John Deere

OMMT596

Issue H5

3365 Professional Turf Mower

Serial No. (010001 - )

Introduction

Safety Signs

Controls

Operating

Replacement Parts

Service Machine Safely

Service Intervals

Service Lubrication

Service Engine

Service Transmission

Service Cutting Units

Service Electrical

Service Battery Safely

Checking Battery Electrolyte Level.

Charging The Battery

Charging The Battery (Continued)

Charging Rates

Using Booster Battery

Cleaning Or Replacing Battery

Replacing Fender HeadlIght

Replace Fuses

Replacing Fuses (Continued)

Service Miscellaneous

Troubleshooting

Storage

Assembly

Specifications

Warranty

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Service Electrical


Service Battery Safely

c CAUTION: Avoid injury! Hood is heavy. Handle weight safely. Carefully raise and lower hood to avoid pinching hands.


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Disconnect battery negative (-) ground cable (A) before servicing if starting engine could possibly injure operator.

Use support stands when working under machine.

Fix damage immediately. Replace worn or broken parts.

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.

1. Raise hood.


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2. Remove battery manifold caps (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 1/4 in (6 mm) above plates (D).

4. Add distilled water if necessary.

5. Install manifold caps. Be sure manifold cap hose is behind positive cable.

6. Lower hood.

Charging The Battery

Follow instructions on the battery charger or in the charger operator's manual, or use the instructions below as a guide.

c CAUTION: Avoid injury! BE VERY CAREFUL: Battery fluid (electrolyte), is a solution of

c water and sulfuric acid. It is very harmful to eyes, skin, or clothing.

ˇ Wear goggles or an eye shield when you work with a battery.

ˇ If the acid contacts your eyes, skin, or clothing, flush the area immediately with water. Get medical help, if necessary.

A battery gives off gas which can explode. An exploding battery will spray sulfuric acid in all directions.

ˇ Keep cigarettes, sparks, and flames away from the battery.

ˇ Charge the battery in an area with good ventilation.

Before you charge a battery:

ˇ Wait until the battery has warmed to room temperature. Do not charge a frozen battery.

ˇ Check the electrolyte level of each cell. (See Checking Battery Electrolyte Level in this section.)

ˇ Install the battery cap(s) on the battery.

Turn OFF and unplug the charger before you connect cables to the battery or disconnect cables from the battery.

If the battery becomes warm to touch during charging:

ˇ Reduce the charging rate OR

ˇ Stop charging the battery until it cools.

Charging The Battery (Continued)

Keep battery fully charged.

c CAUTION: Avoid injury! DO NOT charge a frozen battery. Battery gases can explode. Keep cigarettes, sparks, and flames away from battery.


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1. Remove and clean battery. (See Cleaning Or Replacing Battery in this section.)

2. Check electrolyte level. (See Checking Battery Electrolyte Level in this section.)

3. Leave cell caps on battery while you charge it.

c CAUTION: Avoid injury! To avoid injury, before you connect or disconnect charger cables to battery, unplug charger cord.

4. Connect positive (+) charger cable to positive (+) battery terminal.

5. Connect negative (-) charger cable to negative (-) battery terminal.

6. Plug in charger cord.

7. Charge battery. See CHARGING RATES on the next page.

8. Unplug charger cord. Remove charger cables.

9. Install battery.

Charging Rates

See your battery charger or charger operator's manual for information on charging. Or read the information below to FULLY CHARGE your battery.

For a charger with a CURRENT ADJUSTMENT CONTROL:

ˇ Adjust the control to 10 amps.

ˇ Charge the battery for 6-8 hours.

For a charger with a switch for MAINTENANCE FREE, DEEP CYCLE, or NORMAL (CONVENTIONAL) setting:

ˇ Use the MAINTENANCE FREE or DEEP CYCLE setting.

For a charger with SLOW CHARGE, FAST CHARGE, or BOOST CHARGE setting:

ˇ DO NOT use the BOOST CHARGE setting.

ˇ Use the SLOW CHARGE setting:

ˇ - For a charger rated at less than 10 amps.

ˇ - For 3-16 hours.

ˇ Use the FAST CHARGE setting:

ˇ - For a charger rated at 10 amps.

ˇ - For 5-8 hours.

NOTE: NOTE: Your charger may have an AUTOMATIC STOP to prevent charging the battery:

ˇ When the battery is fully charged OR

ˇ When the battery is not in condition to take a charge.

Using Booster Battery

c CAUTION: Avoid injury! Battery gas is explosive:

ˇ DO NOT smoke while you charge battery.

ˇ Keep all flames and sparks away.

ˇ DO NOT charge frozen battery.

ˇ DO NOT connect booster battery negative (-) cable to starting vehicle negative (-) terminal.


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Connect positive (+) booster cable to booster battery positive (+) post (D).

Connect the other end of positive (+) booster cable to vehicle battery positive (+) post (A).

Connect negative (-) booster cable to booster battery negative (-) post (C).

Connect the other end of negative (-) booster cable to engine ground (B) away from battery.

Cleaning Or Replacing Battery

c CAUTION: Avoid injury! Battery gas can explode. 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 negative (-) grounded battery clamp first and replace it last.

Hood is heavy. Handle weight safely. Carefully raise and lower the hood to avoid pinching hands.

1. Stop engine. Lock parking brake. Remove key. Raise hood.


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2. Disconnect negative (-) ground cable (A) first.

3. Disconnect positive (+) cable (B).

4. Clean battery using a damp cloth or rag. Keep dirt out of
battery cells.


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5. Remove corrosion from terminals and cable clamps using a wire brush.


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6. If battery is extremely dirty or needs replacing, remove battery hold-down (C) and remove battery.

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

8. Rinse all parts with clean water and let dry.

NOTE: If a new battery is needed, install a John Deere battery or an equivalent. See your John Deere distributor.


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9. Install battery and secure using hold-down.

10. Connect positive (+) cable (D) to battery (shown).

11. Connect negative (-) ground cable (E) to battery. Connections must be tight.

12. Apply petroleum jelly on battery terminals to prevent corrosion.

13. Check cell caps. Vent holes must be open.

Replacing Fender HeadlIght


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1. Disconnect wiring couplers.

2. Remove three screws and headlight.


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3. Install new headlight with screws (A).

4. Connect wiring couplers.

Replace Fuses


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A 10 amp fuse (A) is located on the instrument panel and is in the circuit with the power assist rear wheel drive.

Four blade-type fuses are part of the electrical system. The fuses are located on the engine fire wall.

Replacing Fuses (Continued)


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Open the hood to access them.

B - 25 Amp Fuse: Control Module

C - 20 Amp Fuse: Ignition Circuit

D - 20 Amp Fuse: Lights

E - 20 Amp Fuse: Mower Relay