McQuay MCK030A Manual de instalación descargar pdf (Pagina 49)

Page 48

Servicing And Maintenance

Warning

Disconnect from the main supply before servicing the air conditioner unit.

Pre Start Up Maintenance

After Extended Shutdown

ó Inspect thoroughly and clean indoor and outdoor units.

ó Clean or replace air ﬁ lter.

ó Clean condense drain line.

ó Clean clogged indoor and outdoor coils.

ó Check fan imbalance before operation and panels.

ó Tighten all wiring connections and panels.

ó Check for refrigerant leakage.

SERVICE PARTS

MAINTENANCE PROCEDURES

PERIOD

Indoor air ﬁ lter

1.Remove any dust adhered on the ﬁ lter by using a vacuum

cleaner or wash in lukewarm water (below 40 °C) with

neutral cleaning detergent.

2. Rinse well and dry the ﬁ lter before placing it back onto

the unit.

3.Do not use gasoline, volatile substances or chemical to

clean the ﬁ lter.

At least once every 2

weeks.

More frequently if

necessary.

Indoor unit

1.Clean any dirt or dust on the grille or panel by wiping it

using soft cloth soaked in lukewarm water (below 40 °C)

with neutral detergent solution.

2.Do not sue gasoline, volatile substances or chemical to

clean the indoor unit.

At least once every 2

weeks.

More frequently if

necessary.

Condense

drainpan & pipe

1.Check its cleanliness and clean it if necessary.

Every 3 months.

Indoor fan 1.Check for any abnormal noise. When necessary.

Indoor / outdoor coil

1.Check and remove any dirt clogged between the ﬁ ns.

2.Check and remove any obstacles that hinder air ﬂ owing

into and out of the indoor / outdoor unit.

Every month.

Power supply

1.Check the voltage and current of the indoor and outdoor

unit.

2.Check the electrical wiring for any faulty contacts caused

by loose connections, foreign matters etc. Tighten the

wires onto the terminal block if necessary.

Every 2 months.

Compressor

1.No maintenance needed if the refrigerant circuit remain

sealed. However, check for any refrigerant leaks at all

joints and ﬁ tting.

Every 6 months.

Compressor oil

1.The compressor oil is factory-precharged. It is not

necessary to add any oil if the circuit remains sealed.

No maintenance required.

Fan motor oil 1.All motor pre-lubricated and sealed at factory. No maintenance required.

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McQuay MCK030A Manual de instalación Pagina 49

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