What are A/C system seal washers and how do I choose the correct size?

A/C system seal washers are crushable gaskets used to create a leak-proof seal at refrigerant line connections, especially around the compressor and condenser. They are typically made of aluminum or copper. Selecting the correct size is crucial for proper sealing; always match the washer's inner diameter to the fitting size and the outer diameter to the available space on the component. For example, FJC offers various sizes of GM block fitting sealing washers with specific inner, outer, and thickness measurements. Using an incorrect size can lead to refrigerant leaks and system inefficiency.

What is an A/C system O-ring pick and when should I use one?

An A/C system O-ring pick is a specialized tool designed for the removal and installation of O-rings in tight spaces within A/C systems. They often feature a hooked or angled tip to gently extract the O-ring without damaging the sealing surface. Use an O-ring pick when replacing refrigerant lines, compressors, expansion valves, or any other component that utilizes O-rings for sealing. For instance, a plastic O-ring pick like the FJC Tools 2860 is useful for preventing damage to softer metals in A/C fittings. Always lubricate new O-rings with refrigerant oil before installation.

What are A/C manifold gauge sets used for?

A/C manifold gauge sets are essential tools for diagnosing and servicing automotive air conditioning systems. They allow you to monitor system pressures on both the high and low sides, which is critical for identifying issues like leaks, compressor problems, or refrigerant overcharge/undercharge. These sets typically include gauges, hoses, and fittings compatible with various refrigerants. Some sets, like those from Robinair, may also include features like vacuum pumps for system evacuation, a necessary step when opening the A/C system for repair.

What is the purpose of a refrigerant leak detector, and what types are available?

A refrigerant leak detector is used to pinpoint the source of refrigerant leaks in an A/C system. There are several types available, including electronic detectors, UV dye kits, and bubble leak detectors. Electronic detectors are highly sensitive and can detect even small leaks by sensing the presence of refrigerant vapor. UV dye kits involve injecting a fluorescent dye into the system and using a UV light to locate leaks. Bubble leak detectors use a soap solution applied to fittings and connections to identify leaks by the formation of bubbles. Choosing the right type depends on the size and location of the suspected leak.

What is the purpose of an A/C system flush kit and when should I use one?

An A/C system flush kit is used to remove contaminants such as oil, debris, and moisture from the A/C system's components. Flushing is typically recommended after a compressor failure or when significant contamination is suspected. The kit includes a flushing solvent and adapters to connect to the A/C lines. It's crucial to follow the manufacturer's instructions carefully and ensure all traces of the solvent are removed before recharging the system with refrigerant. Not all components can be flushed, such as compressors and receiver driers, so always consult the vehicle's service manual.

What is a vacuum pump used for in A/C service, and why is it important?

A vacuum pump is used to evacuate air and moisture from an A/C system before it is recharged with refrigerant. This is a critical step because moisture and air can react with the refrigerant and oil, forming corrosive acids that damage the system's components. Evacuating the system also helps ensure proper refrigerant charge and cooling performance. Look for vacuum pumps with sufficient CFM (cubic feet per minute) rating for the size of the A/C system you are servicing; Robinair is a popular brand.

What are the different types of A/C service fittings and adapters, and how do I know which ones I need?

A/C service fittings and adapters are used to connect various A/C service tools, such as manifold gauge sets, vacuum pumps, and refrigerant recovery machines, to the vehicle's A/C system. Common types include quick-connect fittings, threaded adapters, and service port adapters. The specific fittings you need will depend on the type of refrigerant used in the vehicle (e.g., R-134a or R-1234yf) and the design of the service ports. Always consult the vehicle's service manual or a refrigerant identification chart to ensure you are using the correct fittings. Incorrect fittings can damage the service ports or lead to refrigerant leaks.

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Atec Trans-Tool | T-1735 | GM Servo Cover Compressor 200-4R 700R4

Name: GM Servo Cover Compressor 200-4R 700R4
Brand: Atec Trans-Tool
SKU: 110957
Price: 518.32 USD
Availability: Discontinued
Rating: 3 (1 reviews)

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Specifications

Manufacturer: Atec Trans-Tool
Model Number: T-1735
Part Number: {manufacturers_part_number}
Product Name: GM Servo Cover Compressor 200-4R 700R4
Weight: 1 lbs
Dimensions: 0 x 0 x 0 inches

Key Features

Specialized Design: Engineered for precise compression of servo covers on GM 200-4R and 700R4 automatic transmissions.
Durable Construction: Built with robust materials to withstand repeated use in demanding shop environments.
Efficient Operation: Facilitates quick and controlled removal or installation of transmission servo covers.

Applications

Used for safely compressing the servo cover on GM 200-4R transmissions.
Essential for servicing or rebuilding GM 700R4 automatic transmissions.
Ideal for professional automotive technicians and DIY enthusiasts performing transmission repairs.
Assists in the correct installation and removal of the servo piston and return spring assembly during transmission overhaul.

Benefits

Enhanced Safety: Provides a secure and controlled method to compress stiff servo springs, minimizing the risk of injury.
Time-Saving: Streamlines the process of working with GM 200-4R and 700R4 servo covers, increasing productivity.
Prevents Damage: Helps avoid potential damage to delicate transmission components caused by improper compression techniques.
Accurate Assembly: Ensures proper seating and function of the servo cover, contributing to reliable transmission performance.

Other products
Atec Trans-Tool Homepage
Model: 110957
Shipping Weight: 1lbs
Manufacturers Part #: T-1735
Manufactured by: Atec Trans-Tool
Also Known As: ATT-1735, ATC-T-1735