MAINTENANCE

HOW TO CHECK AND ADJUST THE DRIVE BRAKE

Completely push the brake pedal forward. Set the parking brake. Move the automatic drive disconnect to the PUSH position. Push the unit. If the rear wheels rotate, adjust or replace the brake pads. Adjust the drive brake as follows.

1.The location of the drive brake is on the right side of the gearbox (Figure 20).

2.Make sure the parking brake is set and the automatic drive disconnect is in the PUSH position. Turn the hex nut in a clockwise direction until the rear wheels do not turn when the unit is pushed forward.

3.Release the parking brake and push the unit. If the unit does not roll, turn the hex nut in a counterclockwise direction until the unit rolls.

4.Set the parking brake. Push the unit. If the rear wheels do not turn, the drive brake is correctly adjusted. Release the parking brake.

WARNING: If you cannot correctly adjust the drive brake, replace the brake pads. Correct replacement parts and assistance are available from an autho- rized service center.

Drive Brake

 

Hex Nut

Gearbox

 

 

Figure 20

MAINTENANCE FREE BATTERY

HOW TO REMOVE THE BATTERY

To charge or clean the battery, remove the battery from the unit as follows.

WARNING: To prevent sparks, disconnect the black battery cable from the negative (–) terminal before you disconnect the red cable.

WARNING: The battery contains sulfuric acid which is harmful to the skin, eyes and clothing. If the acid gets on the body or clothing, wash with water.

1.Disconnect the black cable from the negative (–) terminal (Figure 21).

2.Disconnect the red cable from the positive (+) terminal.

3.Lift the battery tray and the battery out of the unit.

HOW TO CLEAN THE BATTERY

1.Remove the battery.

2.Wash the battery with a solution of one gallon of water and four tablespoons of baking soda (sodium bicarbonate). Make sure the solution does not get into the battery cells.

3.Clean the terminals and the ends of the cables with a wire brush.

4.Install the battery.

5.To prevent corrosion, apply grease to the battery terminals.

HOW TO CHARGE THE BATTERY

WARNING: When you charge the battery, do not smoke. Keep the battery away from any sparks. The fumes from the battery acid can cause an explosion.

1.Before you charge the battery, remove the battery.

2.To charge the battery, use a 12 volt battery charger. Charge at a rate of 6 amperes for 1 hour.

3.Install the battery.

WARNING: To prevent sparks, fasten the red cable to the positive (+) terminal before you connect the black cable.

4.Fasten the red cable to the positive (+) terminal with the fas- teners as shown.

5.Fasten the black cable to the negative (–) terminal with the fas- teners as shown.

 

Positive (+)

 

 

Terminal

 

Wing Nut

 

Red Cable

 

 

Carriage Bolt

 

 

Battery

Black Cable

 

Battery Tray

 

 

 

Carriage Bolt

Figure 21

 

 

F–030753L

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Murray 425604x18A manual HOW to Check and Adjust the Drive Brake, Disconnect the red cable from the positive + terminal

425604x18A specifications

The Murray 425604x18A is a powerful and versatile lawn mower engineered to meet the needs of both residential and commercial users. With its robust design and advanced features, this mower stands out in the market, ensuring efficient lawn maintenance for a variety of grass types and terrains.

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Another notable characteristic is the mower's ease of maintenance. The durable blade system is designed for simple sharpening and replacement, allowing users to keep their mower in top condition with minimal hassle. Additionally, the easy-to-access engine compartment simplifies routine checks and servicing.

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