ESIE05-03
Error Codes: System Malfunctions
Part 3 – Troubleshooting
3–97
3
3
4
5
1
Troubleshooting 2
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be
occurred.
Turn OFF the power supply
once and then ON again.
Is the HAP blinking?
Is the HAP blinking?
Is the HAP ON?
Is the HAP
blinking?
Does
the resistance
between VCC and
UVW, GND-UVW of the
signal line keep the
balance?
"U4" is displayed
at all times.
Turn OFF the power supply
and disconnect No.3 wire of
the Indoor-Outdoor connection
wiring, and then turn ON the
power supply again.
From the preceding page
Check the connector of
the fan motor
Faulty indoor unit PC board.
External factors (e.g. noises)
are supposed.
Malfunction in the power
supply system or faulty
outdoor unit PC board.
Faulty indoor unit PC board.
Replace the fan motor.
YES
NO
NO
NO
YES
YES
NO
Faulty outdoor unit PC board.
YES
Reset to normal.
External factors (e.g. noises)
are supposed.
YES
NO (OFF)
NO (ON or OFF)
YES
Check the normal
HAP of the
microcomputer
for outdoor unit.
ESIE05-03.book Page 97 Wednesday, April 6, 2005 4:09 PM
Содержание RZQ100B7W1B
Страница 1: ...Service Manual ESIE05 03 RZQ71 125B8V3B RZQ100 140B7W1B Sky Air Inverter R 410A B series...
Страница 2: ......
Страница 10: ...ESIE05 03 viii Table of Contents 3 1 4 5...
Страница 24: ...ESIE05 03 1 2 Part 1 System Outline 3 1 1 5...
Страница 32: ...General Outline Outdoor Units ESIE05 03 1 10 Part 1 System Outline 3 1 1 4 5...
Страница 42: ...Specifications ESIE05 03 1 20 Part 1 System Outline 3 1 1 4 5...
Страница 56: ...Functional Diagrams ESIE05 03 1 34 Part 1 System Outline 3 1 1 4 5...
Страница 58: ...ESIE05 03 1 36 Part 1 System Outline...
Страница 70: ...Wiring Diagrams ESIE05 03 1 48 Part 1 System Outline 3 1 1 4 5...
Страница 84: ...PCB Layout ESIE05 03 1 62 Part 1 System Outline 3 1 1 4 5...
Страница 86: ...ESIE05 03 2 2 Part 2 Functional Description 3 1 2 5...
Страница 110: ...General Functionality ESIE05 03 2 26 Part 2 Functional Description 3 1 2 4 5...
Страница 150: ...ESIE05 03 3 2 Part 3 Troubleshooting 3 1 3 5...
Страница 188: ...Troubleshooting ESIE05 03 3 40 Part 3 Troubleshooting 3 1 3 4 5...
Страница 264: ...Additional Checks for Troubleshooting ESIE05 03 3 116 Part 3 Troubleshooting 3 1 3 4 5...
Страница 266: ...ESIE05 03 4 2 Part 4 Commissioning and Test Run 3 1 4 5...
Страница 306: ...ESIE05 03 5 2 Part 5 Disassembly and Maintenance 3 1 5...
Страница 320: ...Disassembly and Maintenance Outdoor Units ESIE05 03 5 16 Part 5 Disassembly and Maintenance 3 1 5 5...