Bosch GRA Professional 36V-48 Lawn Mower Manual

The Bosch GRA Professional 36V-48 is a powerful and efficient lawn mower designed for professional use. It features a robust 36V battery system, allowing for extended run times and the ability to tackle larger lawns with ease. The mower is equipped with a high-performance cutting deck, adjustable cutting heights, and a lightweight design for easy maneuverability. Below are key sections for safety, features, installation, setup, operation, and troubleshooting.

Features at a Glance

Key components: 36V battery system, adjustable cutting height, lightweight design, ergonomic handle, and high-performance cutting deck.

Installation

Unpack and inspect contents. Ensure all parts are included.

1. Attach the handle: Align and secure the handle to the mower body.
2. Install the battery: Insert the battery pack into the designated slot.
3. Check safety features: Ensure all safety guards are in place.
4. Charge the battery: Fully charge the battery before first use.

WARNING! Always follow safety instructions to avoid injury.

First-Time Setup

Power on the mower; follow the setup instructions.

1. Charge the battery fully before use.
2. Adjust the cutting height to your preference.
3. Familiarize yourself with the controls and safety features.
4. Perform a test run on a small area of grass.

CAUTION! Ensure the area is clear of obstacles before operating.

Specifications

• Battery Voltage: 36V.
• Cutting Width: 48 cm.
• Weight: 15 kg.
• Cutting Heights: Adjustable from 20mm to 75mm.
• Run Time: Up to 60 minutes on a full charge.
• Charging Time: Approximately 90 minutes.
• Noise Level: 85 dB.
• Warranty: 2 years.

Controls and Settings

Access controls via the ergonomic handle. Key functions include power on/off, cutting height adjustment, and battery level indicator.

Safety Features: Safety key, blade brake, and automatic shut-off when lifted.

Connecting Devices

Battery: Ensure the battery is properly installed before use.

1. Check battery charge level before starting.
2. Ensure all connections are secure.
3. Follow the user manual for any additional accessories.

Tip: Always use genuine Bosch batteries for optimal performance.

Operating the Mower

Follow these steps for efficient mowing:

1. Power on the mower using the safety key.
2. Adjust the cutting height based on grass length.
3. Start mowing in straight lines for even cutting.
4. Monitor battery level during operation.

WARNING! Do not operate on wet grass to avoid slipping.

Maintenance Features

Regular maintenance ensures optimal performance. Key maintenance tasks include:

• Cleaning the cutting deck after each use.
• Checking and sharpening the blades regularly.
• Inspecting the battery for wear and tear.
• Storing the mower in a dry place.

Care & Cleaning

Unplug and remove the battery before cleaning. Use a dry cloth to wipe down the mower; avoid using liquids.

CAUTION! Do not spray water directly on the mower.

Regulatory Information

This product complies with all relevant safety standards. For support, visit www.bosch.com or contact customer service.

Troubleshooting

Reset: Follow the user manual for resetting the mower if necessary.

Service: For service inquiries, contact Bosch support.