John Deere Knuckleboom Loader 437C

Check loader mounting bolts torque

Check engine mounting bolts torque

Check heel mounting bolts torque

Check pump mounting bolts torque

Check boom and cylinder pin retainers (torque if required)

Check stabilizer and cylinder pin retainers torque

Sign off on the Knuckleboom Loader Maintenance

Clean case drain strainer element

Change engine coolant and flush cooling system

Check engine belt and tensioner

Sign off on the 2000 Hourly Knuckleboom Loader Maintenance

Change fuel/water separator filter element

Check turntable bearing mounting screws (torque if required)

Take engine coolant analysis sample

Take diesel fuel analysis sample

Take engine oil analysis sample (250 hours recommended, 500 hours maximum)

Sign off on the maintenance procedure

Change hydraulic oil return filters

Take hydraulic oil analysis sample

Drain water and sediment from fuel tank

Take engine oil analysis sample (250 hours recommended, 500 hours maximum)

Sign off on the maintenance procedure

Check air filter restriction indicator and ducting

Drain water and sediment from fuel tank

Check and drain fuel/water separator

Sign off on the Knuckleboom Loader Maintenance