LG APUC488TLA0, Installation Manual

Page: 10 / 23

10
INSTALLATION OF UNIT
ENGLISH
Preparation of installation parts and tools
No. Installation Parts, Tools Use
1 Flaring tool (Ø 9.52 - Ø 15.88) Flaring the pipes
2 Remear Remove burrs from cut edges of pipes.
3 Pipe cutter (MAX 35 mm Copper pipe) Cutting the pipings
4 Wrench (H5, H4 hexagonal wrench) To open the service valve
5 Pipe bender Bending the pipings
6 Leak detector
Check a gas-leakage of connecting part of the
pipings
7 Manifold gauge
To measure the pressure, to charge the re-
frigerant
8 Charge-nipple To connect the bombe
9 Vacuum pump To remove the air in the pipe.
10 Charge cylinder balance To measure the refrigerant amount
11 Bombe (R410A)
Gas charge
Cleaning the pipe
12 Spanner
To tighten the connecting parts of the pipings
13 Monkey spanner
14 Driver( , ) Cutting the wires
15 Benchi (150 mm) To measure the length
16 Tapeline
To make holes through the concrete wall and
blocks
17 Core drill
18 Voltmeter, Amperemeter, Clampmeter To measure the current and voltage
19 Insulation resistance tester To measure the insulation resistance
20 Glass thermometer
To measure the intake and outlet air tempera-
ture of the indoor unit
21 Copper tubes To use the connecting pipings
22 Insulation material To cover the connecting pipings
23 Tape To finish the connecting pipings
24 Electrical Leakage Breaker To shut off the main power
25 Cable
To connect the cable from outdoor unit to in-
door unit
26 Drain hose sockets, elbows To remote the condensing water