SiUS042113E
Troubleshooting
Part 6 Service Diagnosis
109
Reference
Reference
4.14 Compressor Lock
Error Code
E6
Method of Error
Detection
A compressor lock is detected by the current waveform generated when applying high-frequency
voltage to the motor.
Error Decision
Conditions
If the error repeats, the system is shut down.
Reset condition: Continuous run for about 11 minutes without any other error
Supposed
Causes
Closed stop valve
Compressor locked
Disconnection of compressor harness
Troubleshooting
Check No.12
Check No.15
T
u
rn off the power. Disconnect the
harnesses U, V, and W.
(R21067)
Caution
NO
YES
YES
NO
NO
YES
NO
YES
Check No.15
Check with the inverter analyzer.
T
u
rn off the power and reconnect
the harnesses. T
u
rn on the power
again and restart the system.
(Preca
u
tion before t
u
rning on the power again)
Make s
u
re the power has been off for at least 30 seconds.
Correct the power s
u
pply or
replace the o
u
tdoor
u
nit
PCB (main PCB).
Open the stop valve.
∗
Inverter analyzer:
RSUK0917C
Replace the compressor.
Replace the compressor.
Check the electronic
expansion valve coil.
Go to
Check No. 12.
Any LED off?
Stop valve
closed?
Emergency stop
witho
u
t compressor r
u
nning?
System sh
u
t
down after errors repeated
several times?
Be s
u
re to t
u
rn off the power switch before connecting or disconnecting
connectors, or parts may be damaged.
Summary of Contents for FTXM-V Series
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Page 166: ...Piping Diagrams SiUS042113E 162 Part 8 Appendix RXM24VVJU 3D132217...
Page 171: ...SiUS042113E Operation Limit Part 8 Appendix 167 3 Operation Limit RXM09 12 18 24VVJU 3D133582A...
