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2. Caution before using.
For safety, confirm that the earth terminal has been
connected to the earth wire correctly.
Never block or cover the unit's intakes or outlets.
It will reduce the unit's efficiency.
To start the unit again after once stopped, be sure to turn
the start switch on after 3 minutes elapsed.
Repeating stopping and starting within 3 minutes gives improper force
to the machine which can cause to trip the fuse or power source switch.
3. Sectional names and functions.
PRC-8
PRC-10
PRC-12
Air outlet
Air inlet
Air inlet
Control module
Wiring hole
Drain pipe
Service panel
Air outlet
Air inlet
PRC-15
PRC-20
PRC-24
PRC-32
Air inlet
Air outlet
Air inlet
Drain pipe
Air outlet
Service panel
Air inlet
Control module
Wiring hole
Service panel
4. How to conduct maintenance service.
For superior performance and lasting durability,
please do not forget to conduct proper and regular maintenance.
Warning
1. Do not wash the unit with water.
If washed with water, electrical shock may be caused.
2. Ahead of the maintenance.
For safety, turn the power source off before service work.
4.1 Cleaning of panel.
Clean dirt of panel as follows.
Use a household neutral cleanser such as for dishes or vegetables.
Moisten a soft cloth with the cleanser, then wipe lightly.
Next, wipe three or four times with another soft cloth moisten with water.
Finally, wipe off all the remaining cleanser with a soft cloth.
Moisten a soft cloth with the alcohol, then wipe off lightly.
Isopropyl alcohol is sold at stores as reagents in small quantities.
Note.
Alcohol is highly combustible.
Take extreme care when handling.
Also, do not use paint or adhesive thinner.
Finger marks
Adhesive
Neutral
Isopropyl
cleanser
alcohol
Grease
Paste
4.2 Cleaning the outdoor Heat Exchanger
If you use your air conditioner for prolonged periods,
the outdoor heat exchanger will become dirty,
impairing its function and reducing air
conditioners performance.
Consult your equipment supplier or
air conditioning contractor on how to
clean the heat exchanger.
Heat exchanger
4.3 When beginning to use air conditioner
again.
Please turn on the power supply after confirming an following check is
done and abnormality is not found.
Please do the following work.
It is confirmed that air inlet and outlet are not blocked.
It is confirmed that the earth connection line does not come off.
The earth connection line is installed surely in the unit.
It is confirmed that there are neither lifting, blocking, no bending about
the drain-hose.
1. It is confirmed to keep the controller OFF.
2. The power supply switch is turned on.
4.4 When the air conditioner is not to be
used for long time.
If the air conditioner is not to be used for a long time due to a seasonal
change, etc.,
Please do the following work.
1. The power supply switch is turned off.
If the power supply is kept on, several watts or several tends of
watts will be wasted.
2. Filter, eliminator and drain pan are cleaned.
Pay attention to throw dust in the drain.
3. Run it for 4-5 hours with the air blowing until the inside is
completely dry.
Failing to do so can result the growth of unhygienic, unhealthy
mold in scattered areas throughout the room.
4.5 In case of failure.
1. Never remodel the air conditioner.
Consult your dealer for any repair service.
Improper repair work can result in water leakage, electric shock, fire, etc.
2. If the poser breaker is frequently activated, get in touch with your dealer.
Leaving the unit as it is under such conditions can result in fire or failure.
3. If the refrigeration gas blows out or leaks, stop the operation of the
air conditioner.
4. Thoroughly ventilate the room, and contact your dealer.
Leaving the unit as it is can result in accidents due to oxygen deficiency.
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