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ESIE05-03
Error Codes: Outdoor Units
Part 3 – Troubleshooting
3–73
3
3
4
5
1
3.10
Malfunctioning HPS System (
H3
)
Remote Controller
Display
H3
Method of
Malfunction
Detection
The protection device circuit checks continuity in the high pressure switch.
Malfunction
Decision
Conditions
When there is no continuity in the high pressure switch during compressor stops operating.
Supposed Causes
P
Incomplete high pressure switch
P
Disconnection in high pressure switch harness
P
Faulty connection of high pressure switch connector
P
Faulty outdoor unit PC board
P
Disconnected lead wire
Troubleshooting
Caution
Be sure to turn off power switch before connect or disconnect connector, or parts damage may be
occurred.
Wait for 10 minutes after
the unit stops operating,
then check the following.
Connect correctly.
Replace HPS with no continuity.
Resistance in normal operation :
10
Ω
or less
Replace the lead wire.
Replace the outdoor unit PC
board.
Is there
continuity in each
protection HPS?
NO
Is
protection HPS
connector (*1) correctly
connected to outdoor
unit PC board?
NO
YES
YES
YES
Is there
continuity in lead
wire?
NO
*1 Connector symbol
RZQ71 : X60A (A2P)
RZQ100 ~ 140 : X32A (A1P)
ESIE05-03.book Page 73 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...