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John Deere Piranha 44 Mower Deck Manual

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John Deere 111 Parts. The 111 Riding Lawn Tractor was produced from 1979-1985 as part of the 100 Lawn. Standard features included an 11 HP Briggs & Stratton engine, 5 speed gear transmission, independent front PTO, and a 38' mid mount mower deck. Popular attachments include snow blower and front blade. 44' mid-mount mower deck: 48' mid-mount mower deck: Snowblower: Blade: The GT262 was compatible with the M03262X 30-inch mechanical tiller. John Deere Piranha. 44 inches 111 cm. 48 inches 121 cm.

  1. Deere 48 Mower Deck Manual
  2. John Deere Piranha 44 Mower Deck Manuals

363 Parts

Complete Mower Deck • Mower Deck Shell • Mower Deck Kit

John Deere mower decks are unique and made specifically for certain models of lawn tractors and zero turn units. Whether you need a complete unit or just the bare bones, there is likely an application that suits your needs. Some of the John Deere mower decks that we carry are ready to 'plug and play' - just hook it up to your equipment and start mowing. Some of these are just the shell that you will need to rebuild with pulleys, spindles, blades, hardware and belts. If you have a good deck but need to replace the wear parts we also offer several deck rebuild kits while supplies last. Don't forget to check out our incredible selection of OEM John Deere blades while you're shopping online to make sure your cuts are sharp!

  • John Deere Mower Deck AM128570

    MSRP: $1,699.40

  • John Deere Mower Deck AM140413

    MSRP: $1,251.60

  • John Deere Mower Deck AUC13155

    MSRP: $1,090.54

  • John Deere Mower Deck AUC13156

    MSRP: $1,286.36

  • John Deere Mower Deck AUC16767

    MSRP: $505.51

  • John Deere Mower Deck BG20823

    MSRP: $813.71

  • John Deere Mower Deck BG20826

    MSRP: $1,140.88

  • John Deere Mower Deck BG20827

    MSRP: $1,360.20

  • John Deere Mower Deck BG20835

    MSRP: $789.75

  • John Deere Mower Deck BG20945

    MSRP: $1,352.99

  • John Deere Mower Deck BM23408

    MSRP: $838.88

  • John Deere Mower Deck Kit GY21087

    MSRP: $90.16

Service Mower - 42C, 48C, 54C

Removing Mower

c CAUTION: Avoid injury! Rotating blades are dangerous. Before adjusting or servicing mower:

· Disconnect spark plug wire(s) to prevent engine from starting accidently.

· Always wear gloves when handling mower blades or working near blades.

1. Park machine safely. (See Parking Safely in the SAFETY section.)

2. Put lift lever in the transport position.

3. Turn mower height control knob to '0' position.

MX8331

4. 54C Mower Only - Rotate all mower wheels to allow mower deck to be rolled outward away from machine:

a. Pull out on pin (A).

b. Rotate mower wheel (B) 90° and align hole in wheel shaft with pin.

c. Release pin to lock mower wheel in rotated position.

c CAUTION: Avoid injury! Lift lever is spring-assisted and may have unexpected movement.

Lock the lift lever in forward position before removing or installing the mower.

5. Lock the lift lever in forward position.

c CAUTION: Avoid injury! Belt tension rod is spring-assisted and under tension. Keep a secure grasp on rod at all times while releasing or applying drive belt tension.

MX0068

6. Remove drive belt tension:

a. Grasp and hold tension rod (C) securely.

b. Disengage rod from retaining bracket (D).

c. Move rod as far as possible toward rear wheel to remove all belt tension.

7. Hold tension rod in the released position. Remove mower drive belt (E) from engine drive sheave.

8. Move tension rod to the latched position.

M95976

9. Pull out and push down on lever (F) to release front lift rod assembly.

10. Remove front lift rod assembly (G) from machine and mower deck.

NOTE: It may be necessary to manually lift up on rear of mower deck to pull out J-pins.


MX0069

11. Pull outward on J-pins (H) at both sides of mower to disconnect draft arms.

12. Put lift lever in the transport position.

13. Slide mower deck out from under machine. Remove 54C mower from right side only.

Installing Mower

Manual
c CAUTION: Avoid injury! Rotating blades are dangerous. Before adjusting or servicing mower:

· Disconnect spark plug wire(s) to prevent engine from starting accidently.

· Always wear gloves when handling mower blades or working near blades.

IMPORTANT: Avoid damage! If equipped, remove tire chains before installing mower to machine to prevent mower damage.

