Mercedes-Benz Mercedes SLK 1996-2004 HVAC Specifications
Discover detailed HVAC system specifications for the 1996-2004 Mercedes SLK. Includes heating, ventilation, and air conditioning components, performance metrics, and maintenance tips for optimal climate control.
Overview Specifications
This document provides detailed information on the HVAC (Heating, Ventilation, and Air Conditioning) specifications for the 1996-2004 Mercedes SLK. It includes sections on system components, controls, maintenance, and troubleshooting. Use this guide to understand the HVAC system's functionality, locate specific components, and perform essential maintenance tasks. Whether you're a technician or an owner, this document will help you navigate the HVAC system efficiently.
How to Use
Use the search functionality to quickly locate specific terms or components within the document. Enter keywords related to the HVAC system, such as 'blower motor' or 'temperature control,' to find relevant sections.
Navigate through the document using the section titles and subsections. Each major section contains detailed information on different aspects of the HVAC system, making it easy to find the information you need.
Key Specifications
Refrigerant Type
R134a
Refrigerant Capacity
24 oz
Blower Motor Power
12V DC
Cabin Air Filter Interval
15,000 miles
Temperature Range
60°F to 85°F
Available Specifications
System Components
This section covers the key components of the Mercedes SLK's HVAC system, including the blower motor, evaporator, condenser, and compressor. Understanding these components is essential for diagnosing issues and performing maintenance.
System Components
This section covers the key components of the Mercedes SLK's HVAC system, including the blower motor, evaporator, condenser, and compressor. Understanding these components is essential for diagnosing issues and performing maintenance.
Blower Motor
- Located behind the glove compartment
- Responsible for circulating air through the vents
- Controlled by the HVAC control panel
- Can be accessed by removing the glove compartment
- Common issues include motor failure and resistor problems
Evaporator and Condenser
- Evaporator located inside the HVAC housing
- Condenser located in front of the radiator
- Work together to cool and dehumidify the air
- Regular cleaning prevents mold and odor
- Leaks can cause loss of refrigerant
Compressor
- Located in the engine compartment
- Responsible for compressing refrigerant
- Engages when the AC is turned on
- Common issues include clutch failure and refrigerant leaks
- Requires professional servicing for major repairs
Controls and Operation
This section explains the HVAC control panel and how to operate the heating, cooling, and ventilation systems. Learn how to adjust temperature, fan speed, and air distribution for optimal comfort.
Controls and Operation
This section explains the HVAC control panel and how to operate the heating, cooling, and ventilation systems. Learn how to adjust temperature, fan speed, and air distribution for optimal comfort.
Control Panel
- Located on the center console
- Includes temperature dial, fan speed control, and air distribution buttons
- Automatic climate control available on higher trims
- LED indicators show current settings
- Common issues include unresponsive controls and display malfunctions
Temperature Adjustment
- Rotary dial for setting desired temperature
- Range typically from 60°F to 85°F
- Automatic system adjusts fan speed and air distribution
- Manual override available for custom settings
- Ensure thermostat is functioning correctly for accurate control
Air Distribution
- Controls airflow to different vents
- Options include face, foot, and windshield vents
- Defrost mode directs air to windshield
- Recirculation mode for interior air
- Common issues include blocked vents and stuck flaps
Maintenance and Troubleshooting
This section provides guidelines for maintaining the HVAC system and troubleshooting common issues. Regular maintenance ensures optimal performance and longevity of the system.
Maintenance and Troubleshooting
This section provides guidelines for maintaining the HVAC system and troubleshooting common issues. Regular maintenance ensures optimal performance and longevity of the system.
Regular Maintenance
- Replace cabin air filter every 15,000 miles
- Check refrigerant levels annually
- Inspect belts and hoses for wear
- Clean condenser and evaporator coils
- Lubricate blower motor bearings if necessary
Common Issues
- Weak airflow due to clogged filter
- Unpleasant odors from mold in evaporator
- AC not cooling due to low refrigerant
- Blower motor noise or failure
- Control panel unresponsive or malfunctioning
Troubleshooting Tips
- Check fuses and relays for electrical issues
- Inspect wiring for loose connections
- Test compressor clutch engagement
- Verify thermostat functionality
- Consult service manual for error codes
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Component Specifications
Overview
- Type
- Automatic Climate Control
- Configuration
- Single-zone
- Platform
- SLK R170 chassis
- Material
- Plastic housing with metal components
- Location
- Dashboard center
Dimensions
- Control Panel Width
- 8.5 inches (21.6 cm)
- Control Panel Height
- 2.25 inches (5.7 cm)
- Blower Unit Width
- 15.75 inches (40 cm)
- Blower Unit Height
- 8.25 inches (21 cm)
- Evaporator Core Length
- 13.75 inches (35 cm)
- Compressor Diameter
- 5.9 inches (15 cm)
- Condenser Thickness
- 0.75 inches (1.9 cm)
Materials
- Housing
- High-impact ABS plastic
- Ductwork
- Polypropylene with foam insulation
- Evaporator Core
- Aluminum fins with copper tubing
- Blower Wheel
- Glass-reinforced polyamide
- Control Knobs
- Thermoplastic with chrome plating
Features
- Climate Control
-
- Automatic temperature regulation
- Ambient air temperature sensor
- Cabin air recirculation
- Defrost mode
