ESIE02–01
General Functionality
Part 2 – Functional Description
2–17
3
2
4
5
1
1.12
Gas Shortage Function
Applicable units
R(Y)P71-250B
Purpose
The purpose of the gas shortage function is to detect refrigerant shortage before the unit stops due to
a discharge temperature that is too high.
Method
When the thermostat is turned OFF due to a discharge pipe temperature that is too high and the E.V.
opening is 450 pulses or more, the gas shortage error is activated. However, operation does not stop
due to gas shortage.
To check the gas shortage error (
U0
), see page 3–54.
Used input
The gas shortage function uses the following inputs:
Input
Connection on
indoor PCB
Connection on
outdoor PCB
Outdoor discharge thermistor
—
R3T-X6A
Outdoor expansion valve
—
Y1E-X24A
Содержание Sky Air R-407C
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Страница 16: ...Introduction ESIE02 01 xii 3 1 4 5...
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Страница 42: ...General Outline Outdoor Units ESIE02 01 1 26 Part 1 System Outline 3 1 1 4 5...
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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...
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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...