Technical Analysis 1 (TA1) Visual Inspection for Articulated Trucks {0372, 1000, 7000, 753S, 7565} Caterpillar

Technical Analysis 1 (TA1) Visual Inspection for Articulated Trucks {0372, 1000, 7000, 753S, 7565}

Usage:

D25D 1HK

Articulated Truck: All

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 effectively intervene before problems occur.

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

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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 Articulated Truck is:

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⁽¹⁾	N = Normal, D = Down Machine, M = Monitor/Needs Attention

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Visual Inspection

1.0 Prepare Machine Inspection

Refer to "1.0 Inspection Preparation" section in "Inspection Reference" for more information for performing machine inspection preparation.

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Table 2
Sl.No.	Status⁽¹⁾	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
1.5		Check Product Link
		Is machine equipped with Product Link
		Is Product Link registered
		Is Product Link reporting to Vision Link
1.6		Observe engine exhaust colors
1.7		Listen for unusual noises

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⁽¹⁾	N = Normal, M = Monitor, A = Action, Blank = Not Applicable

2.0 Lower-Level Inspection

Refer to "2.0 Lower-Level Inspections" section in "Inspection Reference" for more information for performing lower-level inspection.

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Table 3
Sl.No.	Status⁽¹⁾	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

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⁽¹⁾	N = Normal, M = Monitor, A = Action, Blank = Not Applicable

3.0 Middle-Level Inspection

Refer to "3.0 Middle-Level Inspections:" section in "Inspection Reference" for more information for performing middle-level inspection.

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Table 4
Sl.No.	Status⁽¹⁾	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

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⁽¹⁾	N = Normal, M = Monitor, A = Action, Blank = Not Applicable

4.0 Upper-Level Inspection

Refer to "4.0 Upper-Level Inspections:" section in "Inspection Reference" for more information for performing upper-level inspection.

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Table 5
Sl.No.	Status⁽¹⁾	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

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⁽¹⁾	N = Normal, M = Monitor, A = Action, Blank = Not Applicable

5.0 Implement/Attachment Inspection

Refer to "5.0 Implement/Attachment Inspections:" section in "Inspection Reference" for more information for performing implement/attachment inspection.

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Table 6
Sl.No.	Status⁽¹⁾	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)

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⁽¹⁾	N = Normal, M = Monitor, A = Action, Blank = Not Applicable

6.0 Site Conditions

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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

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⁽¹⁾	N = Normal, M = Monitor, A = Action, Blank = Not Applicable

Inspection Reference

Inspection Benefits:

Identifies potential problems
Enables planned/scheduled follow-up maintenance and service
Reduces customer downtime
Helps control O&O costs

Guidelines

Wiring Harness Inspection Guidelines

Check for:

Tubes, hoses, and wiring harnesses rubbing against:

- One another

- Sharp corners

- Bolt heads

Tubes, hoses, and wiring harnesses not properly secured

- Missing clips and/or wire ties

- O-clips not attached

Harness Connector Inspection Guidelines

Check for connectors:

Not properly secured in place
Rubbing against machine frame
Rubbing against sharp edges

Implement Linkage Pin Inspection Guidelines

Check for:

Loose or broken flange mounting bolt
Elongated bolt hole in flange (hole is located behind pin retaining bolt)
Loose or missing pin retainer bolts
Irregular shaped pin bores

Hydraulic Cylinder Inspection Guidelines:

Check for:

Oil leaks indicated by dirt or oil buildup around the cylinder lip seal
Oil leaks at hose connections
Damage to cylinder rods
Damage or wear to linkage pins (refer to "Pin Inspection Guidelines" for inspection procedure)

1.0 Inspection Preparation

1.1 Check with customer for operator complaints

1.2 Perform walk-around inspection

Make sure no one is underneath the machine, around the machine, or on the machine. Be sure that the area is free of personnel.
Walk around the machine and inspect underneath the machine for visible signs of fluid leaks.
Check the engine oil, hoist/converter/brake oil, transmission oil, steering oil, and coolant levels. If necessary, add oil or coolant to reach minimum level for each system.

