Haier AS072XCEAA Operation & Installation Manual - Precaution
13
PRECAUTION
3. Wiring connection
2. Preparation for installation
Installation tools
7 Pipe Cutter
14 Refrigeration Oil
6 Spanner
13 Scraper or File
5 Shifting Spanner
12 Measuring Tape
4 Inner Hexagon Spanner
11 Leakage Checker or Soap Liquid
3 60mm Drill
10 Clippers
2 Steel Saw
9 Knives
1 Screw Driver (flat head, wabbler, triangle)
8 Pipe Expander
An electric leakage breaker must be installed, otherwise electric shock or other accidents would occur.
After completion of the installation, the air conditioner shall be electrified to check for electric leakage.
Execute proper grounding. Do not connect the earth wire to a gas pipe, water pipe, lightening rod,
or a telephone ground wire. Improper placement of earth wires can result in electric shock.
Note: Connect ports 3 and 4 of Indoor terminal board with ports P and Q of outdoor terminal board.
A specialized power supply wire, which shall be installed by a competent person as per the rules of
the national standard.
Power supply must be grounded effectively.
An electric leakage breaker shall be installed.
Layout of power supply wiring shall be Y connection. If the power supply wire is damaged, it must be
replaced by the manufacturer or its service center or professional person (the power supply wire shall
be self-contained).
For connection of the power supply plug, L shall be connected with the live wire, N shall beconnected
with netural line, shall be connected with earth wire.
Power supply wire parameters:H05RN-F 3G(1.0-1.5)mm
2
;
Signal wire parameters:H05RN-F 2x(0.75-1.5)mm
2
(User shall self-provide signal wire ).
Note:The singnal wire and connection wire should be provided for oneself.
The singnal wire must be shielded wire
Electrical Requirements
1(N) 2(L) 3 4
Power Supply
Connect To Outdoor Unit