Connecting The Refrigerant Piping; To Connect The Refrigerant Piping To The Indoor Unit - Daikin FCAHG71FVEB Installation And Operation Manual

To connect the drain piping to the indoor unit
NOTICE
Incorrect connection of the drain hose might cause leaks,
and damage the installation space and surroundings.
1 Push the drain hose as far as possible over the drain pipe
connection.
2 Tighten the metal clamp until the screw head is less than 4 mm
from the metal clamp part.
3 Check for water leaks (see
page 7).
4 Install the insulation piece (drain pipe).
5 Wind the large sealing pad (= insulation) around the metal
clamp and drain hose, and fix it with cable ties.
6 Connect the drain piping to the drain hose.
1 2~6
a b e
4
1
A-A'
a Drain pipe connection (attached to the unit)
b Drain hose (accessory)
c Metal clamp (accessory)
d Large sealing pad (accessory)
e Insulation piece (drain pipe) (accessory)
f Drain piping (field supply)
To check for water leaks
The procedure differs depending on whether electrical wiring is
already finished. When electrical wiring is not finished yet, you need
to temporarily connect the user interface and power supply to the
unit.
When electrical wiring is not finished yet
1 Temporarily connect electrical wiring.
▪ Remove the switch box cover (a).
▪ Connect the user interface (b).
▪ Connect the power supply (1~ 220-240 V 50/60 Hz) and
earth (c).
▪ Reattach the switch box cover (a).
FCAHG71~140FVEB
Split system air conditioners
4P429472-1 – 2015.12
"To check for water leaks" on
c d f
2 5 6
A
A
A'
A'
≤4 mm
d
c
3
b
a
2 Turn ON the power.
3 Start cooling operation (see
page 10).
4 Gradually put approximately 1 l of water through the air
discharge outlet, and check for leaks.
a Plastic watering can
b Service drain outlet (with rubber plug). Use this outlet to
drain water from the drain pan.
c Drain pump location
d Drain pipe connection
e Drain pipe
5 Turn OFF the power.
6 Disconnect the electrical wiring.
▪ Remove the switch box cover.
▪ Disconnect the power supply and earth.
▪ Disconnect the user interface.
▪ Reattach the switch box cover.
When electrical wiring is finished already
1 Start cooling operation (see
page 10).
2 Gradually put approximately 1 l of water through the air
discharge outlet, and check for leaks (see
wiring is not finished yet" on
5.2

Connecting the refrigerant piping

DANGER: RISK OF BURNING
5.2.1 To connect the refrigerant piping to the
indoor unit
▪ Pipe length. Keep refrigerant piping as short as possible.
5 Installation
b
a
c
"7.2 To perform a test run" on
e
d
c
b
a
"7.2 To perform a test run" on
"When electrical
page 7).
Installation and operation manual
7