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ESIE05-03
Error Codes: System Malfunctions
Part 3 – Troubleshooting
3–101
3
3
4
5
1
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be
occurred.
Is there
220-240 VAC
between No.1 and No.3
of X2M (indoor
Unit)?
Is
the power
supply PCB correctly
connected?
Is the
indoor-indoor and
indoor-outdoor
jumper correctly
connected?
Is the
indoor-indoor
and indoor-outdoor
jumper correctly
connected?
Is
the outdoor unit
used for Twin
system?
Is the
remote controller
connected to more than
one indoor
unit?
Are the
microcomputer
normal monitors (HAP) of
all indoor unit PCB
flashing?
Are the
transmission
normal montiors (HBP) of
all indoor unit PCB
flashing?
Operating normally?
Turn the power off once, then
back on, and restart operation.
Is the
setting of
Pair/Twin/Triple
set correctly?
Connect the remote controller
correctly.
Check setting "No. of
Connected Twin System Indoor
Units" of indoor unit.
Replace the transformer.
Wiring could be incorrect,
recheck.
Connect correctly.
Indoor unit PCB replacement.
Operates normally.
Connect correctly.
Connect correctly.
Set correctly.
YES
YES
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
NO
NO
NO
YES
YES
ESIE05-03.book Page 101 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...