Deere 48 Mower Deck Manual


1. Park machine safely. (See Parking Safely in the SAFETY section.)

2. Put lift lever in the transport position.

Deere

3. Turn mower height control knob to '0' position.

4. Slide mower under machine.

c CAUTION: Avoid injury! Lift lever is spring-assisted and may have unexpected movement.

Lock the lift lever in forward position before removing or installing the mower.

5. Lock the lift lever in forward position.

MX0069

6. Place lift arms (A) between mower lift brackets (B).

7. Release J-pin (C) to connect mower deck to lift arms. Repeat at other side.


MX0068

8. Hook front lift rod assembly (D) into mower bracket.

M95976

9. Place front lift rod (E) into frame hooks so lever (F) is at left side of machine. Make sure rod is seated in frame hooks.

10. Push up lever (F) until tab (G) locks into hole in frame.

c CAUTION: Avoid injury! Drive belt tension rod is spring-assisted and under tension. Keep a secure grasp on rod at all times while releasing or applying drive belt tension.

MX0068

11. Remove drive belt tension rod (H) from bracket (I) and pivot rod as far as possible toward rear wheel to remove all belt tension.

12. Hold tension rod in the released position. Install mower drive belt (J) onto engine drive sheave.

c CAUTION: Avoid injury! Drive belt tension rod is spring-assisted and under tension. Keep a secure grasp on rod at all times while releasing or applying drive belt tension.

13. Pivot the drive belt tension rod toward front of machine to tighten drive belt. Hook tension rod into bracket on mower.

14. 54C Mower Only - Rotate mower wheels to operating position.

15. Windows 10 boot camp drivers not working. Adjust the lift assist spring if necessary.

16. Adjust mower level front-to-rear and side-to-side.

17. Adjust mower wheels for desired cutting height.

Adjusting Lift Assist Spring

NOTE: The weight of the mower affects ease of lifting. Adjust the lift assist spring for your particular mower deck model.

MX8396

Deere

1. Make sure yellow indicator (A) is aligned with the proper mark for the mower deck model installed. If not, adjust the lift assist spring so the indicator is aligned with the correct mower deck mark.

2. Turn adjusting bolt (B) at front of machine frame to adjust lift assist spring:

· Clockwise - Increases spring tension and moves indicator toward front of machine for heavier mowers.

· Counterclockwise - Decreases spring tension and moves indicator toward rear of machine for lighter mowers.

Replacing Mower Drive (Primary) Belt

1. Park machine safely. (See Parking Safely in the SAFETY section).

2. Lock mower deck in the forward position.

c CAUTION: Avoid injury! Belt tension rod is spring-assisted and under tension. Keep a secure grasp on rod at all times while releasing or applying drive belt tension.

MX0068

3. Remove drive belt tension:

John Deere Piranha 44 Mower Deck Manuals

a. Grasp and hold tension rod (A) securely.

b. Disengage rod from retaining bracket (B).

c. Move rod as far as possible toward rear wheel to remove all belt tension.

4. Hold tension rod in the released position.

5. Remove mower drive belt (C) from engine drive sheave and mower drive sheave.

6. Clean belt with a clean cloth.

7. Inspect belt for wear or damage. Replace as necessary.

8. Install belt on mower sheave and engine sheave.

9. Pivot the drive belt tension rod toward front of machine to tighten drive belt. Hook tension rod into bracket on mower.

Replacing Mower Deck (Secondary) Belt

1. Park machine safely. (See Parking Safely in the SAFETY section).

2. Remove mower deck.

M97146 MX8378

Picture Note: 42C shown upper, 48C and 54C shown lower.

3. Remove belt shields (A).

c CAUTION: Avoid injury! Springs are installed under tension. Use caution when attaching or disconnecting springs. Wear eye protection.

4. Disconnect idler spring (B).

5. Remove mower belt (C).

6. Clean upper mower deck and sheaves.

7. Inspect belt for wear and damage. Replace if necessary.

8. Install belt on mower.


M97149

9. Connect idler spring (B). Make sure open end (D) of the spring hook faces outward on the idler arm.

10. Install belt shields.

11. Install mower to machine.

Checking for Bent Mower Blades

c CAUTION: Avoid injury!

Service mower blades safely:

· Disconnect spark plug wires or negative (-) battery cable to prevent accidental startup.

Descargar ritmo total espanol latino 1 link mega peliculas gratis. · Mower blades are sharp. Always wear gloves when handling mower blades or working near blades.