1.3 Perform machine inspection preparation

Park the machine on a level surface in the recommended service position.
Move the parking brake control to the ENGAGED position. Move the transmission control to the NEUTRAL position.
Turn the key start switch to the OFF position, remove the key, also remove the battery disconnect key, and tag the machine out for safety.
Apply wheel chocks and install the steering frame lock before carrying out maintenance in the area of the oscillating hitch.

1.4 Download Fault Codes

Download machine fault codes using either of the following methods:

- Electronic Technician (ET)

- Messenger Display (if equipped)

1.5 Check Product Link (https://productsupportglobalcontent.cat.com/cda/files/712700/7/Product%20Link%20Dealer%20Validation.pdf)

Is machine equipped with Product Link
Is Product Link registered
Is Product Link reporting to Vision Link

1.6 Observe engine exhaust colors

Start the machine and observe exhaust colors:

- White smoke after initial startup could indicate coolant in the engine cylinders

- Blue smoke during startup may indicate oil in the engine cylinders

- Continuous black smoke could indicate an improper air/fuel mixture

- Continuous gray smoke may indicate a fuel timing problem

1.7 Listen for unusual noises

Excessive noise coming from engine compartment could indicate:

- Fuel injector damage

- Engine bearing damage

- Valve train damage

Excessive noise coming from hydraulic pump could indicate either:

- Pump cavitation

- A loose or failed bearing

Excessive noise coming from the transmission when traveling could indicate:

- Pump cavitation

- A loose or failed bearing

- Clutch disc or gear damage

Excessive noise coming from the differentials/final drives and drive train when traveling could indicate:

- Brake disc or gear damage

- A loose or failed bearing

2.0 Lower-Level Inspections

2.1 Tires and Rims

Check for:

Proper inflation
Cuts, cracks, splits, or bruises in the tread or sidewall area. Bumps or bulges may indicate tire separation
Cracks, pits from corrosion, or other visible damage to rims
Safe tread depth

- Tire cords or exposed fabric

- Uneven tread wear

2.2 Final Drives

If the oil level is low, check the following areas for leaks:

- Sealing surface between the axle cover and the final drive planet carrier

- Sealing surface between the planetary housing and the final drive housing

- Oil leakage around the drain/fill plug

If equipped, check the magnetic plug for metal particles

2.3 Wheel Spindles & Service Brake Housing (Front & Center Axles)

Check the following areas for leaks:

Brake oil lines
Sealing surface between axle housing and the anchor
Sealing surface between the anchor and the service brake housing
Various plugs located in the anchor

Check for:

Signs of oil residue between the inside of the wheel and the outside of the service brake housing

- Leakage in this area would indicate that the Duo-cone seal in the wheel spindle may be leaking.

2.4 Front & Center Differentials

If the oil level is low, check the following areas for leaks:

- Sealing surface between the axle housing and the differential carrier group

- Sealing surface between the differential carrier group and the cage

- Sealing surface between the cage and the retainer

- Oil leakage around the drain and fill plugs

Check for loose or damaged axle mounting bolts

2.5 Rear Differential & Wheel Spindles

Check differential oil level:

If the oil level is low, check the following areas for leaks:

- Signs of oil residue between spindle and the wheel assembly. Leakage in this area would indicate that the Dou-cone seal may be leaking

- Sealing surface between the axle housing and the differential carrier group

- Sealing surface between the differential carrier group and the cage

- Sealing surface between the cage and the retainer

- Oil leakage around the drain and fill plugs

2.6 Main, Front, Center, Rear, & Hitch Drive Shafts

Check Drive Shafts for:

Loose or missing U-joint retainer bolts
Worn or loose U-joints or drive shaft spline

- Use a pry bar to pry between yoke and U-joint or between the frame and drive shaft spline to check for movement. Movement in these areas would indicate excessive wear

Grease leaking from U-joint seals or from drive shaft spline seal

Grease leakage in these areas would indicate possible seal damage

2.7 Torque Converter, Transmission, & Transfer Gear

Check these components and the area around for:

