This document provides installation instructions and product information for the HELLA Reversing Warning Device, also referred to as a HELLA Rückfahrwarner. The manual covers several models, specifically 3SL 996 139-101, 3SL 996 139-001, 3SL 996 139-011, and 3SL 996 139-202.
Function Description
The HELLA Reversing Warning Device is designed to provide an audible warning when a vehicle is reversing, enhancing safety for both the driver and surrounding individuals. Its primary function is to alert pedestrians and other vehicle operators to the presence of a vehicle moving in reverse, thereby helping to prevent accidents. The device is intended for integration into a vehicle's electrical system, activating automatically when the reverse gear is engaged.
Important Technical Specifications
The manual includes detailed technical drawings with dimensions for various models, indicating the physical characteristics and mounting requirements of the device.
Dimensions (for model 3SL 996 139-101):
- Overall length: 127 mm
- Width: 112 mm
- Height: 76 mm
- Mounting hole spacing (lengthwise): 96 mm
- Mounting hole spacing (widthwise): 70 mm
- Mounting hole diameter: Not explicitly stated, but implied by the bolt size used for mounting.
- Bracket dimensions: 8.4 mm thickness, 22.4 mm width.
Dimensions (for models 3SL 996 139-001, 3SL 996 139-011, 3SL 996 139-202):
- Overall length: 146 mm
- Width: 124 mm
- Height: 103 mm
- Mounting hole spacing (lengthwise): 129 mm
- Mounting hole spacing (widthwise): 98 mm
- Bracket dimensions: 28 mm width, 28.4 mm thickness.
- Additional mounting points with 10.7 mm offset.
Mounting Torque:
- The installation diagram specifies a tightening torque of 8 Nm to 10 Nm for the mounting bolts, ensuring secure attachment of the device to the vehicle.
Environmental Protection:
- The device is rated IP 67, which signifies a high level of protection against dust ingress and the effects of temporary immersion in water (up to 1 meter for 30 minutes). This robust rating ensures reliable operation in various environmental conditions typically encountered by vehicles.
Usage Features
The HELLA Reversing Warning Device is designed for straightforward installation and reliable operation.
Installation:
- The device is mounted using bolts, with specific torque recommendations to ensure proper and secure installation. The diagrams illustrate various mounting orientations, including horizontal and vertical placements, suggesting flexibility in installation depending on the vehicle's design and available space.
- The mounting brackets are integrated into the device housing, providing sturdy attachment points.
- The electrical connection is not explicitly detailed in the provided snippets but is implied as a standard vehicle electrical integration.
Safety and Compliance:
- Users are instructed to observe and comply with national mounting, fitting, and operating regulations. This emphasizes the importance of legal and safety compliance during installation and use.
- All included instructions and safety notes must be read before using the device to ensure correct installation and safe operation.
Maintenance Features
While the manual does not explicitly detail routine maintenance procedures for the device itself, it provides guidelines for ensuring its longevity and proper functioning.
Product Improvement and Spare Parts:
- HELLA reserves the right to make technical and optical modifications to the product as part of continuous improvement. This implies that newer versions might have minor differences, but core functionality remains consistent.
- Only original HELLA spare parts or parts approved by HELLA should be used for any repairs or replacements. This is crucial for maintaining the device's performance, safety, and warranty. Using unauthorized parts could compromise the device's integrity and void any warranties.
Troubleshooting and Support:
- In case of questions or installation problems, users are advised to contact HELLA customer services, their wholesaler, or a specialist garage. This indicates that the device is designed to be user-serviceable to a limited extent, with professional assistance recommended for complex issues. The emphasis on contacting specialists suggests that internal repairs by end-users are not encouraged or supported.
The HELLA Reversing Warning Device is a robust and essential safety component for vehicles, designed for durability and ease of integration, with clear guidelines for installation and support.