1
CHECKLIST AFTER INSTALLATION WORK
Work List
No.
Are the indoor units installed following the
Installation
1
content on page 1-12-2-1-1
"SELECTING THE INSTALLATION
SITE"?
Is the earth leakage circuit breaker
2
(all-pole switching function provided)
installed?
Is there any wrong installation of optional
3
parts or wrong wiring?
4
Was the ground wire work performed?
Are there any wrong power supply wiring,
Tubing &
5
wrong connection wire, wrong signal wire
Wiring
or loose screw?
Is the thickness of wire in accordance with
6
rule?
Is the power-supply voltage equal to the
7
nameplate of the unit?
Was the check of the airtight test, flared
8
tube fitting and gas leakage on the
welded portion performed?
9
Is there water leakage?
Drain
Indoor unit drain pipe has a downward
Check
10
gradient (1/100 or more) by rule. Is the
drain water flowing smoothly?
Was the heat insulation work at a suitable
Heat
location including the flared tube fitting
11
Insulation
(refrigerant tube & drain pipe) performed
properly?
12 Did the abnormal sound occur?
Test Run
Did the cool and warm airflow discharge
13
from the indoor unit?
Content
Check
1-12-2-1-13
□
Possibility of Failure & Checkpoint
□
There is a possibility of light injure or loss of
property.
□
□
□
Power failure or short circuit may cause electric
shock or fire. Check installation work and ground
□
wire work.
□
□
If the gas leakage occurs, the unit quality not only
□
becomes inferior but affects environment. Repair it
as quickly as possible.
□
Since there is a possibility of water drain, repair the
drain pipe if the drain failure or water drain occurs.
□
The quality of unit not only becomes inferior but
□
there is a possibility of the water drain. So, perform
the heat insulation work properly.
□
Check if there is a fan contact or distortion of the
indoor unit.
Check if the unit does not operate or there is a
□
wrong tubing or wiring connection with another
system.