Leaks around hose connections
Rubbing, damaged, or worn hoses
Rubbing, damaged, or worn wiring harnesses or connectors
Oil leakage around drain plugs
Oil or dirt buildup on the mating surfaces and bolted covers
Driveshaft yoke seals

2.8 Secondary Steering Pump

Check for:

Oil leaks at pump connections
Rubbing, damaged, or worn hoses
Rubbing, damaged, or worn wiring harnesses or connectors
Loose wiring connections

2.9 Engine Oil Pan

Check for oil on the bottom of the oil pan

If oil is found on the pan, inspect the following:

- Check for leaks around the oil pan mounting flange

- Check for leaks around the oil level sensor, drain plug, dipstick tube, turbo lube return & other component connection points in the oil pan

2.10 Front Suspension Cylinders & Mounting Bosses

Check for:

Oil leaks indicated by dirt or oil buildup around the cylinder lip seal
Nicked, scored, pitted cylinder rods
Structural damage or weld cracks in the mounting bosses for suspension cylinders
Broken or damaged grease lines or fittings
Loose, damaged, or missing pin retaining bolts
Irregular shaped pin bores or worn bearings

2.11 Front Frame & Front Suspension A-Frame

Check the following areas of the front frame for cracks & defects:

Front engine mounting
Steering cylinder lugs
Cab mounts
Suspension towers
Mounting bosses for suspension cylinders
Rear subassembly and hitch lugs
Radiator mounts
ATAAC mounts

Check the following areas of the front suspension A-frame for cracks & defects:

A-frame pivot
Axle mounting
Stabilizer rod and mountings

2.12 Rear Frame

Check the following areas of the rear frame for cracks & defect:

Mounting bolts for body
Stops
Spindles for equalizer arms
Front plate
Oscillating hitch tube
Mounting brackets for stabilizer rods
Suspension frame mountings

2.13 Rear Suspension Frame & Mounts

Check for:

Cracked or damaged mounts
Loose, damaged, or missing suspension mounts retaining bolts
Structural damage or weld cracks in the suspension frame
Irregular shaped pin bores or worn bearings in suspension frame mountings

3.0 Middle-Level Inspections:

3.1 Work Lights

Check road lights, turn signals, hazard flashers, work lights, and other lights for:

Proper operation
Cracked or broken lenses
Damaged wiring harnesses
Loose or damaged mounting brackets

3.2 Steps & Handrails

Ensure that steps and handrails are in place and check for:

Damaged, missing, or loose bolts
Damage to steps or handrails
Excessive dirt or debris

3.3 Hood & Platforms

Check for:

Debris or excessive dirt on the steps and service platform
Loose or damaged bolted access covers
Proper function of access panel hinges and latches
Proper function of hood raise cylinder
Broken or damaged grease lines or grease fittings on hood raise cylinder

3.4 Batteries & Battery Cables

Check for:

Corrosion on battery posts and cable connections
Loose or improperly secure battery cables
Loose or improperly secured battery hold downs
Rubbing, damaged, or worn battery cables

- Pay particular attention to condition of “B+” battery cables

3.5 Hydraulic Pump Compartment

Check for:

Leaks around hose connections
Rubbing, damaged, or worn hoses
Rubbing, damaged, or worn wiring harnesses or connectors

3.6 Engine & Transmission Mounts

Check for:

Structural damage to support brackets
Structural damage or weld cracks to frame supports
Loose or damaged mounting bolts
Worn, cracked, or damaged rubber mounts

3.7 Upper & Lower Transfer Gear Mounts

Check for:

Structural damage to support brackets
Structural damage or weld cracks to frame supports
Loose or damaged mounting bolts
Worn, cracked, or damaged rubber mounts

3.8 Steering Cylinders & Linkage Pins

Check for:

Oil leaks indicated by dirt or oil buildup around the cylinder lip seal
Damage to cylinder rods
Oil leaks at hose connections
Broken or damaged grease lines or grease fittings
Damage or wear to linkage pins & bearings

