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ESIE02–01
General Functionality
Part 2 – Functional Description
2–13
3
2
4
5
1
1.8
Forced Thermostat OFF
Applicable units
All indoor units
Purpose
The outdoor unit independently turns its thermostat OFF by means of control other than thermostat
OFF commands from the indoor unit.
Method
The table below contains the different conditions for which the thermostat is turned OFF by the outdoor
unit.
Used input
The forced thermostat OFF control uses the following inputs:
Thermostat OFF
control
Indicator
Starting conditions
Result
Reset
Freeze-up function: See page 2–27.
Cooling overload
Only for
R(Y)P71-250B
Outdoor heat
exchanger
temperature Tc
Tc > 63˚C for 90 s contin-
uously
(min. 60 - max. 66˚C for
practice function)
The thermo-
stat is
turned OFF.
Next start,
initial open-
ing E.V.:
+ 70 pulses
(cooling)
+ 80 pulses
(heating)
Remocon
OFF
Heating overload
(peak cut-off)
Indoor heat
exchanger
temperature Tc
Tc > 62.5˚C for 30 s con-
tinuously
(min. 59.5 - max. 65.5˚C
for practice function)
Discharge pipe
high temperature
Only for
R(Y)P71-250B
Discharge pipe
temperature T2
Td > 125˚C for 20 s con-
tinuously
Td disconnection
Only for
R(Y)P71-250B
Discharge pipe
thermistor T2
Td is determined to be
disconnected from the
piping 5 min after the
compressor starts.
Td < 55˚C
Td < Ta + 10˚C
∆
Td
≤
5 K
Retry 6 x
until
final error
“F3”
Input
Connection on
indoor PCB
Connection on
outdoor PCB
Outdoor heat exchanger thermistor
—
R2T
Indoor heat exchanger thermistor
R2T
—
Discharge pipe thermistor
—
R3T
Содержание FHC45BZ7V1
Страница 1: ...ESIE02 01 Service Manual Sky Air R 407C B series SV p p p...
Страница 2: ......
Страница 3: ...ESIE02 01 Service Manual Sky Air R 407C B series SV p p p...
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Страница 16: ...Introduction ESIE02 01 xii 3 1 4 5...
Страница 18: ...ESIE02 01 1 2 Part 1 System Outline 3 1 1 5...
Страница 42: ...General Outline Outdoor Units ESIE02 01 1 26 Part 1 System Outline 3 1 1 4 5...
Страница 49: ...ESIE02 01 General Outline Indoor Units Part 1 System Outline 1 33 3 1 4 5...
Страница 72: ...General Outline Indoor Units ESIE02 01 1 56 Part 1 System Outline 3 1 1 4 5...
Страница 86: ...Specifications ESIE02 01 1 70 Part 1 System Outline 3 1 1 4 5...
Страница 110: ...ESIE02 01 1 94 Part 1 System Outline...
Страница 130: ...Switch Box Layout ESIE02 01 1 114 Part 1 System Outline 3 1 1 4 5...
Страница 180: ...PCB Layout ESIE02 01 1 164 Part 1 System Outline 3 1 1 4 5...
Страница 182: ...ESIE02 01 2 2 Part 2 Functional Description 3 1 2 5...
Страница 204: ...General Functionality ESIE02 01 2 24 Part 2 Functional Description 3 1 2 4 5...
Страница 216: ...Overview of the cooling mode functions ESIE02 01 2 36 Part 2 Functional Description 3 1 2 4 5...
Страница 232: ...ESIE02 01 3 2 Part 3 Troubleshooting 3 1 3 5...
Страница 294: ...Error Codes System Malfunctions ESIE02 01 3 64 Part 3 Troubleshooting 3 1 3 4 5...