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Error Codes: Outdoor Units
ESIE05-03
3–76
Part 3 – Troubleshooting
3
1
3
4
5
3.12
Malfunction of Thermistor System (
H9, J3, J5, J6
)
Remote Controller
Display
H9, J3, J5, J6
Method of
Malfunction
Detection
Abnormality is detected according to the temperature detected by each individual thermistor.
Malfunction
Decision
Conditions
When thermistor is disconnected or short-circuited during operation
Supposed Causes
P
Faulty thermistor
P
Faulty connection of connector
P
Faulty outdoor unit PC board (control PC board)
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be
occurred.
YES
YES
NO
Check connectors for
connection.
Connect correctly.
Replace the thermistor.
Replace the outdoor unit PC board
(control PC board).
Remove thermistor from
outdoor unit PC board,
then measure the
resistance using a tester.
H9 : Malfunction of outdoor temperature thermistor system
J3 : Malfunction of discharge pipe thermistor system
J5 : Malfunction of suction pipe thermistor system
J6 : Malfunction of heat exchange thermistor
Normal?
Normal?
NO
* See page 3-107 and page 3-108 for “Thermistor temperature/Resistance characteristics”.”
ESIE05-03.book Page 76 Wednesday, April 6, 2005 4:09 PM
Summary of Contents for RZQ100B7W1B
Page 1: ...Service Manual ESIE05 03 RZQ71 125B8V3B RZQ100 140B7W1B Sky Air Inverter R 410A B series...
Page 2: ......
Page 10: ...ESIE05 03 viii Table of Contents 3 1 4 5...
Page 24: ...ESIE05 03 1 2 Part 1 System Outline 3 1 1 5...
Page 32: ...General Outline Outdoor Units ESIE05 03 1 10 Part 1 System Outline 3 1 1 4 5...
Page 42: ...Specifications ESIE05 03 1 20 Part 1 System Outline 3 1 1 4 5...
Page 56: ...Functional Diagrams ESIE05 03 1 34 Part 1 System Outline 3 1 1 4 5...
Page 58: ...ESIE05 03 1 36 Part 1 System Outline...
Page 70: ...Wiring Diagrams ESIE05 03 1 48 Part 1 System Outline 3 1 1 4 5...
Page 84: ...PCB Layout ESIE05 03 1 62 Part 1 System Outline 3 1 1 4 5...
Page 86: ...ESIE05 03 2 2 Part 2 Functional Description 3 1 2 5...
Page 110: ...General Functionality ESIE05 03 2 26 Part 2 Functional Description 3 1 2 4 5...
Page 150: ...ESIE05 03 3 2 Part 3 Troubleshooting 3 1 3 5...
Page 188: ...Troubleshooting ESIE05 03 3 40 Part 3 Troubleshooting 3 1 3 4 5...
Page 264: ...Additional Checks for Troubleshooting ESIE05 03 3 116 Part 3 Troubleshooting 3 1 3 4 5...
Page 266: ...ESIE05 03 4 2 Part 4 Commissioning and Test Run 3 1 4 5...
Page 306: ...ESIE05 03 5 2 Part 5 Disassembly and Maintenance 3 1 5...