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MH3037 Material Handler TA2 Technical Inspection {0372, 1000, 7000, 753T, 7565} Caterpillar


MH3037 Material Handler TA2 Technical Inspection {0372, 1000, 7000, 753T, 7565}

Usage:

MH3037 JLH
Material Handler
MH3037 (S/N: JPB1-UP; JLH1-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).     
  Battery Test  12.4 VDC or more    Refer to Special Instruction, SEHS9326, "Battery Test Procedure". 
  Charging System Test  18 VDC to 32 VDC     
  Electric Starting System Test  12 to 16 V at −23° C (−10° F) to −7° C (20° F)    Refer to Testing and Adjusting, UENR4467, "Electric Starting System - Test". 
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

Engine

Cooling System

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Table 2
Status(1)  Description  Specification  Actual  Comments 
  Radiator Pressure Relief (Radiator Cap)(2)  -    Refer to System Operation Testing and Adjusting. 
  Freezing Point of Engine Coolant  -    Refer to Operation and Maintenance Manual. 
  Conditioner Test of Engine Coolant  -    Refer to 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 3
Status(1)  Description  Specification  Actual  Comments 
  Fuel Pressure at Rated Speed       
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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 oil pressure at maximum engine speed and at normal operating temperature 315 kPa (46 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 
New Rebuild Service Limit 
  Engine Performance - Test (Engine Speed)   
  No Load High Idle
AEC OFF
0 to 3 seconds 		        
  No Load High Idle
AEC OFF
> 3 seconds 		        
  No Load High Idle
AEC ON 		        
  No Load Low Idle
AEC OFF 		        
  Maximum Speed with Load
Pump stall condition 		        
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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)  -     
  Cylinder # 5 Exhaust Temperature(2)  -     
  Cylinder # 6 Exhaust Temperature(2)  -     
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(1) N = Normal, M = Monitor, A = Action
(2) Compare the exhaust temperature variance at each exhaust port.

Hydraulic System

Reference: Refer to Testing & Adjusting, UENR5726 for more detail on the following tests.

Pilot System

Relief Valve (Pilot) - Test

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Table 7
"Relief Valve (Pilot) - Test" 
Status(1)  Description  Specification  Actual  Comments 
  Relief Valve (Pilot) at Engine Idle (800 ± 20 rpm)  Lower Pilot Pressure   Minimum: 2760 kPa (400 psi)
Maximum: 4310 kPa (625 psi) 		    
Upper Pilot Pressure   
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(1) N = Normal, M = Monitor, A = Action

Pump System

Margin Pressure - Test and Adjust

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Table 8
"Margin Pressure - Test and Adjust" 
Status(1)  Description  Specifications  Actual  Comments 
  Main Pump at Engine Idle (800 ± 20 rpm)  Main Pump Pressure  Minimum: 2725 kPa (395 psi)
Maximum: 2860 kPa (415 psi) 		    
Load Sensing Signal Pressure  
Margin Pressure(2)
Show/hide table
(1) N = Normal, M = Monitor, A = Action
(2) Margin pressure is the difference between main pump pressure tap and load sensing signal pressure tap.

