OMM138801

Issue F9

Mid-Mount ZTRAK

M653, M655 and M665 PIN (010001- )

Introduction

Safety Signs

Controls

Operating Machine

Replacement Parts

Service Machine Safely

Service Interval Chart

Service Lubrication

Service Engine

Service Transmission

Service Steering & Brakes

Service Mower

Avoid Injury From Contacting Blades

Removing and Installing Mower Deck Foot Plate

Removing and Installing Mower Deck Belt Shields

Replacing Mower Deck Drive Belt

Replacing Mule Drive Belt

Checking and Replacing Mower Blades

Sharpening Blades

Balancing Blades

Service Electrical

Service Miscellaneous

Troubleshooting

Storing Machine

Assembly

Specifications

Warranty

John Deere Service Literature

John Deere Quality Statement

Copyright© Deere & Company

Service Mower

Avoid Injury From Contacting Blades

MIF

c CAUTION: Avoid injury! To avoid injury, before you unplug, adjust or service mower: - DISENGAGE PTO to stop mower blades. - Wait for mower blades to STOP. - Engage the park brake. - STOP the engine. - Remove the key. Clean unit by removing all grass clippings and dirt from mower deck.

Removing and Installing Mower Deck Foot Plate

c CAUTION: Avoid injury! Help prevent serious personal injury. DO NOT operate the mower without the foot plate installed.

Removing Foot Plate

1. Park machine on a hard, level surface.

2. Stop engine and engage park brake.

3. Loosen and remove knobs (A).

M98154

4. Remove foot plate (B) from front frame assembly.

Installing Foot Plate

1. Install foot plate (B).

2. Install and tighten knobs (A).

Removing and Installing Mower Deck Belt Shields

c CAUTION: Avoid injury! Help prevent serious personal injury. DO NOT operate the mower without the belt shields installed.

Removing Belt Shields

1. Park mower on a hard, level surface.

2. Stop engine and engage park brake.

3. Lower mower deck to the lowest cutting height position.

4. Remove belt shield locking rings (A).

MX1612, MX1611

Picture Note: 60-Inch mower deck shown.

5. Remove belt shields.

· Lift corner of belt shield from drilled stud (B). Rotate shield counterclockwise to clear head pins (C).

Installing Belt Shields

1. Install belt shields.

· Rotate shield clockwise to engage head pins (C) and drilled stud (B).

2. Install belt shield locking rings.

Replacing Mower Deck Drive Belt

Removing Drive Belt

1. Park machine on a hard, level surface.

2. Stop engine and engage park brake.

3. Lower mower deck lift lever to the lowest cutting height position.

4. Remove both mower deck belt shields (A).

· Remove belt shield locking rings (B).

MX1611

5. Remove mower deck foot plate.

6. Remove drive belt (C).

· Remove drive belt from upper jackshaft assembly sheave (D), spindle sheaves and idler pulleys.

· Loosen cap screw (E) enough to allow the idler arm weldment (F) to be raised and the belt slid under idler pulley (G).

MX1614

· Remove drive belt from mower deck.

MX1613

Installing Drive Belt

1. Raise the idler arm weldment (F) and slide the replacement belt under idler pulley (G).

2. Tighten cap screw (E).

3. Check to make sure the belt tension spring (H) is installed properly between the idler arm weldment (F) and stud (I).

MX1615

NOTE: If necessary, see drive belt installation label on mower deck.

4. Install replacement drive belt as shown. Make sure drive belt is installed properly on the upper jackshaft assembly sheave, the mower deck idler pulleys and spindle sheaves.

M98128

5. Install both mower deck belt shields.

· Install belt shield locking rings.

6. Install mower deck foot plate.

7. Adjust mower deck to a desirable cutting height.

Replacing Mule Drive Belt

Removing Drive Belt

1. Park machine on a hard, level surface.

2. Stop engine and engage park brake.

3. Lower the mower deck lift lever to the lowest cutting height position.

4. Remove both mower deck belt shields (A).

· Remove belt shield locking rings (B).

