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CW34 Pneumatic Compactor TA2 Technical Inspection {0372, 1000, 7000, 753T, 7565} Caterpillar


CW34 Pneumatic Compactor TA2 Technical Inspection {0372, 1000, 7000, 753T, 7565}

Usage:

CW34 3G4
Pneumatic Compactor
CW34 (S/N: AL31-UP; 3G41-UP; B7L1-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.

  1. Click format to print.

  2. Save the document as an HTML format.

  3. 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).    Refer to Operation and Maintenance Manual, KEBU7595, "Battery or Battery Cables - Inspect/Replace". 
  Battery Test  12.4 VDC or more    Refer to Special Instruction, SEHS7633, "Battery Test Procedure". 
  Charging System Test      Refer to Special Instruction, UENR4515, "Charging System Troubleshooting" 
  Electric Starting System Test      Refer to Testing and Adjusting, UENR4515, "Electric Starting System - Test" 
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(1) N = Normal, M = Monitor, A = Action

Engine

Cooling System

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Table 2
Status(1)  Description  Specification  Actual  Comments 
  Radiator Pressure Relief (Radiator Cap)(2)      Use 9S-8140 Pressurizing Pump to test the radiator pressure cap. 20 kPa (3 psi) more than the pressure marked on the cap. 
  Check Belt Tension       
  Test Engine Coolant       
  Engine Coolant Temperature       
  Radiator Temperature Drop       
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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 of the low-pressure fuel system at idle speed  150 kPa (22 psi)     
  Maximum fuel pressure of the high-pressure fuel system  200000 kPa (29008 psi)     
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(1) N = Normal, M = Monitor, A = Action

Lubrication System

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Table 4
Status(1)  Description  Specification  Actual  Comments 
  Minimum engine oil Pressure at maximum engine speed  280 kPa (41 psi)     
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(1) N = Normal, M = Monitor, A = Action

Basic Engine

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Table 5
Status(1)  Description  Specification  Actual  Comments 
  Engine Speed at Low Idle       
  Engine Speed at High Idle       
  Cylinder Cutout Test      Caterpillar Electronic Technician 
  Engine Crankcase Pressure (Blowby)       
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(1) N = Normal, M = Monitor, A = Action

Air Inlet and Exhaust System

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Table 6
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)       
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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, UENR6289 for more detail on the following test.

Water Spray Pump Flow - Test

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Table 7
Status(1)  Description  Specification  Actual  Comments 
  Target water spray pump flow  8 L/min (2 US gpm)     
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(1) N = Normal, M = Monitor, A = Action

Emulsion Spray Pump Flow - Test

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Table 8
Status(1)  Description  Specification  Actual  Comments 
  Emulsion pump flow rate  8 L/min (2 US gpm)     
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(1) N = Normal, M = Monitor, A = Action

Propel System

Reference: Refer to Testing & Adjusting, UENR6287 for more detail on the following test.

Relief Valve (Charge) - Test and Adjust

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Table 9
Status(1)  Description  Specification  Actual  Comments 
  Engine speed at high idle  2300 ± 50 RPM     
  Engine speed at low idle  1000 ± 25 RPM     
  Oil temperature  43.0° ± 5.6°C (110 .0° ± 43.0°F)     
  Target Pressure  3200 ± 200 kPa (464 ± 29 psi)     
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(1) N = Normal, M = Monitor, A = Action

Relief Valve (Main) - Test and Adjust

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Illustration 1g06182404
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Illustration 2g06182405

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Table 10
Status(1)  Description  Specification  Actual  Comments 
  The pressure reading at port "Mb" (1) and forward pressure tap "Md" at hose assembly (2)  43100 ± 1700 kPa (6251 ± 247 psi)     
  The pressure reading at port "Mc" (3) and reverse pressure tap "Ma" at hose assembly (4)  43100 ± 1700 kPa (6251 ± 247 psi)     
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(1) N = Normal, M = Monitor, A = Action

Case Drain Flow for Piston Motor (Axle Propel) - Test

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Table 11
Status(1)  Description  Specification  Actual  Comments 
  Right motor case flow  15 L/min (4 US gpm)     
  Flushing valve directs flow into the motor case  9.5 ± 1.9 L/min (2.5 ± 0.5 US gpm)     
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(1) N = Normal, M = Monitor, A = Action

