Gree GMV-VQ680WM/C-X Service Manual page 20

Gree
3.1.3 Checking
NOTE!
Items not complying with installation specifications need to be recorded in time as analysis basis for
the test of the refrigerating system.
Checklist before commissioning
Category No.
1
Installation
drawings
2
3
4
Installation
5
environment
6
7
8
9
10
11
12
13
Refrigerating
system
14
15
16
17
Checklist Before GMV6 HR Commissioning
Item
Are the engineering design
drawings complete?
Is the project constructed according
to the design drawings?
Is there any pollution source in the
outdoor unit installation
environment, and is the outdoor unit
installation location selected
correctly?
Is the outdoor unit foundation firm?
Do vibration reduction and drainage
meet the requirements?
Are the outdoor unit basic modules
installed at the same level?
Does the outdoor unit operate with
static pressure? Is the
corresponding static pressure set?
Is the hydro box installation location
selected correctly?
Is the mode exchange box unit
installation location selected
correctly?
Is the rated capacity of the internal
and external units of the cooling
system within 50%~135%?
If the single cooling system hydro
box and the rated capacity of
outdoor unit meet the requirements
of instruction manual?
Is the fresh air unit access capacity
within 30%?
Is GMV6HR connected to outdoor
units in other series?
Does the drop between the indoor
and outdoor units meet the unit
design requirements?
Does the drop between indoor units
meet the unit design requirements?
Is the length of the pipe from the
outdoor unit to the farthest indoor
unit less than or equal to 200 m?
Is the total length of the piping less
than 1000 m?
Is the length of the outdoor unit to
the first branch joint greater than 90
m? If yes, is the pipe diameter
increased accordingly?
GMV6 HR DC Inverter VRF Units Service Manual
Reference Value
—
—
Refer to the outdoor unit
installation.
Refer to the outdoor unit
installation.
Refer to the outdoor unit
installation.
—
Refer to the hydro box
installation manual.
Refer to the mode exchange
box installation manual.
50% to 135%
Refer to the hydro box
installation manual.
≤30%
GMV6 HR cannot be
connected to outdoor units in
other series.
Refer to the outdoor unit
installation.
Refer to the outdoor unit
installation.
Refer to the outdoor unit
installation.
Refer to the outdoor unit
installation.
The pipe diameter needs to
be increased when the
length is greater than 90 m.
18
Qualified Inspector