John Deere Tractor 5725HC

Drain coolant from radiator and engine block

Flush system with Radiator Cleaner

Sign off on the maintenance procedure

Is the level in coolant tank (B) above 'LOW'?

Is the oil level between two marks on dipstick (A)?

Is the oil level even with upper mark on oil filler hole (B)?

Fill fuel tank and add diesel conditioner

Is the fuel tank filled and diesel conditioner added?

Drain water and sediment from fuel tank

Is the water and sediment drained from fuel tank?

Adjust spring tension by loosening or tightening lock nut (A) until throttle lever movement is smooth throughout range of travel with only slight drag

Clean primary air filter element

Release three air cleaner cover retaining clips (B) and remove air cleaner cover (C)

Put primary element with the palm of your hand, NOT ON HARD SURFACE

If this does not remove dust, use compressed air under 207 kPa (2.1 bar) (30 psi). Direct air up and down the pleats, blowing from inside to outside. Be careful not to make a break in the element. Use element cleaning gun AR62377

Replace Primary and Secondary Air Filter Elements

Open hood and remove right-side grill panel

Remove air cleaner retaining strap (A)

Release three air cleaner cover retaining clips (B) and remove air cleaner cover (C)

Remove primary (D) and secondary (E) elements

Before you install primary element, clean the inside of air cleaner housing and unloader valve with a damp cloth

Raise hood and remove side screens

Open drain valve and drain coolant

Remove cap screw, and pull coolant pipe from thermostat housing

Remove two caps screws and thermostat housing

Remove old gasket material from cover and housing. Apply General Purpose Gasket Dressing or equivalent to new gasket