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GREE GMV5 HR HEAT RECOVERY UNITS
191
Feedback
from user
Exception
Possible reasons
Solution
Primary reason
Secondary reason
Tertiary reason
Description
Confirmation
method
Description
Confirmation
method
Description
Confirmation
method
3.2 The
outdoor
ambient
temperatur
e in the
cooling
mode is
higher than
40°C.
Measure the
outdoor
ambient
temperature.
——
——
It is a normal
phenomenon.
3.3 The
ambient
temperatur
e of the
IDU that
works in
the heating
mode is
lower than
12°C.
Measure the
outdoor
ambient
temperature.
3.3.1 The
system
has
worked for
less than
2 hours.
——
It is a normal
phenomenon.
3.3.2 An
improper
system is
selected.
——
Choose
another
system with
larger power.
3.4 The
outdoor
ambient
temperatur
e in the
heating
mode is
lower than
-7°C.
Measure the
outdoor
ambient
temperature.
——
——
It is a normal
phenomenon.
4. Poor
airflow
distribution
design
——
4.1 The air
intake and
return inlet
of the ODU
are too
close to
each other,
affecting
the heat
exchange
performanc
e of the
unit.
Check the
distance.
——
——
Re-design the
airflow
distribution.
4.2 The air
intake and
return inlet
of the IDU
are too
close to
each other,
causing
poor heat
exchange
of the unit.
Check the
distance.
——
——
Re-design the
airflow
distribution.
Содержание GC201808-III
Страница 36: ...GREE GMV5 HR HEAT RECOVERY UNITS 32 Circuit diagram of GMV Q144WM B1 F U Circuit diagram of GMV Q168WM B1 F U ...
Страница 87: ...GREE GMV5 HR HEAT RECOVERY UNITS 83 1 External Connection for Individual Units ...
Страница 92: ...GREE GMV5 HR HEAT RECOVERY UNITS 88 ...
Страница 227: ...GREE GMV5 HR HEAT RECOVERY UNITS 223 Troubleshooting ...
Страница 286: ...GREE GMV5 HR HEAT RECOVERY UNITS 282 Troubleshooting ...
Страница 314: ...GREE GMV5 HR HEAT RECOVERY UNITS 310 4 Loosen the screws on the compressor drive as shown in the figure below ...
Страница 362: ...JF00302879 ...