SMC Networks IDFA6E-20-A, Operation Manual, Page: 20 / 48

Air Dryer 4 Maintenanc e
IDFA6E-20 4 - 1
IDX-OM-W089
4 MAINTENANCE
4-1
Daily Inspection
Check following points during usual operations. If you find some problems, immediately stop the operation and
refer to “Chapter 5 Troubleshooting” as soon as possible.
• There is no air leakage
• The running lamp is lighting during operation
• Drain is being discharged from drain tube
• The pointer of the evaporation thermometer indicates in the green zone when it is running with
pressurized air supply.
• The pointer of the evaporated thermometer indicates about 3~10oC lower than that of ambient
temperature when the product is suspended with no pressurized air supply.
• There is no abnormal sound or vibration coming up from the product.
• There are no abnormal smell or smoke coming up from the product.
4-2 Periodical Maintenance
4-2-1 Cleaning of ventilation grille (suction grille)
Clean dust and other foreign particles from the ventilation area with vacuum cleaner or air blow nozzle once a month.
Danger
During air blowing, put on protective glass and mask to prevent dusts from coming into throat or eyes.
4-2-2 Service parts
It is recommended to replace the following parts regularly. The values shown in this operation manual
depend on the operating conditions (ambient temperature, installation environment, etc.), and they are not
guaranteed.
• Table 1. List of parts to be replaced regularly
Description
Recommended replacement interval
Pressure switch One Million times
Fan motor 20,000 hours
Magnetic Contactor , Magnetic Switch (Note) One Million times
4-2-3
Cleaning of Auto Drain Strainer
Remove the dust deposited in the auto drain
strainer
every month. Use neutral detergent for cleaning. If they are too
dirty, replace them and shorten the period of maintenance from next time.
4-1 Daily Inspection