PL83 and PL87 Pipelayer TA2 Technical Inspection{0372, 1000, 7000, 753T, 7565} Caterpillar

Pipelayer:

PL83 (S/N: DLW1-UP; CB21-UP)

PL87 (S/N: TEC1-UP; ZAC1-UP)

Introduction

Inspections are the most basic form of condition monitoring. Inspections are easy to perform and are effective at helping you spot equipment health issues. Proactive monitoring and analysis of equipment information allows Dealers to intervene 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	28 ± 1 VDC		Refer to Special Instruction, REHS0354, "Charging System Troubleshooting".
	Electric Starting System Test	12 to 16 VDC at −23° C (−10° F) to −7° C (19° F)		Refer to Testing and Adjusting, SENR9832, "Electric Starting System - Test" for PL83 (S/N: DLW1-UP) and PL87 (S/N: ZAC1-UP). Refer to Testing and Adjusting, UENR3551, "Electric Starting System - Test" for PL83 (S/N: CB21-UP) and PL87 (S/N: TEC1-UP).
		14 to 18 VDC at −7° C (19° F) to 10° C (50° F)
		16 to 24 VDC at 10° C (50° F) to 27° C (80° F)

( 1 )

N = Normal, M = Monitor, A = Action

Engine

For PL83 (S/N: DLW1-UP) and PL87 (S/N: ZAC1-UP)

ReferenceRefer to Testing & Adjusting, SENR9832 for more detail on the following tests.

Cooling System

Table 2

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 Operation and Maintenance Manual.
	Difference between the Upper and Lower Radiator Tank Temperatures	2° ± 5°C (3° ± 9°F)
	Jacket Water Inlet Temperature from Cooling System	90 ° ± 3°C (192° ± 5°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	689 ± 180 kPa (100 ± 26 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Lubrication System

Table 4

Status (1)	Description	Specification	Actual	Comments
	Engine Oil Pressure at Low Idle	103 to 600 kPa (15 to 87 psi)
	Engine Oil Pressure at High Idle	207 to 600 kPa (30 to 87 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Basic Engine

Table 5

Status (1)	Description	Specification	Actual	Comments
	Engine Speed at Low Idle	700 ± 10 rpm
	Engine Speed at High Idle	2200 ± 10 rpm
	Torque Converter Stall Test Engine RPM	1300 ± 10 rpm
	Cylinder Cutout Test	-		Caterpillar Electronic Technician

( 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	113 ± 18 cm-Hg (45.5 ± 7 In-Hg)
	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)	-

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

For PL83 (S/N: CB21-UP) and PL87 (S/N: TEC1-UP)

ReferenceRefer to Testing & Adjusting, UENR3351 for more detail on the following tests.

Cooling System

Table 7

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 Operation and Maintenance Manual.
	Difference between the Upper and Lower Radiator Tank Temperatures	2° ± 5°C (3° ± 9°F)
	Jacket Water Inlet Temperature from Cooling System	90 ° ± 3°C (192° ± 5°F)

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

Fuel System

Table 8

Status (1)	Description	Specification	Actual	Comments
	Fuel Pressure	689 ± 180 kPa (100 ± 26 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Lubrication System

Table 9

Status (1)	Description	Specification	Actual	Comments
	Engine Oil Pressure at Low Idle	103 to 600 kPa (15 to 87 psi)
	Engine Oil Pressure at High Idle	207 to 600 kPa (30 to 87 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Basic Engine

Table 10

Status (1)	Description	Specification	Actual	Comments
	Engine Speed at Low Idle	700 ± 10 rpm
	Engine Speed at High Idle	2200 ± 10 rpm
	Torque Converter Stall Test Engine RPM	1300 ± 10 rpm
	Cylinder Cutout Test	-		Caterpillar Electronic Technician

( 1 )

N = Normal, M = Monitor, A = Action

Air Inlet and Exhaust System

Table 11

Status (1)	Description	Specification	Actual	Comments
	Torque Converter Stall Test Boost Pressure	113 ± 18 cm-Hg (45.5 ± 7 In-Hg)
	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)	-

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

Hydraulic System

ReferenceRefer to Testing & Adjusting, UENR4141, "Hydraulic Systems" for more detail on the following test.

Counterweight Relief Valve - Test and Adjust

Table 12

Status (1)	Description	Specification	Actual	Comments
	Presure at (CWP) port at HIGH IDLE with the CTWT stalled	20750 ± 350 kPa (3010 ± 50 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Accumulator - Test and Charge

Table 13

Status (1)	Description	Specification	Actual	Comments
	Accumulator System Pressure at Port (CP) at HIGH IDLE	3470 ± 200 kPa (503 ± 29 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Fan Hydraulic System

ReferenceRefer to Testing & Adjusting, UENR4141, "Hydraulic Systems" for more detail on the following test.