- Refer to “Implement Linkage Pin Inspection Guidelines” for inspection procedure

3.9 Oscillating Hitch

Check for:

Irregular shaped pin bores
Broken or damaged grease lines or fittings
Loose or damage hitch pin retaining bolts
Damaged stop pads

Inspect the hitch frame for:

Cracks and defects

- Pay particular attention to the hitch pin lugs, steering cylinder lugs, and stop pads

3.10 Hoist/Ejector Control Valve

Check for:

Leaks around hose and tube connections
Rubbing, damaged, or worn hoses and tubes

3.11 Parking Brake & Parking Brake Control Valve

Check brake control valve for:

Leaks around hose connections
Rubbing, damaged, or worn hoses
Rubbing, damaged, or worn wiring harnesses or connectors

Check parking brake for:

Worn brake pads
Leaks around hose connections

3.12 Service Brake Control Valve

Check brake control valve for:

Leaks around hose connections
Rubbing, damaged, or worn hoses
Rubbing, damaged, or worn wiring harnesses or connectors

4.0 Upper-Level Inspections:

4.1 Radiator, Oil Cooler & Condenser

Check for:

Plugged cores
Damaged fins
Plugged screens
Rubbing, damaged, or worn hoses and tubes
Leaks around hose connections
Loose or damaged hose clamps

4.2 Radiator Cap

If the radiator is cool, check the radiator cap gaskets for wear or for damage

4.3 Hoist/Ejector & Brake System Hydraulic Tank

Check for:

Loose mounting bolts on Upper & lower mounts tank mounts
Structural cracks on frame mounting brackets
Damaged seal on hydraulic tank fill cap
Dirt and debris buildup in breather
Rubbing, damaged, or worn hoses
Loose or damaged hose connections
Oil leakage around oil return filter
Rubbing, damaged, or worn wiring harnesses and connectors
Damaged or weak gas cylinder
Damaged, leaking, or discolored oil level sight glass

4.4 Electric Starting Motor

Check for:

Proper operation of the electric starting motor
Damage or wear to the wiring harness
Loose or damaged connections at the electric starting motor and starting motor solenoid

4.5 Alternator, Compressor, Pulleys, Belts & Tensioner

Check for:

Worn, cracked, or broken belts
Proper belt tension
Rubbing, damaged, or worn electrical harnesses
Loose or corroded wiring connections
Damaged or leaking air conditioning charging valves
Oil leaks around air conditioning compressor clutch
Damaged or worn belt tensioner

4.6 Brake Pump & ATAAC Fan Pump

Check for:

Leaks around hose connections
Rubbing, damaged, or worn hoses
Rubbing, damaged, or worn wiring harnesses or connectors

4.7 Fuel Lines, Fuel Pump, Fuel Filters & Filter Bases

Check for:

Rubbing, damaged, or worn fuel lines
Loose or leaking fuel line connections
Fuel leaks around the filters and filter bases

4.8 Cylinder Heads & Valve Covers

Check for:

Dirt and debris buildup in breather
Oil and dust buildup around the sealing surfaces between:

- Valve covers & rocker boxes

- Rocker boxes & cylinder heads

- Cylinder head & engine block

Leakage in these areas would indicate:

Loose connection at the joint
Damaged gasket or seal
Improperly torqued bolts

4.9 Fan Motor, Fan, Fan Guard & Shroud

Check for:

Loose, damaged, or missing bolts
Loose or damaged wire fan guard
Loose or damaged fan shroud
Damaged, cracked, or missing fan blades
Loose, damaged, or worn hydraulic lines at fan motor
Oil leaks at hose connections

4.10 Steering System Hydraulic Tank & Fuel Tank

Check for:

Loose mounting bolts on Upper & lower mounts tank mounts
Structural cracks on frame mounting brackets
Damaged seals on fuel cap and hydraulic tank fill cap
Damaged or leaking fuel level sending unit
Dirt and debris buildup in breathers
Rubbing, damaged, or worn hoses
Loose or damaged hose connections
Rubbing, damaged, or worn wiring harnesses and connectors
Oil leakage around oil return filter
Damaged or leaking sight glass covers
Damaged or weak gas cylinder

