TA-2 Visual & Technical Inspection for Articulated Trucks
SMCS - Job Code - 540 Component Code - 753T
Cat dealer Customer
Address Address
Contact Contact
Serial Number : Inspector : Temperature :
Model : Work Order : Time :
Engine S/N: SMU: Date :
Manufacturer : Unit Location:
Note: Review Machine & S·O·S History and check for Active Service Letters prior to inspection.
Status of the Machine
Normal
The status recommendation of your Articulated Truck is:
Visual Inspection for Articulated Truck
Status assessment ü– Normal M – Monitor A – Action Blank – Not Applicable
1. Prepare Machine Inspection
# Status Description Comments
1.1 Check with customer for operator complaints
1.2 Perform walk-around inspection
1.3 Perform machine inspection preparation
1.4 Download machine fault codes
https://productsupportglobalcontent.cat.com/cda/files/712700/7/Product%20Link%20Dealer%20Validation.pdf
1.5 Check Product Link
Is machine equipped with PL?
Is PL activated?
Is PL functioning properly?
1.6 Observe engine exhaust colors
1.7 Listen for unusual noises
1.8
1.9
1.10
Item No. Additional Comments
2. Lower-Level Inspection
# Status Description Comments
2.1 Tires and rims
2.2 Final drives
2.3 Wheel spindles & service brake housing
2.4 Front & center Differentials
2.5 Rear differential & wheel spindles
2.6 Main, front, center, rear & hitch drive shafts
2.7 Torque converter, transmission and transfer gear
2.8 Secondary steering
2.9 Engine oil pan
2.10 Front suspension cylinders & mounting bosses
2.11 Front frame & front suspension A-frame
2.12 Rear frame
2.13 Rear suspension frame & mounts
2.14
2.15
2.16
Item No. Additional Comments
3. Middle Level Inspection
# Status Description Comments
3.1 Work lights
3.2 Steps & handrails
3.3 Hood and platform
3.4 Battery and battery cables
3.5 Hydraulic pump compartment
3.6 Engine & transmission mounts
3.7 Upper & lower transfer gear mounts
3.8 Steering cylinders & linkage pins
3.9 Oscillating hitch
3.10 Hoist/ejector control valve
3.11 Parking brake & parking brake control valve
3.12 Service brake control valve
3.13
3.14
3.15
Item No. Additional Comments
4. Upper-Level Inspection
# Status Description Comments
4.1 Radiator, oil cooler & condenser
4.2 Radiator cap
4.3 Hoist/ejector & brake system hydraulic tank
4.4 Electric starting motor
4.5 Alternator, compressor, pulleys, belts, & belt tensioner
4.6 Brake pump & ATAAC fan pump
4.7 Fuel lines, fuel pump, fuel filters & filter bases
4.8 Cylinder heads & valve covers
4.9 Radiator fan motor, fan, fan guard & shroud
4.10 Steering system hydraulic tank & fuel tank
4.11 Steering check & combiner valve
4.12 Air cleaner assembly
4.13 Brake valve & HMU
4.14 Turbocharger
4.15 Exhaust manifold
4.16 Transmission, brake, & engine oil coolers
4.17 Water pump
4.18 ATAAC & inlet manifold lines
4.19 ATAAC fan motor, fan, fan guard, & shroud
4.20 Coolant lines & hoses
4.21 Cab Exterior
4.22 Cab Interior
4.23
4.24
Item No. Additional Comments
5. Implement/Attachment Inspection
# Status Description Comments
5.1 Hoist cylinders
5.2 Truck body
5.3 Ejector cylinder & cylinder mounts
5.4 Ejector body & ejector blade
5.5 Pitch Rollers (Ejector Truck)
5.6 Yaw Rollers (Ejector Truck)
