John Deere

OMLVU10907

Issue A0

Compact Utility Tractor with Gear Transmission

990

PIN (190001-)

Introduction

Product Identification

Safety

Operating

Replacement Parts

Service Intervals

Service Lubrication

Service Engine

Service Transmission

Service Electrical

Cleaning or Replacing Battery

Checking Battery Electrolyte Level

Using Booster Battery

Replacing Fuses

Replacing Headlight Bulbs

Replacing Taillight Bulbs

Replacing Warning Light Bulbs

Replacing Instrument Panel Light Bulbs

Adjusting Head Lights

Service Miscellaneous

Troubleshooting

Storage

Assembly

Specifications

Warranty

John Deere Quality Statement

Service Record

All Manuals Close Window

Service Electrical


Cleaning or Replacing Battery


MIF

c CAUTION: Avoid injury! Battery gas can explode. To avoid injury:

· Keep sparks and flames away from batteries. Use a flashlight to check battery electrolyte level.

· Never check battery charge by placing a metal object across the posts. Use a voltmeter or hydrometer.

· Always remove grounded (-) battery clamp first and replace it last.

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

2. Remove front grille from tractor.


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3. Remove nuts (A) and battery hold-down retainer (B).

4. Remove negative (black) cable clamp (C) from the battery first.

5. Remove positive (red) cable clamp (D) from the battery.

6. Clean battery, battery terminals, cable ends, hold-down, and tray with a solution of 1 part baking soda to 4 parts water. Keep solution out of battery cells.

7. Rinse all parts with clean water. Let dry.

NOTE: If a new battery is required, install a replacement John Deere battery or an equivalent. (See your John Deere dealer.)

8. Install battery into position.

9. Connect positive (red) cable (D) to battery first, then the negative (black) cable (C).

10. Apply petroleum jelly on battery terminals to help prevent corrosion.

11. Install battery hold-down retainer. Tighten the hardware.

12. Install front grille.

13. Lower hood.

Checking Battery Electrolyte Level


MIF

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.

· Wear eye protection and avoid spilling or dripping electrolyte.

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

· If acid is swallowed, get medical attention immediately.

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

2. Raise and latch hood.

3. Remove front grille from tractor.


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4. Remove cell caps (A).

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



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5. Check electrolyte level (C) in battery cells. Electrolyte level should be 6 mm (1/4 in.) above plates (D).

6. Add distilled water if necessary.

7. Install cell caps.

8. Install front grille.

9. Lower hood.

Using Booster Battery


MIF

c CAUTION: Avoid injury! from battery explosion when using a booster battery to start the machine:

· DO NOT attempt to jump start if the dead battery is frozen.

· DO NOT smoke.

· Wear eye protection and gloves.

· Keep all flames and sparks away.

· 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.


MIF

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 Fuses

IMPORTANT: Avoid damage! Use proper replacement fuses or circuit damage may occur.


1. Raise and latch hood.


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2. Remove cover (A) from fuse holder.


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3. Identify fuses:

· 15 Amp Fuse (B): Headlights

· 5 Amp Fuse (C): Taillights

· 15 Amp Fuse (D): Warning Lights

· 10 Amp Fuse (E): Flood Lights

· 15 Amp Fuse (F): Spare

· 3 Amp Fuse (G): Seat Switch

· 3 Amp Fuse (H): Control Box

· 10 Amp Fuse (I): Indicator Lamps

· 10 Amp Fuse (J): Spare

4. Pull defective fuse from socket.

5. Push new fuse into socket.

6. Install cover to fuse holder.

7. Lower hood.

Replacing Headlight Bulbs

IMPORTANT: Avoid damage! Do not touch glass headlight bulb with bare skin or bulb may fail prematurely. Use gloves or a cloth when inspecting or replacing the bulb.


1. Raise and latch hood.


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2. Disconnect wiring harness (A) from headlight bulb connector (B).


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3. Carefully pull back rubber protective cover (C) from headlight housing.

4. Rotate bulb (D) to remove from headlight housing.

5. Install new headlight bulb into housing socket and rotate to lock in place.

6. Install rubber protective cover to headlight housing.

7. Connect wiring harness to headlight bulb connector.

8. Check function of headlights.

9. Lower hood.

Replacing Taillight Bulbs


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1. Remove two screws (A) and lens (B) from the taillight assembly.


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2. Rotate bulb (C) to remove from light socket.

3. Push new bulb into socket and rotate to lock in place.

4. Check function of taillights.

5. Install lens.

Replacing Warning Light Bulbs


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1. Remove three screws (A) and lens (B) from warning light assembly.


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2. Push down and rotate bulb (C) to remove.

3. Push new bulb into socket and rotate to lock in place.

4. Check function of warning lights.

5. Install lens.

Replacing Instrument Panel Light Bulbs

1. Raise and latch hood.


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2. Remove five screws (A) from console panel. Remove console panel.


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3. Remove six screws (B) from instrument panel.


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4. Carefully raise instrument panel (C).

5. Identify defective bulb location and remove bulb holder (D) from instrument panel socket.

6. Pull defective bulb from socket.

7. Push new bulb (E) into socket.

8. Install bulb holder over bulb and into instrument panel.

9. Check function of indicator lamps.

10. Install instrument panel.

11. Install console panel.

Adjusting Head Lights

1. Park machine safely on a level surface at least 5 m (15 ft) away from a flat vertical surface. (See Parking Safely in the SAFETY section.)

2. Turn on head lights.


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3. Turn head light screw (A) to adjust light beam up or down as needed.