John Deere Tractor 7330

Drain engine crankcase and refill with fresh oil

Tighten screws on front loader bracket

Replace transmission/hydraulic oil filter

Drain the axle housing and final drives, and refill with fresh oil

Lubricate front PTO drive shaft

Retighten cab attaching screws. Torques: front screws 280 N-m (205 Ib-ft), rear screws 200 N-m (150 lb-ft)

Sign off on the 100 Hourly Maintenance

If water or sediment deposits have settled in filter, proceed as follows:

Open drain plug (B) by 3/4 of a turn. Retighten the plug as soon as water and sediment deposits have drained out

Open drain plug (C) by 3/4 of a turn. Retighten the plug as soon as water and sediment deposits have drained out

Turn key in main switch to the right to the first switch position so that the fuel transfer pump is operating. Keep the pump running for approx. 40 seconds

If water was present in fuel filter, use a 1/2-inch square-section key to loosen drain plug (D) under the fuel tank by one turn. After draining off any water and sediment deposits, retighten drain plug until hand-tight

Change oil in axle and final drives (tractors with front-wheel drive)

Drained oil while it is still warm?

Change Oil In Front-Wheel Drive Axle Housing

Removed drain screw (A) and drained oil into a suitable container?

Re-installed drain screw and tightened to 90 N.m (66 lb .- ft.)?

Removed oil level/filler plug (B)?

Filled with fresh oil. The oil level must be up to the filler hole?

Change Oil in Front-Wheel Drive Final Drives

Check oil level of transmission/hydraulic system

Park tractor so that it is level.

Apply park brake or engage park lock.

Lower draft links, front loader, front implements and other implements that draw oil from the transmission.

7130 and 7230 tractors: Oil level should be between marks (A) on the sight-glass. If it is not, add more oil at filler neck (B).

7330 to 7530 tractors: Oil level should be between the marks on sight-glass (A). If it is not, add more oil at filler neck (B).

Check the level of the electrolyte in the battery

Lubricate front axle (tractors without front-wheel drive)

Change engine oil filter element

Steps to change engine oil filter element

Lubricate draft link bearings (7330 to 7530 only)