Predictive Maintenance Services, Inc.

Wear Metal Sources

Compartment

Iron

Chromium

Lead

Copper

Tin

Aluminum

Nickel

Silver

Titanium

Vanadium

Manganese

Antimony

Cadmium

Lithium

Engine

Cylinders, Oil Pump, Gears, Crankshaft, Camshaft, Wrist Pins, Valve Train, Rings

 

Rings, Some Roller or Taper Bearings, Shafts, Valve Train, Exhaust Valves, Coolant Additive

Bearings, Bushings,

Solder

Wrist Pin Bushings, Cooler, Bearings, Thrusts, Oil Pump, Turbo charger

 

Bearings, Bushings, Solder

 

Pistons,

Dirt (as alumina), Bearings, Case, Bushings, Block, Retainers, Turbo, Blower

 

Gears, Shafts, Bearings, Valve Train, Cam

 

Tracer in EMD bearings, Solder, Coolant

 

Shafts, Turbo, additive

 

Fuel Dilution

 

Fuel dilution

Some steel

Alloys in gears

 

Babbitt bearings

 

Contaminant from some fossil fuels.

Pigment in paint.

 

Contaminant – Lithium grease

 

Transmission

Gears, Shafts, Bearings, PTO, Brakes, Disks, Pump, Housing, Shift Spools

Some Roller or Taper Bearings, Shafts,

Coolant Additive

 

Sealing compounds Lead Paint, Solder, Bearings, Bushings

 

Disks, Bearings, Bushings, Thrusts Cooler, Oil Pump

Sealing compounds Lead Paint, Solder, Bearings, Bushings

 

 

Torque,

Dirt (as alumina), Thrusts, Bushings, Case

 

Gears, Shafts, Bearings

 

Solder, Coolant

 

Some Shafts, Gears, Bearings, additive

Does not apply

 

Some steel

Alloys in gears

 

Does not apply

 

Pigment in paint

 

Contaminant – Lithium grease

 

Hydraulic

Rotors, Vanes, Pistons, Housing, Gears, Shafts, Valves

 

Rods, Valves

Pump thrust plates, Bushings

Pump, Cooler, Bearing Cage Bushings, Piston

Pump thrust plates, Bushings

 

Dirt (as alumina), Case

Gears, Shafts, Bearings

 

Does not apply

 

Stainless Steel, additive

Does not apply

 

Some steel

Alloys in gears

 

Does not apply

 

Pigment in paint. Water glycol is corrosive to cadmium

 

Contaminant – Lithium grease

 

 

Gear Box

Gears, Shafts, Bearings, Housings

Rods, Valves

Bearings, Bushings

Bushings, Thrusts, Bearing Cage Bushings, Piston

Pump Thrust plates,

Bushings

Dirt(as alumina)

Bushings, Thrusts

Gears, Shafts, Bearings

 

Does not apply

 

Some Shafts, Gears, Bearings, additive

Does not apply

 

Some steel

Alloys in gears

 

Does not apply

 

Pigment in paint. Electro- plating

 

Contaminant – Lithium grease

 

Compressor

Bearings, Gears, Case, Valves, Liners, Rings, Shafts, Screws

 

 

Shafts, Cams, Rods, Valves, Valve Guides,

 

Bearings, Bushings

 

Wrist Pin Bushings, Cooler, Bearings, Thrusts Oil Pump

 

Bearings, Bushings,

Solder

Thrusts,

Dirt (as alumina), Shims, Spacers, Bearings, Case, Impellers, Pistons

 

Gears, Shafts, Bearings, Valve Train, Cam

 

Does not apply

 

Some Shafts, Gears, Bearings, blades, additive

 

Does not apply

 

Some steel

Alloys in gears

 

Does not apply

 

Pigment in paint. Electro- plating

Contaminant – Lithium grease

 



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