TA2 Inspection for C175-16 and C175-20 Engines{1000} Caterpillar

TA2 Inspection for C175-16 and C175-20 Engines{1000}

Usage:

Generator Set:: C175-16 (S/N: WYB1-UP)
Engine:: C175-16 (S/N: WYC1-UP; P6L1-UP; R1X1-UP); C175-20 (S/N: BXR1-UP)

Introduction

Inspections are a basic form of condition monitoring. Proactive monitoring and analysis of equipment information will allow dealers to intervene before problems occur.

The specifications that are provided in this publication are typical. Actual measurements from your engine may differ slightly.

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Engine Systems

Cooling System

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Table 1
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Radiator Pressure Relief (Radiator Cap) ⁽²⁾	-
	Freezing Point of Engine Coolant	-
	Conditioner Test of Engine Coolant	-
	Belt Tension	-		Refer to the Operation and Maintenance Manual
	Difference between the Upper and Lower Radiator Tank Temperatures	-

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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 2
Status	Description	Specification	Actual	Comments
	Fuel Pressure	90 ± 20 kPa (13 ± 3 psi)

Lubrication System

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Table 3
Status	Description	Specification	Actual	Comments
	Engine Oil Pressure at Low Idle	375 ± 75 kPa (54 ± 10 psi)
	Engine Oil Pressure at High Idle	700 ± 100 kPa (101 ± 14.5 psi)

Basic Engine

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Table 4
Status ⁽¹⁾	Description	Specification	Actual	Comments
	Engine Speed at High Idle	1800 ± 10 rpm or 1500 ± 10 rpm
	Engine Speed at Low Idle	900 ± 10 rpm
	Cylinder Cutout Test	-		Caterpillar Electronic Technician (ET)
	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
	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⁾	-
	Cylinder # 9 Exhaust Temperature ⁽²⁾	-
	Cylinder # 10 Exhaust Temperature ⁽²⁾	-
	Cylinder # 11 Exhaust Temperature ⁽²⁾	-
	Cylinder # 12 Exhaust Temperature ⁽²⁾	-
	Cylinder # 13 Exhaust Temperature ⁽²⁾	-
	Cylinder # 14 Exhaust Temperature ⁽²⁾	-
	Cylinder # 15 Exhaust Temperature ⁽²⁾	-
	Cylinder # 16 Exhaust Temperature ⁽²⁾	-
	Cylinder # 17 Exhaust Temperature ⁽²⁾	-
	Cylinder # 18 Exhaust Temperature ⁽²⁾	-
	Cylinder # 19 Exhaust Temperature ⁽²⁾	-
	Cylinder # 20 Exhaust Temperature ⁽²⁾	-

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

Electrical System

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Table 6
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 ⁽²⁾	24 VDC or more
	Charging System Test ⁽³⁾	18 VDC to 32 VDC
	Electric Starting System Test ⁽⁴⁾	12 to 16 V at −23° C (−10° F) to −7° C (19° F)
		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
^( 2 )	Refer to Special Instruction, SEHS7633, "Battery Test Procedure".
^( 3 )	Refer to Special Instruction, REHS0354, "Charging System Troubleshooting".
^( 4 )	Refer to Testing and Adjusting, RENR9808, "Electric Starting System - Test".