Midea MSC-09HRFN1-QD2E, Руководство по обслуживанию

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The unit will quit low ambient cooling function when:
1
）
T4>15
℃
and T3
≧
20
℃
for 1 minute (Outdoor fan will run during this 1 minute.) The unit will re-judge the
entering condition when T4
≦
15
℃
1 minute later.
2
）
Compressor stops. (Re- judge the entering condition when compressor restarts.)
9.12.5 Outdoor fan speed will be fixed at DC_FAN_COOL_RAT_SPD_ADD when the unit is on rating cooling
capacity test. Outdoor fan speed will be fixed at DC_FAN_HEAT_RAT_SPD_ADD when the unit is on rating heating
capacity test.
9.12.6 Action of outdoor fan in heating mode(including heating in auto mode).
(T4 is outdoor ambient temperature.)
9.13 Oil return function
9.13.1 The unit will run with a higher frequency RET_OIL_FREQ2_ADD for RET_OIL_TIME2_ADD seconds when
running frequency lower than RET_OIL_FREQ1_ADD for RET_OIL_TIME1_ADD minutes.
9.13.2 The unit will quit oil return function when it gets into defrosting.
9.13.3 The unit will quit oil return function when any protection happens.
9.14 Timer function
9.14.1 Timing range is 24 hours, and the minimum resolution is 15 minutes.
9.14.2 Timer on.
After turning off, the machine will turn on automatically when reaching the setting time.
9.14.3 Timer off.
After turning on, the machine will turn off automatically when reaching the setting time.
T4
DC_FAN_LOW_SPD_ADD
17
℃
15
℃
DC_FAN_MID_SPD_ADD
12
℃
10
℃
DC_FAN_HI_SPD_ADD