Technical Analysis 1 (TA1) Visual Inspection for Compact Wheel Loaders {0372, 1000, 7000, 753S, 7565} Caterpillar


Technical Analysis 1 (TA1) Visual Inspection for Compact Wheel Loaders {0372, 1000, 7000, 753S, 7565}

Usage:

906 6ZS


Compact Wheel Loader
All

Introduction

Inspections are the most basic form of condition monitoring. They 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 before problems occur.

Note: Before adjusting product settings to comply with listed baseline TA1 values, consult SIS for the latest specification values.

Table 1
Serial Number:    Inspector:    Temperature:   
Model:    Work Order:    Time:   
Engine S/N:    SMU:    Date:   
Manufacture:    Unit Location:   
Note: Review Machine & S.O.S. History and check for Active Service Letters prior to inspection. 
Status of the Machine(1) 
The status recommendation of your Compact Wheel Loader is:   
(1) N = Normal, D = Down Machine, M = Monitor/Needs Attention

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.

Visual Inspection

1.0 Prepare Machine Inspection

Table 2
Sl.No.  Status(1)  Description  Comments 
1.1    Check with customer for operator complaints   
1.2    Prepare the machine for the inspection   
1.3    Perform safety/preparatory inspection   
1.4    Download machine fault codes   
1.5    Check Product Link   
      Is machine equipped with Product Link?   
      Is PL activated?   
      Is PL functioning properly?   
1.6    Observe engine exhaust colors   
1.7    Listen for unusual noises
(Engine, hydraulic pumps and motors, and axles) 
 
(1) N = Normal, M = Monitor, A = Action, Blank = Not Applicable

2.0 Lower-Level Inspection

Table 3
Sl.No.  Status(1)  Description  Comments 
2.1    Tires and rims   
2.2    Final drives and wheel spindles   
2.3    Front and rear differentials   
2.4    Drive shaft   
2.5    Parking brake   
2.6    Hydrostatic drive motor   
2.7    Transfer gear box   
2.8    Implement control valve   
2.9    Upper and lower hitch pins/bores   
2.10    Steering cylinders   
2.11    Fuel tank   
2.12    Main machine frame   
2.13    ROPS   
(1) N = Normal, M = Monitor, A = Action, Blank = Not Applicable

3.0 Middle-Level Inspection

Table 4
Sl.No.  Status(1)  Description  Comments 
3.1    Steps and handrails   
3.2    Work light/hazard lights   
3.3    Cab mounts   
3.4    Fenders   
3.5    Priority control valve, brake valve, and HMU   
3.6    Electronic control module   
3.7    Battery and battery cables   
3.8    Hood and platform   
3.9    Radiator cap   
3.10    Radiator and oil cooler   
3.11    Upper and lower radiator hoses   
3.12    Oil cooler lines   
3.13    Condenser and condenser lines   
3.14    Cooling fan, fan guard, and shroud   
3.15    Pulleys and belts   
3.16    Alternator   
3.17    Air conditioning compressor and compressor clutch   
3.18    Water pump   
3.19    Cylinder head and valve cover   
3.20    Exhaust manifold   
3.21    Turbocharger   
3.22    Fuel lines and fuel pump   
3.23    Engine mounts   
3.24    Electric starting motor   
3.25    Engine wiring harness   
3.26    Engine oil pan   
3.27    Air cleaner and pre-cleaner   
3.28    Air inlet lines   
3.29    Hydrostatic Pump & Implement Pump   
3.30    Fan, charge, and pilot pump   
3.31    Hydraulic tank   
(1) N = Normal, M = Monitor, A = Action, Blank = Not Applicable

4.0 Upper-Level Inspection

Table 5
Sl.No.  Status(1)  Description  Comments 
4.1    Cab exterior   
4.2    Cab interior   
(1) N = Normal, M = Monitor, A = Action, Blank = Not Applicable

5.0 Implement/Attachment Inspection

Table 6
Sl.No.  Status(1)  Description  Comments 
5.1    Lift cylinder   
5.2    Area where lift arm attaches to frame   
5.3    Tilt cylinder   
5.4    Area where tilt lever attaches to lift arm   
5.5    Bucket linkage   
5.6    Bucket wear plates   
5.7    Bucket side cutters   
5.8    Bucket edges, tips, and adapters   
5.9    Quick coupler   
5.10    Quick coupler cylinder   
(1) N = Normal, M = Monitor, A = Action, Blank = Not Applicable

6.0 Site Conditions

Table 7
Sl.No.  Status(1)  Description  Comments 
6.1    Ambient Temperature   
NORMAL: −18 to 32°C (0 to 90°F)  
MONITOR: 32 to 46°C (90 to 115°F) or −18° to -29°C (0 to -20°F)  
ACTION: Above 46° C (115° F) or Below −29° C (−20° F)  
6.2    Altitude   
NORMAL: 0 to 1524 m (0 to 5000 ft)  
MONITOR: 1524 to 3048 m (5000 to 10000 ft)  
ACTION: Above 3048 m (10000 ft)  
6.3    Haul Road Grade   
NORMAL: Flat  
MONITOR: Mild  
ACTION: Steep  
6.4    Haul Road Condition   
NORMAL: Positive Banking, Gradual Turns, Good Erosion Control  
ACTION: Negative Banking, Sharp Turns, Poor Erosion Control  
6.5    Humidity   
NORMAL: Below 25%  
MONITOR: 25 to 60%  
ACTION: Above 60%  
6.6    Air Quality   
NORMAL: No Dust  
MONITOR: Light Dust  
ACTION: Heavy Dust  
6.7    Underfoot Condition   
NORMAL: Dry Flat Surface  
MONITOR: Moderate Grades, Mixture of Muddy / Dry Surfaces  
ACTION: Steep Grades, Muddy, Snow, Ice  
6.8    Machine Utilization   
NORMAL: 0 to 10 Hours  
ACTION: Above 10 hours  
6.9    Equipment Role   
NORMAL: Utility  
MONITOR: Support  
ACTION: Production  
6.10    Working Material   
NORMAL: Uncompacted, Low Abrasion  
MONITOR: Moderately Compacted, Moderate Abrasion  
ACTION: High Abrasion, Compacted, Dense  
6.11    Maintenance Practices   
NORMAL: Excellent  
MONITOR: Good  
ACTION: Poor  
6.12    Primary Industries   
(1) N = Normal, M = Monitor, A = Action, Blank = Not Applicable

Performance Inspection

Hydraulic Performance Checks

Cylinder Speed Tests

Table 8
Status(1)  Description  Specification  Actual  Comments 
  Lift Cycle Time for Hoist Cylinders       
    Full LOWER to Full RAISE       
  Tilt Cylinder Speed Test       
    Full TILT BACK to Full DUMP       
(1) N = Normal, M = Monitor, A = Action, Blank = Not Applicable

Cylinder Drift Tests

Table 9
Status(1)  Description  Specification  Actual  Comments 
  Oil Temperature       
  Tilt Cylinder Drift       
  Lift Cylinders Drift       
(1) N = Normal, M = Monitor, A = Action, Blank = Not Applicable

Steering Time (Stop to Stop)

Table 10
Status(1)  Description  Specification  Actual  Comments 
  Left Steering Time (Low Idle)       
  Right Steering Time (Low Idle)       
  Left Steering Time (High Idle)       
  Right Steering Time (High Idle)       
(1) N = Normal, M = Monitor, A = Action, Blank = Not Applicable

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