Daikin Double Skin Modular Air Handling Unit DS2TB-1823

Check Dirt accumulation in damper and in case clean it

Check the Sign of damage on damper and in case repair it

Check Turning torque of the damper and in case repair it;

Control box & wiring checked for any damage

Was there any need for repair or replacement of control box & wiring?

Calibration reading of Protection breaker

Internal lighting checked for any damage

Was there any need for replacement of internal lighting?

Sign off on the electrical control system maintenance

CAUTION! HIGH AIR TEMPERATURE IN THE FAN SECTION CAN CAUSE MOTOR OVERHEAT AND DAMAGE. ON DRAW-THROUGH AIR HANDLERS, ADJUST THE DISCHARGE AIR TEMPERATURE OF THE HEATING SECTION NOT TO EXCEED 1040 F (400C)

Make sure to completely isolate the Electrical source

Re-check and Re-tension the drive belts due to stretch

Check and adjust the pulley alignment to ensure the motor fixing is properly secure

Check all bearing, wheel bolts & nuts and sheave set screws (or cap screw) are in secure position

Sign off on the air handling unit check

Check the motor temperature of the fan

Check the obstruction of the intake air

Sign off on the fan maintenance

Visual inspection of air-to-air plate heat exchangers for contamination, damage and corrosion. Clean / Repair heat exchanger

Visual inspection of rotary heat exchangers for contamination, damage, corrosion and tightness. Clean / Repair heat exchanger

Visual inspection Heaters for contamination, damage, corrosion and tightness. Clean / Repair the Heater. Replace if required;