operators_manual

Table Of Contents

Every 30,000 mi / 48,000 km

Drum Brakes (All) - Brake Lining

• Inspect: replace as required. (Refer to Drum Brake Inspection on page 243 for maintenance instructions.)

Hub, Drum, and Hubcap - Hubs (non-LMS)

• Check the bearing endplay and adjust as required. (Refer to Wheels on page 295 for maintenance instructions.)

Hub, Drum, and Hubcap - Hub Seals (all)

• Check for leaks: replace as required. (Refer to Wheels on page 295 for maintenance instructions.)

Hub, Drum, and Hubcap - Brake Drums

• Inspect for visible cracks, heat checking, galling or scoring of the braking surface, and for severe corrosion on the outside

surface. Check for out-of-round or oversize condition [0.080 in. (2 mm) more than the original diameter]. Replace as required.

(Refer to Brake System on page 241 for maintenance instructions.)

Main and Auxiliary Transmission (including Eaton Automated or PACCAR Transmission) - Main and Auxiliary Transmission and

Transfer Case

• Check the drain plugs for tightness. (Refer to Transmission Maintenance on page 298 for maintenance instructions.)

Main and Auxiliary Transmission (including Eaton Automated or PACCAR Transmission) - Main and Auxiliary Transmission

• Check the oil level: refill as required. (Refer to Transmission Maintenance on page 298 for maintenance instructions.)

Clutch - Clutch Release Bearing

• Lubricate. (Refer to Hydraulic Clutch on page 299 for maintenance instructions.)

• Inspect and adjust when necessary (no adjustment required for SOLO type clutches.) (Refer to Hydraulic Clutch on page 299

for maintenance instructions.)

Ensure that all maintenance intervals leading up to this point are repeated during this interval prior to the completion of

MAINTENANCE - Every 30,000 mi / 48,000 km

those listed here.

Y53-6110-1A1 (01/21) 213