- Air Distribution
-
- Face-level vents
- Footwell vents
- Windshield defroster
- Adjustable side vents
- Fan Operation
-
- Variable speed control
- Automatic fan speed adjustment
- Quiet operation mode
- Heating
-
- Quick warm-up feature
- Temperature-sensitive operation
- Integrated cabin air filter
- Cooling
-
- R134a refrigerant system
- High-efficiency compressor
- Moisture removal function
Safety Features
- Temperature Control
-
- Overheat protection
- Freeze protection
- System Monitoring
-
- Pressure sensors
- Temperature sensors
- Air Quality
-
- Cabin air filter
- Automatic recirculation during high pollution
Comfort Features
- Temperature Management
-
- Precise temperature control
- Automatic sun compensation
- Air Quality
-
- Dust and pollen filtration
- Odor reduction system
- Noise Reduction
-
- Quiet blower operation
- Vibration dampening
- Convenience
-
- One-touch defrost
- Automatic recirculation
Accessories
- Replacement Parts
-
- Cabin air filter
- Blower motor
- Control panel
- Upgrades
-
- High-performance cabin filter
- Antibacterial treatment
- Deodorizing system
- Tools
-
- Freon recharge kit
- System pressure tester
- Evaporator cleaner
Maintenance
- Service interval
- 12 months or 15,000 miles
- Service Items
-
- Cabin air filter replacement
- System pressure check
- Refrigerant level verification
- Blower motor inspection
- Ductwork cleaning
- Maintenance Notes
-
- Use only R134a refrigerant
- Requires specialized equipment for servicing
- Keep evaporator drain clear
Warranty
- Basic
- Years: 2Miles: 24000Coverage: Parts and labor
- Emissions
- Years: 7Miles: 70000Coverage: Compressor and components
- Corrosion
- Years: 5Miles: UnlimitedCoverage: Evaporator core
- Extended
- Years: 5Miles: 100000Coverage: Full system components
Production Details
- Manufacturer
- Mercedes-Benz
- Manufacturing Process
-
- Precision molding of plastic components
- Automated assembly of HVAC units
- Quality testing of all moving parts
- Quality Control
- Pressure Test: Pass/failLeak Test: Maximum 0.5 oz/yearPerformance Test: Full operational test
- Sustainability Practices
-
- Recyclable materials used in 85% of components
- Low-emission refrigerant
- Energy-efficient production processes
- Production Metrics
- Units Per Hour: 120Defect Rate: <0.1%Energy Usage: 15 kWh per unit
Service Information for HVAC Service
Maintenance and service requirements specific to the climate control system
- Inspect cabin air filter
- Check refrigerant pressure
- Verify blower motor operation
- Test temperature sensors
- Clean evaporator drain
Use only manufacturer-approved refrigerant
- Replace cabin air filter
- Inspect compressor clutch
- Check ductwork for leaks
- Test system performance
- Verify control panel functionality
Requires specialized diagnostic equipment
- Flush refrigerant system
- Inspect evaporator core
- Check condenser condition
- Test all system sensors
- Verify blower motor bearings
Complete system overhaul recommended
Frequently Asked Questions
Find answers to common questions about torque specifications
Q1 Is the HVAC system in the 1996-2004 Mercedes SLK compatible with aftermarket parts?
Is the HVAC system in the 1996-2004 Mercedes SLK compatible with aftermarket parts?
The HVAC system in the 1996-2004 Mercedes SLK is designed to work with OEM parts, but some aftermarket components may be compatible. Always verify compatibility with part numbers and consult a professional to ensure proper fit and function. Using non-OEM parts may void warranties or affect performance.
Q2 What are the maintenance requirements for the HVAC system in the Mercedes SLK?
What are the maintenance requirements for the HVAC system in the Mercedes SLK?
Regular maintenance includes checking and replacing the cabin air filter every 15,000-20,000 miles, inspecting refrigerant levels annually, and ensuring the system is free of debris. Additionally, have the compressor and blower motor inspected every 30,000 miles to maintain optimal performance and prevent costly repairs.
Q3 How do I replace the cabin air filter in a 1996-2004 Mercedes SLK?
How do I replace the cabin air filter in a 1996-2004 Mercedes SLK?
To replace the cabin air filter, locate the filter housing behind the glove compartment. Remove the glove compartment screws, detach the filter cover, and slide out the old filter. Insert the new filter, ensuring it’s properly aligned, and reassemble the components. Refer to the owner’s manual for detailed instructions.
Q4 Why is my Mercedes SLK’s HVAC system blowing warm air?
Why is my Mercedes SLK’s HVAC system blowing warm air?
Warm air could indicate low refrigerant levels, a faulty compressor, or a clogged condenser. Check refrigerant levels first and refill if necessary. If the issue persists, inspect the compressor and condenser for damage. Electrical issues, such as a blown fuse or faulty thermostat, could also cause this problem.
Q5 How can I optimize the performance of my Mercedes SLK’s HVAC system?
How can I optimize the performance of my Mercedes SLK’s HVAC system?
Ensure regular maintenance, including filter replacements and refrigerant checks. Keep the system clean by removing debris from the condenser and vents. Use the recirculation mode in hot weather to improve cooling efficiency. Park in shaded areas to reduce interior heat and strain on the HVAC system.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Mercedes SLK HVAC Service Manual
Coming SoonDetailed guide covering the HVAC system’s operation, maintenance, and repair procedures for the 1996-2004 Mercedes SLK.
Technical Service Bulletin for SLK HVAC Issues
Coming SoonAddresses common HVAC problems and provides updated solutions for the 1996-2004 Mercedes SLK models.
Mercedes SLK HVAC Parts Catalog
Coming SoonComprehensive catalog listing all HVAC components and accessories for the 1996-2004 Mercedes SLK.
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