1. Park machine safely. (See Parking Safely in the SAFETY section).

2. Lock lift lever in forward position.

MX4897

3. Measure distance (A) between blade tip and flat ground surface.

4. Rotate blade 180° and measure other blade tip.

5. Install new blade if the difference between the two blade tip measurements is more than 3 mm (1/8 in.).

6. Repeat for all blades.

Servicing Mower Blades

c CAUTION: Avoid injury!

Service mower blades safely:

· Disconnect spark plug wires or negative (-) battery cable to prevent accidental startup.

· Mower blades are sharp. Always wear gloves when handling mower blades or working near blades.

Removing Mower Blades

1. Park machine safely. (See Parking Safely in the SAFETY section.)

2. Raise or remove mower deck.

3. Block mower blade with a piece of wood to prevent it from spinning.


MX7589A

4. Loosen and remove bolt (A), washer (B), and blade (C).

5. Inspect blade condition. Sharpen, balance, or replace blades as necessary.

Installing Mower Blades

1. Make sure deflector cup (D) is seated properly between mower spindle and blade.

2. Position mower blade (C) with cutting edge towards the ground onto the mower spindle.

3. Install blade washer (B) with cup side toward the blade.

John deere piranha 44 mower deck manual parts

4. Install and tighten bolt (A) by hand until mower blade is in full contact (fully seated) with spindle.

5. Block mower blade with a piece of wood to prevent spinning.

6. Tighten blade bolt:

· 42C Mower - 75 N·m (55 lb-ft).

· 48C and 54C Mowers - 68 N·m (50 lb-ft).

7. Repeat for all blades.

Sharpening Blades

c CAUTION: Avoid injury! Mower blades are dangerous:

· Always wear gloves while working on blades.

· Always wear safety eye protection when grinding.

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

MX8333

· Keep original bevel (A) when grinding.

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

· Balance blades before installing.

Balancing Blades

c CAUTION: Avoid injury! Mower blades are dangerous:

· Always wear gloves while working on blades.

· Always wear safety eye protection when grinding.

1. Clean blade.


Deere
c CAUTION: Avoid injury! Rotating blades are dangerous. Before adjusting or servicing mower:

· Disconnect spark plug wire(s) to prevent engine from starting accidently.

· Always wear gloves when handling mower blades or working near blades.

IMPORTANT: Avoid damage! If equipped, remove tire chains before installing mower to machine to prevent mower damage.

Deere 48 Mower Deck Manual


1. Park machine safely. (See Parking Safely in the SAFETY section.)

2. Put lift lever in the transport position.

3. Turn mower height control knob to '0' position.

4. Slide mower under machine.

c CAUTION: Avoid injury! Lift lever is spring-assisted and may have unexpected movement.

Lock the lift lever in forward position before removing or installing the mower.

5. Lock the lift lever in forward position.

MX0069

6. Place lift arms (A) between mower lift brackets (B).

7. Release J-pin (C) to connect mower deck to lift arms. Repeat at other side.


MX0068

8. Hook front lift rod assembly (D) into mower bracket.

M95976

9. Place front lift rod (E) into frame hooks so lever (F) is at left side of machine. Make sure rod is seated in frame hooks.

10. Push up lever (F) until tab (G) locks into hole in frame.

c CAUTION: Avoid injury! Drive belt tension rod is spring-assisted and under tension. Keep a secure grasp on rod at all times while releasing or applying drive belt tension.

MX0068

11. Remove drive belt tension rod (H) from bracket (I) and pivot rod as far as possible toward rear wheel to remove all belt tension.

12. Hold tension rod in the released position. Install mower drive belt (J) onto engine drive sheave.

c CAUTION: Avoid injury! Drive belt tension rod is spring-assisted and under tension. Keep a secure grasp on rod at all times while releasing or applying drive belt tension.

13. Pivot the drive belt tension rod toward front of machine to tighten drive belt. Hook tension rod into bracket on mower.

14. 54C Mower Only - Rotate mower wheels to operating position.

15. Windows 10 boot camp drivers not working. Adjust the lift assist spring if necessary.

16. Adjust mower level front-to-rear and side-to-side.

17. Adjust mower wheels for desired cutting height.

Adjusting Lift Assist Spring

NOTE: The weight of the mower affects ease of lifting. Adjust the lift assist spring for your particular mower deck model.

MX8396

1. Make sure yellow indicator (A) is aligned with the proper mark for the mower deck model installed. If not, adjust the lift assist spring so the indicator is aligned with the correct mower deck mark.

