- Track-Type Tractor
- D7E (S/N: TJA1-UP; TAN1-UP)
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 effectively intervene 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.
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Electrical System
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Table 1
Status(1) |
Description |
Specification |
Actual |
Comments |
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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). |
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Battery Test |
12.4 VDC or more |
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Refer to Testing and Adjusting, KENR9890, "Battery -Test"
Refer to Special Instruction, SEHS7633, "Battery Test Procedure" |
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Charging System Test |
28 ± 1 V |
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Refer to Testing and Adjusting, KENR9890, "Charging System -Test"
Refer to Special Instruction, REHS0354, "Charging System Troubleshooting" |
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Electric Starting System Test |
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Refer to Testing and Adjusting, KENR9890, "Electric Starting System - Test" |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Engine
Cooling System
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Table 2
Status(1) |
Description |
Specification |
Actual |
Comments |
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Radiator Pressure Relief (Radiator Cap)(2) |
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Use 9S-8140 Pressurizing Pump to test the radiator pressure cap. 20 kPa (3 psi) more than the pressure marked on the cap. |
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Freezing Point of Engine Coolant |
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Conditioner Test of Engine Coolant |
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Belt Tension |
801 ± 44 N (180 ± 10 lb) for new belts
645 ± 44 N (145 ± 10 lb) for used belts |
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Auto adjust belt tensioner |
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Difference between the Upper and Lower Radiator Tank Temperatures |
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Jacket Water Outlet Temperature |
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Aftercooler Water Outlet Temperature |
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Jacket Water Inlet Temperature from Cooling System |
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Oil Cooler Water Outlet Temperature |
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Show/hide table
(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 |
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Maximum fuel pressure of the High-Pressure fuel system |
190 MPa (27557 psi) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Lubrication System
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Table 4
Status(1) |
Description |
Specification |
Actual |
Comments |
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Engine Oil Pressure at Low Idle |
48 kPa (7 psi) |
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Engine Oil Pressure at High Idle |
152 kPa (22 psi) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Basic Engine
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Table 5
Status(1) |
Description |
Specification |
Actual |
Comments |
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Engine Speed at Low Idle |
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Engine Speed at High Idle |
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Cylinder Cutout Test |
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Cat® Electronic Technician (Cat ET) Service Tool |
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Engine Crankcase Pressure (Blowby) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Air Inlet and Exhaust System
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Table 6
Status(1) |
Description |
Specification |
Actual |
Comments |
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Cylinder # 1 Exhaust Temperature(2) |
- |
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Cylinder # 2 Exhaust Temperature(2) |
- |
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Cylinder # 3 Exhaust Temperature(2) |
- |
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Cylinder # 4 Exhaust Temperature(2) |
- |
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Cylinder # 5 Exhaust Temperature(2) |
- |
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Cylinder # 6 Exhaust Temperature(2) |
- |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
(2) |
Compare the exhaust temperature variance at each exhaust port. |
Performance Checks
Reference: Refer to Testing & Adjusting Section, KENR5609 for more detail on the following test.
Bulldozer Cylinder Operational Checks
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Table 7
Status(1) |
Description |
Specification |
Actual |
Comments |
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Bulldozer RAISE (ground level to maximum height) |
2.2 seconds |
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Bulldozer fast LOWER (maximum height to ground level) |
1.1 seconds |
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Pause at ground after fast lower |
1.1 seconds |
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Bulldozer LOWER from ground to full lower (after pause) |
1.8 seconds |
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Bulldozer full lower to maximum height |
3.4 seconds |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Bulldozer Blade Operational Checks
