HVAC Shop Blog
How to Charge by Weight
Step-by-step guide to charging refrigerant by weight using a Mastercool scale. Covers pre-charge prep, nameplate target weight, liquid vs vapor method, and post-charge verificationMastercool 98210-BL Guide
Charging refrigerant by weight is the professional standard in Australian HVAC-R work. The Mastercool 98210-BL Accu-Charge II takes the process wireless with Bluetooth monitoring via the Mastercool Connect app. This guide covers what makes the 98210-BL worth the step up, how to get it paired and reading correctly from day one, and the real workflow improvements it delivers on the tools.
Mastercool Charging Scales
Learn why charging by weight matters, compare Mastercool scale models 98201, 98210-BL Bluetooth and 98315 wireless, and keep your scale accurate with proper calibration