Hydraulic Fan Speed (On Demand) - Test and Adjust

Table 14

Status (1)	Description	Specification	Actual	Comments
	Pressure Override Valve (POR) Pressure at (FMA) and (FMB) ports at LOW IDLE	29000 ± 1000 kPa (4206 ± 145 psi)
	Crossover Relief and Makeup Valve Pressure (Bench Test)	32000 ± 1000 kPa (4641 ± 145 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Power Train System

ReferenceRefer to Testing & Adjusting, UENR4141, "Power Train System" for more detail on the following test.

Relief Valve (Transmission) - Test and Adjust

Table 15

Status (1)	Description	Specification	Actual	Comments
	Low Idle (P1)	2585 ± 105 kPa (375 ± 15 psi)
	Pressure at clutch (5)	2250 ± 170 kPa (325 ± 25 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Relief Valve (Torque Converter Inlet) Pressure - Test

Table 16

Status (1)	Description	Specification	Actual	Comments
	Cold oil, start at low idle slowly increase engine rpm (M)	Less than 900 ± 70 kPa (130 ± 10 psi)

( 1 )

N = Normal, M = Monitor, A = Action

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

Table 17

Status (1)	Description	Specification	Actual	Comments
	Low Idle NEUTRAL at Pressure Port (N)	380 ± 70 kPa (55 ± 10 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Transmission Lubrication Oil Pressure - Test

Table 18

Status (1)	Description	Specification	Actual	Comments
	Low Idle (L1)	13 ± 12 kPa (1.9 ± 1.7 psi)
	High Idle (L1)	170 ± 35 kPa (25 ± 5 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Flywheel Lubrication Oil Pressure - Test

Table 19

Status (1)	Description	Specification	Actual	Comments
	Low Idle (L2)	135 ± 65 kPa (20 ± 10 psi)
	High Idle (L2)	270 ± 100 kPa (39 ± 15 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Steering System

ReferenceRefer to Testing & Adjusting, UENR4141, "Hydraulic Systems" for more detail on the following test.

Piston Pump (Steering) - Test and Adjust

Table 20

Status (1)	Description	Specification	Actual	Comments
	Crossover Relief/Makeup Valve Pressure (Bench Test)	46000 ± 1000 kPa (6670 ± 145 psi)
	High Pressure Cutoff (SMA) MAX STEER LEFT	42000 ± 700 kPa (6092 ± 102 psi)
	High Pressure Cutoff (SMB) MAX STEER RIGHT	42000 ± 700 kPa (6092 ± 102 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Braking System

ReferenceRefer to Testing & Adjusting, UENR4141, "Braking System" for more detail on the following test.

Brake Pressure - Test

Table 21

Status (1)	Description	Specification	Actual	Comments
	Brake Pressure at Pressure Tap (B1) or (B2) with the Parking Brake On or the Service Brakes Fully Engaged	70 kPa (10 psi) or less
	Low Idle at Pressure Tap (B1) or (B2)	2385 ± 190 kPa (346 ± 28 psi)
	High Idle at Pressure Tap (B1) or (B2)	2700 ± 235 kPa (392 ± 34 psi)
	Low Idle Left Final Drive Lube (LB1)	11 ± 10 kPa (1.6 ± 1.5 psi)
	High Idle Left Final Drive Lube (LB1)	140 ± 50 kPa (20 ± 7.25 psi)
	Low Idle Right Final Drive Lube (LB2)	11 ± 10 kPa (1.6 ± 1.5 psi)
	High Idle Right Final Drive Lube (LB2)	125 ± 50 kPa (18 ± 7.25 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Winch System

ReferenceRefer to Testing & Adjusting, UENR4141, "Winch System" for more detail on the following test.

Piston Pump (Charge) - Test and Adjust

Table 22

Status (1)	Description	Specification	Actual	Comments
	High-pressure Cutoff Pressure at Port (CB) at HIGH IDLE	4000 ± 350 kPa (580 ± 50 psi)

( 1 )

N = Normal, M = Monitor, A = Action

Winch Brake Oil Pressure - Test

Table 23

Status (1)	Description	Specification	Actual	Comments
	Pressure at port (HB) or (BB) with the winches not moving	0 kPa (0 psi)
	Pressure at port (HB) or (BB) with the winches moving in the LOWER direction	4000 ± 350 kPa (580 ± 50 psi)

( 1 )

N = Normal, M = Monitor, A = Action

S.O.S

ReferenceRefer to Operation and Maintenance Manual, SEBU9256, "Maintenance Interval Schedule" for more detail on performing S.0.S samples.

Table 24

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

( 1 )

N = Normal, M = Monitor, A = Action