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Table 8
Status(1) |
Description |
Specification |
Actual |
Comments |
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A-Blade Tilt (full left to full right) |
2.5 seconds |
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A-Blade Tilt (full right to full left) |
1.7 seconds |
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All other blades (Single Tilt) (full left to full right) |
1.9 seconds |
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All other blades (Single Tilt) (full right to full left) |
1.9 seconds |
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All other blades (Dual Tilt) (full left to full right) |
1.5 seconds |
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All other blades (Dual Tilt) (full right to full left) |
1.5 seconds |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Ripper Operational Checks
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Table 9
Status(1) |
Description |
Specification |
Actual |
Comments |
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Ripper (full raise to full lower) |
4.9 seconds |
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Ripper (full lower to full raise) |
3.7 seconds |
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Ripper (full shank in to full shank out) |
3.2 seconds |
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Ripper (full shank out to full shank in) |
4.3 seconds |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Bulldozer Lift Cylinder Drift
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Table 10
Status(1) |
Description |
Beginning rod length |
Time |
Specification |
Actual |
Comments |
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Bulldozer Lift Cylinder Drift Test (Oil temperature of 69 to 88°C (156 to 190°F)) |
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1.7 minutes |
Maximum Drift 38 mm (1.5 inch) |
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Bulldozer Lift Cylinder Drift Test (Oil temperature of 49 to 68°C (120 to 155°F)) |
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2.7 minutes |
Maximum Drift 38 mm (1.5 inch) |
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Bulldozer Lift Cylinder Drift Test (Oil temperature of 28 to 48°C (82 to 119°F)) |
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5 minutes |
Maximum Drift 38 mm (1.5 inch) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Bulldozer Tilt Cylinder Drift
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Table 11
Status(1) |
Description |
Beginning rod length |
Time |
Specification |
Actual |
Comments |
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Bulldozer Tilt Cylinder Drift Test (Oil temperature of 63 to 80°C (145 to 176°F)) |
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1.0 minute |
Maximum Drift 25 mm (0.98 inch) |
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Bulldozer Tilt Cylinder Drift Test (Oil temperature of 49 to 62°C (120 to 144°F)) |
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1.7 minutes |
Maximum Drift 25 mm (0.98 inch) |
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Bulldozer Tilt Cylinder Drift Test (Oil temperature of 39 to 48°C (102 to 118°F)) |
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2.6 minutes |
Maximum Drift 25 mm (0.98 inch) |
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Bulldozer Tilt Cylinder Drift Test (Oil temperature of 0 to 38°C (32 to 100°F)) |
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3.2 minutes |
Maximum Drift 25 mm (0.98 inch) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Bulldozer Ripper Lift Cylinder Drift
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Table 12
Status(1) |
Description |
Beginning rod length |
Time |
Specification |
Actual |
Comments |
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Bulldozer lift cylinder drift test (oil temperature of 69 to 88°C (156 to 190°F)) |
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1.7 minute |
Maximum Drift 10.0 mm (0.39 inch) |
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Bulldozer Tilt Cylinder Drift Test (Oil temperature of 49 to 68°C (120 to 155°F)) |
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2.7 minutes |
Maximum Drift 10.0 mm (0.39 inch) |
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Bulldozer Tilt Cylinder Drift Test (Oil temperature of 28 to 48°C (83 to 118°F)) |
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5.0 minutes |
Maximum Drift 10.0 mm (0.39 inch) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Bulldozer Ripper Cylinder Drift
Lower the ripper in order to raise the rear of the tractor before conducting any measurements for the test.
Show/hide table
Table 13
Status(1) |
Description |
Beginning rod length |
Time |
Specification |
Actual |
Comments |
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Bulldozer Ripper Cylinder Drift Test (Oil temperature of 69 to 88°C (156 to 190°F)) |
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1.7 minutes |
Maximum Drift 6.0 mm (0.24 inch) |
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Bulldozer Ripper Cylinder Drift Test (Oil temperature of 49 to 68°C (120 to 155°F)) |
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2.7 minutes |
Maximum Drift 6.0 mm (0.24 inch) |
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Bulldozer Ripper Cylinder Drift Test (Oil temperature of 28 to 48°C (83 to 118°F)) |
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5 minutes |
Maximum Drift 6.0 mm (0.24 inch) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Hydraulic System
Reference: Refer to Testing & Adjusting Section, KENR5609 for more detail on the following test.
