English
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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
*Also review the “SAFETY CONSIDERATIONS”
Points for explanation about operations
4. NOTE TO THE INSTALLER
Be sure to instruct customers how to properly operate the unit (especially cleaning filters, operating dif-
ferent functions, and adjusting the temperature) by having them carry out operations themselves while
looking at the manual.
3. SELECTING INSTALLATION SITE
1. Select an installation site where the following conditions are satisfied and that meets
with your customer’s approval.
•
In the upper space (including the back of the ceiling) of the indoor unit where there is no possible
dripping of water from the refrigerant pipe, drain pipe, water pipe, etc.
•
Where the wall is strong enough to bear the indoor unit weight.
•
Where sufficient clearance for installation and maintenance can be ensured.
•
Where optimum air distribution can be ensured.
•
Where nothing blocks the air passage.
•
Where condensate can be properly drained.
•
Where wall surface is not particularly inclined.
•
Where not exposed to combustible gases.
•
Where piping between indoor and outdoor units is possible within the allowable limit (Refer to the
installation manual of the outdoor unit.)
Items to be checked
If not properly done, what is likely to occur
Check
Is the indoor unit fixed firmly?
The unit may drop, vibrate or make noise.
Is the gas leak test finished?
It may result in insufficient cooling.
Is the unit fully insulated?
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
burn out.
Are wiring and piping correct?
The unit may malfunction or the components
burn out.
Is the unit safely grounded?
Dangerous at electric leakage.
Is wiring size according to specifications?
The unit may malfunction or the components
burn out.
Is something blocking the air outlet or inlet
of either the indoor or outdoor units?
It may result in insufficient cooling.
Are refrigerant piping length and additional
refrigerant charge noted down?
The refrigerant charge in the system is not
clear.
Items to be checked
Check
Did you explain about operations while showing the instruction manual to your customer?
Did you hand the instruction manual over to your customer?
The items with
WARNING and
CAUTION marks in the instruction manual are the items per-
taining to possibilities for bodily injury and material damage in addition to the general usage of the
product. Accordingly, it is necessary that you make a full explanation about the described contents
and also ask your customers to read the instruction manual.
01_EN_3P184443-2.fm Page 4 Monday, July 3, 2006 3:14 PM
