Midea MSY-09HRDN1-QC2, Руководство по обслуживанию

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27
seconds with breeze. During this period, anti-cold-wind is disabled. After this, anti-cold – wind
function is available.
If the machine runs in rating capacity test mode, indoor fan runs with rating speed, and
anti-cold-wind is disabled.
8.7.2 Indoor fan speed can be set as high, medium, low or auto grade, but anti-cold-wind function
is preferential.
Auto fan action in heating mode.
8.7.3 The operation frequency of compressor after starting submits to following rule:
When the machine runs, if Δ Th stays in a zone for 3 minutes, action of frequency is as
follow:
Zone A: Elevate the current frequency one grade, and not stop until the maximum
grade.
Zone B: Keep the current frequency.
Zone C: Descend the current frequency one grade.
Zone D: Compressor stops after running with F1 for 60 minutes or when Δ Th
＞
6
℃
.
8.7.4 Outdoor unit current control in heating mode.
A
5.0
4.5
3.0
2.5
D
C
℃
Δ
Th
=
(r
oo
m
t
e
m
p
)
–
(
se
tt
ing
T
e
m
p)
3.5
B
Δ
T=(
ro
o
m
te
m
p
)
–
(
sett
in
g
Te
m
p)
mediu
2.5
2.0
1.5
1.0
℃
low
high