Periodic Inspection Si50-203
4 Semi-Hermetic Single Screw Compressor Version III
3. Periodic Inspection
“Periodical Inspection” means to inspect, adjust and clean various parts of devices and
equipment at the scheduled interval.
3.1 Periodic Inspection Items and Intervals
Table 3-1 shows periodic inspection items and intervals. Conduct inspections at the earliest
indicated inspection intervals.
Table 3-1 Periodic inspection items and intervals
No. Item Inspection
1
Measurement of motor insulation
resistance
1 year
2 Inspection of refrigeration oil 7,500 hr or 4 years
3 Inspection of gate rotor 20,000 hr or 4 years
4 Inspection of suction filter 20,000 hr or 4 years
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