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Troubleshooting by Remote Controller
ESIE15-13C
152
Service Diagnosis
4.20 High Pressure Switch System Abnormality
Remote
Controller
Display
H3
Applicable
Models
RZQG125, 140
Method of Error
Detection
The protection device circuit checks continuity in the high pressure switch (S1PH).
Error Decision
Conditions
When there is no continuity in the high pressure switch during compressor stops operating.
Supposed
Causes
Incomplete high pressure switch
Defective connection of high pressure switch connector
Defective outdoor unit PCB
Disconnected lead wire
Troubleshooting
Note:
*1 Connector and indoor unit PCB
Model
Connector for high pressure switch
PCB
RZQG
X32A
A1P
Connect correctly.
Replace the outdoor unit PCB
(A1P).
NO
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.
YES
Replace the high pressure
switch with no continuity.
Resistance in normal operation :
10
Ω
or less
NO
YES
Replace the lead wire.
NO
YES
Is protection
high pressure switch connector
(
∗
1) correctly connected to
outdoor unit PCB?
Is there continuity
in each protection high
pressure switch?
Is there continuity
in lead wire?
Содержание RZQG71L9V1
Страница 2: ......
Страница 6: ...ESIE15 13C iv Table of Contents...
Страница 14: ...Introduction ESIE15 13C xii...
Страница 18: ...Outlook Outdoor Units ESIE15 13C 4 General Information 2 Outlook Outdoor Units...
Страница 22: ...Operating range ESIE15 13C 8 General Information...
Страница 108: ...Emergency Operation ESIE15 13C 94 Field Setting...