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