136
After oil return in cooling mode, the quit condition of refrigerant eliminated:
1 minute later after oil return is over
&
Td Tc
‐
>
30
℃
OR
OR Ts Tc2AVE
‐
>
30
℃
Tc2AVE
<
35
‐
℃
Max. 10 minutes
Oil return procedure in heating mode:
Quit condition of oil return:
Max. 9 minutes (E)
OR
OR
Td Tc
‐
<
20
℃
for 30s continuously(5 minutes later, begin
to count)
&
Ts Tc2AVE
‐
<
15
℃
for 30s continuously(5 minutes later,
begin to count)
Running for min. 5 minutes(E)
Send oil return signal
oil return begins
oil return over
Inverter compressor
indicated FQCY
60s
oil return FQCY
60s
soft startup
0HZ
0HZ
5s
Outdoor motor
AUTO
AUTO
AUTO (TC control)
4-way valve
ON
OFF
15s
450pulse
450pulse
350pulse(E)
All expansion valves
auto angle
auto angle
All indoors
ON
OFF
anti-freezed startup
Содержание AB25S2SC1FA
Страница 1: ...SYJS 04 2017 REV A Edition 2017 04 service manual R32...
Страница 3: ...1 Part 1 General Information 1 Indoor outdoor unit models 2 2 Feature 3...
Страница 14: ...12 AB25S2SC1FA AB35S2SC1FA AD25S2SC1FA AD35S2SC1FA 420 370 892 850 185 640 90 760 152 2 Dimension unit mm...
Страница 23: ...21 5 Installation For AB25S2SC1FA AB35S2SC1FA 1 Installation procedure...
Страница 24: ...22 AB25S2SC1FA AB35S2SC1FA AB25S2SC1FA AB35S2SC1FA...
Страница 25: ...23...
Страница 26: ...24...
Страница 27: ...25 AB25S2SC1FA AB35S2SC1FA...
Страница 28: ...26...
Страница 29: ...27 For AD25S2SC1FA AD35S2SC1FA Installation procedure AD25S2SS1FA AD35S2SS1FA...
Страница 30: ...28 AD25S2SS1FA AD35S2SS1FA AD25S2SS1FA AD35S2SS1FA...
Страница 31: ...29...
Страница 32: ...30 AD25S2SS1FA AD35S2SS1FA...
Страница 33: ...31...
Страница 38: ...36 21mm AD50S2SM1FA AD71S2SM1FA Unit model The size of drain opening...
Страница 39: ...37...
Страница 54: ...52 2 Dimension 1U71S2SM1FA 860 633 unit mm...
Страница 91: ...89 R32 R32 R32 R32 R32 R32 R32 R32 R32 10 2 Read before installation...
Страница 92: ...90 3 R32 R32 R32 R32 R32 R32 R32...
Страница 93: ...91 R32 R32 R32 R32 R32 R32 R32 R32 10A HFC 410A...
Страница 96: ...94 10 5 Air tightness test...
Страница 97: ...95 R32 R32 10 6 Vacuuming...
Страница 123: ...121 PCB 0011800410RA 1U71S2SG1FA Power module 0011800377C 1U71S2SG1FA...
Страница 182: ...Haier Commercial Air Condition Web Http www haier com Haier reserves the right to make change without any notice...