4.11 Steering Check & Combiner Valve

Check for:

Leaks around hose connections
Rubbing, damaged, or worn hoses
Rubbing, damaged, or worn wiring harnesses or connectors

4.12 Air Cleaner Assembly

Check for:

Dirt and/or debris in the air cleaner inlet duct
Loose or damaged hose clamps securing air inlet tube, dust ejector, and air inlet duct seal
Damaged or worn air cleaner inlet duct seal
Loose or damaged air cleaner cover latches
Cut or damaged turbo air inlet tube
Properly functioning air filter restriction indicator sensor
Properly functioning dust ejector

4.13 Brake Valve & HMU

Check for:

Leaks around hose connections
Rubbing, damaged, or worn hoses
Rubbing, damaged, or worn wiring harnesses or connectors

4.14 Turbocharger

Check for:

Black soot around the areas where the turbocharger bolts to the exhaust manifold or to the exhaust pipe which would indicate:

- Loose connections at the joints

- Loose or broken mounting bolts

- Oil leakage around the turbocharger oil line

- Dirt tracks which may indicate air inlet or boost air leaks due to worn or damaged hoses

- Loose or damaged hose clamps at the air inlet tube and compressor housing connection

- Damaged or missing turbocharger heat shield

4.15 Exhaust Manifold

Check for:

Cracks or other damage in the exhaust manifold housing
Black soot indicating a loose, broken, damaged connection around the following sealing surfaces:

- Where the exhaust manifold bolts to the cylinder head

- Clamps and baffles between manifold segments on each cylinder head

- Where the exhaust manifold bolts to the turbocharger turbine inlet

4.16 Transmission, Brake & Engine Oil Coolers

Check for:

Leaks around hose connections
Rubbing, damaged, or worn hoses
Loose connections
Rubbing, damaged, or worn wiring harnesses or connectors

4.17 Water Pump

Check for:

Coolant leaks around water pump mounting flange
Coolant leaks through the weep hole in the water pump housing
Loose or damaged hose clamps
Rubbing, damaged, or worn coolant hoses
Loose or leaking coolant hose connections

4.18 ATAAC & Inlet Manifold Lines

Check for:

Rubbing, cracked, or damaged hoses and tubes
Loose or damaged hose clamps
Leaks or loose connections at the air inlet manifold and ATAAC

4.19 ATAAC Fan Motor, Fan, Fan Guard & Shroud

Check for:

Loose, damaged, or missing bolts
Loose or damaged wire fan guard
Loose or damaged fan shroud
Damaged, cracked, or missing engine fan blades
Loose, damaged, or worn hydraulic lines at fan motor
Oil leaks at hose connections

4.20 Coolant Lines & Hoses

Check for:

Rubbing, cracked, or damaged hoses and tubes
Loose or damaged hose clamps
Improperly secured lines
Coolant seepage from sampling valve

4.21 Cab Exterior

Check for:

Bent or damaged cab structure
Cracked or broken glass
Damaged or missing mirrors
Worn or broken windshield wiper arm or wiper blade

4.22 Cab Interior

Check for:

Excessive dirt in cab air filter
Proper function of seat and seat belt
Wear or damage to seat belt
Seat belt replacement date
Proper function of door and latches
Worn or broken window latches or slides
Damaged or inoperable gauges and controls

5.0 Implement/Attachment Inspections:

5.1 Hoist Cylinder

Refer to “Hydraulic Cylinder Inspection Guidelines” for inspection procedure

Check for:

Oil leaks indicated by dirt or oil buildup around rod & cylinder lip seals
Oil leaks at hose connections
Damage to cylinder rods
Broken or damaged grease lines and fittings
Improper lubrication, damage, or wear to the hoist cylinder linkage pins, cylinder bearings, and pin retainers

- Refer to “Linkage Pin Inspection Guidelines” for the pin inspection procedure

5.2 Truck Body

Check for:

