Level Ground - Test
	Travel Speed - Check
	Travel Distance	25 m (82 ft)	25 m (82 ft)	25 m (82 ft)		First 5 m (16.4 ft) is preliminary. Measure travel time for remaining 20 m (65.6 ft).
	High Forward	14.0 or less	15.0 or less	16.0 or less
	High Reverse	14.0 or less	15.0 or less	16.0 or less
	Low Forward	22.0 or less	23.5 or less	25.0 or less
	Low Reverse	22.0 or less	23.5 or less	25.0 or less
	Travel Deviation - Check
	High Forward	800 mm (31.5 inch) or less	1200 mm (47.2 inch) or less	1500 mm (59.1 inch) or less
	High Reverse	800 mm (31.5 inch) or less	1200 mm (47.2 inch) or less	1500 mm (59.1 inch) or less
	Low Forward	800 mm (31.5 inch) or less	1200 mm (47.2 inch) or less	1500 mm (59.1 inch) or less
	Low Reverse	800 mm (31.5 inch) or less	1200 mm (47.2 inch) or less	1500 mm (59.1 inch) or less
	Travel on Level Ground - Test (Optional Test) (Standard U/C)					See Table 7 for Long U/C
	Travel Speed (Right Track)
	High Forward	17.0 or less	18.0 or less	19.0 or less
	High Reverse	17.0 or less	18.0 or less	19.0 or less
	Low Forward	27.5 or less	28.5 or less	30.5 or less
	Low Reverse	27.5 or less	28.5 or less	30.5 or less
	Travel Speed (Left Track)
	High Forward	17.0 or less	18.0 or less	19.0 or less
	High Reverse	17.0 or less	18.0 or less	19.0 or less
	Low Forward	27.5 or less	28.5 or less	30.5 or less
	Low Reverse	27.5 or less	28.5 or less	30.5 or less
	Machine Drift on a Slope - Check	0	0	0
	Swing Speed and Overswing on Level Ground - Check
	Swing Speed (Right Swing)	4.2 or less	4.6 or less	5.2 or less
	Swing Speed (Left Swing)	4.2 or less	4.6 or less	5.2 or less
	Swing Drift (Right Swing)	1100 mm (43.3 inch) or less	1200 mm (47.2 inch) or less	1400 mm (55.1 inch) or less
	Swing Drift (Left Swing)	1100 mm (43.3 inch) or less	1200 mm (47.2 inch) or less	1400 mm (55.1 inch) or less
	Swing Speed and Swing Drift on a Slope -Check
	Swing Speed (Right Swing)	5.2 or less	5.7 or less	6.5 or less
	Swing Speed (Left Swing)	5.2 or less	5.7 or less	6.5 or less
	Swing Drift (Right Swing)	0	0	0
	Swing Drift (Left Swing)	0	0	0
	Cylinder Drift - Check (Loaded Bucket)
	Weight of Bucket Load	1050 kg (2315 lb)				Standard U/C 1050 kg (2310 lb) - (Long U/C 1200 kg (2650 lb)
	Boom Cylinder	6 mm (0.24 inch)	12 mm (0.47 inch)	24 mm (0.94 inch)
	Stick Cylinder	12 mm (0.47 inch)	18 mm (0.71 inch)	30 mm (1.18 inch)
	Bucket Cylinder	18 mm (0.71 inch)	27 mm (1.01 inch)	45 mm (1.77 inch)
	Cylinder Drift - Check (Empty Bucket)
	Boom Cylinder	6 mm (0.24 inch)	12 mm (0.47 inch)	24 mm (0.94 inch)
	Stick Cylinder	10 mm (0.39 inch)	15 mm (0.59 inch)	25 mm (0.98 inch)
	Bucket Cylinder	10 mm (0.39 inch)	15 mm (0.59 inch)	25 mm (0.98 inch)
	Stick Cylinder	25 mm (0.98 inch)	30 mm (1.18 inch)	40 mm (1.57 inch)
	Bucket Cylinder	20 mm (0.79 inch)	25 mm (0.98 inch)	35 mm (1.38 inch)
	Cylinder Speed - Check
	Boom Extension	2.8 ± 0.5	3.2 or less	3.6 or less
	Boom Retraction	1.9 ± 0.5	2.2 or less	2.4 or less
	Stick Extension	3.2 ± 0.5	3.7 or less	4.2 or less
	Stick Retraction	2.4 ± 0.5	2.6 or less	3.0 or less
	Bucket Extension	3.3 ± 0.5	3.8 or less	4.3 or less
	Bucket Retraction	1.8 ± 0.5	2.1 or less	2.3 or less

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⁽¹⁾	N = Normal, M = Monitor, A = Action

