Error Code - Hindi, English

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About this app

🔧 Error Code – Offline HVAC, Chiller & Refrigeration Service App ❄️

Error Code is a powerful, professional, and fully offline HVAC reference app designed for AC technicians, HVAC engineers, refrigeration mechanics, chiller technicians, service engineers, maintenance professionals, and technical students.

Whether you are repairing a Split AC, Window AC, Refrigerator, Chiller, Heat Pump, or Washing Machine, this app helps you diagnose faults faster, reduce guesswork, and complete service calls with confidence — even in areas with no internet connection 📵.

Instead of carrying heavy service manuals or searching unreliable websites, Error Code works as a complete AC repair and HVAC service reference in your pocket 📲.

🚨 1. Error Codes Reference (AC, Chillers & Appliances)

Quickly identify AC error codes and appliance fault codes used in:

• Split AC error codes
• Window AC error codes
• Refrigerator error codes
• Chiller error codes
• Heat pump fault codes
• Washing machine error codes

✔️ Clear error code meaning
✔️ Possible causes explained
✔️ Practical troubleshooting steps
✔️ Stored locally for instant offline access

Perfect for AC repair, HVAC troubleshooting, chiller servicing, and refrigeration diagnostics.

🌡️ 2. Refrigerant Pressure Charts & Gas Charging

Accurate refrigerant pressure charts used during AC gas charging and HVAC diagnostics.

Includes:

🔹 Suction pressure
🔹 Discharge pressure
🔹 Standing pressure

Supports refrigerants:

R22, R32, R134a, R410A, R290

✔️ Prevents over-charging & under-charging
✔️ Reliable for field technicians
✔️ Works 100% offline

A must-have HVAC pressure reference tool.

🛠️ 3. HVAC, Chiller & Refrigerator Troubleshooting

Step-by-step troubleshooting for common issues:

• AC not cooling
• Refrigerator not cooling
• Chiller faults
• Weak airflow
• Water leakage
• Ice formation
• Noise & compressor issues

Each problem includes symptoms, causes, and practical solutions for real service jobs.

🧰 4. Maintenance Schedule & Preventive Care

Recommended preventive maintenance:

• Filter cleaning
• Indoor & outdoor servicing
• Gas pressure checks
• Electrical inspection tips

✔️ Improves cooling efficiency
✔️ Extends equipment life
✔️ Reduces repeat service complaints

📊 5. HVAC System Specifications

Quick technical reference including:

• AC capacity & tonnage
• Power consumption
• Room size recommendation
• Refrigerant type
• Operating temperature range

Useful for installation, inspection, and service diagnosis.

🧩 6. Parts Catalog

Offline reference for commonly used AC, chiller, and refrigerator spare parts to help technicians quickly identify components during repairs.

🧮 7. HVAC Unit Calculator & Converter

Built-in HVAC calculator and unit converter.

Convert service units instantly:

• Pressure (PSI, Bar, kPa)
• Temperature (°C, °F, Kelvin)
• Power (kW, HP, BTU)
• Cooling capacity (BTU, Ton, kW)

✔️ Fast calculations
✔️ Designed for technicians
✔️ Works fully offline

Perfect for HVAC calculations and refrigeration conversions.

📡 Works Fully Offline – Anytime

✔️ No internet required
✔️ Works in basements, rooftops & remote areas
✔️ Fast, lightweight & reliable

A true offline HVAC technician app.

🌐 Hindi Language Support 🇮🇳

✔️ Hindi language available
✔️ Easy terminology for Indian technicians
✔️ Helpful for beginners and students
✔️ More regional languages coming soon

Ideal for searches like AC repair app in Hindi, HVAC troubleshooting Hindi, offline AC service app.

👷 Who Is This App For?

👨‍🔧 AC & HVAC Technicians
👨‍🔧 Refrigeration Mechanics
👨‍🔧 Chiller Technicians
👷 Service Engineers
🧑‍🔧 Maintenance Professionals
🎓 ITI & Technical Students

📥 Download Error Code Today

If you need a reliable AC repair app, HVAC service app, refrigeration troubleshooting tool, chiller service guide, HVAC calculator, or offline HVAC reference, Error Code is built for you.

📲 Download now and service smarter, faster, and with confidence.

What’s new

1. Added chiller Error Codes.
2. New Unit calculator added for ground assistance.