Piping & Brazing Technician – HVAC Manufacturing

Job Summary

The Piping & Brazing Technician is responsible for fabrication, assembly, and brazing of copper piping systems used in HVAC units such as air conditioners, heat pumps, and dehumidifiers. The role ensures leak-free joints, proper routing, and adherence to quality and safety standards in a production environment.

Key Responsibilities

1. Piping & Assembly

• Cut, bend, flare, and route copper tubes as per engineering drawings
• Assemble refrigerant piping circuits for HVAC units (condensers, evaporators, compressors)
• Install components such as expansion valves, filter driers, accumulators, and headers

2. Brazing Operations

• Perform brazing of copper-to-copper and copper-to-brass/steel joints using appropriate filler materials
• Ensure proper nitrogen purging during brazing to prevent oxidation inside tubes
• Maintain correct torch settings and flame characteristics
• Achieve strong, leak-proof joints in line with quality standards

3. Leak Testing & Quality Control

• Conduct pressure testing using nitrogen or dry air
• Perform leak detection using soap solution, electronic leak detectors, or vacuum decay methods
• Rectify leaks and rework defective joints
• Ensure compliance with internal QC standards and specifications

4. Drawing & Process Compliance

• Read and interpret piping schematics, GA drawings, and work instructions
• Follow standard operating procedures (SOPs) and work instructions
• Maintain traceability and documentation where required

5. Tools & Equipment Handling

• Operate brazing torches, tube cutters, benders, flaring tools, and pressure testing equipment
• Ensure proper maintenance and safe handling of tools and gas cylinders

6. Safety & Housekeeping

• Follow safety practices related to gas handling, open flames, and pressurized systems
• Use PPE (gloves, goggles, face shield, etc.)
• Maintain clean and organized workstations (5S practices)

Required Skills & Competencies

• Strong hands-on experience in copper brazing techniques
• Knowledge of refrigerant piping systems and HVAC cycle basics
• Ability to read technical drawings and symbols
• Familiarity with nitrogen purging and pressure testing
• Understanding of safety standards in manufacturing environments

Experience

• 2–5 years of experience in HVAC manufacturing or similar industry
• Experience in assembly lines for ACs, heat pumps, or refrigeration systems is an advantage

This job posting is for an existing vacancy.

Direct Coil uses artificial intelligence (AI) tools as part of the initial application screening process. All applications are also reviewed by the Human Resources Department to ensure a fair and thorough assessment.

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