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Table 7
Status⁽¹⁾	Description	Specification			Actual	Comments
Status⁽¹⁾	Description	New	Rebuild	Service Limit	Actual	Comments
	Travel on Level Ground - Test (Optional Test) (Long U/C)
	Travel Speed (Right Track)
	High Forward	18.5 or less	19.6 or less	20.7 or less
	High Reverse	18.5 or less	19.6 or less	20.7 or less
	Low Forward	30.0 or less	31.0 or less	33.2 or less
	Low Reverse	30.0 or less	31.0 or less	33.2 or less
	Travel Speed (Left Track)
	High Forward	18.5 or less	19.6 or less	20.7 or less
	High Reverse	18.5 or less	19.6 or less	20.7 or less
	Low Forward	30.0 or less	31.0 or less	33.2 or less
	Low Reverse	30.0 or less	31.0 or less	33.2 or less

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⁽¹⁾	N = Normal, M = Monitor, A = Action

Hydraulic System

Reference: Refer to Testing & Adjusting, RENR3817, "Hydraulic System" for more detail on the following test.

Pilot System

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Table 8
Status⁽¹⁾	Description	Specification	Actual	Comments
	Relief Valve (Pilot)	4100 ± 200 kPa (595 ± 29 psi)

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⁽¹⁾	N = Normal, M = Monitor, A = Action

Accumulator (Pilot) - Test and Charge

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Table 9
Status⁽¹⁾	Description	Specification	Actual	Comments
	Pilot Accumulator	1035 kPa (150 psi)		Should stay above 1035 kPa (150 psi) for 1 minute

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⁽¹⁾	N = Normal, M = Monitor, A = Action

Relief Valve (Main) - Test

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Table 10
Status⁽¹⁾	Description	Specification	Actual	Comments
	Relief Valve Main - Test and Adjust
	Pump 1	34300 ± 490 kPa (4950 ± 72 psi)
	Pump 2
	Boom Extension	36800 ± 1470 kPa (5350 ± 215 psi)
	Stick Extension	36800 ± 1470 kPa (5350 ± 215 psi)
	Stick Retraction	36800 ± 1470 kPa (5350 ± 215 psi)
	Bucket Extension	36800 ± 1470 kPa (5350 ± 215 psi)
	Bucket Retraction	36800 ± 1470 kPa (5350 ± 215 psi)
	Relief Valve Main - Test and Adjust (Heavy Lift)

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⁽¹⁾	N = Normal, M = Monitor, A = Action

Relief Valve (Swing) - Test

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Table 11
Status⁽¹⁾	Description	Specification	Actual	Comments
	Relief Valve Swing - Test and Adjust
	Right Swing	26000 ± 980 kPa (3750 ± 140 psi)
	Left Swing	26000 ± 980 kPa (3750 ± 140 psi)
	Swing Bearing Movement - Measure
	Vertical Movement of Swing Bearing	2 mm (0.08 inch)

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⁽¹⁾	N = Normal, M = Monitor, A = Action

Relief Valve (Crossover) - Test

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Table 12
Status⁽¹⁾	Description	Specification	Actual	Comments
	Relief Valve (Crossover) - Test and Adjust
	Power Shift Pressure (Fixed)	2900 kPa (420 psi)
	Forward Left Travel	36800 ± 1470 kPa (5350 ± 215 psi)
	Reverse Left Travel	36800 ± 1470 kPa (5350 ± 215 psi)
	Forward Right Travel	36800 ± 1470 kPa (5350 ± 215 psi)
	Reverse Right Travel	36800 ± 1470 kPa (5350 ± 215 psi)

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⁽¹⁾	N = Normal, M = Monitor, A = Action

Hydraulic Fan Speed - Test and Adjust (If Equipped)

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Table 13
Status⁽¹⁾	Description	Specification	Actual	Comments
	Maximum Fan Speed
	Minimum Fan Speed

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⁽¹⁾	N = Normal, M = Monitor, A = Action

Miscellaneous Hydraulic

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Table 14
Status⁽¹⁾	Description	Specification	Actual	Comments
	Air Pressure Regulator (Hydraulic Tank)
	Relief Valve (Counterweight Cylinder)
	Main Pump (Flow) - Test Constant Horsepower Control

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⁽¹⁾	N = Normal, M = Monitor, A = Action

Electrical System

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Table 15
Status⁽¹⁾	Description	Specification	Actual	Comments
	Battery Voltage (engine stopped)
	Battery Voltage at Low Idle)
	Battery Voltage at High Idle	28.5 ± 0.5
	Inspect Battery Cables
	Starter Draw Test

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⁽¹⁾	N = Normal, M = Monitor, A = Action

S.O.S

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Table 16
Status⁽¹⁾	Description	Obtain	Comments
	Engine Oil Sample
	Engine Coolant Sample (Level II)
	Hydraulic Oil Sample
	Swing Drive Oil Sample
	Right Final Drive Oil Sample
	Left Final Drive Oil Sample