AC Service Tech LLC HVAC Quick Reference Cards for Refrigerant Charging and Troubleshooting
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| Brand | AC Service Tech LLC |
| Rating | 4.7 (1217 ratings) |
| Price | $27.99 |
| Category | Air Conditioning Tools & Equipment |
Description
These three HVAC quick reference polystyrene cards are double sided and designed to be used with Air Conditioners and Heat Pumps to measure the refrigerant level in a unit, charge refrigerant, troubleshoot refrigerant based problems, and measure heat transfer to determine if there is a problem. * Find the Target Subcooling to measure the refrigerant level of systems with a TXV metering device * Use Subcooling to determine if a system is undercharged, correctly charged, or overcharged * Find the Target Superheat to measure the refrigerant level of systems with a fixed orifice metering device * Use Total Superheat to determine if a system is undercharged, correctly charged, or overcharged * Use Delta T to determine if the system is exchanging heat properly * Use the P/T Chart to find the Saturated Temp of 5 common refrigerants * Use the Guide to determine how to find the Bubble and Dew Saturated Temps of Blend Refrigerants * Use the Refrigerant Weight Chart to calculate the amount of refrigerant needed per foot of tubing * Use the Guide to weigh in the full or partial refrigerant charge into an empty vacuumed unit
Features
- Flexible
- Weather and UV Resistant
- Polystyrene Card Material Tested 0°F-130°F
- Three Cards Double Sided per Pack
- HVAC Technician Resource