Cracks and defects in the front and rear body mountings
Excessive wear, structural damage, or weld cracks in the body liner
Improper adjustment, excessive wear, or damage to the body rest pads
Damage and improper sealing at the exhaust pipe connections
Loose, damaged, or missing pin retaining bolts
Irregular shaped pin bores or worn pins in the body pivot

5.3 Ejector Cylinder & Cylinder Mounts

Check for:

Oil leaks indicated by dirt and oil buildup around the cylinder lip seals
Oil leaks at hose connections
Damage to the telescoping cylinder piston tubes
Improper lubrication, damage, or wear to the ejector cylinder bearing and ejector cylinder pivot bearing
Broken/damaged grease lines, fittings
Improper lubrication, damage, or wear to the ejector cylinder linkage pins and pin retainers

- Refer to “Linkage Pin Inspection Guidelines” for the pin inspection procedure

5.4 Ejector Body & Ejector Blade

Check:

The pins of the transport locks for flat spots, pitting, and heavy wear
The following areas for cracks, damage, fractures, and heavy wear:

- Outside of the body

- Inside the body

- Ejector blade

- Frame rails

(Refer to Special Instruction, REHS2976, "Check and Adjustment of the Ejector Blade" for inspection procedure)

5.5 Pitch Rollers

Check for:

Flat spots, uneven wear, and heavy wear on the roller
Worn or seizing bearings

(Refer to Special Instruction, REHS2976, "Check and Adjustment of the Ejector Blade" for inspection procedure)

5.6 Yaw Rollers

Check for:

Flat spots, uneven wear, and heavy wear on the roller
Worn or seizing bearings

(Refer to Special Instruction, REHS2976, "Check and Adjustment of the Ejector Blade" for inspection procedure)

5.7 Floor Rollers

Check for:

Flat spots, uneven wear, and heavy wear on the roller
Worn or seizing bearings

(Refer to Special Instruction, REHS2976, "Check and Adjustment of the Ejector Blade" for inspection procedure)

5.8 Tailgate Cylinder and Linkage Pins (Ejector Truck)

Refer to “Hydraulic Cylinder Inspection Guidelines” for inspection procedure

Check for:

Oil leaks indicated by dirt or oil buildup around rod & cylinder lip seals
Oil leaks at hose connections
Damage to cylinder rod
Broken or damaged grease lines and fittings
Improper lubrication, damage, or wear to the ejector cylinder linkage pins, cylinder bearings, and pin retainers

- Refer to “Linkage Pin Inspection Guidelines” for the pin inspection procedure

5.9 Tailgate (Ejector Truck)

Check for:

Structural damage or weld cracks in tailgate
Damaged or missing tailgate lock
Broken or damaged grease lines and fittings
Improper lubrication, damage, or wear to the tailgate linkage pins and pin retainers

- Refer to “Linkage Pin Inspection Guidelines” for the pin inspection procedure

Performance Inspection

Hydraulic Performance Checks

Body Hoist Cycle Time - Check

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Table 8
Status⁽¹⁾	Description	Specification	Actual	Comments
	Body Hoist Cycle Time - Raise
	Body Hoist Cycle Time - Lower

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⁽¹⁾	N = Normal, M = Monitor, A = Action, Blank = Not Applicable

Body Hoist Cylinder Drift - Check

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Table 9
Status⁽¹⁾	Description	Specification	Actual	Comments
	Body Hoist Cylinder Drift

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⁽¹⁾	N = Normal, M = Monitor, A = Action, Blank = Not Applicable

Ejector Cycle Time - Check (if equipped)

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Table 10
Status⁽¹⁾	Description	Specification	Actual	Comments
	Ejector Cycle Time - Eject
	Ejector Cycle Time - Retract

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⁽¹⁾	N = Normal, M = Monitor, A = Action, Blank = Not Applicable

Brake Performance Checks

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Table 11
Status⁽¹⁾	Description	Specification	Actual	Comments
	Service Brake - Check (Test from OMM)
	Parking Brake - Check (Test from OMM)