5.7 Floor Rollers (Ejector Truck)
5.8 Tailgate cylinder and linkage pins (Ejector Truck)
5.9 Tailgate (Ejector Truck)
5.7
5.8
5.9
Item No. Additional Comments
Other Remarks
Technical Inspection for Articulated Trucks
Status assessment ü- Normal M - Monitor A - Action Blank – Not Applicable
1. Engine
1.1Cooling System
Status Description Units Observed Specified (+)Tol (-)Tol Comments
1.1.1 Radiator Pressure Relief (Radiator Cap)
1.1.2 Test Engine Coolant
Check Freezing Point of Engine Coolant
Test Engine Coolant Conditioner
1.1.3 Check Belt Tension
1.1.4 Engine Coolant Temperature Test
1.1.5 Radiator Temperature Drop
Upper Tank Temperature
Lower Tank Temperature
1.2 Fuel System
Status* Description Units Observed Specified (+)Tol (-)Tol Comments
1.2.1 Engine Speed Check
No Load High Idle
No Load Low Idle
1.2.2 Fuel System Pressure Test
Fuel Pressure at Low Idle
Fuel Pressure at High Idle
1.3 Lubrication System
# Status* Description Units Observed Specified (+)Tol (-)Tol Comments
1.3.1 Engine Oil Pressure Test
Oil Pressure at Low Idle
Oil Pressure at High Idle
1.4 Basic Engine
# Status* Description Units Observed Specified (+)Tol (-)Tol Comments
1.4.1 Cylinder Cutout Test
1.4.2 Engine Crankcase Pressure (Blowby) Test
1.5 Air Inlet and Exhaust System
Status Description Units Observed Minimum Maximum Comments
1.5.1 Torque Converter Stall Test (from T&A Power Train System)
Boost Pressure (Adjusted Boost Pressure from TMI)
Engine Speed (from T&A Power Train System)
1.5.2 Exhaust Temperature Test (Measure at Each Cylinder) Units Cyl Observed Cyl Observed
#1 #2
#3 #4
#5 #6
1.6 Miscellaneous Engine
Status Description Units Observed Specified (+)Tol (-)Tol Comments
1.6.1
1.6.2
1.6.3
2. Performance Checks
2.1 Hydraulic Performance Checks
Status Description Units Observed Specified (+)Tol (-)Tol Comments
2.1.1 Body Hoist Cycle Time - Check
Raise
Lower
2.1.2 Body Hoist Cylinder Drift - Check Units Observed Oil Temperature Ranges
Oil Temperature ??° to ??° ??° to ??° ??° to ??°
Units Observed Maximum Allowable Minimum Allowable Minimum Allowable Minimum Allowable
Movement Time (sec) Time (sec) Time (sec)
Body Hoist Cylinder
Status* Description Units Observed Specified (+)Tol (-)Tol Comments
2.1.3 Ejector Cycle Time - Check (if equipped)
Eject
Retract
2.2 Brake Performance Checks
Status* Description Units Observed Specified (+)Tol (-)Tol Comments
2.2.1 Service Brake - Check (Test from OMM)
2.2.1 Parking Brake - Check (Test from OMM)
2.3 Steering Performance Checks
Status* Description Units Observed Specified (+)Tol (-)Tol Comments
2.3.1 Steering Time - Check
Left Steering Time (High Idle)
Right Steering Time (High Idle)
2.3.2 Electric Drive Pump Test (Secondary Steering)
Left Steering
Right Steering
3. Machine Hydraulic Systems
3.1 Hoist & Body and Ejector Hydraulic System
Status Description Units Observed Specified (+)Tol (-)Tol Comments
3.1.1 Hoist Pilot Pressure Test
3.1.2 Hoist Relief Pressure Test
Raise
Lower
3.1.3 Ejector System Pressure Test (If Equipped)
Eject
Retract
3.2 Suspension System
Status* Description Units Observed Specified (+)Tol (-)Tol Comments
3.2.1 Suspension Height (Front) Check
