Installation; Service Space; Water Pipe Installation; Precautions During Installation - Mitsubishi Electric CITY MULTI PQHY-P-ZLMU Manual De Instalación

7. Installation

7.1. Installation
[Fig. 7.1.1] (P.2)
A
B
Check that the installation leg corners are securely supported to ensure that
the legs do not bend.
C
Check that the installation leg corners are securely supported.
strong winds.
Vibration may be transmitted to the installation area and noise and vibration

8. Water pipe installation

8.1. Precautions during installation

maintenance, checkup, and replacement.
To protect the heat source unit, install a strainer on the circulating water inlet
Use a sleeve to protect the pipes at the point where they go through a wall.
pipes against breakage and bending.
water pipes, power source and transmission wires access holes should be
For installing two units, install water pipes in parallel to each other so that the
1
2
thread.
3
end.
Hold the pipe on the unit side in place with a spanner when installing the
When connecting heat source unit water piping and on site water piping,
connection.
Warning:
Install the unit in a location strong enough to withstand its weight.
Any lack of strength may cause unit to fall down, resulting in a
personal injury.
Have installation work in order to protect against strong winds and
earthquakes.
Improper installation may cause unit to fall down, resulting in a
personal injury.
wiring routes.

7.2. Service space

[Fig. 7.2.1] (P.2)
Example of heat source unit installation (using left piping)
[Fig. 8.1.1] (P.3)
In order to protect the unit, consider the water circuit design that uses the
System example of water circuit
[Fig. 8.1.2] (P.3)

8.2. Insulation installation

On any heat source piping.
On any drainage piping.
8.3. Water processing and water quality
the water circulation system.
.
Water Quality Processing
1
A
C
A
Main circulating water pipe
C
E
G
A
Heat source unit
C
Flow Switch
E
Temperature gauge
G
I
K
Cooling tower
control
Regular water quality processing is recommended.
Cold water circulation systems using open heat storage tanks are
particularly prone to corrosion.
water supply tank is installed, keep air contact to a minimum, and keep
B Heat source unit
B
D
F
H
Drain pipe
B
Strainer
D
F
Pressure gauge
H
Pump
J
L
Heating tank
23