MX1611

5. Remove mower deck foot plate.

6. Release mower deck belt spring tension.

· Roll drive belt off of one spindle sheave.

NOTE: It is NOT necessary to remove the drive belt from the mower deck.

7. Remove mower deck belt (C) from upper jackshaft assembly sheave (D).

MX1618, MX1613

NOTE: Installation and removal of the mule drive belt is easier if the mower deck is placed in the transport position.

8. Raise the mower deck lift lever to the transport position. (Also the 127mm (5 in.) cutting height position.)

9. Disconnect PTO clutch electrical connection (E).

· Remove plastic tie strap (F) if necessary.

MX1620, MX1619

10. Remove mule drive belt (G) from idler sheave (H).

MX1621a

· Removal of the drive belt is easier if a ratchet and 9/16" socket is used to raise the idler sheave and release belt spring tension.

· Roll drive belt (G) to the right and off the idler pulley (H) as shown.

MX1622

11. Remove drive belt from idler pulley (I) and lower jackshaft assembly sheave (J).

12. Remove drive belt from the PTO clutch sheave (K).

MX1623

13. Remove drive belt (G) from machine.

Installing Belt

1. Install replacement mule drive belt.

· Install drive belt onto the lower jackshaft assembly sheave (J), idler pulley (I) and PTO clutch sheave (K).

MX1622, MX1623

2. Install drive belt (G) onto idler pulley (H).

MX1624

· Installation of the drive belt is easier if a ratchet and 9/16" socket is used to raise the idler sheave and release belt spring tension.

· Roll drive belt onto idler pulley.

3. Connect PTO clutch electrical connection (E).

MX1620, MX1619

· Install replacement tie strap (F) if necessary.

4. Lower the mower deck lift lever to the lowest cutting height position.

5. Install mower deck drive belt.

6. Install mower deck foot plate.

7. Install both mower deck belt shields (A).

· Install belt shield locking rings (B).

MX1611

8. Adjust mower deck to a desirable cutting height.

Checking and Replacing Mower Blades

c CAUTION: Avoid injury! Help prevent serious personal injury. DO NOT work near a raised mower deck unless it is safely supported. Never start the engine or engage the PTO switch when performing this service procedure. Blades are sharp and could cause personal injury. Wear appropriate clothing including gloves when working near the underside of a raised mower deck. Before performing any service function, wait for all moving parts to stop turning.

Checking Mower Blades

1. Park machine on a hard, level surface.

2. Push PTO knob (A) down to disengage mower.

M98138a

3. Stop engine and engage park brake (B). Wait for all moving parts to stop turning.

4. Raise the mower deck lift lever (C) to the transport position. (Also the 127mm (5 in.) cutting height position.)

5. Raise front of machine with a safe lifting device.

· Support with jack stands and/or wooden blocks.

6. Check mower blades (D):

MX1625

· Mower blades should be sharp and free of any damage.

· Inspect blades; sharpen/balance or replace as necessary.

Replacing Mower Blades (54 and 60-Inch Decks)

1. Use a wooden block to prevent mower blades from spinning.

2. Remove cap screw (A), hardened washer (B) large concave blade washer (C), blade (D) and deflector cup (E).

MX1626

3. Install replacement blade:

· Blade wing MUST face toward top of mower deck.

· Install deflector cup, blade, large concave blade washer, hardened washer and cap screw.

· Tighten blade bolts to 122 N·m (90 lb-ft.).

4. Lower machine.

5. Adjust mower deck to a desirable cutting height.

Sharpening Blades

c CAUTION: Avoid injury! To avoid injury, wear goggles and gloves when you handle blades.

· Sharpen blades with grinder, hand file or electric blade sharpener.

MIF

· Keep original bevel (A) when you grind.

· Blade should have 0.40 mm (1/64 in.) cutting edge (B).

Balancing Blades

c CAUTION: Avoid injury! To avoid injury, wear goggles and gloves when you handle blades.

· Clean blade.

· Put blade on nail in vise or on vertical wall stud. Turn blade to horizontal position.

MIF

· If blade is not balanced, heavy end of blade will drop.

· Grind bevel of heavy end. Do not change bevel.