Left Suspension Cylinder Height
Right Suspension Cylinder Height
3.3 Steering System
Status* Description Units Observed Specified (+)Tol (-)Tol Comments
3.3.1 Steering System Test
Steering System Pressure (High Idle)
Steering System Margin Pressure (High Idle)
Steering Pump Standby Pressure (Low Idle)
Status*
Status* Description Units Observed Specified (+)Tol (-)Tol Comments
3.4.1 Hydraulic Fan Test (If Equipped)
Max Fan Speed (High Idle)
Min Fan Speed (Low Idle)
3.4.2 ATAAC Hydraulic Fan Test (If Equipped)
ATAAC Fan Pressure
ATAAC Fan Speed
3.5 Braking System
Status* Description Units Observed Specified (+)Tol (-)Tol Comments
3.5.1 Brake Piston Pump Pressure Test
3.5.2 Brake Line Pressure Test
Front Axle
Center Axle
3.5.3 Release Pressure for Parking Brake Check
3.5.4 Service Brake Accumulator Test
3.5.5 Parking Brake Accumulator Test
3.5.6 Service Brake Wear Indictor Check
3.6 Miscellaneous Machine Hydraulic System
Status* Description Units Observed Specified (+)Tol (-)Tol Comments
3.6.1
3.6.2
3.6.3
6. Power Train Systems
6.1 Power Train System
Status Description Units Observed Specified (+)Tol (-)Tol Comments
6.1.1 Tire Pressure Check
Front Left Tire Pressure
Front Right Tire Pressure
Center Axle Left Tire Pressure
Center Axle Right Tire Pressure
Rear Left Tire(s) Pressure
Rear Right Tire(s) Pressure
6.1.2 Torque Converter Inlet Pressure Test
Low Idle
High Idle
6.1.3 Torque Converter Outlet Pressure Test
Low Idle
High Idle
6.1.4 Torque Converter Lockup Clutch Pressure Test
Low Idle
High Idle
6.1.5 Transmission Lubrication Pressure Test
Low Idle
High Idle
Status* Description Units Observed Specified (+)Tol (-)Tol Comments
6.1.6 Transmission Oil Pump Pressure Test
Low Idle
High Idle
6.1.7 Retarder Output Pressure Test
Position 1
Position 2
Position 3
6.1.8 Retarder Actuation Pressure Test
Position 1
Position 2
Position 3
6.1.9 Test for the Transmission Clutch Pressure
Clutch 1 Pressure
Clutch 2 Pressure
Clutch 3 Pressure
Clutch 4 Pressure
Clutch 5 Pressure
Clutch 6 Pressure
Clutch 7 Pressure
6.1.10 Transfer Gear Lubrication Pressure Test (High Idle)
6.2 Miscellaneous Power Train
Status* Description Units Observed Specified (+)Tol (-)Tol Comments
6.2.1
6.2.2
6.2.3
7. Electrical Systems
7.1 Electrical System
Status Description Units Observed Specified (+)Tol (-)Tol Comments
7.1.1 Battery Voltage Test
Engine Stopped
Low Idle
High Idle
7.1.2 Inspect Battery Cables
7.1.3 Starter Draw Test
7.2 Miscellaneous Electrical
Status* Description Units Observed Specified (+)Tol (-)Tol Comments
7.2.1
7.2.2
7.2.3
8. S-O-S Samples
8.1 S·O·S Samples
Status Description Obtain Comments
8.1.1 Engine Oil Sample
8.1.2 Engine Coolant Sample (Level II)
8.1.3 Hoist System and Brake System Oil Sample
8.1.4 Steering System Oil Sample
8.1.5 Differential & Final Drive Oil Samples
Front Axle Housing Oil Sample
Center Axle Housing Oil Sample
Rear Axle Housing Oil Sample
Left Front Final Drive Oil Sample
Right Front Final Drive Oil Sample
Left Center Final Drive Oil Sample
Right Center Final Drive Oil Sample
Left Rear Final Drive Oil Sample
Right Rear Final Drive Oil Sample
8.1.6 Torque Converter and Transmission Oil Sample
8.1.7 Transfer Gear Oil Sample