Relief Valve (Signal Limiter) - Test and Adjust

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Table 9
"Feed Reduction Valve (Signal Limiter) - Test and Adjust" 
Machine Settings  Engine Speed 
1500 rpm
Status(1)  Pressure Reducing Valve  Relief Pressure Setting  Actual  Comments 
  Boom Cylinder  Extend  Maximum(2)     
  Boom Cylinder  Retract  9,653 kPa to 10,342 kPa (1,400 psi to 1,500 psi)     
  Work Tool Cylinder (Close)(3)  Extend  22,063 kPa to 22,753 kPa (3,200 psi to 3,300 psi)     
  Work Tool Cylinder (Open)(3)  Retract  14,479 kPa to 15,169 kPa (2,100 psi to 2,200 psi)     
  Stick Cylinder  Extend  Maximum(2)     
  Stick Cylinder  Retract  Maximum(2)     
  Boom Cylinder  Extend  Maximum(2)     
  Boom Cylinder  Retract  9,653 kPa to 10,342 kPa (1,400 psi to 1,500 psi)     
  Work Tool (Rotate)(3)  CW/CCW  14,479 kPa to 15,169 kPa (2,100 psi to 2,200 psi)     
  Cab Lift Cylinder (For/Aft)  Extend/Retract  23,442 kPa to 24,132 kPa (3,400 psi to 3,500 psi)     
  Cab Lift Cylinder (Up/(Down)  Extend/Retract  23,442 kPa to 24,132 kPa (3,400 psi to 3,500 psi)     
  Stick Cylinder  Extend/Retract  Maximum(2)     
  Cooling    Maximum(2)     
  Steering Cylinder  (left cylinder extend / right cylinder retract)  Minimum: 20,680 kPa (3,000 psi)
Maximum: 21,370 kPa (3,100 psi) 		    
  Steering Cylinder  (left cylinder retract / right cylinder extend)  Minimum: 20,680 kPa (3,000 psi)
Maximum: 21,370 kPa (3,100 psi) 		    
Show/hide table
(1) N = Normal, M = Monitor, A = Action
(2) The signal limiter pressure reducing valve is set to the clockwise mechanical limit.
(3) The pressure settings can vary depending on the model of work tool that is being used.

Relief Valve (Hydraulic Oil Warming) - Test and Adjust

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Table 10
"Relief Valve (Hydraulic Oil Warming) - Test and Adjust" 
Status(1)  Description  Specifications  Actual  Comments 
  Load Sense Pressure at Engine Speed (1500 ± 20 rpm)  16547 to 17237 kPa (2400 to 2500 psi)     
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(1) N = Normal, M = Monitor, A = Action

Swing System

Swing Brake Pressure - Test

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Table 11
"Swing Brake Pressure - Test" 
Status(1)  Description  Specifications  Actual  Comments 
  Swing Brake Pressure at Engine Speed (1500 ± 20 rpm)  2300 to 5000 kPa (334 to 725 psi)     
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(1) N = Normal, M = Monitor, A = Action

Swing Pump Control (High Pressure Cutoff) - Test and Adjust

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Table 12
"Relief Valve (Swing Pump) - Test and Adjust" 
Date  Machine Serial Number 
Machine Settings  Engine Speed 
1500 ± 20 rpm
Item  Specification  Actual  Comments 
High-Pressure Cutoff  Left Swing  Minimum: 37,230 kPa (5,400 psi)
Maximum: 37,920 kPa (5,500 psi) 		    
Right Swing  

Relief Valve (Swing Charge Pressure) - Test and Adjust

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Table 13
"Relief Valve (Swing Charge Pressure) - Test and Adjust" 
Status(1)  Description  Specifications  Actual  Comments 
  Swing Charge Pressure at Engine Speed (1500 rpm ± 20 rpm)  Left Swing  Minimum: 2827 kPa (410 psi)
Maximum: 2896 kPa (420 psi) 		    
  Right Swing  
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(1) N = Normal, M = Monitor, A = Action

Relief Valve (Swing Pump) - Line Relief Valves Test and Adjust

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Table 14
"Relief Valve (Swing Pump) - Test and Adjust" 
Status(1)  Description  Specifications  Actual  Comments 
  Line Relief Valve at Engine Speed at (1500 rpm ± 20 rpm)  Left Swing  Minimum: 41024 kPa (5950 psi)
Maximum: 41369 kPa (6000 psi) 		    
  Right Swing  
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(1) N = Normal, M = Monitor, A = Action

Fan Pump Control (High-Pressure Cutoff) - Test and Adjust

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Table 15
"Fan Pump Control (High-Pressure Cutoff) - Test and Adjust" 
Status(1)  Description  Specifications  Actual  Comments 
  High-Pressure Cutoff  at Engine Speed 1850 rpm  19000 kPa (2756 psi)     
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(1) N = Normal, M = Monitor, A = Action