2. Turn adjusting bolt (B) at front of machine frame to adjust lift assist spring:

· Clockwise - Increases spring tension and moves indicator toward front of machine for heavier mowers.

· Counterclockwise - Decreases spring tension and moves indicator toward rear of machine for lighter mowers.

Replacing Mower Drive (Primary) Belt

1. Park machine safely. (See Parking Safely in the SAFETY section).

2. Lock mower deck in the forward position.

c CAUTION: Avoid injury! Belt tension rod is spring-assisted and under tension. Keep a secure grasp on rod at all times while releasing or applying drive belt tension.

MX0068

3. Remove drive belt tension:

John Deere Piranha 44 Mower Deck Manuals

a. Grasp and hold tension rod (A) securely.

b. Disengage rod from retaining bracket (B).

c. Move rod as far as possible toward rear wheel to remove all belt tension.

4. Hold tension rod in the released position.

5. Remove mower drive belt (C) from engine drive sheave and mower drive sheave.

6. Clean belt with a clean cloth.

7. Inspect belt for wear or damage. Replace as necessary.

8. Install belt on mower sheave and engine sheave.

9. Pivot the drive belt tension rod toward front of machine to tighten drive belt. Hook tension rod into bracket on mower.

Replacing Mower Deck (Secondary) Belt

1. Park machine safely. (See Parking Safely in the SAFETY section).

2. Remove mower deck.

M97146 MX8378

Picture Note: 42C shown upper, 48C and 54C shown lower.

3. Remove belt shields (A).

c CAUTION: Avoid injury! Springs are installed under tension. Use caution when attaching or disconnecting springs. Wear eye protection.

4. Disconnect idler spring (B).

5. Remove mower belt (C).

6. Clean upper mower deck and sheaves.

7. Inspect belt for wear and damage. Replace if necessary.

8. Install belt on mower.


M97149

9. Connect idler spring (B). Make sure open end (D) of the spring hook faces outward on the idler arm.

10. Install belt shields.

11. Install mower to machine.

Checking for Bent Mower Blades

c CAUTION: Avoid injury!

Service mower blades safely:

· Disconnect spark plug wires or negative (-) battery cable to prevent accidental startup.

Descargar ritmo total espanol latino 1 link mega peliculas gratis. · Mower blades are sharp. Always wear gloves when handling mower blades or working near blades.

1. Park machine safely. (See Parking Safely in the SAFETY section).

2. Lock lift lever in forward position.

MX4897

3. Measure distance (A) between blade tip and flat ground surface.

4. Rotate blade 180° and measure other blade tip.

5. Install new blade if the difference between the two blade tip measurements is more than 3 mm (1/8 in.).

6. Repeat for all blades.

Servicing Mower Blades

c CAUTION: Avoid injury!

Service mower blades safely:

· Disconnect spark plug wires or negative (-) battery cable to prevent accidental startup.

· Mower blades are sharp. Always wear gloves when handling mower blades or working near blades.

Removing Mower Blades

1. Park machine safely. (See Parking Safely in the SAFETY section.)

2. Raise or remove mower deck.

3. Block mower blade with a piece of wood to prevent it from spinning.


MX7589A

4. Loosen and remove bolt (A), washer (B), and blade (C).

5. Inspect blade condition. Sharpen, balance, or replace blades as necessary.

Installing Mower Blades

1. Make sure deflector cup (D) is seated properly between mower spindle and blade.

2. Position mower blade (C) with cutting edge towards the ground onto the mower spindle.

3. Install blade washer (B) with cup side toward the blade.

4. Install and tighten bolt (A) by hand until mower blade is in full contact (fully seated) with spindle.

5. Block mower blade with a piece of wood to prevent spinning.

6. Tighten blade bolt:

· 42C Mower - 75 N·m (55 lb-ft).

· 48C and 54C Mowers - 68 N·m (50 lb-ft).

7. Repeat for all blades.

Sharpening Blades

c CAUTION: Avoid injury! Mower blades are dangerous:

· Always wear gloves while working on blades.

· Always wear safety eye protection when grinding.

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

MX8333

· Keep original bevel (A) when grinding.

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

· Balance blades before installing.

Balancing Blades

c CAUTION: Avoid injury! Mower blades are dangerous:

· Always wear gloves while working on blades.

· Always wear safety eye protection when grinding.

1. Clean blade.


M61524

2. Put blade on nail in a vise. Turn blade to horizontal position.

3. Check balance. If blade is not balanced, heavy end of blade will drop.

4. Grind bevel of heavy end. Do not change blade bevel.





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