2202G1JE-DA-M-N_2010.01.
5 Maintenance
Reciprocating Compressor M Series
5.2 Periodic Inspection
5-3
5.2.2 Monthly Inspection
Verify the operation of the pressure switch using a pressure tester. Do not increase the actual
discharge pressure.
Inspection Items
Remarks
Compressor Looseness of couplings
Refer to "3.2.5.4 Centering of the Compressor/Driving
Machine and Attachment of the V-belt".
Belt tension
Refer to "3.2.5.4 Centering of the Compressor/Driving
Machine and Attachment of the V-belt".
Cracking of the belt
Refer to "3.2.5.4 Centering of the Compressor/Driving
Machine and Attachment of the V-belt".
Inspection of the protection
switch operation
Oil leakage from the shaft seal
8 cc/h or less: Normal
8—12 cc/h or less: To be monitored
12 cc/h or more: To be inspected
Inspection and cleaning of the
cooling systems
The specification with the water-cooled condenser:
A large amount of water stain and scale may be adhered to
the condenser depending on the cooling water quality. In
such a case, a regular cleaning of the cooling pipes in the
condenser is required.
Analysis of lubricant
Refer to "4.1.2 Refrigerant Oil Control Standard".
5.2.3 Biannual Inspection
Inspection Items
Remarks
Compressor Pressure gauge
Calibrate the gauges using a standard gauge.
Replace if it has a margin of error of minimum scale or more.
Thermometer
Replace if it has a margin of error of minimum scale or more.