Piston Pump (Implement) - Test & Adjust
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Table 14
Status(1) |
Description |
Specification |
Actual |
Comments |
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Engine speed |
High Idle |
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Pump discharge pressure at standby (HA) |
Greater than 1800 kPa (260 psi) |
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Pump discharge while the blade is in motion. (HA) |
Variable(2) |
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Pump signal pressure while the blade is in motion. (HB) |
Variable (2) |
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Calculate margin pressure while the blade is in motion, (HA) - (HB) |
2150 ± 350 kPa (312 ± 51 psi) |
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High-pressure cutoff pressure (HA) |
27600 ± 500 kPa (4003 ± 73 psi) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
(2) |
The bulldozer control lever should be moved to about 33% of the total travel distance. |
Case Drain (Hydraulic Fan Motor) - Test
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Table 15
Status(1) |
Description |
Specification |
Actual |
Comments |
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Engine speed |
High Idle |
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Fan override |
Set to 0% |
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Measured quantity should not exceed the following amount |
4.0 L/min (1.06 US gpm) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Case Drain (Hydraulic Fan Pump) - Test
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Table 16
Status(1) |
Description |
Specification |
Actual |
Comments |
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Engine speed |
High Idle |
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Fan override |
Set to 0% |
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Measured quantity should not exceed the following amount |
4.0 L/min (1.06 US gpm) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Hydraulic Fan Speed (On Demand) - Test and Adjust
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Table 17
Status(1) |
Description |
Specification |
Actual |
Comments |
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Engine speed |
High Idle |
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Oil Temp |
65° C (150° F) |
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Fan RPM measured with tooling (D) with the fan bypass override set to 0% |
1430 ± RPM
Target fan speed before any correction factor is applied |
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Pressure at (HFPD) with fan bypass override set to 100% |
2150 ± 350 kPa (312 ± 51 psi) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Steering System
Reference: Refer to Testing & Adjusting Section, KENR5609 for more detail on the following test.
Piston Pump (Steering Charge and Pilot Pressure) - Test and Adjust
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Table 18
Status(1) |
Description |
Specification |
Actual |
Comments |
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Engine speed |
High Idle |
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Charge pump discharge pressure |
3050 ± 100 kPa (442 ± 15 psi) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Piston Pump (Steering) - Test and Adjust
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Table 19
Status(1) |
Description |
Specification |
Actual |
Comments |
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Engine speed |
High Idle |
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High Idle, no steering command, (HD) port |
2850 ± 100 kPa (415 ± 15 psi) |
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High Idle, no steering command, (HC) port |
2850 ± 100 kPa (415 ± 15 psi) |
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High Idle, MAX STEER RIGHT, (HD) port |
39000 ± 1000 kPa (5655 ± 145 psi) |
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High Idle, MAX STEER LEFT, (HC) port |
39000 ± 1000 kPa (5655 ± 145 psi) |
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Crossover Relief, bench test value |
46000 ± 1000 kPa (6670 ± 145 psi) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Relief Valve (Ripper) - Test and Adjust
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Table 20
Status(1) |
Description |
Specification |
Actual |
Comments |
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Engine speed |
High Idle |
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Pump signal pressure while the ripper is in stall |
Variable |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Relief Valve (Main) - Test and Adjust
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Table 21
Status(1) |
Description |
Specification |
Actual |
Comments |
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Oil Temp |
49° ± 3°C (120 ± 5° F) |
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Cracking Pressure |
28500 kPa (4134 psi) |
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Flow rate |
20.0 ± 2.0 L (5.3 ± 0.5 US gal) |
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Pressure setting |
31000 ± 500 kPa (4496 ± 73 psi) |
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Torque |
65 ± 5 N·m (48 ± 4 lb ft) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Accumulator (Pilot) - Test and Charge
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Table 22
Status(1) |
Description |
Specification |
Actual |
Comments |
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Engine speed |
High idle |
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Charge pump discharge pressure |
3100 ± 100 kPa (450 ± 15 psi) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
Braking System
Reference: Refer to Testing & Adjusting Section, KENR5609 for more detail on the following test.
Brake Pressure - Test and Adjust
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Table 23
Status(1) |
Description |
Specification |
Actual |
Comments |
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Engine speed |
High Idle |
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Pressure with the brakes ON |
Less than 70 kPa (10 psi) |
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Pressure with the brakes OFF |
Greater than 2500 kPa (365 psi) |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |
S.O.S
Reference: Refer to Operation and Maintenance Manual, SEBU8589, "Maintenance Interval Schedule" for more detail on performing S.0.S samples.
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Table 24
Status(1) |
Description |
Obtain |
Comments |
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Engine Oil Sample |
Every 250 Service Hours |
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Engine Coolant Sample (Level I) |
Every 500 Service Hours |
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Engine Coolant Sample (Level II) |
Initial 500 Service Hours
Every Year |
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Hydraulic Oil Sample |
Every 500 Service Hours |
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Power Train Oil Sample |
Every 500 Service Hours |
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Right Final Drive Oil Sample |
Every 500 Service Hours |
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Left Final Drive Oil Sample |
Every 500 Service Hours |
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Show/hide table
(1) |
N = Normal, M = Monitor, A = Action |