Annual Locomotive Maintenance - Maintenance
During annual inspections of locomotives, maintenance personnel shall inspect all items required
for the quarterly inspection, manufacturer's recommendations for quarterly inspections and the
a. Wheels. Inspect for chips, gouges, cracks, flat spots, narrow flange, high flange and
rim thickness and resurface or replace as necessary.
b. Center Plates and Bearings. Check wear rings and wear plates for excessive wear,
cracks, or damage; repair as required and lubricate bearings.
c. Side Bearings. Check clearances and adjust as required; renew worn plates and
rollers. See CFR 49, Part 229.69 for guidelines on tolerances.
d. Engine Cooling Tank. Flush and refill in accordance with environmental regulations.
e. Fuel Oil Tank. Check tank sump for moisture or contamination; drain and clean as
required in accordance with environmental and local fire/safety regulations.
f. Air brake Filters. Clean, repair or replace all filtering devices or dirt collectors in the
air compressor, air lines, and air reservoir systems.
g. Axle Bearings Plain Journal. Inspect bearing surfaces for pitting, grooving,
scoring or excessive wear; replace bearings as required; inspect journal box seals; and replace as
required. Use CFR 49, Part 229.64 as a guideline.
h. Axle Bearings Roller. Inspect bearings for signs of lubricant loss or overheating;
and ensure axle end screws are tight.
i. Trucks. Visually inspect truck frames, truck springs, and equalizers for signs of
distortion or damage. Repair using CFR 49, Part 229.67 as a guideline.
j. Gears. Remove lower gear case covers and inspect axle drive gears and pinions for
signs of excessive wear or damage; clean sludge from inside of gear cases and re-lubricate gears.
k. Air brake System Control Valves. Clean, repair, and test the brake cylinder relay,
feed, and reducing valves. Use test stand if available; otherwise, use the manufacturer's
l. Air Compressor. Check for proper output and cycling. Clean, adjust, and lubricate
compressor governor. Use CFR 49 and manufacturer's specifications as guidelines.
m. Couplers. Check for proper operation, swing, height, and excessively worn
components. Use CFR 49, Part 229 as guidelines.
n. Traction Motor Nose Suspension. Inspect for worn or frayed pads and ensure
retainers such as nuts and cotter pins are secure.