4 Maintenanc
e
4 - 1
4 Maintenance
4-1
Daily Inspection
Check following points during normal operations. If you find some problems, immediately stop the dryer and
refer to “Chapter 5 Troubleshooting” as soon as possible.
•
There is no air leaks.
•
The running lamp is on during operation
•
Moisture is being discharged from drain tube
•
The pointer of the evaporating temperature indicates in the green zone
•
The pointer of the evaporating temperature indicates about 41 to 59
°
F (5 to15
o
C) lower than that of the
ambient temperature when compressed air stops supplying to the air dryer.
•
There is no abnormal odor or smoke coming from the equipment.
•
It is recommended to keep a maintenance/service record. Please refer to “Chapter 12-1 Service Record”
4-2
Periodical Maintenance
As a preventive maintenance, clean following parts periodically.
•
Auto Drain Once a month; *Note
* Note: If they are too dirty, replace them and shorten the period of maintenance for next time.
Clean any dust and other foreign particles from the ventilation area with vacuum cleaner or air blow nozzle
once a month. During air blowing, wear protective goggles and masks.
Cleaning of Auto Drain Strainer
Danger
Do not remove the case assembly when there is still air pressure left inside the
equipment. Air pressure can propel the casing at high speed when unscrew it
from the body. Put on gloves to prevent injury when remove the case assembly.
Danger
There is the risk of touching discharged drain fluid during replacement. Wear
protective goggles, aprons, and gloves to prevent direct contact.
Danger
Use aqueous solution of neutral detergent to clean. Do not use solvent such as
thinner.
