John Deere


Issue H7

2653 Professional Utility Mower

Serial No. (030001 - )


Safety Signs


Operating Machine

Operating Cutting Unit

Replacement Parts

Service Machine Safely

Service Intervals

Service Lubrication

Service Engine

Service Transmission

Transmission And Hydrostatic Oil

Checking Hydraulic Oil Level

Changing Hydrostatic Drive Oil

Replacing Hydrostatic Oil Filter

Adjusting Transmission Neutral

Adjusting Neutral Start Switch

Service Cutting Units

Service Electrical

Service Miscellaneous


Storing Utility Mower


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Service Transmission

Transmission And Hydrostatic Oil


Use oil viscosity based on the expected air temperature range during the period between oil changes.

John Deere HY-GARDŽ is recommended.

Other oils may be used if they meet the following:

John Deere Standard JDM J20C.

Use type F Automatic Transmission Fluid or John Deere All-Weather Hydrostatic Fluid.

Checking Hydraulic Oil Level

IMPORTANT: Avoid damage! Engine must not be running.


1. Park on a level surface.

2. Lower cutting units to the ground.

3. Stop engine.

4. Check oil level when oil is cold.

NOTE: Fill tube/dipstick (A) is behind seat.


5. Old Models: Look down the fill tube (A) to see if oil is low. Oil should be level with the bottom of fill tube screen.

ˇ New Models: Check that oil level is at the "Full Cold" mark (B) on the dipstick.

6. If oil level is low, add John Deere HY-GARD oil or an equivalent. (See Transmission and Hydrostatic Oil in this section.)

Changing Hydrostatic Drive Oil

c CAUTION: Avoid injury! Hydraulic Oil reservoir can get hot so use caution when filling and draining oil.

IMPORTANT: Avoid damage! Prevent dirt from getting in reservoir:

ˇ Change Hydrostatic Drive Oil and filter after first 50 hours of break-in operation.

ˇ Change Hydrostatic Oil and filter at 200 and 400 hours or yearly which ever come first.

1. Park on a level surface.

NOTE: Drain plug is located left rear of machine below
fuel tank.


2. Remove plug (A) and drain oil. into a drain pan with at least a 15.1 L (4 gal) capacity.

3. Install plug.

4. Fill reservoir with approximately 15.1 L (4.0 gal.) of oil.
Use John Deere HY-GARD oil or an equivalent oil meeting John Deere specifications (See Service Hydrostatic Oil in this Section.)

5. Start the engine. Cycle hydraulic control for 1 or 2 minutes.

6. Stop the engine and check oil level. Add oil as necessary.
(See Checking Hydraulic Oil Level in this section).

Replacing Hydrostatic Oil Filter


1. Stop the engine. Engage the parking brake.

2. Turn hydraulic oil filter (A) counterclockwise to remove. Use drain pan to catch dripping oil.

3. Put a film of clean oil on seal of new filter.

4. Tighten filter until it contacts mounting surface. Tighten filter one full turn after gasket contact. A filter wrench may be required.

5. Start the engine and check for leaks.

6. Stop the engine and check oil level. Add oil as necessary. (See Checking Hydraulic Oil Level in this section).

Adjusting Transmission Neutral

NOTE: Adjust transmission neutral to assure that machine DOES NOT creep when pedals are in the neutral position.

You will need a floor jack and jackstand for this procedure.

1. Park machine on a level surface.

2. Disengge the park brake.

3. Put the PTO switch in the OFF position.

4. Put the transmission in the NEUTRAL position.


5. Block left drive wheel to prevent machine from moving.

6. Raise the right drive wheel off ground with floor jack. Place a jackstand under right frame to prevent wheel from dropping.

7. Open the right-hand access cover.

c CAUTION: Avoid injury! To avoid injury, watch for moving parts.

8. Remove quick pin and right brake actuating rod (A).


9. Loosen bolt (B) on adjuster cam.

10. Engage the park brake. Start the engine and run at fast idle.

11. Touch hydro pedal forward and reverse. Allow pedal to return to normal.

12. Rotate eccentric (C) until right wheel does NOT spin.

13. Tighten bolt (B). Repeat Step 8.

14. Readjust eccentric if wheel begins to spin again.

15. Depress hydro pedal. If engine does not stop within 1 in. of pedal movement, readjust the neutral start switch. (See Adjusting Neutral Start Switch in this section).

16. Disengage the park brake. Reconnect brake linkage.

17. Remove jack and blocks.

Adjusting Neutral Start Switch

1. Open right-hand access cover.

2. Position drive control pedal in NEUTRAL and engage the park brake.

3. Safely lift and block machine.

4. Start engine run at slow idle.

5. Move hydrostatic control pedal to the forward and reverse position. Engine should stop within first 1 in. of pedal travel.

6. If engine does not stop, switch adjustment is required.


7. Loosen two screws (B), and reposition switch (A).

8. Adjust switch (A) so it actuates as the roller touches the cam (C).

9. Tighten screws

10. Repeat Steps 5-9 until proper action is achieved.

11. Stop the engine.

12. Remove blocks and lower machine.