Installation; Overview: Installation; Opening The Units; About Opening The Units - Daikin CHYHBH05AA Installer's Reference Manual

7 Installation

NOTICE
More technical specifications of the different connections
are indicated on the inside of the indoor unit.
7 Installation
7.1

Overview: Installation

This chapter describes what you have to do and know on-site to
install the system.
Typical workflow
Installation typically consists of the following stages:
1 Mounting the outdoor unit.
2 Mounting the indoor unit.
3 Mounting the gas boiler.
4 Connecting the condensate pipe.
5 Connecting the refrigerant piping.
6 Checking the refrigerant piping.
7 Charging refrigerant.
8 Connecting the water piping.
9 Connecting the electrical wiring.
10 Connecting the gas piping.
11 Connecting the boiler to the flue gas system.
12 Finishing the outdoor installation.
13 Finishing the indoor installation.
14 Finishing the gas boiler installation.
INFORMATION
Depending on the units and/or the installation conditions, it
might be necessary to connect electrical wiring before you
can charge refrigerant.
INFORMATION
It is NOT possible to connect an indoor unit of 1 room only.
Be sure to connect indoor units of at least 2 rooms.
The Hybrid for Multi is considered as 1 room connection.
For the correct combination, see the combination table and the
installation manual of the Hybrid for Multi.
7.2

Opening the units

7.2.1

About opening the units

At certain times, you have to open the unit. Example:
▪ When connecting the electrical wiring
▪ When maintaining or servicing the unit
DANGER: RISK OF ELECTROCUTION
Do NOT leave the unit unattended when the service cover
is removed.
7.2.2 To open the switch box cover of the
indoor unit
1 Remove the side panel at the right side of the indoor unit. The
side panel is fixed at the bottom with 1 screw.
2 Remove the upper and lower screw on the side panel of the
switch box.
3 The right panel of the switch box will open.
Installer reference guide
22
4 Remove the upper and lower screw on the front panel of the
switch box.
5 The front panel of the switch box will open.
4
2×
When the boiler is installed and access to the switch box is required,
please follow the steps below.
6 Remove the upper and lower screw on the side panel of the
switch box.
7 Remove the switch box from the unit.
8 Hook the switch box to the side of the unit with the hooks
foreseen on the switch box.
8
Daikin hybrid for multi heat pump – heat pump module
2
2×
3
5
6
7
6
CHYHBH05+08AA + EHYKOMB33A
4P471761-1A – 2017.10