![background image](http://html1.mh-extra.com/html/daikin/rzq100b7w1b/rzq100b7w1b_service-manual_2460009218.webp)
Error Codes: Outdoor Units
ESIE05-03
3–70
Part 3 – Troubleshooting
3
1
3
4
5
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be
occurred.
Normal reset?
Is coil
resistance of
electronic expansion valve
normal? (40 to 50
Ω
)
(
∗
)
YES
NO
Is the
electronic
expansion valve coil
connected to outdoor unit
PC board?
NO
NO
Turn the power supply
off once and back on.
Problem could be caused by
external factor (noise, etc.)
other than malfunction.
Connect correctly.
Replace the motorized
valve coil.
Replace the main unit of
solenoid valve (Y2S).
Replace the electronic
expansion valve coil.
Replace the outdoor unit
PC board (A1P).
NO
YES
YES
With
remote controller
ON, doesn’t the unit
operate and is “E9”
displayed?
NO
Is there
difference in
temperature before and
after solenoid valve
(Y2S) during
operation?
YES
∗
Measure the resistance between each pin of
connector and make sure that the resistance ranges
between 40 and 50
Ω
.
1
2
3
4
5
6
Measurement point
1—5
2—5
3—5
4—5
ESIE05-03.book Page 70 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...