Title: +038=67.011-##033._01-Ø1_Aggregat.pdf
Make sure that the system is generally running smoothly. Carry out a general inspection of the installation (cleanliness, unusual noises, etc.). Ensure the settings of controls and safety devices are correct and functioning correctly. A lack of refrigerant can be signaled by: - High and low pressures that are too low. - Abnormally high overheating. - The presence of bubbles in the liquid sight glass. Excess of refrigerant can be signaled by: - Excessively high pressure. - Compressor cycling. - Significant subcooling. -Insufficient overheating or liquid feedback.5 - MAINTENANCE