Reciprocating Compressor M Series
3-11
3.2.5.6 Charging of Refrigerant Oil
Refer to "4.1.3 Initial Charging Method".
3.2.6 Check after Installation
Referring to the items described below which should be performed after installation of compressor, formulate a
list and procedure to check the refrigerating, cold storage, and air conditioning systems you use, based on their
specification.
Automatic Control Connections
z Wiring between the control board and each switch
z Activation mode (auto/semi-auto) and rotational direction of motor
z Insulating resistance of motor
Operation Test of Protection Equipment
For details, refer to "1.4.5 Automatic Control and Protection Equipment of Refrigerating Machine".
z If operation test of high pressure protection equipment (HP) is performed at the
setting value, it may cause explosion of devices. Make sure to perform the test at
the normal operation pressure or below.
z Oil pressure failure protection equipment (OP)
z High pressure protection equipment (HP)
z Low pressure control equipment (LP) and unloader solenoid valve
Refrigerant Leakage Test
Leakage test your systems to ensure no loss of refrigerant.
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