English
5
NOTE
•
If the customer wishes to use a remote controller that is not listed above, select a suitable remote
controller after consulting catalogs and technical guide.
FOR THE FOLLOWING ITEMS, TAKE SPECIAL CARE DURING CONSTRUCTION AND
CHECK AFTER INSTALLATION IS FINISHED.
1. Items to be checked after completion of work
2. Items to be checked at time of delivery to customer.
* Also review the “1. SAFETY PRECAUTIONS”
Points for explanation about operations
Items to be checked
If not properly done, what is likely to occur
Check
Are the indoor unit and outdoor unit fixed firmly?
The unit may drop, vibrate or make noise.
Is the installation of the indoor unit and the
outdoor unit completed?
The unit may malfunction or the components may burn
out.
Is the gas leakage checked with the leakage
test pressure written in the installation manual
supplied with the outdoor unit?
It may result in insufficient cooling or heating.
Is the unit fully insulated? (Refrigerant piping,
drain piping)
Condensate water may drip.
Does drainage flow smoothly?
Condensate water may drip.
Does the power supply voltage correspond to
that shown on the name plate?
The unit may malfunction or the components may burn
out.
Are wiring and piping correct?
The unit may malfunction or the components may burn
out.
Is the unit safely grounded?
It may result in electric shock.
Is wiring size according to specifications?
The unit may malfunction or the components may burn
out.
Is something blocking the air outlet or inlet of
either the indoor or outdoor units?
It may result in insufficient cooling or heating.
(This can lead to malfunction or decreased
performance due to decreased air volume.)
Are refrigerant piping length and additional
refrigerant charge noted down?
The refrigerant charge in the system is not clear.
Items to be checked
Check
Has the field setting done (as necessary)?
Did you attach the control box lid, the air filter, and suction grille?
Does the cold air (warm air) blow properly during the cooling (heating) operation?
Did you explain about operations while showing the operation manual to your customer?
Did you explain the cooling, heating, dry, and automatic cooling/heating operations described in the
operation manual?
Did you explain what the set airflow rate is when setting the airflow rate at thermostat off to the customer?
Is the emergency switch (EMG.) of the printed circuit board turned ON? At delivery from the factory, it is set
to normal (NORM).
Is the suction thermistor installed at its original position (bell mouth) when the optional adapter installation
box is installed?
Did you hand the operation manual over to your customer? (Please hand over the installation manual as well.)
Since the items with
WARNING and
CAUTION marks in the operation manual, if not
observed, may cause injuries and/or material damages. Therefore, in addition to the general usage,
it is necessary to explain them to the customer and also to ask the customers to thoroughly read
them. Accordingly, it is necessary that you make a full explanation about the described contents
and also ask your customers to read the operation manual.
3PEN486970-1D.book Page 5 Monday, July 24, 2017 8:54 AM
