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ESIE05-03
Error Codes: Indoor Units
Part 3 – Troubleshooting
3–45
4
5
1
3
2.4
Malfunctioning Drain System (
AF
)
Error code
AF
LED indications
The table below shows the LED indications.
Error generation
The error is generated when the float switch changes from ON to OFF while the compressor is OFF.
Causes
The possible causes are:
P
Error in the drain pipe installation
P
Malfunctioning float switch
P
Malfunctioning indoor unit PCB.
Troubleshooting
Operation
HAP (green)
HBP (green)
Normal
c
c
Malfunctioning
c
c
Are float
switch and drain
pipe normal?
Is water
drainage system
normal?
Is drain-up
kit installed?
Is drain pump
normal?
Does drain
water flow in
reverse during non
operation?
Is
amount
of circulated drain
water excessive after
pump stops
operation?
Clogged drain water discharge
system
Clogged drain pump
Faulty float switch
Replace indoor unit PCB.
Check to see if drain-up height
and horizontal pipe length
exceed specifications.
Check jumper connector X15A.
Check drain pump and drain
Check water drainage system.
Check to see if drain-up height
and horizontal pipe length
exceed specifications.
Faulty trap in water drainage
system
Replace indoor unit PCB.
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
∗
In FHQ and FAQ problems can also
occur in the optional drain-up kit.
Possible failure of float switch.
Check to see if drain-up height
and horizontal pipe length
exceed specifications.
NO
ESIE05-03.book Page 45 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...