Missing Of Ground Leakage Detection Core - Daikin VRV EMERION REYQ-AATJA Service Manual

SiUS372201EB

3.35 Missing of Ground Leakage Detection Core

Applicable
All outdoor unit models
Models
E2
Error Code
Sub code: 06, 07
Method of Error
Error is detected according to whether or not there is continuity across the connector X101A for
Detection
leakage detection circuit (Q1LD).
Error Decision
No current flows at the time of turning ON the power supply.
Conditions
Supposed
 Disconnection of connector X101A
Causes
 Wiring disconnection
 Defective outdoor unit main PCB
Troubleshooting
Part 6 Service Diagnosis
Be sure to turn off the power switch before connecting or disconnecting
Caution
connectors, or parts may be damaged.
Turn OFF the power supply, and
then disconnect compressor leads.
Is the system reset to
normal?
NO
Ensure the unit
corresponding to the error
code E2 in monitor mode.
E2-06: Master
E2-07: Sub
Is X101A connected?
YES
Confirm if there is a
leakage with a Megger
tester.
YES
YES
NO
NO
Troubleshooting by Error Code
The error is considered to have
resulted from external factors
other than failures (e.g. noise).
Properly connect the connector.
Replace the outdoor unit main
PCB (A1P).
Replace the compressor.
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