Piston Pump (Propel) - Calibrate

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Table 12
Status(1)  Description  Specification  Actual  Comments 
  Minimum hydraulic oil temperature for test  45° C (113 ° F)     
  Approximate machine weight  27000 kg (59525 lb)     
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(1) N = Normal, M = Monitor, A = Action

Brake Pedal - Test

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Table 13
Status(1)  Description  Specification  Actual  Comments 
  Minimum hydraulic oil temperature for test  43.0° ± 5.6°C (110 .0° ± 43.0°F)     
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(1) N = Normal, M = Monitor, A = Action

Parking Brake Release Pressure - Test

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Table 14
Status(1)  Description  Specification  Actual  Comments 
  Minimum parking brake pressure  1930 kPa (280 psi)     
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(1) N = Normal, M = Monitor, A = Action

Vibratory System

Reference: Refer to Testing & Adjusting, UENR6287 for more detail on the following test.

Piston Pump Neutral (Mechanical) - Test and Adjust

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Table 15
Status(1)  Description  Specification  Actual  Comments 
  Target differential pressure between port "Mb" and port "Ma"  Less than 150 kPa (22 psi)     
  Servo pressure at port "M4"  95 kPa (14 psi) to 200 kPa (29 psi)     
  Tighten the lock screw  14.5 N·m (10.7 lb ft)     
  Target differential pressure between port "Ma" and port "Mb" on the rear section of the pump  Less than 150 kPa (22 psi)     
  Servo pressure at port "M5"  95 kPa (14 psi) to 200 kPa (29 psi)     
  Tighten the lock screw  14.5 N·m (10.7 lb ft)     
  Tighten the locknut  10 N·m (7 lb ft)     
  Tighten the plugs  12 N·m (9 lb ft)     
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(1) N = Normal, M = Monitor, A = Action

Pump Control (Electronic Displacement Control) Neutral - Test and Adjust

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Illustration 3g06182417
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Illustration 4g06182418

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Table 16
Status(1)  Description  Specification  Actual  Comments 
  Target differential pressure  Less than 150 kPa (22 psi)     
  Hold adjustment screw (2) in place and tighten the locknut (1)  10 N·m (7 lb ft)     
  Tighten the plugs  12 N·m (9 lb ft)     
  Target differential pressure  Less than 150 kPa (22 psi)     
  Hold adjustment screw (4) in place and tighten the locknut (3)  10 N·m (7 lb ft)     
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(1) N = Normal, M = Monitor, A = Action

Steering System

Reference: Refer to Testing & Adjusting, UENR6289 for more detail on the following test.

Relief Valve (Steering) - Test

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Table 17
Status(1)  Description  Specification  Actual  Comments 
  Steering relief pressure  17200 ± 1400 kPa (2495 ± 203 psi)     
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(1) N = Normal, M = Monitor, A = Action

Fan Motor Speed (Radiator Cooling) - Test

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Table 18
Status(1)  Description  Specification  Actual  Comments 
  Maximum target fan speed  2100 ± 100 RPM     
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(1) N = Normal, M = Monitor, A = Action

Steering Pump Flow - Test

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Table 19
Status(1)  Description  Specification  Actual  Comments 
  Steering pump flow  60 L/min (16 US gpm)     
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(1) N = Normal, M = Monitor, A = Action

Relief Valve (Steering) - Test

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Table 20
Status(1)  Description  Specification  Actual  Comments 
  Relief valve (Steering) - Test  17200 ± 1400 kPa (2495 ± 203 psi)     
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(1) N = Normal, M = Monitor, A = Action

Relief Valve (Side cutter) - Test and Adjust

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Table 21
Status(1)  Description  Specification  Actual  Comments 
  Relief valve (side cutter) - Test and adjust  10000 ± 10000 kPa (1450 ± 1450 psi)     
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(1) N = Normal, M = Monitor, A = Action

S·O·S Samples

Reference: Refer to Operation and Maintenance Manual, KEBU7595, "Maintenance Interval Schedule" for more detail on performing S.0.S samples.

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Table 22
Status(1)  Description  Obtain  Comments 
  Engine Oil Sample     
  Engine Coolant Sample (Level II)     
  Hydraulic System Oil Sample     
  Vibratory Bearing Oil Sample     
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(1) N = Normal, M = Monitor, A = Action

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