Relier Pairs AHU Maintenance MatchVersion en ligne AHU unit PM focused on blower and coolant par Fathe 1 Ensure that the blower motor operates smoothly without overheating. 2 Use vacuum cleaners for removing accumulated dirt from hard-to-reach areas. 3 Power off the unit and disconnect from the power source. 4 Damaged belt should be replaced when damaged 5 Inspect blower fan blades for cleanliness and damage. 6 Prevents mechanical damage during maintenance. 7 Check for unusual noise and vibrations. 8 Remove dust and debris from the blower wheels and housing. Keeps the unit running efficiently and prevents system stress. Identify potential mechanical issues early. Helps maintain optimal airflow and system efficiency. Removal of dirt and debris to ensure proper heat exchange. replacing belt should be based on the model number of the belt Critical for ensuring the system does not fail prematurely. Essential first step for safe maintenance. Reduces risk of dust buildup affecting performance.