5-29
5
F04 Compressor Discharge Temperature Sensor (TD) Trouble
Error Detection Method
Error Diagnosis
It is judged an error based on the criteria listed below.
Open circuit or Short circuit
•
1.
2.
Sensor connector is connected to PC board properly.
1-1
Sensor is correctly installed at holder side.
1-2
1-2
Reconnect and check
Replace sensor
Correct and see what
happens.
1-3
Yes
No
1 Sensor
2 PC board
3 Operating
status
Yes
No
Resistance between connector pins on PC board is less than
1 k ohm
2-1
Replace PC board
2-2
Yes
No
Peripheral temperature of outdoor unit is over 46°C.
3-1
Check noise.
3-3
Correct
3-2
Yes
No
Tends to have insufficient refrigerant charge in the system.
3-2
Adjust the amount
of refrigerant
3-3
Yes
No
Abnormal temperature exists even after replacing PC board.
2-2
3-1
See what happens.
Yes
No
Abnormal temperature exists even after replacing sensor.
1-3
2-1
See what happens.
Yes
No
SM830211-07̲PAC-i.indb 29
SM830211-07̲PAC-i.indb 29
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2013/09/07 10:42:08
Summary of Contents for U-100PEY1E5
Page 536: ... MEMO 1 526 ...
Page 540: ... MEMO 2 4 ...
Page 549: ...3 9 3 3 1 Indoor Units Ducted Type S 36PN1E5 S 45PN1E5 S 50PN1E5 Electric Wiring Diagram ...
Page 551: ...3 11 3 3 2 Outdoor Units Single phase U 50PE1E5 ...
Page 552: ...3 12 3 3 2 Outdoor Units Single phase U 50PE1E5 ...
Page 553: ...3 13 3 3 2 Outdoor Units Single phase U 60PE1E5 U 71PE1E5 䡵 ...
Page 554: ...3 14 3 3 2 Outdoor Units Single phase U 100PE1E5 U 125PE1E5 U 140PE1E5 䡵 ...
Page 555: ...3 15 3 3 2 Outdoor Units Single phase U 60PEY1E5 U 71PEY1E5 ...
Page 556: ...3 16 3 3 2 Outdoor Units Single phase U 60PEY1E5 U 71PEY1E5 ...
Page 558: ...3 18 3 3 2 Outdoor Units 3 phase U 71PE1E8 ...
Page 559: ...3 19 3 3 2 Outdoor Units 3 phase U 100PEY1E8 U 125PEY1E8 ...
Page 560: ...3 20 3 3 2 Outdoor Units 3 phase U 100PE1E8 U 125PE1E8 U 140PE1E8 U 140PEY1E8 ...
Page 594: ...4 34 4 HIC PCB A746895 U 60PE1E5 U 71PE1E5 CN VDC U P V W N CN VDC 4WAY Valve CN 20S ...
Page 595: ...4 35 4 HIC PCB continued A746846 U 100PE1E5 CN VDC U V W CN VDC 4WAY Valve CN 20S P NU ...
Page 597: ...4 37 4 HIC PCB A746846 U 100PEY1E5 CN VDC U V W CN VDC 4WAY Valve CN 20S P NU ...
Page 598: ...4 38 4 HIC PCB continued A746847 U 125PEY1E5 CN VDC U V W CN VDC 4WAY Valve CN 20S P NU ...
Page 602: ...4 42 4 HIC PCB A747248 U 100PEY1E8 U 125PEY1E8 CN VDC U V W CN VDC 4WAY Valve CN 20S P NU ...
Page 738: ... MEMO 8 34 ...
Page 739: ...201309 ...