John Deere Tractor 624P

Replace diesel exhaust fluid (DEF) tank breather filter

Drain, flush, and refill hydraulic system oil

Clean hydraulic system fill strainer

Replace diesel exhaust fluid (DEF) dosing unit filter

Replace hydraulic system return filter

Lubricate loader linkage and cylinder pivots

Lubricate coupler lock pins (if equipped)

Replace axle oil filters after initial 250 hours

Take engine oil sample in every 250 hours

Sign off on the lubrication process

Lubricate driveline upper and lower sliding joints

Lubricate front and rear axle shaft seals

Check hybrid battery electrolyte level (if equipped)

Replace hydraulic reservoir breather filter

Check front and rear axle oil level

Check air intake hoses and charge air cooler tube couplings

Drain and refill engine oil and replace filter

Clean air cleaner dust unloader valve

Check coolant level at surge tank

Check hydraulic system oil level

Front and Rear Axle Maintenance

Replace open crankcase ventilation (OCV) filter

Check and adjust engine valve lash