Hydraulic System Pressure - Test and Adjust

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Table 16
"Pressure Specifications" 
Status(1)  Description  Specifications  Actual  Comments 
  Cooler Back Pressure Manifold at Engine Speed (1500 ± 20 rpm)  586 to 621 kPa (85 to 90 psi)     
  Tank Back Pressure Manifold at Engine Speed (1500 ± 20 rpm)  793 to 862 kPa (115 to 125 psi)     
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(1) N = Normal, M = Monitor, A = Action

S.O.S

Reference: Refer to Operation and Maintenance, M0065568, Maintenance Interval Schedule, and Operation and Maintenance, SEBU9266, Maintenance Interval Schedule for more detail on the following s.o.s.

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Table 17
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     
Show/hide table
(1) N = Normal, M = Monitor, A = Action

Caterpillar Information System:

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994K Wheel Loader Power Train Differential and Bevel Gear - Disassemble
994K Wheel Loader Power Train Differential and Bevel Gear - Assemble
994K Wheel Loader Power Train Input Transfer Gears - Assemble
Hoses on Coolant Lines Group May Fail on Certain Articulated Trucks {1380} Hoses on Coolant Lines Group May Fail on Certain Articulated Trucks {1380}
994K Wheel Loader Power Train Input Transfer Gears - Disassemble
Modifying the Parking Brake Circuit for Proper Testing of the Parking Brake after Transmission ECM Replacement on Integrated Tool Carriers and Wheel Loaders {1408, 4267, 4284, 4800, 7332, 7490, 7610, 7620} Modifying the Parking Brake Circuit for Proper Testing of the Parking Brake after Transmission ECM Replacement on Integrated Tool Carriers and Wheel Loaders {1408, 4267, 4284, 4800, 7332, 7490, 7610, 7620}
A Special Instruction is Now Available For the Installation of the Electronic Control Group and a Reman Control Group on Certain Wheel Loaders and Integrated Tool Carriers {1408, 4267, 4284, 4800, 7332, 7490, 7610, 7620} A Special Instruction is Now Available For the Installation of the Electronic Control Group and a Reman Control Group on Certain Wheel Loaders and Integrated Tool Carriers {1408, 4267, 4284, 4800, 7332, 7490, 7610, 7620}
Hardened End Gate Shoes are Available for Certain Asphalt Screeds {6640} Hardened End Gate Shoes are Available for Certain Asphalt Screeds {6640}
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USB Sync May Not Work Properly on Certain Asphalt Pavers {1408, 7490, 7610, 7620} USB Sync May Not Work Properly on Certain Asphalt Pavers {1408, 7490, 7610, 7620}
785G Off-Highway Truck Machines Systems Hoist Electronic Control - Remove and Install
3512E Engines for Caterpillar Built Machines Nitrogen Oxide Sensor (Exhaust Outlet) - Remove and Install
PM310, PM312, PM313, PM620, PM622, PM820, PM822, and PM825 Cold Planer Monitoring System/Grade and Slope Display Settings
785G IV Off-Highway Truck Field Assembly Cab - Install
R1700 Load Haul Dump Power Train, Steering, Braking, Hydraulic, and Machine Systems ECM Location Code - Test
R1700 Load Haul Dump Power Train, Steering, Braking, Hydraulic, and Machine Systems Electrical Connector - Inspect
R1700 Load Haul Dump Power Train, Steering, Braking, Hydraulic, and Machine Systems Electrical Power Supply - Test
24 Motor Grader Retarding
24 Motor Grader Monitoring System
24 Motor Grader Lifting and Tying Down the Machine
24 Motor Grader Capacities (Refill)
A New Fabricated Plate Assembly Can Protect the Lower Strut Pin Retention Hardware on Certain 770G and 772G Off-Highway Trucks {7200, 7201, 7213, 7230} A New Fabricated Plate Assembly Can Protect the Lower Strut Pin Retention Hardware on Certain 770G and 772G Off-Highway Trucks {7200, 7201, 7213, 7230}
2570D and 2670D Wheel Feller Buncher Power Train Transmission Gearbox - Assemble
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