John Deere

OMM144025

Issue H0

Front Mowers

F510 and F525

PIN (120001 -)

Introduction

Product Identification

Safety

Operating

Replacement Parts

Service Intervals

Service Lubrication

Service Engine

Service Transmission

Service Steering & Brakes

Service Mower

Service Electrical

Battery

Checking Battery Electrolyte Level

Removing and Installing the Battery

Clean Battery and Terminals

Using Booster Battery

Replacing Fuse(s)

Checking Indicator Lights

Replacing Indicator Light Bulb

Service Miscellaneous

Troubleshooting

Storage

Assembly

Specifications

Warranty

John Deere Quality Statement

Service Record

CopyrightŠ Deere & Company

All Manuals Close Window

Service Electrical

Battery

WARNING: Battery posts, terminals and related accessories contain lead and lead components, chemicals known to the State of California to cause cancer and reproductive harm. Wash hands after handling.

Checking Battery Electrolyte Level

c CAUTION: Avoid injury! Sulfuric acid in battery electrolyte is poisonous. It is strong enough to burn skin, eat holes in clothing, and cause blindness if splashed into eyes.

ˇ Wear eye protection and avoid spilling or dripping electrolyte.

ˇ Flush eyes with water for 15-30 minutes if acid is splashed into eyes.

ˇ If acid is swallowed, get medical attention immediately.


M56903

1. Lift seat and hood.

2. Remove battery cap (A).

IMPORTANT: Avoid damage! DO NOT fill cells to the bottom of the filler neck (B). Electrolyte can overflow when battery is charged and cause damage.



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3. Electrolyte (C) should be 6 mm (1/4 in.) above plates (D).

4. Add distilled water if necessary.

5. Install battery cap.

6. Lower hood and seat.

Removing and Installing the Battery

c CAUTION: Avoid injury! The battery produces a flammable and explosive gas. The battery may explode:

ˇ Do not smoke near battery.

ˇ Wear eye protection and gloves.

ˇ Do not allow direct metal contact across battery posts.

ˇ Remove negative cable first when disconnecting.

ˇ Install negative cable last when connecting.

Removing:

1. Park the machine safely. (See Park Safely in the Safety section.) Lift hood.


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2. Disconnect negative (-) battery cable (A).


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3. Push red cover (B) away from positive (+) battery cable and remove cable from battery.


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4. Remove two screws (C) and hold-down bracket (D).

5. Turn steering wheel all the way to the left.

6. Remove battery.

Installing:

Follow removal steps in reverse order.

Clean Battery and Terminals

c CAUTION: Avoid injury! The battery produces a flammable and explosive gas. The battery may explode:

ˇ Do not smoke near battery.

ˇ Wear eye protection and gloves.

ˇ Do not allow direct metal contact across battery posts.

ˇ Remove negative cable first when disconnecting.

ˇ Install negative cable last when connecting.

1. Disconnect and remove battery.

2. Wash battery with solution of four tablespoons of baking soda to one gallon of water. Be careful not to get the soda solution into the cells.

3. Rinse the battery with plain water and dry.

4. Clean terminals and battery cable ends with wire brush until bright.

5. Apply petroleum jelly or silicone spray to terminal to prevent corrosion.

6. Install battery.

Using Booster Battery

c CAUTION: Avoid injury! The battery produces a flammable and explosive gas. The battery may explode:

ˇ Do not attempt to jump start a frozen battery. Warm to 16 degrees C (60 degrees F).

ˇ Do not smoke near battery.

ˇ Wear eye protection and gloves.

ˇ Keep sparks and flames away.

ˇ Do not connect the negative (-) booster cable to the negative (-) terminal of the discharged battery. Connect at a good ground location away from the discharged battery.


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A - Booster Battery

B - Disabled Vehicle Battery

1. Connect positive (+) booster cable to booster battery (A) positive (+) post (C).

2. Connect the other end of positive (+) booster cable to the disabled vehicle battery (B) positive (+) post (D).

3. Connect negative (-) booster cable to booster battery negative (-) post (E).

4. Connect the other end (F) of negative (-) booster cable to a metal part of the disabled machine frame away from battery.

5. Start the engine of the disabled machine and run machine for several minutes.

6. Carefully disconnect the booster cables in the exact reverse order: negative cable first and then the positive cable.

Replacing Fuse(s)

IMPORTANT: Avoid damage! To help prevent damage to a circuit, install correct size John Deere fuse as specified.



M79030

1. Lift seat and hood to locate fuse panel (A).

2. Remove blown fuse.

3. Install new fuse.

4. Lower hood and seat.


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A - Headlight Fuse - 20 amps

B - Neutral Start Fuse - 20 amps

C - Engine/PTO Fuse - 15 amps

D - Charging System Fuse - 30 amps

5. Change the fuses when necessary.

Checking Indicator Lights


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Check operation of indicator light:

ˇ Turn key to the RUN position.

ˇ Two lights should come on:

ˇ Low oil indicator (A).

ˇ Battery indicator (B).

ˇ Low fuel indicator (C) should not light unless fuel is low.

ˇ If an indicator does not light, replace bulb.

ˇ If new bulb does not light or no indicators work, see your John Deere dealer.

Replacing Indicator Light Bulb


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1. Remove screw (A).

2. Carefully pry back cover loose.


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3. Remove burned-out bulb (B) by pulling bulb straight out. Do not twist bulb.

4. Install new bulb by pushing bulb straight in.

5. Fasten back cover with screw.