McQuay MCK030A Manual de instalación descargar pdf (Pagina 45)

Page 44

Ensure that:

ó The unit has been mounted solidly and rigid in position.

ó The piping and connections are leak-proof after the charging.

ó Proper wiring has been installed.

Drainage check

ó Pour some water into the left side of the drain pan (the drainage is at the right side of the unit).

Test run:

ó Conduct a test run on the unit after having perform the water drainage test and the gas leakage test.

ó Check the following items:

ó Is the electrical plug inserted ﬁ rmly into the socket?

ó Is there any abnormal sounds from the unit?

ó Is there any abnormal vibrations on the unit or the piping?

ó Is the drainage of water smooth?

Conﬁ rm that:

ó The condenser fan is running. Check the warm air blowing from the condensing unit.

ó The evaporator blower is running and discharge cool air.

ó The suction (low side) pressure is as recommended.

ó The remote controller incorporates a 3-minute delay protection in the circuit, whereby the outdoor condensing unit

requires about 3 minutes delay before it can start operating.

Overall Checking

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McQuay MCK030A Manual de instalación Pagina 45