John Deere Tractor 7230

Turn the heater control as far as it will go to the right

Loosen cap (A) and then take it off

Turn connect/disconnect control (B) anti-clockwise as far as it will go

Place a container under the drains to trap the coolant as it emerges. Open drain plug (C)

Close drain plug (C) and fill the system with clean water

Run the engine until it reaches operating temperature. Shut off engine and drain cooling system

Close drain plug again and fill the system with clean water

Again run engine until it has reached operating temperature. Shut off engine and drain system again

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

Did you replace oil in axle housing and final drives after the first 100 hours of operation?

Did you replace oil after every 1500 hours of operation or once every 2 years, whichever occurs first?

Did you drain oil while it is still warm, i.e. immediately after a prolonged period of operation?

Change Oil In Front-Wheel Drive Axle Housing

Did you remove drain screw (A) and drain oil into a suitable container?

Did you re-install drain screw and tighten to 90 N.m (66 lb .- ft.)?

Did you remove oil level/filler plug (B)?

Did you fill with fresh oil? The oil level must be up to the filler hole.

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

Drain engine crankcase and refill with fresh oil

Check engine drive belt for wear

Lubricate front PTO drive shaft

Use coolant test strip to test coolant

John Deere COOL-GARD™ II Premix and COOL-GARD II Concentrate are maintenance-free coolants for up to 6 years or 6000 hours of operation, provided that the cooling system is topped off using only John Deere COOL-GARD II Premix coolant. Test the coolant condition annually with coolant test strips designed for use with John Deere COOLGARD II coolants. If the test strip chart indicates that additive is required, add John Deere COOL-GARD II EXTENDER as directed.

First loosen cap (A) and then take it off

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