InfraSuite - CoolDoor
76
8.3
Quarterly Maintenance
Date:
Model number:
Performed by:
((!)) It is important that you disconnect and lock up input power prior to cleaning
the following elements.
Open the main coil door and confirm the following:
Clean the coil inlet fins with an air gun
Finished
Manually press the air vent to confirm that there is no air
accumulation
Finished
Check if the fin are damaged
Finished
Whether the return air sensor is loose or obviously damaged
Finished
Check whether there is water leakage at the water pipe connection
Finished
Check whether the leak detection line is loose
Finished
Check whether the hose of the pressure difference sensor is off or
squeezed (optional)
Finished
Open the front electric panel door and confirm the following:
Confirm whether the main power wiring is loose
Finished
Confirm whether the grounding is loose
Finished
External inspection:
Clean the air outlet grille with an air gun
Finished
Check whether the ball valve(or PICV) connection line is off
Finished
Check whether the cut off valve connection line is off (optional)
Finished
Check whether the flow meter connection line is off (optional)
Finished
Check whether the dew point temperature sensor cable is off
(optional)
Finished
General Check
Whether the sampled water quality meets the specifications
Finished
